./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:23:18,321 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:23:18,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 08:23:18,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:23:18,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:23:18,411 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:23:18,412 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:23:18,412 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:23:18,413 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:23:18,413 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:23:18,414 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:23:18,415 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:23:18,415 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:23:18,416 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:23:18,416 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:23:18,417 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:23:18,417 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:23:18,418 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:23:18,418 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:23:18,419 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:23:18,419 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:23:18,420 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:23:18,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:23:18,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:23:18,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:23:18,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:23:18,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:23:18,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:23:18,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:23:18,424 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:23:18,435 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:23:18,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:23:18,435 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:23:18,436 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:23:18,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:23:18,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:23:18,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:23:18,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:23:18,437 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:23:18,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:23:18,438 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:23:18,438 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:23:18,438 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:23:18,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:23:18,439 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf [2023-12-02 08:23:18,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:23:18,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:23:18,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:23:18,677 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:23:18,677 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:23:18,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2023-12-02 08:23:21,427 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:23:22,097 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:23:22,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2023-12-02 08:23:22,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/data/e74d84fda/32072f0edc0b4d0dbbf15b9426bf84fb/FLAG4440604f7 [2023-12-02 08:23:22,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/data/e74d84fda/32072f0edc0b4d0dbbf15b9426bf84fb [2023-12-02 08:23:22,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:23:22,179 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:23:22,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:23:22,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:23:22,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:23:22,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:22" (1/1) ... [2023-12-02 08:23:22,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19935df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:22, skipping insertion in model container [2023-12-02 08:23:22,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:23:22" (1/1) ... [2023-12-02 08:23:22,454 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:23:29,871 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2023-12-02 08:23:29,875 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2023-12-02 08:23:29,875 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2023-12-02 08:23:29,876 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2023-12-02 08:23:29,876 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2023-12-02 08:23:29,877 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2023-12-02 08:23:29,877 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2023-12-02 08:23:29,878 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2023-12-02 08:23:29,878 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2023-12-02 08:23:29,879 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2023-12-02 08:23:29,879 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2023-12-02 08:23:29,880 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2023-12-02 08:23:29,880 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2023-12-02 08:23:29,881 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2023-12-02 08:23:29,881 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2023-12-02 08:23:29,882 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2023-12-02 08:23:29,882 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2023-12-02 08:23:29,883 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2023-12-02 08:23:29,883 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2023-12-02 08:23:29,883 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2023-12-02 08:23:29,884 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2023-12-02 08:23:29,884 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2023-12-02 08:23:29,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2023-12-02 08:23:29,885 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2023-12-02 08:23:29,886 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2023-12-02 08:23:29,887 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2023-12-02 08:23:29,888 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2023-12-02 08:23:29,888 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2023-12-02 08:23:29,889 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2023-12-02 08:23:29,890 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2023-12-02 08:23:29,890 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2023-12-02 08:23:29,891 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2023-12-02 08:23:29,891 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2023-12-02 08:23:29,892 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2023-12-02 08:23:29,893 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2023-12-02 08:23:29,893 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2023-12-02 08:23:29,894 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2023-12-02 08:23:29,895 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2023-12-02 08:23:29,895 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2023-12-02 08:23:29,896 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2023-12-02 08:23:29,896 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2023-12-02 08:23:29,896 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2023-12-02 08:23:29,897 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2023-12-02 08:23:29,898 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2023-12-02 08:23:29,898 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2023-12-02 08:23:29,899 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2023-12-02 08:23:29,899 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2023-12-02 08:23:29,900 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2023-12-02 08:23:29,901 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2023-12-02 08:23:29,901 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2023-12-02 08:23:29,902 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2023-12-02 08:23:29,902 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2023-12-02 08:23:29,903 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2023-12-02 08:23:29,903 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2023-12-02 08:23:29,904 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2023-12-02 08:23:29,905 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2023-12-02 08:23:29,905 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2023-12-02 08:23:29,906 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2023-12-02 08:23:29,906 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2023-12-02 08:23:29,907 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2023-12-02 08:23:29,908 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2023-12-02 08:23:29,908 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2023-12-02 08:23:29,909 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2023-12-02 08:23:29,909 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2023-12-02 08:23:29,910 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2023-12-02 08:23:29,910 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2023-12-02 08:23:29,911 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2023-12-02 08:23:29,911 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2023-12-02 08:23:29,912 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2023-12-02 08:23:29,912 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2023-12-02 08:23:29,913 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2023-12-02 08:23:29,913 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2023-12-02 08:23:29,913 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2023-12-02 08:23:29,914 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2023-12-02 08:23:29,914 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2023-12-02 08:23:29,915 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2023-12-02 08:23:29,916 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2023-12-02 08:23:29,916 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2023-12-02 08:23:29,916 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2023-12-02 08:23:29,917 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2023-12-02 08:23:29,917 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2023-12-02 08:23:29,918 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2023-12-02 08:23:29,918 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2023-12-02 08:23:29,919 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2023-12-02 08:23:29,920 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2023-12-02 08:23:29,920 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2023-12-02 08:23:29,921 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2023-12-02 08:23:29,921 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2023-12-02 08:23:29,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:23:29,999 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:23:30,145 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [6516] [2023-12-02 08:23:30,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [6568-6569] [2023-12-02 08:23:30,149 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6574-6576] [2023-12-02 08:23:30,189 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/scsi/mvsas/mv_init.c"), "i" (176), "i" (12UL)); [7088-7089] [2023-12-02 08:23:30,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [11745] [2023-12-02 08:23:30,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [11752] [2023-12-02 08:23:30,354 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [11834] [2023-12-02 08:23:30,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [11837] [2023-12-02 08:23:30,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (val)); [11839] [2023-12-02 08:23:30,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [11844] [2023-12-02 08:23:30,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [11847] [2023-12-02 08:23:30,355 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [11849] [2023-12-02 08:23:30,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [11854] [2023-12-02 08:23:30,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [11857] [2023-12-02 08:23:30,356 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (val)); [11859] [2023-12-02 08:23:30,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [11864] [2023-12-02 08:23:30,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [11867] [2023-12-02 08:23:30,357 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (val)); [11869] [2023-12-02 08:23:30,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [11907] [2023-12-02 08:23:30,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [11910] [2023-12-02 08:23:30,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [11912] [2023-12-02 08:23:30,358 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [11917] [2023-12-02 08:23:30,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [11920] [2023-12-02 08:23:30,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [11922] [2023-12-02 08:23:30,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [11927] [2023-12-02 08:23:30,359 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [11930] [2023-12-02 08:23:30,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [11932] [2023-12-02 08:23:30,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [11937] [2023-12-02 08:23:30,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [11940] [2023-12-02 08:23:30,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [11942] [2023-12-02 08:23:30,363 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (98), "i" (12UL)); [12057-12058] [2023-12-02 08:23:30,363 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/scatterlist.h"), "i" (99), "i" (12UL)); [12068-12069] [2023-12-02 08:23:30,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (52), "i" (12UL)); [12142-12143] [2023-12-02 08:23:30,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (65), "i" (12UL)); [12172-12173] [2023-12-02 08:23:30,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12198] [2023-12-02 08:23:30,367 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [12207] [2023-12-02 08:23:30,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/scsi/mvsas/mv_sas.c"), "i" (1362), "i" (12UL)); [14273-14274] [2023-12-02 08:23:30,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [15759] [2023-12-02 08:23:30,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [15766] [2023-12-02 08:23:30,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [15773] [2023-12-02 08:23:30,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [15781] [2023-12-02 08:23:30,912 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("rep; bsf %1,%0": "=r" (word): "rm" (word)); [17671] [2023-12-02 08:23:31,029 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2023-12-02 08:23:31,030 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2023-12-02 08:23:31,030 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2023-12-02 08:23:31,031 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2023-12-02 08:23:31,031 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2023-12-02 08:23:31,031 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2023-12-02 08:23:31,032 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2023-12-02 08:23:31,032 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2023-12-02 08:23:31,032 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2023-12-02 08:23:31,033 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2023-12-02 08:23:31,033 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2023-12-02 08:23:31,033 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2023-12-02 08:23:31,034 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2023-12-02 08:23:31,034 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2023-12-02 08:23:31,034 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2023-12-02 08:23:31,035 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2023-12-02 08:23:31,035 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2023-12-02 08:23:31,035 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2023-12-02 08:23:31,036 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2023-12-02 08:23:31,036 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2023-12-02 08:23:31,036 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2023-12-02 08:23:31,037 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2023-12-02 08:23:31,037 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2023-12-02 08:23:31,037 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2023-12-02 08:23:31,038 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2023-12-02 08:23:31,038 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2023-12-02 08:23:31,038 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2023-12-02 08:23:31,039 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2023-12-02 08:23:31,039 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2023-12-02 08:23:31,039 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2023-12-02 08:23:31,040 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2023-12-02 08:23:31,040 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2023-12-02 08:23:31,040 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2023-12-02 08:23:31,041 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2023-12-02 08:23:31,041 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2023-12-02 08:23:31,041 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2023-12-02 08:23:31,042 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2023-12-02 08:23:31,043 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2023-12-02 08:23:31,043 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2023-12-02 08:23:31,044 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2023-12-02 08:23:31,044 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2023-12-02 08:23:31,045 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2023-12-02 08:23:31,045 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2023-12-02 08:23:31,045 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2023-12-02 08:23:31,046 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2023-12-02 08:23:31,046 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2023-12-02 08:23:31,047 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2023-12-02 08:23:31,047 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2023-12-02 08:23:31,047 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2023-12-02 08:23:31,048 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2023-12-02 08:23:31,048 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2023-12-02 08:23:31,049 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2023-12-02 08:23:31,049 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2023-12-02 08:23:31,049 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2023-12-02 08:23:31,050 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2023-12-02 08:23:31,050 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2023-12-02 08:23:31,051 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2023-12-02 08:23:31,051 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2023-12-02 08:23:31,052 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2023-12-02 08:23:31,052 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2023-12-02 08:23:31,053 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2023-12-02 08:23:31,053 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2023-12-02 08:23:31,054 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2023-12-02 08:23:31,054 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2023-12-02 08:23:31,054 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2023-12-02 08:23:31,055 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2023-12-02 08:23:31,055 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2023-12-02 08:23:31,055 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2023-12-02 08:23:31,056 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2023-12-02 08:23:31,056 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2023-12-02 08:23:31,056 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2023-12-02 08:23:31,057 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2023-12-02 08:23:31,057 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2023-12-02 08:23:31,057 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2023-12-02 08:23:31,058 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2023-12-02 08:23:31,058 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2023-12-02 08:23:31,058 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2023-12-02 08:23:31,059 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2023-12-02 08:23:31,059 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2023-12-02 08:23:31,059 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2023-12-02 08:23:31,060 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2023-12-02 08:23:31,060 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2023-12-02 08:23:31,060 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2023-12-02 08:23:31,061 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2023-12-02 08:23:31,061 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2023-12-02 08:23:31,061 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2023-12-02 08:23:31,062 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2023-12-02 08:23:31,062 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2023-12-02 08:23:31,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:23:31,711 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 08:23:31,711 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 08:23:31,719 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:23:31,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31 WrapperNode [2023-12-02 08:23:31,719 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:23:31,720 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:23:31,720 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:23:31,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:23:31,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:31,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,253 INFO L138 Inliner]: procedures = 978, calls = 4998, calls flagged for inlining = 498, calls inlined = 417, statements flattened = 13345 [2023-12-02 08:23:32,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:23:32,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:23:32,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:23:32,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:23:32,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,343 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:23:32,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:23:32,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:23:32,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:23:32,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (1/1) ... [2023-12-02 08:23:32,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:23:32,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:23:32,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:23:32,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:23:32,956 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_reset [2023-12-02 08:23:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_reset [2023-12-02 08:23:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_125 [2023-12-02 08:23:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_125 [2023-12-02 08:23:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_sata_done [2023-12-02 08:23:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_sata_done [2023-12-02 08:23:32,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2023-12-02 08:23:32,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2023-12-02 08:23:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~~u32~0 [2023-12-02 08:23:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~~u32~0 [2023-12-02 08:23:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_assign_reg_set [2023-12-02 08:23:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_assign_reg_set [2023-12-02 08:23:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-02 08:23:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2023-12-02 08:23:32,958 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_phy_info [2023-12-02 08:23:32,958 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_phy_info [2023-12-02 08:23:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr___0 [2023-12-02 08:23:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr___0 [2023-12-02 08:23:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_phy_info [2023-12-02 08:23:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_phy_info [2023-12-02 08:23:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_disable [2023-12-02 08:23:32,959 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_disable [2023-12-02 08:23:32,959 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_formed [2023-12-02 08:23:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_formed [2023-12-02 08:23:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_write_data [2023-12-02 08:23:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_write_data [2023-12-02 08:23:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 08:23:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2023-12-02 08:23:32,960 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_read_data [2023-12-02 08:23:32,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_read_data [2023-12-02 08:23:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-12-02 08:23:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-12-02 08:23:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data [2023-12-02 08:23:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data [2023-12-02 08:23:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-12-02 08:23:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2023-12-02 08:23:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask [2023-12-02 08:23:32,961 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask [2023-12-02 08:23:32,961 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_read_data [2023-12-02 08:23:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_read_data [2023-12-02 08:23:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_non_spec_ncq_error [2023-12-02 08:23:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_non_spec_ncq_error [2023-12-02 08:23:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2023-12-02 08:23:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2023-12-02 08:23:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full___0 [2023-12-02 08:23:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full___0 [2023-12-02 08:23:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-12-02 08:23:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_complete [2023-12-02 08:23:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_complete [2023-12-02 08:23:32,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2023-12-02 08:23:32,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2023-12-02 08:23:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl___0 [2023-12-02 08:23:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl___0 [2023-12-02 08:23:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-12-02 08:23:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-12-02 08:23:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_abort_task [2023-12-02 08:23:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_abort_task [2023-12-02 08:23:32,963 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_reset [2023-12-02 08:23:32,963 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_reset [2023-12-02 08:23:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure sas_free_task [2023-12-02 08:23:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_free_task [2023-12-02 08:23:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_101 [2023-12-02 08:23:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_101 [2023-12-02 08:23:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2023-12-02 08:23:32,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2023-12-02 08:23:32,964 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32 [2023-12-02 08:23:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32 [2023-12-02 08:23:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_command_active [2023-12-02 08:23:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_command_active [2023-12-02 08:23:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-12-02 08:23:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-12-02 08:23:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-12-02 08:23:32,965 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-12-02 08:23:32,965 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2023-12-02 08:23:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2023-12-02 08:23:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_iounmap [2023-12-02 08:23:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_iounmap [2023-12-02 08:23:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_set_link_rate [2023-12-02 08:23:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_set_link_rate [2023-12-02 08:23:32,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-12-02 08:23:32,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-12-02 08:23:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-02 08:23:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2023-12-02 08:23:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 08:23:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2023-12-02 08:23:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2023-12-02 08:23:32,967 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_active_cmds [2023-12-02 08:23:32,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_active_cmds [2023-12-02 08:23:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat___0 [2023-12-02 08:23:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat___0 [2023-12-02 08:23:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_dma [2023-12-02 08:23:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_dma [2023-12-02 08:23:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_tag [2023-12-02 08:23:32,968 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_tag [2023-12-02 08:23:32,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-12-02 08:23:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-12-02 08:23:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-12-02 08:23:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-12-02 08:23:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_set_sas_addr [2023-12-02 08:23:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_set_sas_addr [2023-12-02 08:23:32,969 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data [2023-12-02 08:23:32,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data [2023-12-02 08:23:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-12-02 08:23:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-12-02 08:23:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_ioremap [2023-12-02 08:23:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_ioremap [2023-12-02 08:23:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_dev_by_reg_set [2023-12-02 08:23:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_dev_by_reg_set [2023-12-02 08:23:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2023-12-02 08:23:32,970 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2023-12-02 08:23:32,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-02 08:23:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2023-12-02 08:23:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2023-12-02 08:23:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2023-12-02 08:23:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 08:23:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-12-02 08:23:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-12-02 08:23:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2023-12-02 08:23:32,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2023-12-02 08:23:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:23:32,971 INFO L130 BoogieDeclarations]: Found specification of procedure sas_unregister_ha [2023-12-02 08:23:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_unregister_ha [2023-12-02 08:23:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-12-02 08:23:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-12-02 08:23:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-12-02 08:23:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-12-02 08:23:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 08:23:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2023-12-02 08:23:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2023-12-02 08:23:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-12-02 08:23:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr_status [2023-12-02 08:23:32,972 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr_status [2023-12-02 08:23:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure sas_release_transport [2023-12-02 08:23:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_release_transport [2023-12-02 08:23:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_rx_update [2023-12-02 08:23:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_rx_update [2023-12-02 08:23:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-12-02 08:23:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-12-02 08:23:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat [2023-12-02 08:23:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat [2023-12-02 08:23:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:23:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:23:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_deformed [2023-12-02 08:23:32,973 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_deformed [2023-12-02 08:23:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr [2023-12-02 08:23:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr [2023-12-02 08:23:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-12-02 08:23:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-12-02 08:23:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 08:23:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_oob_done [2023-12-02 08:23:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_oob_done [2023-12-02 08:23:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_srs_irq [2023-12-02 08:23:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_srs_irq [2023-12-02 08:23:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_disable [2023-12-02 08:23:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_disable [2023-12-02 08:23:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_task_free [2023-12-02 08:23:32,974 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_task_free [2023-12-02 08:23:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2023-12-02 08:23:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2023-12-02 08:23:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port [2023-12-02 08:23:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port [2023-12-02 08:23:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-12-02 08:23:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-12-02 08:23:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_dma [2023-12-02 08:23:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_dma [2023-12-02 08:23:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_hw_max_link_rate___0 [2023-12-02 08:23:32,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_hw_max_link_rate___0 [2023-12-02 08:23:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_debug_issue_ssp_tmf [2023-12-02 08:23:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_debug_issue_ssp_tmf [2023-12-02 08:23:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 08:23:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 08:23:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2023-12-02 08:23:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2023-12-02 08:23:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-12-02 08:23:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-12-02 08:23:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-12-02 08:23:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-12-02 08:23:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl [2023-12-02 08:23:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl [2023-12-02 08:23:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure sas_change_queue_depth [2023-12-02 08:23:32,976 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_change_queue_depth [2023-12-02 08:23:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2023-12-02 08:23:32,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2023-12-02 08:23:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2023-12-02 08:23:32,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2023-12-02 08:23:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 08:23:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-12-02 08:23:32,977 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-12-02 08:23:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-02 08:23:32,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2023-12-02 08:23:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_119 [2023-12-02 08:23:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_119 [2023-12-02 08:23:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2023-12-02 08:23:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2023-12-02 08:23:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_task_exec [2023-12-02 08:23:32,978 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_task_exec [2023-12-02 08:23:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 08:23:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-12-02 08:23:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-12-02 08:23:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_release_task [2023-12-02 08:23:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_release_task [2023-12-02 08:23:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32___0 [2023-12-02 08:23:32,979 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32___0 [2023-12-02 08:23:32,979 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_pci_remove [2023-12-02 08:23:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_pci_remove [2023-12-02 08:23:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_wideport [2023-12-02 08:23:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_wideport [2023-12-02 08:23:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_103 [2023-12-02 08:23:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_103 [2023-12-02 08:23:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_enable [2023-12-02 08:23:32,980 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_enable [2023-12-02 08:23:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-12-02 08:23:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-12-02 08:23:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-12-02 08:23:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-12-02 08:23:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data___0 [2023-12-02 08:23:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data___0 [2023-12-02 08:23:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-12-02 08:23:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-12-02 08:23:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free_reg_set [2023-12-02 08:23:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free_reg_set [2023-12-02 08:23:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2023-12-02 08:23:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2023-12-02 08:23:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-02 08:23:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2023-12-02 08:23:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-12-02 08:23:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-12-02 08:23:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2023-12-02 08:23:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2023-12-02 08:23:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_count___0 [2023-12-02 08:23:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_count___0 [2023-12-02 08:23:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_bytes_dmaed [2023-12-02 08:23:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_bytes_dmaed [2023-12-02 08:23:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 08:23:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat___0 [2023-12-02 08:23:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat___0 [2023-12-02 08:23:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-12-02 08:23:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-12-02 08:23:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_start_delivery [2023-12-02 08:23:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_start_delivery [2023-12-02 08:23:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl___0 [2023-12-02 08:23:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl___0 [2023-12-02 08:23:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_100 [2023-12-02 08:23:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_100 [2023-12-02 08:23:32,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2023-12-02 08:23:32,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2023-12-02 08:23:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr [2023-12-02 08:23:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr [2023-12-02 08:23:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_enable [2023-12-02 08:23:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_enable [2023-12-02 08:23:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_destroy [2023-12-02 08:23:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_destroy [2023-12-02 08:23:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_port [2023-12-02 08:23:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_port [2023-12-02 08:23:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_device_reset_handler [2023-12-02 08:23:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_device_reset_handler [2023-12-02 08:23:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr [2023-12-02 08:23:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr [2023-12-02 08:23:32,984 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_126 [2023-12-02 08:23:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_126 [2023-12-02 08:23:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat [2023-12-02 08:23:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat [2023-12-02 08:23:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_detect_porttype [2023-12-02 08:23:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_detect_porttype [2023-12-02 08:23:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host [2023-12-02 08:23:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host [2023-12-02 08:23:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-12-02 08:23:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-12-02 08:23:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_mask___0 [2023-12-02 08:23:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_mask___0 [2023-12-02 08:23:32,985 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32___0 [2023-12-02 08:23:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32___0 [2023-12-02 08:23:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-12-02 08:23:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_stp_reset [2023-12-02 08:23:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_stp_reset [2023-12-02 08:23:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2023-12-02 08:23:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2023-12-02 08:23:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_issue_stop [2023-12-02 08:23:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_issue_stop [2023-12-02 08:23:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2023-12-02 08:23:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2023-12-02 08:23:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl [2023-12-02 08:23:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl [2023-12-02 08:23:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-12-02 08:23:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-12-02 08:23:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-12-02 08:23:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-12-02 08:23:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-12-02 08:23:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-12-02 08:23:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2023-12-02 08:23:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2023-12-02 08:23:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_data___0 [2023-12-02 08:23:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_data___0 [2023-12-02 08:23:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-12-02 08:23:32,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-12-02 08:23:32,987 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_tag_clear [2023-12-02 08:23:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_tag_clear [2023-12-02 08:23:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_alloc [2023-12-02 08:23:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_alloc [2023-12-02 08:23:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2023-12-02 08:23:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2023-12-02 08:23:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2023-12-02 08:23:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2023-12-02 08:23:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2023-12-02 08:23:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2023-12-02 08:23:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_sata [2023-12-02 08:23:32,988 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_sata [2023-12-02 08:23:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2023-12-02 08:23:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2023-12-02 08:23:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2023-12-02 08:23:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2023-12-02 08:23:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_assign_reg_set [2023-12-02 08:23:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_assign_reg_set [2023-12-02 08:23:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_prd [2023-12-02 08:23:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_prd [2023-12-02 08:23:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_found [2023-12-02 08:23:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_found [2023-12-02 08:23:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_free_reg_set [2023-12-02 08:23:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_free_reg_set [2023-12-02 08:23:32,989 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_free_reg_set [2023-12-02 08:23:32,989 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_free_reg_set [2023-12-02 08:23:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-12-02 08:23:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-12-02 08:23:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-12-02 08:23:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-12-02 08:23:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2023-12-02 08:23:32,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2023-12-02 08:23:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 08:23:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_ioremap [2023-12-02 08:23:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_ioremap [2023-12-02 08:23:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2023-12-02 08:23:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2023-12-02 08:23:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 08:23:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure sas_protocol_ata [2023-12-02 08:23:32,991 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_protocol_ata [2023-12-02 08:23:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 08:23:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_detect_porttype [2023-12-02 08:23:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_detect_porttype [2023-12-02 08:23:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2023-12-02 08:23:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2023-12-02 08:23:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-12-02 08:23:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-12-02 08:23:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_command_active [2023-12-02 08:23:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_command_active [2023-12-02 08:23:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-12-02 08:23:32,992 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-12-02 08:23:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2023-12-02 08:23:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2023-12-02 08:23:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-12-02 08:23:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-12-02 08:23:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_active_cmds [2023-12-02 08:23:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_active_cmds [2023-12-02 08:23:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-12-02 08:23:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-12-02 08:23:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr [2023-12-02 08:23:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr [2023-12-02 08:23:32,993 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_enable [2023-12-02 08:23:32,993 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_enable [2023-12-02 08:23:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-12-02 08:23:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-12-02 08:23:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2023-12-02 08:23:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2023-12-02 08:23:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data [2023-12-02 08:23:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data [2023-12-02 08:23:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_rx [2023-12-02 08:23:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_rx [2023-12-02 08:23:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_query_task [2023-12-02 08:23:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_query_task [2023-12-02 08:23:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_free [2023-12-02 08:23:32,994 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_free [2023-12-02 08:23:32,994 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-12-02 08:23:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-12-02 08:23:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr___0 [2023-12-02 08:23:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr___0 [2023-12-02 08:23:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full [2023-12-02 08:23:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full [2023-12-02 08:23:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_srs_irq [2023-12-02 08:23:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_srs_irq [2023-12-02 08:23:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_write_data [2023-12-02 08:23:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_write_data [2023-12-02 08:23:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 08:23:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-12-02 08:23:32,995 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_tune_interrupt [2023-12-02 08:23:32,995 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_tune_interrupt [2023-12-02 08:23:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-12-02 08:23:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-12-02 08:23:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_handle_event [2023-12-02 08:23:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_handle_event [2023-12-02 08:23:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_formed [2023-12-02 08:23:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_formed [2023-12-02 08:23:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_init [2023-12-02 08:23:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_init [2023-12-02 08:23:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2023-12-02 08:23:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2023-12-02 08:23:32,996 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-12-02 08:23:32,996 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-12-02 08:23:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask___0 [2023-12-02 08:23:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask___0 [2023-12-02 08:23:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_set_link_rate [2023-12-02 08:23:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_set_link_rate [2023-12-02 08:23:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_iounmap [2023-12-02 08:23:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_iounmap [2023-12-02 08:23:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 08:23:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-12-02 08:23:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-12-02 08:23:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2023-12-02 08:23:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2023-12-02 08:23:32,997 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 08:23:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2023-12-02 08:23:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2023-12-02 08:23:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2023-12-02 08:23:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_finished [2023-12-02 08:23:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_finished [2023-12-02 08:23:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_oob_done [2023-12-02 08:23:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_oob_done [2023-12-02 08:23:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_bus_reset_handler [2023-12-02 08:23:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_bus_reset_handler [2023-12-02 08:23:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2023-12-02 08:23:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2023-12-02 08:23:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2023-12-02 08:23:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2023-12-02 08:23:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_work_around [2023-12-02 08:23:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_work_around [2023-12-02 08:23:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure sas_slave_configure [2023-12-02 08:23:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_slave_configure [2023-12-02 08:23:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-12-02 08:23:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-12-02 08:23:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_iounmap [2023-12-02 08:23:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_iounmap [2023-12-02 08:23:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr_status [2023-12-02 08:23:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr_status [2023-12-02 08:23:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-12-02 08:23:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-12-02 08:23:32,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2023-12-02 08:23:32,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2023-12-02 08:23:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 08:23:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-12-02 08:23:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-12-02 08:23:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-12-02 08:23:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2023-12-02 08:23:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-12-02 08:23:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-12-02 08:23:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_issue_stop [2023-12-02 08:23:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_issue_stop [2023-12-02 08:23:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-12-02 08:23:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-12-02 08:23:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-02 08:23:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2023-12-02 08:23:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_disable [2023-12-02 08:23:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_disable [2023-12-02 08:23:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_dev_info [2023-12-02 08:23:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_dev_info [2023-12-02 08:23:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure sas_ssp_task_response [2023-12-02 08:23:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_ssp_task_response [2023-12-02 08:23:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-12-02 08:23:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-12-02 08:23:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_is_phy_ready [2023-12-02 08:23:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_is_phy_ready [2023-12-02 08:23:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data___0 [2023-12-02 08:23:33,001 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data___0 [2023-12-02 08:23:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_enable [2023-12-02 08:23:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_enable [2023-12-02 08:23:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free [2023-12-02 08:23:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free [2023-12-02 08:23:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_do_release_task [2023-12-02 08:23:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_do_release_task [2023-12-02 08:23:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2023-12-02 08:23:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2023-12-02 08:23:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2023-12-02 08:23:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2023-12-02 08:23:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone_notify [2023-12-02 08:23:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone_notify [2023-12-02 08:23:33,002 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_disable [2023-12-02 08:23:33,002 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_disable [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone [2023-12-02 08:23:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-02 08:23:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-12-02 08:23:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_start [2023-12-02 08:23:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_start [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-02 08:23:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2023-12-02 08:23:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-02 08:23:33,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2023-12-02 08:23:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_make_prd [2023-12-02 08:23:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_make_prd [2023-12-02 08:23:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_size___0 [2023-12-02 08:23:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_size___0 [2023-12-02 08:23:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2023-12-02 08:23:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2023-12-02 08:23:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_init [2023-12-02 08:23:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_init [2023-12-02 08:23:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-12-02 08:23:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-12-02 08:23:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32 [2023-12-02 08:23:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32 [2023-12-02 08:23:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-12-02 08:23:33,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-12-02 08:23:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2023-12-02 08:23:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2023-12-02 08:23:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-02 08:23:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2023-12-02 08:23:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-12-02 08:23:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-12-02 08:23:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port [2023-12-02 08:23:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port [2023-12-02 08:23:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_phyinfo [2023-12-02 08:23:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_phyinfo [2023-12-02 08:23:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_ioremap [2023-12-02 08:23:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_ioremap [2023-12-02 08:23:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_tune_interrupt [2023-12-02 08:23:33,005 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_tune_interrupt [2023-12-02 08:23:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-12-02 08:23:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-12-02 08:23:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data___0 [2023-12-02 08:23:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data___0 [2023-12-02 08:23:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-12-02 08:23:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-12-02 08:23:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-12-02 08:23:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-12-02 08:23:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_I_T_nexus_reset [2023-12-02 08:23:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_I_T_nexus_reset [2023-12-02 08:23:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:23:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_store_interrupt_coalescing [2023-12-02 08:23:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_store_interrupt_coalescing [2023-12-02 08:23:33,006 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_deformed [2023-12-02 08:23:33,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_deformed [2023-12-02 08:23:34,589 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:23:34,595 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:23:34,779 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-12-02 08:23:45,795 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:23:53,192 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:23:53,192 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 08:23:53,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:53 BoogieIcfgContainer [2023-12-02 08:23:53,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:23:53,197 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:23:53,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:23:53,200 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:23:53,200 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:23:22" (1/3) ... [2023-12-02 08:23:53,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72789364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:53, skipping insertion in model container [2023-12-02 08:23:53,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:23:31" (2/3) ... [2023-12-02 08:23:53,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72789364 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:23:53, skipping insertion in model container [2023-12-02 08:23:53,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:23:53" (3/3) ... [2023-12-02 08:23:53,203 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2023-12-02 08:23:53,220 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:23:53,220 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2023-12-02 08:23:53,316 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:23:53,321 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@1ed8e9f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:23:53,322 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2023-12-02 08:23:53,337 INFO L276 IsEmpty]: Start isEmpty. Operand has 3770 states, 2174 states have (on average 1.325666973321067) internal successors, (2882), 2342 states have internal predecessors, (2882), 1311 states have call successors, (1311), 256 states have call predecessors, (1311), 255 states have return successors, (1304), 1241 states have call predecessors, (1304), 1304 states have call successors, (1304) [2023-12-02 08:23:53,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 08:23:53,347 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:23:53,347 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:23:53,348 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:23:53,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:23:53,353 INFO L85 PathProgramCache]: Analyzing trace with hash -370953412, now seen corresponding path program 1 times [2023-12-02 08:23:53,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:23:53,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682109506] [2023-12-02 08:23:53,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:23:53,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:23:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:23:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:23:55,493 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:23:55,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682109506] [2023-12-02 08:23:55,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682109506] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:23:55,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:23:55,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:23:55,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765635861] [2023-12-02 08:23:55,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:23:55,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:23:55,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:23:55,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:23:55,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:23:55,539 INFO L87 Difference]: Start difference. First operand has 3770 states, 2174 states have (on average 1.325666973321067) internal successors, (2882), 2342 states have internal predecessors, (2882), 1311 states have call successors, (1311), 256 states have call predecessors, (1311), 255 states have return successors, (1304), 1241 states have call predecessors, (1304), 1304 states have call successors, (1304) Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-12-02 08:24:00,202 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 [] [2023-12-02 08:24:01,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:07,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:09,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:11,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:13,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:15,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:18,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:20,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:22,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:24,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:26,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:28,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:30,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:32,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:33,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:37,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:39,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:42,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:43,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:43,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:24:43,901 INFO L93 Difference]: Finished difference Result 11235 states and 16864 transitions. [2023-12-02 08:24:43,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 08:24:43,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 48 [2023-12-02 08:24:43,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:24:43,981 INFO L225 Difference]: With dead ends: 11235 [2023-12-02 08:24:43,981 INFO L226 Difference]: Without dead ends: 7463 [2023-12-02 08:24:44,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:24:44,029 INFO L413 NwaCegarLoop]: 6057 mSDtfsCounter, 5414 mSDsluCounter, 10832 mSDsCounter, 0 mSdLazyCounter, 2497 mSolverCounterSat, 1 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5414 SdHoareTripleChecker+Valid, 16889 SdHoareTripleChecker+Invalid, 2514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2497 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:24:44,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5414 Valid, 16889 Invalid, 2514 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2497 Invalid, 16 Unknown, 0 Unchecked, 47.7s Time] [2023-12-02 08:24:44,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7463 states. [2023-12-02 08:24:44,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7463 to 7282. [2023-12-02 08:24:44,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 4214 states have (on average 1.312766967252017) internal successors, (5532), 4515 states have internal predecessors, (5532), 2554 states have call successors, (2554), 488 states have call predecessors, (2554), 485 states have return successors, (2636), 2419 states have call predecessors, (2636), 2552 states have call successors, (2636) [2023-12-02 08:24:44,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 10722 transitions. [2023-12-02 08:24:44,712 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 10722 transitions. Word has length 48 [2023-12-02 08:24:44,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:24:44,713 INFO L495 AbstractCegarLoop]: Abstraction has 7282 states and 10722 transitions. [2023-12-02 08:24:44,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2023-12-02 08:24:44,713 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 10722 transitions. [2023-12-02 08:24:44,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 08:24:44,717 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:24:44,717 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:24:44,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 08:24:44,717 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:24:44,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:24:44,718 INFO L85 PathProgramCache]: Analyzing trace with hash 2042125704, now seen corresponding path program 1 times [2023-12-02 08:24:44,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:24:44,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52439376] [2023-12-02 08:24:44,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:24:44,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:24:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:24:46,617 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:24:46,617 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:24:46,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52439376] [2023-12-02 08:24:46,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52439376] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:24:46,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:24:46,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:24:46,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650459155] [2023-12-02 08:24:46,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:24:46,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:24:46,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:24:46,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:24:46,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:24:46,620 INFO L87 Difference]: Start difference. First operand 7282 states and 10722 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-12-02 08:24:50,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:52,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:24:56,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:24:58,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:00,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:02,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:04,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:06,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:08,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:10,908 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 [] [2023-12-02 08:25:10,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:25:10,977 INFO L93 Difference]: Finished difference Result 7282 states and 10722 transitions. [2023-12-02 08:25:10,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:25:10,978 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2023-12-02 08:25:10,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:25:11,047 INFO L225 Difference]: With dead ends: 7282 [2023-12-02 08:25:11,047 INFO L226 Difference]: Without dead ends: 7280 [2023-12-02 08:25:11,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:25:11,055 INFO L413 NwaCegarLoop]: 4715 mSDtfsCounter, 5425 mSDsluCounter, 4715 mSDsCounter, 0 mSdLazyCounter, 1449 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5425 SdHoareTripleChecker+Valid, 9430 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1449 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:25:11,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5425 Valid, 9430 Invalid, 1454 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1449 Invalid, 5 Unknown, 0 Unchecked, 24.0s Time] [2023-12-02 08:25:11,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7280 states. [2023-12-02 08:25:11,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7280 to 7280. [2023-12-02 08:25:11,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7280 states, 4213 states have (on average 1.312603845240921) internal successors, (5530), 4513 states have internal predecessors, (5530), 2554 states have call successors, (2554), 488 states have call predecessors, (2554), 485 states have return successors, (2636), 2419 states have call predecessors, (2636), 2552 states have call successors, (2636) [2023-12-02 08:25:11,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7280 states to 7280 states and 10720 transitions. [2023-12-02 08:25:11,624 INFO L78 Accepts]: Start accepts. Automaton has 7280 states and 10720 transitions. Word has length 53 [2023-12-02 08:25:11,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:25:11,624 INFO L495 AbstractCegarLoop]: Abstraction has 7280 states and 10720 transitions. [2023-12-02 08:25:11,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-12-02 08:25:11,625 INFO L276 IsEmpty]: Start isEmpty. Operand 7280 states and 10720 transitions. [2023-12-02 08:25:11,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 08:25:11,628 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:25:11,628 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:25:11,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 08:25:11,629 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:25:11,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:25:11,629 INFO L85 PathProgramCache]: Analyzing trace with hash 992566603, now seen corresponding path program 1 times [2023-12-02 08:25:11,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:25:11,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686871109] [2023-12-02 08:25:11,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:25:11,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:25:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:25:13,221 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:25:13,221 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:25:13,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686871109] [2023-12-02 08:25:13,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686871109] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:25:13,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:25:13,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:25:13,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245014355] [2023-12-02 08:25:13,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:25:13,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:25:13,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:25:13,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:25:13,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:25:13,224 INFO L87 Difference]: Start difference. First operand 7280 states and 10720 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-12-02 08:25:16,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:20,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:22,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:24,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:26,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:28,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:31,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:32,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:32,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:25:32,648 INFO L93 Difference]: Finished difference Result 7280 states and 10720 transitions. [2023-12-02 08:25:32,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:25:32,650 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 58 [2023-12-02 08:25:32,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:25:32,701 INFO L225 Difference]: With dead ends: 7280 [2023-12-02 08:25:32,701 INFO L226 Difference]: Without dead ends: 7278 [2023-12-02 08:25:32,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:25:32,707 INFO L413 NwaCegarLoop]: 4713 mSDtfsCounter, 5422 mSDsluCounter, 4713 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5422 SdHoareTripleChecker+Valid, 9426 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.1s IncrementalHoareTripleChecker+Time [2023-12-02 08:25:32,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5422 Valid, 9426 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1448 Invalid, 6 Unknown, 0 Unchecked, 19.1s Time] [2023-12-02 08:25:32,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7278 states. [2023-12-02 08:25:33,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7278 to 7278. [2023-12-02 08:25:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7278 states, 4212 states have (on average 1.312440645773979) internal successors, (5528), 4511 states have internal predecessors, (5528), 2554 states have call successors, (2554), 488 states have call predecessors, (2554), 485 states have return successors, (2636), 2419 states have call predecessors, (2636), 2552 states have call successors, (2636) [2023-12-02 08:25:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7278 states to 7278 states and 10718 transitions. [2023-12-02 08:25:33,360 INFO L78 Accepts]: Start accepts. Automaton has 7278 states and 10718 transitions. Word has length 58 [2023-12-02 08:25:33,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:25:33,360 INFO L495 AbstractCegarLoop]: Abstraction has 7278 states and 10718 transitions. [2023-12-02 08:25:33,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2023-12-02 08:25:33,361 INFO L276 IsEmpty]: Start isEmpty. Operand 7278 states and 10718 transitions. [2023-12-02 08:25:33,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 08:25:33,363 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:25:33,364 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:25:33,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 08:25:33,364 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:25:33,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:25:33,365 INFO L85 PathProgramCache]: Analyzing trace with hash 999933005, now seen corresponding path program 1 times [2023-12-02 08:25:33,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:25:33,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260145949] [2023-12-02 08:25:33,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:25:33,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:25:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:25:34,838 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:25:34,838 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:25:34,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260145949] [2023-12-02 08:25:34,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260145949] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:25:34,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:25:34,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:25:34,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375616795] [2023-12-02 08:25:34,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:25:34,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:25:34,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:25:34,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:25:34,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:25:34,841 INFO L87 Difference]: Start difference. First operand 7278 states and 10718 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-02 08:25:38,806 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 [] [2023-12-02 08:25:42,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:44,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:47,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:25:49,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:51,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:53,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:55,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:57,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:25:57,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:25:57,190 INFO L93 Difference]: Finished difference Result 7278 states and 10718 transitions. [2023-12-02 08:25:57,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:25:57,190 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 63 [2023-12-02 08:25:57,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:25:57,230 INFO L225 Difference]: With dead ends: 7278 [2023-12-02 08:25:57,230 INFO L226 Difference]: Without dead ends: 7276 [2023-12-02 08:25:57,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:25:57,235 INFO L413 NwaCegarLoop]: 4711 mSDtfsCounter, 5419 mSDsluCounter, 4711 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5419 SdHoareTripleChecker+Valid, 9422 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2023-12-02 08:25:57,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5419 Valid, 9422 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1448 Invalid, 6 Unknown, 0 Unchecked, 21.9s Time] [2023-12-02 08:25:57,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7276 states. [2023-12-02 08:25:57,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7276 to 7276. [2023-12-02 08:25:57,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7276 states, 4211 states have (on average 1.3122773687960105) internal successors, (5526), 4509 states have internal predecessors, (5526), 2554 states have call successors, (2554), 488 states have call predecessors, (2554), 485 states have return successors, (2636), 2419 states have call predecessors, (2636), 2552 states have call successors, (2636) [2023-12-02 08:25:57,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7276 states to 7276 states and 10716 transitions. [2023-12-02 08:25:57,815 INFO L78 Accepts]: Start accepts. Automaton has 7276 states and 10716 transitions. Word has length 63 [2023-12-02 08:25:57,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:25:57,816 INFO L495 AbstractCegarLoop]: Abstraction has 7276 states and 10716 transitions. [2023-12-02 08:25:57,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-12-02 08:25:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 7276 states and 10716 transitions. [2023-12-02 08:25:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 08:25:57,818 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:25:57,818 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:25:57,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 08:25:57,819 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:25:57,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:25:57,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1953569288, now seen corresponding path program 1 times [2023-12-02 08:25:57,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:25:57,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321369224] [2023-12-02 08:25:57,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:25:57,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:25:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:25:59,107 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:25:59,108 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:25:59,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321369224] [2023-12-02 08:25:59,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321369224] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:25:59,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:25:59,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:25:59,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396401595] [2023-12-02 08:25:59,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:25:59,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:25:59,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:25:59,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:25:59,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:25:59,110 INFO L87 Difference]: Start difference. First operand 7276 states and 10716 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-12-02 08:26:02,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:03,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:07,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:09,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:12,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:14,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:17,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:18,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:18,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:26:18,866 INFO L93 Difference]: Finished difference Result 7276 states and 10716 transitions. [2023-12-02 08:26:18,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:26:18,866 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 68 [2023-12-02 08:26:18,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:26:18,902 INFO L225 Difference]: With dead ends: 7276 [2023-12-02 08:26:18,903 INFO L226 Difference]: Without dead ends: 7274 [2023-12-02 08:26:18,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:26:18,909 INFO L413 NwaCegarLoop]: 4709 mSDtfsCounter, 5416 mSDsluCounter, 4709 mSDsCounter, 0 mSdLazyCounter, 1449 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5416 SdHoareTripleChecker+Valid, 9418 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1449 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:26:18,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5416 Valid, 9418 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1449 Invalid, 5 Unknown, 0 Unchecked, 19.4s Time] [2023-12-02 08:26:18,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7274 states. [2023-12-02 08:26:19,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7274 to 7274. [2023-12-02 08:26:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7274 states, 4210 states have (on average 1.3121140142517815) internal successors, (5524), 4507 states have internal predecessors, (5524), 2554 states have call successors, (2554), 488 states have call predecessors, (2554), 485 states have return successors, (2636), 2419 states have call predecessors, (2636), 2552 states have call successors, (2636) [2023-12-02 08:26:19,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7274 states to 7274 states and 10714 transitions. [2023-12-02 08:26:19,397 INFO L78 Accepts]: Start accepts. Automaton has 7274 states and 10714 transitions. Word has length 68 [2023-12-02 08:26:19,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:26:19,398 INFO L495 AbstractCegarLoop]: Abstraction has 7274 states and 10714 transitions. [2023-12-02 08:26:19,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-12-02 08:26:19,398 INFO L276 IsEmpty]: Start isEmpty. Operand 7274 states and 10714 transitions. [2023-12-02 08:26:19,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 08:26:19,400 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:26:19,400 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:26:19,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 08:26:19,400 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:26:19,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:26:19,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1402224598, now seen corresponding path program 1 times [2023-12-02 08:26:19,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:26:19,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394094458] [2023-12-02 08:26:19,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:26:19,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:26:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:26:20,983 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 08:26:20,983 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:26:20,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394094458] [2023-12-02 08:26:20,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394094458] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:26:20,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:26:20,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:26:20,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823970248] [2023-12-02 08:26:20,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:26:20,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 08:26:20,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:26:20,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 08:26:20,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:26:20,986 INFO L87 Difference]: Start difference. First operand 7274 states and 10714 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 08:26:25,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:27,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:34,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:36,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:38,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:40,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:44,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:45,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:47,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:49,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:51,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:53,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:26:55,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:57,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:26:59,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:04,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:06,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:09,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:11,373 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 [] [2023-12-02 08:27:11,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:27:11,448 INFO L93 Difference]: Finished difference Result 13981 states and 20900 transitions. [2023-12-02 08:27:11,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-02 08:27:11,449 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 81 [2023-12-02 08:27:11,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:27:11,511 INFO L225 Difference]: With dead ends: 13981 [2023-12-02 08:27:11,512 INFO L226 Difference]: Without dead ends: 13979 [2023-12-02 08:27:11,520 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 08:27:11,521 INFO L413 NwaCegarLoop]: 5143 mSDtfsCounter, 5130 mSDsluCounter, 14916 mSDsCounter, 0 mSdLazyCounter, 3114 mSolverCounterSat, 4 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5132 SdHoareTripleChecker+Valid, 20059 SdHoareTripleChecker+Invalid, 3134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3114 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.5s IncrementalHoareTripleChecker+Time [2023-12-02 08:27:11,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5132 Valid, 20059 Invalid, 3134 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 3114 Invalid, 16 Unknown, 0 Unchecked, 49.5s Time] [2023-12-02 08:27:11,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13979 states. [2023-12-02 08:27:12,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13979 to 13797. [2023-12-02 08:27:12,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13797 states, 7985 states have (on average 1.3147150907952412) internal successors, (10498), 8567 states have internal predecessors, (10498), 4855 states have call successors, (4855), 951 states have call predecessors, (4855), 932 states have return successors, (5350), 4547 states have call predecessors, (5350), 4853 states have call successors, (5350) [2023-12-02 08:27:12,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13797 states to 13797 states and 20703 transitions. [2023-12-02 08:27:12,456 INFO L78 Accepts]: Start accepts. Automaton has 13797 states and 20703 transitions. Word has length 81 [2023-12-02 08:27:12,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:27:12,457 INFO L495 AbstractCegarLoop]: Abstraction has 13797 states and 20703 transitions. [2023-12-02 08:27:12,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 08:27:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 13797 states and 20703 transitions. [2023-12-02 08:27:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 08:27:12,459 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:12,459 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:27:12,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 08:27:12,459 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:27:12,460 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:12,460 INFO L85 PathProgramCache]: Analyzing trace with hash 740105631, now seen corresponding path program 1 times [2023-12-02 08:27:12,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:27:12,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335334757] [2023-12-02 08:27:12,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:12,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:27:13,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:27:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:27:13,751 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:27:13,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335334757] [2023-12-02 08:27:13,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335334757] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:27:13,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:27:13,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:27:13,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166058161] [2023-12-02 08:27:13,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:27:13,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:27:13,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:27:13,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:27:13,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:27:13,753 INFO L87 Difference]: Start difference. First operand 13797 states and 20703 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-12-02 08:27:17,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:21,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:23,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:26,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:28,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:30,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:32,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:35,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:37,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:37,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:27:37,530 INFO L93 Difference]: Finished difference Result 13797 states and 20703 transitions. [2023-12-02 08:27:37,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:27:37,531 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 73 [2023-12-02 08:27:37,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:27:37,592 INFO L225 Difference]: With dead ends: 13797 [2023-12-02 08:27:37,592 INFO L226 Difference]: Without dead ends: 13795 [2023-12-02 08:27:37,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:27:37,602 INFO L413 NwaCegarLoop]: 4707 mSDtfsCounter, 5413 mSDsluCounter, 4707 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5413 SdHoareTripleChecker+Valid, 9414 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:27:37,602 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5413 Valid, 9414 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1446 Invalid, 8 Unknown, 0 Unchecked, 23.0s Time] [2023-12-02 08:27:37,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13795 states. [2023-12-02 08:27:38,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13795 to 13795. [2023-12-02 08:27:38,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13795 states, 7984 states have (on average 1.314629258517034) internal successors, (10496), 8565 states have internal predecessors, (10496), 4855 states have call successors, (4855), 951 states have call predecessors, (4855), 932 states have return successors, (5350), 4547 states have call predecessors, (5350), 4853 states have call successors, (5350) [2023-12-02 08:27:38,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13795 states to 13795 states and 20701 transitions. [2023-12-02 08:27:38,633 INFO L78 Accepts]: Start accepts. Automaton has 13795 states and 20701 transitions. Word has length 73 [2023-12-02 08:27:38,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:27:38,634 INFO L495 AbstractCegarLoop]: Abstraction has 13795 states and 20701 transitions. [2023-12-02 08:27:38,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-12-02 08:27:38,634 INFO L276 IsEmpty]: Start isEmpty. Operand 13795 states and 20701 transitions. [2023-12-02 08:27:38,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 08:27:38,636 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:38,636 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:27:38,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 08:27:38,636 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:27:38,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:38,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1860750169, now seen corresponding path program 1 times [2023-12-02 08:27:38,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:27:38,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354931594] [2023-12-02 08:27:38,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:38,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:27:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:27:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:27:40,046 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:27:40,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354931594] [2023-12-02 08:27:40,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354931594] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:27:40,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:27:40,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:27:40,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962842934] [2023-12-02 08:27:40,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:27:40,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:27:40,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:27:40,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:27:40,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:27:40,048 INFO L87 Difference]: Start difference. First operand 13795 states and 20701 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 08:27:46,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:48,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:50,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:27:52,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:54,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:57,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:27:58,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:27:58,020 INFO L93 Difference]: Finished difference Result 13795 states and 20701 transitions. [2023-12-02 08:27:58,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:27:58,020 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 78 [2023-12-02 08:27:58,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:27:58,072 INFO L225 Difference]: With dead ends: 13795 [2023-12-02 08:27:58,072 INFO L226 Difference]: Without dead ends: 13793 [2023-12-02 08:27:58,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:27:58,079 INFO L413 NwaCegarLoop]: 4705 mSDtfsCounter, 5410 mSDsluCounter, 4705 mSDsCounter, 0 mSdLazyCounter, 1449 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5410 SdHoareTripleChecker+Valid, 9410 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1449 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2023-12-02 08:27:58,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5410 Valid, 9410 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1449 Invalid, 5 Unknown, 0 Unchecked, 17.2s Time] [2023-12-02 08:27:58,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13793 states. [2023-12-02 08:27:59,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13793 to 13793. [2023-12-02 08:27:59,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13793 states, 7983 states have (on average 1.314543404735062) internal successors, (10494), 8563 states have internal predecessors, (10494), 4855 states have call successors, (4855), 951 states have call predecessors, (4855), 932 states have return successors, (5350), 4547 states have call predecessors, (5350), 4853 states have call successors, (5350) [2023-12-02 08:27:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13793 states to 13793 states and 20699 transitions. [2023-12-02 08:27:59,119 INFO L78 Accepts]: Start accepts. Automaton has 13793 states and 20699 transitions. Word has length 78 [2023-12-02 08:27:59,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:27:59,120 INFO L495 AbstractCegarLoop]: Abstraction has 13793 states and 20699 transitions. [2023-12-02 08:27:59,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 08:27:59,120 INFO L276 IsEmpty]: Start isEmpty. Operand 13793 states and 20699 transitions. [2023-12-02 08:27:59,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 08:27:59,122 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:27:59,123 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:27:59,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 08:27:59,123 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:27:59,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:27:59,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1876687015, now seen corresponding path program 1 times [2023-12-02 08:27:59,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:27:59,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472371130] [2023-12-02 08:27:59,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:59,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:27:59,987 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:27:59,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [971845944] [2023-12-02 08:27:59,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:27:59,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:27:59,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:27:59,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:27:59,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:28:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:28:02,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 3554 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:28:02,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:28:02,508 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 08:28:02,508 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:28:02,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:28:02,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472371130] [2023-12-02 08:28:02,509 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:28:02,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [971845944] [2023-12-02 08:28:02,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [971845944] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:28:02,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:28:02,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:28:02,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493185452] [2023-12-02 08:28:02,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:28:02,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:28:02,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:28:02,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:28:02,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:28:02,511 INFO L87 Difference]: Start difference. First operand 13793 states and 20699 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-02 08:28:06,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:08,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:12,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:28:14,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:28:17,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:19,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:22,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:24,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:24,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:28:24,091 INFO L93 Difference]: Finished difference Result 27595 states and 42100 transitions. [2023-12-02 08:28:24,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:28:24,092 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 90 [2023-12-02 08:28:24,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:28:24,188 INFO L225 Difference]: With dead ends: 27595 [2023-12-02 08:28:24,188 INFO L226 Difference]: Without dead ends: 13823 [2023-12-02 08:28:24,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:28:24,269 INFO L413 NwaCegarLoop]: 4710 mSDtfsCounter, 9 mSDsluCounter, 4705 mSDsCounter, 0 mSdLazyCounter, 1449 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 9415 SdHoareTripleChecker+Invalid, 1457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1449 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2023-12-02 08:28:24,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 9415 Invalid, 1457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1449 Invalid, 7 Unknown, 0 Unchecked, 20.6s Time] [2023-12-02 08:28:24,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13823 states. [2023-12-02 08:28:25,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13823 to 13823. [2023-12-02 08:28:25,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13823 states, 8003 states have (on average 1.3140072472822693) internal successors, (10516), 8585 states have internal predecessors, (10516), 4861 states have call successors, (4861), 951 states have call predecessors, (4861), 936 states have return successors, (5366), 4555 states have call predecessors, (5366), 4859 states have call successors, (5366) [2023-12-02 08:28:25,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13823 states to 13823 states and 20743 transitions. [2023-12-02 08:28:25,315 INFO L78 Accepts]: Start accepts. Automaton has 13823 states and 20743 transitions. Word has length 90 [2023-12-02 08:28:25,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:28:25,316 INFO L495 AbstractCegarLoop]: Abstraction has 13823 states and 20743 transitions. [2023-12-02 08:28:25,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-02 08:28:25,316 INFO L276 IsEmpty]: Start isEmpty. Operand 13823 states and 20743 transitions. [2023-12-02 08:28:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 08:28:25,318 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:28:25,318 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:28:25,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:28:25,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:28:25,519 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:28:25,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:28:25,520 INFO L85 PathProgramCache]: Analyzing trace with hash 2086771634, now seen corresponding path program 1 times [2023-12-02 08:28:25,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:28:25,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788960640] [2023-12-02 08:28:25,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:28:25,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:28:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:28:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 08:28:27,254 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:28:27,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788960640] [2023-12-02 08:28:27,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788960640] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:28:27,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:28:27,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:28:27,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237701705] [2023-12-02 08:28:27,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:28:27,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 08:28:27,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:28:27,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 08:28:27,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:28:27,256 INFO L87 Difference]: Start difference. First operand 13823 states and 20743 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 08:28:31,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:33,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:38,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:28:40,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:28:42,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:28:43,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:28:46,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:28:48,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:50,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:52,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:55,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:57,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:28:59,831 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 [] [2023-12-02 08:28:59,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:28:59,925 INFO L93 Difference]: Finished difference Result 13871 states and 20781 transitions. [2023-12-02 08:28:59,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 08:28:59,925 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 89 [2023-12-02 08:28:59,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:28:59,977 INFO L225 Difference]: With dead ends: 13871 [2023-12-02 08:28:59,977 INFO L226 Difference]: Without dead ends: 13869 [2023-12-02 08:28:59,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 08:28:59,983 INFO L413 NwaCegarLoop]: 4706 mSDtfsCounter, 5368 mSDsluCounter, 9427 mSDsCounter, 0 mSdLazyCounter, 2195 mSolverCounterSat, 2 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5370 SdHoareTripleChecker+Valid, 14133 SdHoareTripleChecker+Invalid, 2207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2195 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:28:59,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5370 Valid, 14133 Invalid, 2207 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 2195 Invalid, 10 Unknown, 0 Unchecked, 31.7s Time] [2023-12-02 08:28:59,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13869 states. [2023-12-02 08:29:00,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13869 to 13867. [2023-12-02 08:29:01,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13867 states, 8033 states have (on average 1.3130835304369477) internal successors, (10548), 8615 states have internal predecessors, (10548), 4861 states have call successors, (4861), 965 states have call predecessors, (4861), 950 states have return successors, (5366), 4555 states have call predecessors, (5366), 4859 states have call successors, (5366) [2023-12-02 08:29:01,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13867 states to 13867 states and 20775 transitions. [2023-12-02 08:29:01,082 INFO L78 Accepts]: Start accepts. Automaton has 13867 states and 20775 transitions. Word has length 89 [2023-12-02 08:29:01,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:29:01,082 INFO L495 AbstractCegarLoop]: Abstraction has 13867 states and 20775 transitions. [2023-12-02 08:29:01,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-12-02 08:29:01,082 INFO L276 IsEmpty]: Start isEmpty. Operand 13867 states and 20775 transitions. [2023-12-02 08:29:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 08:29:01,084 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:29:01,085 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:29:01,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-02 08:29:01,085 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:29:01,085 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:29:01,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1677613040, now seen corresponding path program 1 times [2023-12-02 08:29:01,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:29:01,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791369052] [2023-12-02 08:29:01,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:29:01,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:29:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:29:02,271 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:29:02,271 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:29:02,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791369052] [2023-12-02 08:29:02,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791369052] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:29:02,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:29:02,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:29:02,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306543048] [2023-12-02 08:29:02,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:29:02,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:29:02,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:29:02,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:29:02,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:29:02,273 INFO L87 Difference]: Start difference. First operand 13867 states and 20775 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:29:06,515 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 [] [2023-12-02 08:29:08,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:12,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:29:14,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:29:17,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:29:19,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:21,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:24,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:24,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:29:24,999 INFO L93 Difference]: Finished difference Result 13867 states and 20775 transitions. [2023-12-02 08:29:25,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:29:25,000 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 83 [2023-12-02 08:29:25,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:29:25,062 INFO L225 Difference]: With dead ends: 13867 [2023-12-02 08:29:25,062 INFO L226 Difference]: Without dead ends: 13865 [2023-12-02 08:29:25,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:29:25,072 INFO L413 NwaCegarLoop]: 4703 mSDtfsCounter, 5407 mSDsluCounter, 4702 mSDsCounter, 0 mSdLazyCounter, 1447 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5407 SdHoareTripleChecker+Valid, 9405 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1447 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2023-12-02 08:29:25,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5407 Valid, 9405 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1447 Invalid, 8 Unknown, 0 Unchecked, 21.7s Time] [2023-12-02 08:29:25,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13865 states. [2023-12-02 08:29:26,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13865 to 13865. [2023-12-02 08:29:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13865 states, 8032 states have (on average 1.3129980079681276) internal successors, (10546), 8613 states have internal predecessors, (10546), 4861 states have call successors, (4861), 965 states have call predecessors, (4861), 950 states have return successors, (5366), 4555 states have call predecessors, (5366), 4859 states have call successors, (5366) [2023-12-02 08:29:26,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13865 states to 13865 states and 20773 transitions. [2023-12-02 08:29:26,255 INFO L78 Accepts]: Start accepts. Automaton has 13865 states and 20773 transitions. Word has length 83 [2023-12-02 08:29:26,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:29:26,256 INFO L495 AbstractCegarLoop]: Abstraction has 13865 states and 20773 transitions. [2023-12-02 08:29:26,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:29:26,256 INFO L276 IsEmpty]: Start isEmpty. Operand 13865 states and 20773 transitions. [2023-12-02 08:29:26,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 08:29:26,258 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:29:26,259 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:29:26,259 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-02 08:29:26,259 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:29:26,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:29:26,259 INFO L85 PathProgramCache]: Analyzing trace with hash -1573098669, now seen corresponding path program 1 times [2023-12-02 08:29:26,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:29:26,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596391178] [2023-12-02 08:29:26,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:29:26,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:29:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:29:27,438 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:29:27,438 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:29:27,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596391178] [2023-12-02 08:29:27,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596391178] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:29:27,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:29:27,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:29:27,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870755686] [2023-12-02 08:29:27,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:29:27,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:29:27,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:29:27,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:29:27,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:29:27,440 INFO L87 Difference]: Start difference. First operand 13865 states and 20773 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:29:32,031 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 [] [2023-12-02 08:29:35,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:29:36,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:29:38,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:29:41,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:43,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:45,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:46,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:29:46,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:29:46,946 INFO L93 Difference]: Finished difference Result 13865 states and 20773 transitions. [2023-12-02 08:29:46,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:29:46,947 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 85 [2023-12-02 08:29:46,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:29:46,999 INFO L225 Difference]: With dead ends: 13865 [2023-12-02 08:29:46,999 INFO L226 Difference]: Without dead ends: 13863 [2023-12-02 08:29:47,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:29:47,008 INFO L413 NwaCegarLoop]: 4701 mSDtfsCounter, 5403 mSDsluCounter, 4701 mSDsCounter, 0 mSdLazyCounter, 1449 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5403 SdHoareTripleChecker+Valid, 9402 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1449 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2023-12-02 08:29:47,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5403 Valid, 9402 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1449 Invalid, 5 Unknown, 0 Unchecked, 18.5s Time] [2023-12-02 08:29:47,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13863 states. [2023-12-02 08:29:48,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13863 to 13863. [2023-12-02 08:29:48,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13863 states, 8031 states have (on average 1.3129124642012202) internal successors, (10544), 8611 states have internal predecessors, (10544), 4861 states have call successors, (4861), 965 states have call predecessors, (4861), 950 states have return successors, (5366), 4555 states have call predecessors, (5366), 4859 states have call successors, (5366) [2023-12-02 08:29:48,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13863 states to 13863 states and 20771 transitions. [2023-12-02 08:29:48,185 INFO L78 Accepts]: Start accepts. Automaton has 13863 states and 20771 transitions. Word has length 85 [2023-12-02 08:29:48,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:29:48,185 INFO L495 AbstractCegarLoop]: Abstraction has 13863 states and 20771 transitions. [2023-12-02 08:29:48,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:29:48,185 INFO L276 IsEmpty]: Start isEmpty. Operand 13863 states and 20771 transitions. [2023-12-02 08:29:48,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 08:29:48,187 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:29:48,187 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:29:48,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-02 08:29:48,188 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:29:48,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:29:48,188 INFO L85 PathProgramCache]: Analyzing trace with hash -145024944, now seen corresponding path program 1 times [2023-12-02 08:29:48,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:29:48,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342936879] [2023-12-02 08:29:48,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:29:48,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:29:49,032 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:29:49,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1574594692] [2023-12-02 08:29:49,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:29:49,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:29:49,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:29:49,034 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:29:49,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-12-02 08:29:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:29:51,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 3564 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 08:29:51,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:29:51,491 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 08:29:51,492 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:29:51,492 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:29:51,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342936879] [2023-12-02 08:29:51,492 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:29:51,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574594692] [2023-12-02 08:29:51,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574594692] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:29:51,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:29:51,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:29:51,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028100673] [2023-12-02 08:29:51,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:29:51,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:29:51,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:29:51,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:29:51,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:29:51,494 INFO L87 Difference]: Start difference. First operand 13863 states and 20771 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-02 08:29:55,637 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 [] [2023-12-02 08:30:00,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:30:02,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:30:06,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:08,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:11,173 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 [] [2023-12-02 08:30:11,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:30:11,224 INFO L93 Difference]: Finished difference Result 27753 states and 41617 transitions. [2023-12-02 08:30:11,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:30:11,225 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 95 [2023-12-02 08:30:11,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:30:11,276 INFO L225 Difference]: With dead ends: 27753 [2023-12-02 08:30:11,276 INFO L226 Difference]: Without dead ends: 13911 [2023-12-02 08:30:11,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:30:11,313 INFO L413 NwaCegarLoop]: 4702 mSDtfsCounter, 21 mSDsluCounter, 4698 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 9400 SdHoareTripleChecker+Invalid, 1457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2023-12-02 08:30:11,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 9400 Invalid, 1457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1451 Invalid, 5 Unknown, 0 Unchecked, 18.6s Time] [2023-12-02 08:30:11,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13911 states. [2023-12-02 08:30:12,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13911 to 13909. [2023-12-02 08:30:12,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13909 states, 8067 states have (on average 1.3132515185322922) internal successors, (10594), 8645 states have internal predecessors, (10594), 4871 states have call successors, (4871), 965 states have call predecessors, (4871), 950 states have return successors, (5376), 4567 states have call predecessors, (5376), 4869 states have call successors, (5376) [2023-12-02 08:30:12,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13909 states to 13909 states and 20841 transitions. [2023-12-02 08:30:12,453 INFO L78 Accepts]: Start accepts. Automaton has 13909 states and 20841 transitions. Word has length 95 [2023-12-02 08:30:12,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:30:12,454 INFO L495 AbstractCegarLoop]: Abstraction has 13909 states and 20841 transitions. [2023-12-02 08:30:12,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2023-12-02 08:30:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 13909 states and 20841 transitions. [2023-12-02 08:30:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 08:30:12,457 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:30:12,457 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:30:12,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-12-02 08:30:12,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:30:12,658 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:30:12,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:30:12,658 INFO L85 PathProgramCache]: Analyzing trace with hash 39892811, now seen corresponding path program 1 times [2023-12-02 08:30:12,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:30:12,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132602675] [2023-12-02 08:30:12,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:30:12,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:30:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:30:13,819 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:30:13,820 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:30:13,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132602675] [2023-12-02 08:30:13,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132602675] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:30:13,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:30:13,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:30:13,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053236599] [2023-12-02 08:30:13,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:30:13,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:30:13,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:30:13,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:30:13,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:30:13,821 INFO L87 Difference]: Start difference. First operand 13909 states and 20841 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-12-02 08:30:17,632 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 [] [2023-12-02 08:30:22,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:30:24,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:30:26,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:30:29,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:31,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:33,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:34,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:30:34,844 INFO L93 Difference]: Finished difference Result 13909 states and 20841 transitions. [2023-12-02 08:30:34,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:30:34,844 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 90 [2023-12-02 08:30:34,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:30:34,901 INFO L225 Difference]: With dead ends: 13909 [2023-12-02 08:30:34,901 INFO L226 Difference]: Without dead ends: 13907 [2023-12-02 08:30:34,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:30:34,912 INFO L413 NwaCegarLoop]: 4699 mSDtfsCounter, 5402 mSDsluCounter, 4699 mSDsCounter, 0 mSdLazyCounter, 1447 mSolverCounterSat, 0 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5402 SdHoareTripleChecker+Valid, 9398 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1447 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:30:34,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5402 Valid, 9398 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1447 Invalid, 7 Unknown, 0 Unchecked, 20.0s Time] [2023-12-02 08:30:34,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13907 states. [2023-12-02 08:30:36,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13907 to 13907. [2023-12-02 08:30:36,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13907 states, 8066 states have (on average 1.313166377386561) internal successors, (10592), 8643 states have internal predecessors, (10592), 4871 states have call successors, (4871), 965 states have call predecessors, (4871), 950 states have return successors, (5376), 4567 states have call predecessors, (5376), 4869 states have call successors, (5376) [2023-12-02 08:30:36,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13907 states to 13907 states and 20839 transitions. [2023-12-02 08:30:36,176 INFO L78 Accepts]: Start accepts. Automaton has 13907 states and 20839 transitions. Word has length 90 [2023-12-02 08:30:36,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:30:36,177 INFO L495 AbstractCegarLoop]: Abstraction has 13907 states and 20839 transitions. [2023-12-02 08:30:36,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-12-02 08:30:36,177 INFO L276 IsEmpty]: Start isEmpty. Operand 13907 states and 20839 transitions. [2023-12-02 08:30:36,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 08:30:36,180 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:30:36,180 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:30:36,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-02 08:30:36,181 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:30:36,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:30:36,181 INFO L85 PathProgramCache]: Analyzing trace with hash 741913463, now seen corresponding path program 1 times [2023-12-02 08:30:36,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:30:36,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842425580] [2023-12-02 08:30:36,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:30:36,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:30:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:30:37,360 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 08:30:37,360 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:30:37,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842425580] [2023-12-02 08:30:37,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842425580] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:30:37,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:30:37,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:30:37,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531414796] [2023-12-02 08:30:37,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:30:37,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:30:37,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:30:37,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:30:37,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:30:37,363 INFO L87 Difference]: Start difference. First operand 13907 states and 20839 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:30:40,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:44,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:30:46,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:30:48,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:30:49,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:30:49,963 INFO L93 Difference]: Finished difference Result 27783 states and 41640 transitions. [2023-12-02 08:30:49,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:30:49,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 106 [2023-12-02 08:30:49,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:30:50,016 INFO L225 Difference]: With dead ends: 27783 [2023-12-02 08:30:50,016 INFO L226 Difference]: Without dead ends: 13897 [2023-12-02 08:30:50,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 08:30:50,067 INFO L413 NwaCegarLoop]: 4695 mSDtfsCounter, 5409 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 723 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5409 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 723 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2023-12-02 08:30:50,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5409 Valid, 4695 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 723 Invalid, 4 Unknown, 0 Unchecked, 11.3s Time] [2023-12-02 08:30:50,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13897 states. [2023-12-02 08:30:51,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13897 to 13897. [2023-12-02 08:30:51,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13897 states, 8057 states have (on average 1.3125232716892143) internal successors, (10575), 8633 states have internal predecessors, (10575), 4871 states have call successors, (4871), 965 states have call predecessors, (4871), 950 states have return successors, (5376), 4567 states have call predecessors, (5376), 4869 states have call successors, (5376) [2023-12-02 08:30:51,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13897 states to 13897 states and 20822 transitions. [2023-12-02 08:30:51,397 INFO L78 Accepts]: Start accepts. Automaton has 13897 states and 20822 transitions. Word has length 106 [2023-12-02 08:30:51,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:30:51,397 INFO L495 AbstractCegarLoop]: Abstraction has 13897 states and 20822 transitions. [2023-12-02 08:30:51,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:30:51,398 INFO L276 IsEmpty]: Start isEmpty. Operand 13897 states and 20822 transitions. [2023-12-02 08:30:51,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 08:30:51,400 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:30:51,401 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:30:51,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-02 08:30:51,401 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:30:51,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:30:51,401 INFO L85 PathProgramCache]: Analyzing trace with hash -200484599, now seen corresponding path program 1 times [2023-12-02 08:30:51,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:30:51,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192382940] [2023-12-02 08:30:51,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:30:51,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:30:52,248 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:30:52,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1430276430] [2023-12-02 08:30:52,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:30:52,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:30:52,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:30:52,250 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:30:52,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-12-02 08:30:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:30:54,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 3598 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 08:30:54,631 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:30:54,786 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-02 08:30:54,786 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:30:54,786 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:30:54,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192382940] [2023-12-02 08:30:54,786 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-12-02 08:30:54,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430276430] [2023-12-02 08:30:54,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430276430] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:30:54,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:30:54,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-12-02 08:30:54,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066107199] [2023-12-02 08:30:54,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:30:54,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 08:30:54,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:30:54,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 08:30:54,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2023-12-02 08:30:54,788 INFO L87 Difference]: Start difference. First operand 13897 states and 20822 transitions. Second operand has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2023-12-02 08:31:04,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:31:06,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:31:08,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:31:10,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:31:19,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:21,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:23,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:25,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:27,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:29,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:31,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:33,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:38,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:40,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:42,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:43,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:45,591 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:47,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:48,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:51,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:31:53,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:31:55,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:31:57,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:31:59,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:01,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:03,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:05,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:07,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:09,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:11,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:32:13,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:32:14,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:32:16,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:32:20,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:22,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:24,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:26,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:28,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:30,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:32,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:34,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:40,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:43,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:44,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:46,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:48,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:50,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:53,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:57,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:32:59,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:01,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:01,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:33:01,390 INFO L93 Difference]: Finished difference Result 30090 states and 46292 transitions. [2023-12-02 08:33:01,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-02 08:33:01,391 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) Word has length 106 [2023-12-02 08:33:01,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:33:01,451 INFO L225 Difference]: With dead ends: 30090 [2023-12-02 08:33:01,451 INFO L226 Difference]: Without dead ends: 16214 [2023-12-02 08:33:01,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2023-12-02 08:33:01,487 INFO L413 NwaCegarLoop]: 8324 mSDtfsCounter, 6544 mSDsluCounter, 62848 mSDsCounter, 0 mSdLazyCounter, 12729 mSolverCounterSat, 248 mSolverCounterUnsat, 35 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 122.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6770 SdHoareTripleChecker+Valid, 71172 SdHoareTripleChecker+Invalid, 13012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 12729 IncrementalHoareTripleChecker+Invalid, 35 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 124.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:33:01,487 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6770 Valid, 71172 Invalid, 13012 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [248 Valid, 12729 Invalid, 35 Unknown, 0 Unchecked, 124.4s Time] [2023-12-02 08:33:01,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16214 states. [2023-12-02 08:33:02,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16214 to 13967. [2023-12-02 08:33:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13967 states, 8107 states have (on average 1.3123226841001603) internal successors, (10639), 8687 states have internal predecessors, (10639), 4887 states have call successors, (4887), 969 states have call predecessors, (4887), 954 states have return successors, (5382), 4581 states have call predecessors, (5382), 4885 states have call successors, (5382) [2023-12-02 08:33:02,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13967 states to 13967 states and 20908 transitions. [2023-12-02 08:33:02,928 INFO L78 Accepts]: Start accepts. Automaton has 13967 states and 20908 transitions. Word has length 106 [2023-12-02 08:33:02,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:33:02,928 INFO L495 AbstractCegarLoop]: Abstraction has 13967 states and 20908 transitions. [2023-12-02 08:33:02,928 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2023-12-02 08:33:02,929 INFO L276 IsEmpty]: Start isEmpty. Operand 13967 states and 20908 transitions. [2023-12-02 08:33:02,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 08:33:02,931 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:33:02,931 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:33:02,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-12-02 08:33:03,132 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-12-02 08:33:03,132 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:33:03,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:33:03,133 INFO L85 PathProgramCache]: Analyzing trace with hash -244805777, now seen corresponding path program 1 times [2023-12-02 08:33:03,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:33:03,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219957143] [2023-12-02 08:33:03,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:33:03,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:33:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:33:04,325 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:33:04,325 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:33:04,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219957143] [2023-12-02 08:33:04,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219957143] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:33:04,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:33:04,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:33:04,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294828068] [2023-12-02 08:33:04,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:33:04,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:33:04,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:33:04,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:33:04,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:33:04,327 INFO L87 Difference]: Start difference. First operand 13967 states and 20908 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-12-02 08:33:07,868 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 [] [2023-12-02 08:33:09,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:13,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:33:15,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:33:17,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:33:18,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:33:20,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:22,885 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:25,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:27,714 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 [] [2023-12-02 08:33:27,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:33:27,789 INFO L93 Difference]: Finished difference Result 13967 states and 20908 transitions. [2023-12-02 08:33:27,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:33:27,790 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 95 [2023-12-02 08:33:27,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:33:27,839 INFO L225 Difference]: With dead ends: 13967 [2023-12-02 08:33:27,839 INFO L226 Difference]: Without dead ends: 13965 [2023-12-02 08:33:27,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:33:27,846 INFO L413 NwaCegarLoop]: 4692 mSDtfsCounter, 5394 mSDsluCounter, 4692 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5394 SdHoareTripleChecker+Valid, 9384 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2023-12-02 08:33:27,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5394 Valid, 9384 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1448 Invalid, 6 Unknown, 0 Unchecked, 22.1s Time] [2023-12-02 08:33:27,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13965 states. [2023-12-02 08:33:29,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13965 to 13965. [2023-12-02 08:33:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13965 states, 8106 states have (on average 1.3122378485072785) internal successors, (10637), 8685 states have internal predecessors, (10637), 4887 states have call successors, (4887), 969 states have call predecessors, (4887), 954 states have return successors, (5382), 4581 states have call predecessors, (5382), 4885 states have call successors, (5382) [2023-12-02 08:33:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13965 states to 13965 states and 20906 transitions. [2023-12-02 08:33:29,336 INFO L78 Accepts]: Start accepts. Automaton has 13965 states and 20906 transitions. Word has length 95 [2023-12-02 08:33:29,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:33:29,336 INFO L495 AbstractCegarLoop]: Abstraction has 13965 states and 20906 transitions. [2023-12-02 08:33:29,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-12-02 08:33:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 13965 states and 20906 transitions. [2023-12-02 08:33:29,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 08:33:29,340 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:33:29,340 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:33:29,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-02 08:33:29,340 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:33:29,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:33:29,341 INFO L85 PathProgramCache]: Analyzing trace with hash -461538195, now seen corresponding path program 1 times [2023-12-02 08:33:29,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:33:29,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223531354] [2023-12-02 08:33:29,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:33:29,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:33:30,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:33:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-12-02 08:33:30,850 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:33:30,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223531354] [2023-12-02 08:33:30,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223531354] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:33:30,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [785457095] [2023-12-02 08:33:30,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:33:30,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:33:30,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:33:30,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:33:30,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 08:33:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:33:33,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 3718 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:33:33,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:33:33,445 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 08:33:33,445 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:33:33,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [785457095] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:33:33,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 08:33:33,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2023-12-02 08:33:33,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799476347] [2023-12-02 08:33:33,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:33:33,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 08:33:33,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:33:33,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 08:33:33,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-02 08:33:33,447 INFO L87 Difference]: Start difference. First operand 13965 states and 20906 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-12-02 08:33:37,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:40,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:33:42,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:33:44,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:45,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:33:47,774 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 [] [2023-12-02 08:33:47,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:33:47,834 INFO L93 Difference]: Finished difference Result 27899 states and 41774 transitions. [2023-12-02 08:33:47,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 08:33:47,835 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 114 [2023-12-02 08:33:47,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:33:47,936 INFO L225 Difference]: With dead ends: 27899 [2023-12-02 08:33:47,936 INFO L226 Difference]: Without dead ends: 13955 [2023-12-02 08:33:47,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-12-02 08:33:47,974 INFO L413 NwaCegarLoop]: 4688 mSDtfsCounter, 5391 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 723 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5391 SdHoareTripleChecker+Valid, 4688 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 723 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:33:47,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5391 Valid, 4688 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 723 Invalid, 4 Unknown, 0 Unchecked, 12.8s Time] [2023-12-02 08:33:47,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13955 states. [2023-12-02 08:33:49,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13955 to 13955. [2023-12-02 08:33:49,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13955 states, 8097 states have (on average 1.3115968877361985) internal successors, (10620), 8675 states have internal predecessors, (10620), 4887 states have call successors, (4887), 969 states have call predecessors, (4887), 954 states have return successors, (5382), 4581 states have call predecessors, (5382), 4885 states have call successors, (5382) [2023-12-02 08:33:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13955 states to 13955 states and 20889 transitions. [2023-12-02 08:33:49,482 INFO L78 Accepts]: Start accepts. Automaton has 13955 states and 20889 transitions. Word has length 114 [2023-12-02 08:33:49,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:33:49,482 INFO L495 AbstractCegarLoop]: Abstraction has 13955 states and 20889 transitions. [2023-12-02 08:33:49,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2023-12-02 08:33:49,482 INFO L276 IsEmpty]: Start isEmpty. Operand 13955 states and 20889 transitions. [2023-12-02 08:33:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 08:33:49,486 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:33:49,487 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:33:49,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 08:33:49,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-12-02 08:33:49,687 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:33:49,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:33:49,688 INFO L85 PathProgramCache]: Analyzing trace with hash 162033825, now seen corresponding path program 1 times [2023-12-02 08:33:49,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:33:49,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563120620] [2023-12-02 08:33:49,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:33:49,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:33:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:33:51,070 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-02 08:33:51,070 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:33:51,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563120620] [2023-12-02 08:33:51,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563120620] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:33:51,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:33:51,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 08:33:51,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610199379] [2023-12-02 08:33:51,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:33:51,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 08:33:51,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:33:51,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 08:33:51,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:33:51,072 INFO L87 Difference]: Start difference. First operand 13955 states and 20889 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 08:33:56,565 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 [] [2023-12-02 08:33:58,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:00,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:02,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:07,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:09,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:11,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:13,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:16,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:17,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:20,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:21,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:23,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:25,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:29,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:31,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:34:31,038 INFO L93 Difference]: Finished difference Result 13957 states and 20890 transitions. [2023-12-02 08:34:31,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 08:34:31,038 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 108 [2023-12-02 08:34:31,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:34:31,086 INFO L225 Difference]: With dead ends: 13957 [2023-12-02 08:34:31,086 INFO L226 Difference]: Without dead ends: 13955 [2023-12-02 08:34:31,092 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 08:34:31,092 INFO L413 NwaCegarLoop]: 4686 mSDtfsCounter, 31 mSDsluCounter, 14030 mSDsCounter, 0 mSdLazyCounter, 2912 mSolverCounterSat, 1 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 18716 SdHoareTripleChecker+Invalid, 2924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2912 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.4s IncrementalHoareTripleChecker+Time [2023-12-02 08:34:31,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 18716 Invalid, 2924 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2912 Invalid, 11 Unknown, 0 Unchecked, 38.4s Time] [2023-12-02 08:34:31,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13955 states. [2023-12-02 08:34:32,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13955 to 13955. [2023-12-02 08:34:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13955 states, 8097 states have (on average 1.311102877608991) internal successors, (10616), 8675 states have internal predecessors, (10616), 4887 states have call successors, (4887), 969 states have call predecessors, (4887), 954 states have return successors, (5382), 4581 states have call predecessors, (5382), 4885 states have call successors, (5382) [2023-12-02 08:34:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13955 states to 13955 states and 20885 transitions. [2023-12-02 08:34:32,566 INFO L78 Accepts]: Start accepts. Automaton has 13955 states and 20885 transitions. Word has length 108 [2023-12-02 08:34:32,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:34:32,567 INFO L495 AbstractCegarLoop]: Abstraction has 13955 states and 20885 transitions. [2023-12-02 08:34:32,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 08:34:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 13955 states and 20885 transitions. [2023-12-02 08:34:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 08:34:32,570 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:32,571 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:34:32,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-02 08:34:32,571 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:34:32,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:32,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1684371590, now seen corresponding path program 1 times [2023-12-02 08:34:32,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:34:32,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863137640] [2023-12-02 08:34:32,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:32,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:34:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 08:34:33,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:34:33,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863137640] [2023-12-02 08:34:33,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863137640] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:33,857 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:34:33,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:34:33,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128116308] [2023-12-02 08:34:33,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:33,858 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:34:33,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:34:33,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:34:33,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:34:33,859 INFO L87 Difference]: Start difference. First operand 13955 states and 20885 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 08:34:38,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:42,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:44,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:34:48,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:50,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:54,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:34:54,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:34:54,542 INFO L93 Difference]: Finished difference Result 13955 states and 20885 transitions. [2023-12-02 08:34:54,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:34:54,543 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 100 [2023-12-02 08:34:54,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:34:54,587 INFO L225 Difference]: With dead ends: 13955 [2023-12-02 08:34:54,587 INFO L226 Difference]: Without dead ends: 13953 [2023-12-02 08:34:54,592 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:34:54,592 INFO L413 NwaCegarLoop]: 4685 mSDtfsCounter, 5386 mSDsluCounter, 4685 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5386 SdHoareTripleChecker+Valid, 9370 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2023-12-02 08:34:54,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5386 Valid, 9370 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1448 Invalid, 6 Unknown, 0 Unchecked, 19.0s Time] [2023-12-02 08:34:54,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13953 states. [2023-12-02 08:34:56,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13953 to 13953. [2023-12-02 08:34:56,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13953 states, 8096 states have (on average 1.3110177865612649) internal successors, (10614), 8673 states have internal predecessors, (10614), 4887 states have call successors, (4887), 969 states have call predecessors, (4887), 954 states have return successors, (5382), 4581 states have call predecessors, (5382), 4885 states have call successors, (5382) [2023-12-02 08:34:56,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13953 states to 13953 states and 20883 transitions. [2023-12-02 08:34:56,303 INFO L78 Accepts]: Start accepts. Automaton has 13953 states and 20883 transitions. Word has length 100 [2023-12-02 08:34:56,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:34:56,304 INFO L495 AbstractCegarLoop]: Abstraction has 13953 states and 20883 transitions. [2023-12-02 08:34:56,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 08:34:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 13953 states and 20883 transitions. [2023-12-02 08:34:56,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 08:34:56,308 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:34:56,308 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:34:56,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-02 08:34:56,309 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:34:56,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:34:56,309 INFO L85 PathProgramCache]: Analyzing trace with hash -420386261, now seen corresponding path program 1 times [2023-12-02 08:34:56,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:34:56,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308044313] [2023-12-02 08:34:56,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:34:56,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:34:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:34:57,857 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 08:34:57,857 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:34:57,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308044313] [2023-12-02 08:34:57,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308044313] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:34:57,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:34:57,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 08:34:57,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214669557] [2023-12-02 08:34:57,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:34:57,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:34:57,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:34:57,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:34:57,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:34:57,860 INFO L87 Difference]: Start difference. First operand 13953 states and 20883 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:35:02,389 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:08,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:35:10,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:35:12,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:35:15,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:35:17,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:35:19,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:21,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:23,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:25,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:27,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:28,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:30,352 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 [] [2023-12-02 08:35:30,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:35:30,459 INFO L93 Difference]: Finished difference Result 27863 states and 42281 transitions. [2023-12-02 08:35:30,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:35:30,459 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 111 [2023-12-02 08:35:30,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:35:30,509 INFO L225 Difference]: With dead ends: 27863 [2023-12-02 08:35:30,509 INFO L226 Difference]: Without dead ends: 13931 [2023-12-02 08:35:30,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:35:30,548 INFO L413 NwaCegarLoop]: 4678 mSDtfsCounter, 66 mSDsluCounter, 9279 mSDsCounter, 0 mSdLazyCounter, 2167 mSolverCounterSat, 17 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 13957 SdHoareTripleChecker+Invalid, 2194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 2167 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:35:30,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 13957 Invalid, 2194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 2167 Invalid, 10 Unknown, 0 Unchecked, 30.8s Time] [2023-12-02 08:35:30,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13931 states. [2023-12-02 08:35:32,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13931 to 13931. [2023-12-02 08:35:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13931 states, 8088 states have (on average 1.3108308605341246) internal successors, (10602), 8665 states have internal predecessors, (10602), 4873 states have call successors, (4873), 969 states have call predecessors, (4873), 954 states have return successors, (5295), 4567 states have call predecessors, (5295), 4871 states have call successors, (5295) [2023-12-02 08:35:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13931 states to 13931 states and 20770 transitions. [2023-12-02 08:35:32,120 INFO L78 Accepts]: Start accepts. Automaton has 13931 states and 20770 transitions. Word has length 111 [2023-12-02 08:35:32,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:35:32,121 INFO L495 AbstractCegarLoop]: Abstraction has 13931 states and 20770 transitions. [2023-12-02 08:35:32,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-12-02 08:35:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 13931 states and 20770 transitions. [2023-12-02 08:35:32,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 08:35:32,125 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:35:32,125 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:35:32,125 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-02 08:35:32,125 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2023-12-02 08:35:32,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:35:32,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1149534266, now seen corresponding path program 1 times [2023-12-02 08:35:32,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:35:32,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768842265] [2023-12-02 08:35:32,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:32,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:35:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:34,689 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-12-02 08:35:34,690 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 08:35:34,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768842265] [2023-12-02 08:35:34,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768842265] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 08:35:34,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113766566] [2023-12-02 08:35:34,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:35:34,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:35:34,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:35:34,694 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:35:34,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6005f5b9-80b0-49c2-9139-3e5275b8828c/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 08:35:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:35:37,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 3794 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 08:35:37,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:35:37,633 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 08:35:37,633 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:35:37,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113766566] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:35:37,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 08:35:37,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 14 [2023-12-02 08:35:37,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38944090] [2023-12-02 08:35:37,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:35:37,635 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 08:35:37,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 08:35:37,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 08:35:37,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2023-12-02 08:35:37,636 INFO L87 Difference]: Start difference. First operand 13931 states and 20770 transitions. Second operand has 11 states, 8 states have (on average 7.5) internal successors, (60), 10 states have internal predecessors, (60), 6 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2023-12-02 08:35:44,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:46,620 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:48,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:49,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:35:51,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 08:36:02,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:04,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:06,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:08,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:10,336 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:12,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:14,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:16,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:18,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:20,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:22,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:24,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:26,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:28,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:29,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:33,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:34,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 08:36:37,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []