./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 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.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_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 19:52:35,533 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:52:35,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:52:35,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:52:35,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:52:35,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:52:35,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:52:35,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:52:35,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:52:35,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:52:35,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:52:35,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:52:35,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:52:35,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:52:35,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:52:35,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:52:35,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:52:35,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:52:35,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:52:35,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:52:35,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:52:35,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:52:35,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:52:35,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:52:35,635 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:52:35,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:52:35,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:52:35,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:52:35,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:52:35,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:52:35,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:52:35,644 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:52:35,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:52:35,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:52:35,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:52:35,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:52:35,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:52:35,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:52:35,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:52:35,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:52:35,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:52:35,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:52:35,686 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:52:35,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:52:35,687 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:52:35,687 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:52:35,688 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:52:35,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:52:35,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:52:35,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:52:35,689 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:52:35,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:52:35,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:52:35,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:52:35,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:52:35,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:52:35,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:52:35,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:52:35,691 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:52:35,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:52:35,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:52:35,692 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:52:35,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:52:35,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:52:35,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:52:35,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:52:35,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:52:35,701 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:52:35,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:52:35,702 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:52:35,702 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:52:35,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:52:35,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf [2022-11-18 19:52:35,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:52:35,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:52:35,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:52:35,990 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:52:35,991 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:52:35,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-11-18 19:52:36,059 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/data/9df87d8cf/3f93371b656943cc8f9d1601801a82b8/FLAG18063ce7d [2022-11-18 19:52:37,287 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:52:37,288 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-11-18 19:52:37,396 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/data/9df87d8cf/3f93371b656943cc8f9d1601801a82b8/FLAG18063ce7d [2022-11-18 19:52:37,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/data/9df87d8cf/3f93371b656943cc8f9d1601801a82b8 [2022-11-18 19:52:37,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:52:37,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:52:37,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:52:37,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:52:37,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:52:37,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:52:37" (1/1) ... [2022-11-18 19:52:37,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e2fafef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:37, skipping insertion in model container [2022-11-18 19:52:37,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:52:37" (1/1) ... [2022-11-18 19:52:37,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:52:38,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:52:46,033 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2022-11-18 19:52:46,037 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2022-11-18 19:52:46,038 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2022-11-18 19:52:46,038 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2022-11-18 19:52:46,039 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2022-11-18 19:52:46,039 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2022-11-18 19:52:46,040 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2022-11-18 19:52:46,040 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2022-11-18 19:52:46,041 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2022-11-18 19:52:46,041 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2022-11-18 19:52:46,042 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2022-11-18 19:52:46,042 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2022-11-18 19:52:46,043 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2022-11-18 19:52:46,043 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2022-11-18 19:52:46,044 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2022-11-18 19:52:46,044 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2022-11-18 19:52:46,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2022-11-18 19:52:46,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2022-11-18 19:52:46,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2022-11-18 19:52:46,046 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2022-11-18 19:52:46,047 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2022-11-18 19:52:46,047 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2022-11-18 19:52:46,048 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2022-11-18 19:52:46,048 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2022-11-18 19:52:46,049 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2022-11-18 19:52:46,049 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2022-11-18 19:52:46,050 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2022-11-18 19:52:46,050 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2022-11-18 19:52:46,050 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2022-11-18 19:52:46,051 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2022-11-18 19:52:46,051 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2022-11-18 19:52:46,052 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2022-11-18 19:52:46,052 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2022-11-18 19:52:46,053 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2022-11-18 19:52:46,053 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2022-11-18 19:52:46,054 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2022-11-18 19:52:46,054 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2022-11-18 19:52:46,055 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2022-11-18 19:52:46,055 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2022-11-18 19:52:46,055 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2022-11-18 19:52:46,056 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2022-11-18 19:52:46,056 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2022-11-18 19:52:46,057 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2022-11-18 19:52:46,057 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2022-11-18 19:52:46,058 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2022-11-18 19:52:46,058 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2022-11-18 19:52:46,059 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2022-11-18 19:52:46,059 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2022-11-18 19:52:46,060 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2022-11-18 19:52:46,060 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2022-11-18 19:52:46,061 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2022-11-18 19:52:46,061 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2022-11-18 19:52:46,061 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2022-11-18 19:52:46,062 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2022-11-18 19:52:46,063 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2022-11-18 19:52:46,063 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2022-11-18 19:52:46,064 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2022-11-18 19:52:46,064 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2022-11-18 19:52:46,064 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2022-11-18 19:52:46,065 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2022-11-18 19:52:46,065 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2022-11-18 19:52:46,066 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2022-11-18 19:52:46,066 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2022-11-18 19:52:46,067 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2022-11-18 19:52:46,067 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2022-11-18 19:52:46,068 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2022-11-18 19:52:46,068 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2022-11-18 19:52:46,069 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2022-11-18 19:52:46,069 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2022-11-18 19:52:46,070 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2022-11-18 19:52:46,070 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2022-11-18 19:52:46,071 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2022-11-18 19:52:46,071 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2022-11-18 19:52:46,072 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2022-11-18 19:52:46,072 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2022-11-18 19:52:46,073 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2022-11-18 19:52:46,073 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2022-11-18 19:52:46,073 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2022-11-18 19:52:46,074 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2022-11-18 19:52:46,074 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2022-11-18 19:52:46,075 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2022-11-18 19:52:46,075 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2022-11-18 19:52:46,076 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2022-11-18 19:52:46,076 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2022-11-18 19:52:46,077 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2022-11-18 19:52:46,077 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2022-11-18 19:52:46,078 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2022-11-18 19:52:46,078 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2022-11-18 19:52:46,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:52:46,148 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:52:47,323 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2022-11-18 19:52:47,325 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2022-11-18 19:52:47,330 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2022-11-18 19:52:47,332 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2022-11-18 19:52:47,332 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2022-11-18 19:52:47,333 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2022-11-18 19:52:47,335 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2022-11-18 19:52:47,335 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2022-11-18 19:52:47,336 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2022-11-18 19:52:47,337 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2022-11-18 19:52:47,338 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2022-11-18 19:52:47,338 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2022-11-18 19:52:47,338 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2022-11-18 19:52:47,339 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2022-11-18 19:52:47,341 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2022-11-18 19:52:47,341 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2022-11-18 19:52:47,342 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2022-11-18 19:52:47,343 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2022-11-18 19:52:47,344 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2022-11-18 19:52:47,344 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2022-11-18 19:52:47,345 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2022-11-18 19:52:47,345 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2022-11-18 19:52:47,346 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2022-11-18 19:52:47,346 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2022-11-18 19:52:47,347 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2022-11-18 19:52:47,347 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2022-11-18 19:52:47,348 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2022-11-18 19:52:47,349 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2022-11-18 19:52:47,349 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2022-11-18 19:52:47,350 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2022-11-18 19:52:47,350 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2022-11-18 19:52:47,350 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2022-11-18 19:52:47,355 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2022-11-18 19:52:47,356 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2022-11-18 19:52:47,357 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2022-11-18 19:52:47,358 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2022-11-18 19:52:47,358 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2022-11-18 19:52:47,359 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2022-11-18 19:52:47,359 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2022-11-18 19:52:47,359 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2022-11-18 19:52:47,361 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2022-11-18 19:52:47,362 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2022-11-18 19:52:47,363 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2022-11-18 19:52:47,363 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2022-11-18 19:52:47,364 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2022-11-18 19:52:47,365 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2022-11-18 19:52:47,365 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2022-11-18 19:52:47,366 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2022-11-18 19:52:47,366 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2022-11-18 19:52:47,367 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2022-11-18 19:52:47,367 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2022-11-18 19:52:47,368 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2022-11-18 19:52:47,369 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2022-11-18 19:52:47,369 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2022-11-18 19:52:47,370 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2022-11-18 19:52:47,371 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2022-11-18 19:52:47,371 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2022-11-18 19:52:47,372 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2022-11-18 19:52:47,372 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2022-11-18 19:52:47,373 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2022-11-18 19:52:47,373 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2022-11-18 19:52:47,374 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2022-11-18 19:52:47,375 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2022-11-18 19:52:47,376 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2022-11-18 19:52:47,379 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2022-11-18 19:52:47,384 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2022-11-18 19:52:47,385 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2022-11-18 19:52:47,386 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2022-11-18 19:52:47,387 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2022-11-18 19:52:47,388 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2022-11-18 19:52:47,389 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2022-11-18 19:52:47,390 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2022-11-18 19:52:47,390 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2022-11-18 19:52:47,394 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2022-11-18 19:52:47,396 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2022-11-18 19:52:47,396 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2022-11-18 19:52:47,397 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2022-11-18 19:52:47,397 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2022-11-18 19:52:47,399 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2022-11-18 19:52:47,399 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2022-11-18 19:52:47,400 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2022-11-18 19:52:47,401 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2022-11-18 19:52:47,401 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2022-11-18 19:52:47,402 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2022-11-18 19:52:47,402 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2022-11-18 19:52:47,402 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2022-11-18 19:52:47,403 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2022-11-18 19:52:47,403 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2022-11-18 19:52:47,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:52:48,036 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:52:48,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48 WrapperNode [2022-11-18 19:52:48,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:52:48,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:52:48,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:52:48,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:52:48,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:48,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:48,685 INFO L138 Inliner]: procedures = 978, calls = 4937, calls flagged for inlining = 498, calls inlined = 417, statements flattened = 12080 [2022-11-18 19:52:48,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:52:48,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:52:48,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:52:48,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:52:48,697 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:48,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:48,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:48,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:49,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:49,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:49,314 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:49,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:49,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:52:49,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:52:49,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:52:49,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:52:49,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (1/1) ... [2022-11-18 19:52:49,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:52:49,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:52:49,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:52:49,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:52:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_reset [2022-11-18 19:52:49,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_reset [2022-11-18 19:52:49,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_125 [2022-11-18 19:52:49,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_125 [2022-11-18 19:52:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_sata_done [2022-11-18 19:52:49,532 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_sata_done [2022-11-18 19:52:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2022-11-18 19:52:49,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2022-11-18 19:52:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~~u32~0 [2022-11-18 19:52:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~~u32~0 [2022-11-18 19:52:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_assign_reg_set [2022-11-18 19:52:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_assign_reg_set [2022-11-18 19:52:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 19:52:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-18 19:52:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_phy_info [2022-11-18 19:52:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_phy_info [2022-11-18 19:52:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr___0 [2022-11-18 19:52:49,535 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr___0 [2022-11-18 19:52:49,536 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_phy_info [2022-11-18 19:52:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_phy_info [2022-11-18 19:52:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_disable [2022-11-18 19:52:49,537 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_disable [2022-11-18 19:52:49,537 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_formed [2022-11-18 19:52:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_formed [2022-11-18 19:52:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_write_data [2022-11-18 19:52:49,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_write_data [2022-11-18 19:52:49,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:52:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-18 19:52:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_read_data [2022-11-18 19:52:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_read_data [2022-11-18 19:52:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-18 19:52:49,539 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-18 19:52:49,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data [2022-11-18 19:52:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data [2022-11-18 19:52:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-18 19:52:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-18 19:52:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask [2022-11-18 19:52:49,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask [2022-11-18 19:52:49,540 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_read_data [2022-11-18 19:52:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_read_data [2022-11-18 19:52:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_non_spec_ncq_error [2022-11-18 19:52:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_non_spec_ncq_error [2022-11-18 19:52:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-18 19:52:49,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-18 19:52:49,541 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full___0 [2022-11-18 19:52:49,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full___0 [2022-11-18 19:52:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_complete [2022-11-18 19:52:49,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_complete [2022-11-18 19:52:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-11-18 19:52:49,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-11-18 19:52:49,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl___0 [2022-11-18 19:52:49,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl___0 [2022-11-18 19:52:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 19:52:49,543 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 19:52:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_abort_task [2022-11-18 19:52:49,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_abort_task [2022-11-18 19:52:49,543 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_reset [2022-11-18 19:52:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_reset [2022-11-18 19:52:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure sas_free_task [2022-11-18 19:52:49,544 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_free_task [2022-11-18 19:52:49,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_101 [2022-11-18 19:52:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_101 [2022-11-18 19:52:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-18 19:52:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-18 19:52:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32 [2022-11-18 19:52:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32 [2022-11-18 19:52:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_command_active [2022-11-18 19:52:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_command_active [2022-11-18 19:52:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 19:52:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 19:52:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-18 19:52:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-18 19:52:49,551 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-18 19:52:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-18 19:52:49,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_iounmap [2022-11-18 19:52:49,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_iounmap [2022-11-18 19:52:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_set_link_rate [2022-11-18 19:52:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_set_link_rate [2022-11-18 19:52:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-18 19:52:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-18 19:52:49,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 19:52:49,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-18 19:52:49,554 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 19:52:49,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 19:52:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-18 19:52:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_active_cmds [2022-11-18 19:52:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_active_cmds [2022-11-18 19:52:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat___0 [2022-11-18 19:52:49,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat___0 [2022-11-18 19:52:49,555 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_dma [2022-11-18 19:52:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_dma [2022-11-18 19:52:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_tag [2022-11-18 19:52:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_tag [2022-11-18 19:52:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-18 19:52:49,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-18 19:52:49,556 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-18 19:52:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-18 19:52:49,558 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_set_sas_addr [2022-11-18 19:52:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_set_sas_addr [2022-11-18 19:52:49,558 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data [2022-11-18 19:52:49,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data [2022-11-18 19:52:49,558 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-18 19:52:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-18 19:52:49,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_ioremap [2022-11-18 19:52:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_ioremap [2022-11-18 19:52:49,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_dev_by_reg_set [2022-11-18 19:52:49,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_dev_by_reg_set [2022-11-18 19:52:49,559 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-18 19:52:49,560 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-18 19:52:49,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 19:52:49,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-18 19:52:49,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-18 19:52:49,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-18 19:52:49,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 19:52:49,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-18 19:52:49,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-18 19:52:49,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-18 19:52:49,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-18 19:52:49,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 19:52:49,561 INFO L130 BoogieDeclarations]: Found specification of procedure sas_unregister_ha [2022-11-18 19:52:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_unregister_ha [2022-11-18 19:52:49,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-18 19:52:49,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-18 19:52:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-18 19:52:49,563 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-18 19:52:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 19:52:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-18 19:52:49,563 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-18 19:52:49,563 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-18 19:52:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr_status [2022-11-18 19:52:49,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr_status [2022-11-18 19:52:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure sas_release_transport [2022-11-18 19:52:49,564 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_release_transport [2022-11-18 19:52:49,564 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_rx_update [2022-11-18 19:52:49,564 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_rx_update [2022-11-18 19:52:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-11-18 19:52:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-11-18 19:52:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat [2022-11-18 19:52:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat [2022-11-18 19:52:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:52:49,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:52:49,565 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_deformed [2022-11-18 19:52:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_deformed [2022-11-18 19:52:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr [2022-11-18 19:52:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr [2022-11-18 19:52:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-18 19:52:49,566 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-18 19:52:49,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 19:52:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_oob_done [2022-11-18 19:52:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_oob_done [2022-11-18 19:52:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_srs_irq [2022-11-18 19:52:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_srs_irq [2022-11-18 19:52:49,567 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_disable [2022-11-18 19:52:49,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_disable [2022-11-18 19:52:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_task_free [2022-11-18 19:52:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_task_free [2022-11-18 19:52:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2022-11-18 19:52:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2022-11-18 19:52:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port [2022-11-18 19:52:49,568 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port [2022-11-18 19:52:49,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-18 19:52:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-18 19:52:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_dma [2022-11-18 19:52:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_dma [2022-11-18 19:52:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_hw_max_link_rate___0 [2022-11-18 19:52:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_hw_max_link_rate___0 [2022-11-18 19:52:49,569 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_debug_issue_ssp_tmf [2022-11-18 19:52:49,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_debug_issue_ssp_tmf [2022-11-18 19:52:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-18 19:52:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-18 19:52:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-18 19:52:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-18 19:52:49,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-18 19:52:49,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-18 19:52:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-18 19:52:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-18 19:52:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl [2022-11-18 19:52:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl [2022-11-18 19:52:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure sas_change_queue_depth [2022-11-18 19:52:49,571 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_change_queue_depth [2022-11-18 19:52:49,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-18 19:52:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-18 19:52:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 19:52:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-18 19:52:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 19:52:49,572 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-18 19:52:49,572 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-18 19:52:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 19:52:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-18 19:52:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_119 [2022-11-18 19:52:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_119 [2022-11-18 19:52:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:52:49,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-18 19:52:49,573 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_task_exec [2022-11-18 19:52:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_task_exec [2022-11-18 19:52:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 19:52:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-18 19:52:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-18 19:52:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_release_task [2022-11-18 19:52:49,574 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_release_task [2022-11-18 19:52:49,574 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32___0 [2022-11-18 19:52:49,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32___0 [2022-11-18 19:52:49,575 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_pci_remove [2022-11-18 19:52:49,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_pci_remove [2022-11-18 19:52:49,575 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_wideport [2022-11-18 19:52:49,575 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_wideport [2022-11-18 19:52:49,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_103 [2022-11-18 19:52:49,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_103 [2022-11-18 19:52:49,576 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_enable [2022-11-18 19:52:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_enable [2022-11-18 19:52:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-18 19:52:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-18 19:52:49,577 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-18 19:52:49,577 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-18 19:52:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data___0 [2022-11-18 19:52:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data___0 [2022-11-18 19:52:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-18 19:52:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-18 19:52:49,578 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free_reg_set [2022-11-18 19:52:49,578 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free_reg_set [2022-11-18 19:52:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-18 19:52:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-18 19:52:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 19:52:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-18 19:52:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-18 19:52:49,579 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-18 19:52:49,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 19:52:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-18 19:52:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_count___0 [2022-11-18 19:52:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_count___0 [2022-11-18 19:52:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_bytes_dmaed [2022-11-18 19:52:49,580 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_bytes_dmaed [2022-11-18 19:52:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 19:52:49,580 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat___0 [2022-11-18 19:52:49,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat___0 [2022-11-18 19:52:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-18 19:52:49,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-18 19:52:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_start_delivery [2022-11-18 19:52:49,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_start_delivery [2022-11-18 19:52:49,581 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl___0 [2022-11-18 19:52:49,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl___0 [2022-11-18 19:52:49,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_100 [2022-11-18 19:52:49,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_100 [2022-11-18 19:52:49,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2022-11-18 19:52:49,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2022-11-18 19:52:49,582 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr [2022-11-18 19:52:49,582 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr [2022-11-18 19:52:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_enable [2022-11-18 19:52:49,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_enable [2022-11-18 19:52:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_destroy [2022-11-18 19:52:49,583 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_destroy [2022-11-18 19:52:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_port [2022-11-18 19:52:49,583 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_port [2022-11-18 19:52:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_device_reset_handler [2022-11-18 19:52:49,584 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_device_reset_handler [2022-11-18 19:52:49,584 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr [2022-11-18 19:52:49,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr [2022-11-18 19:52:49,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_126 [2022-11-18 19:52:49,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_126 [2022-11-18 19:52:49,584 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat [2022-11-18 19:52:49,584 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat [2022-11-18 19:52:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_detect_porttype [2022-11-18 19:52:49,585 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_detect_porttype [2022-11-18 19:52:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host [2022-11-18 19:52:49,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host [2022-11-18 19:52:49,585 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-18 19:52:49,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-18 19:52:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_mask___0 [2022-11-18 19:52:49,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_mask___0 [2022-11-18 19:52:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32___0 [2022-11-18 19:52:49,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32___0 [2022-11-18 19:52:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-18 19:52:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_stp_reset [2022-11-18 19:52:49,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_stp_reset [2022-11-18 19:52:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-11-18 19:52:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-11-18 19:52:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_issue_stop [2022-11-18 19:52:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_issue_stop [2022-11-18 19:52:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 19:52:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-18 19:52:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl [2022-11-18 19:52:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl [2022-11-18 19:52:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-18 19:52:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-18 19:52:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 19:52:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 19:52:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-18 19:52:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-18 19:52:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2022-11-18 19:52:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2022-11-18 19:52:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_data___0 [2022-11-18 19:52:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_data___0 [2022-11-18 19:52:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 19:52:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 19:52:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_tag_clear [2022-11-18 19:52:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_tag_clear [2022-11-18 19:52:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_alloc [2022-11-18 19:52:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_alloc [2022-11-18 19:52:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-18 19:52:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-18 19:52:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2022-11-18 19:52:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2022-11-18 19:52:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-11-18 19:52:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-11-18 19:52:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_sata [2022-11-18 19:52:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_sata [2022-11-18 19:52:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-18 19:52:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-18 19:52:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 19:52:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-18 19:52:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_assign_reg_set [2022-11-18 19:52:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_assign_reg_set [2022-11-18 19:52:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_prd [2022-11-18 19:52:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_prd [2022-11-18 19:52:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_found [2022-11-18 19:52:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_found [2022-11-18 19:52:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_free_reg_set [2022-11-18 19:52:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_free_reg_set [2022-11-18 19:52:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_free_reg_set [2022-11-18 19:52:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_free_reg_set [2022-11-18 19:52:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-18 19:52:49,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-18 19:52:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 19:52:49,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 19:52:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-18 19:52:49,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-18 19:52:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 19:52:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_ioremap [2022-11-18 19:52:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_ioremap [2022-11-18 19:52:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-18 19:52:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-18 19:52:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-18 19:52:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure sas_protocol_ata [2022-11-18 19:52:49,596 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_protocol_ata [2022-11-18 19:52:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 19:52:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_detect_porttype [2022-11-18 19:52:49,596 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_detect_porttype [2022-11-18 19:52:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-18 19:52:49,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-18 19:52:49,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-18 19:52:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-18 19:52:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_command_active [2022-11-18 19:52:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_command_active [2022-11-18 19:52:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-18 19:52:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-18 19:52:49,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 19:52:49,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-18 19:52:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-18 19:52:49,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-18 19:52:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_active_cmds [2022-11-18 19:52:49,598 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_active_cmds [2022-11-18 19:52:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-18 19:52:49,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-18 19:52:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr [2022-11-18 19:52:49,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr [2022-11-18 19:52:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_enable [2022-11-18 19:52:49,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_enable [2022-11-18 19:52:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-18 19:52:49,599 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-18 19:52:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 19:52:49,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-18 19:52:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data [2022-11-18 19:52:49,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data [2022-11-18 19:52:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_rx [2022-11-18 19:52:49,600 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_rx [2022-11-18 19:52:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_query_task [2022-11-18 19:52:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_query_task [2022-11-18 19:52:49,604 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_free [2022-11-18 19:52:49,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_free [2022-11-18 19:52:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-18 19:52:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-18 19:52:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr___0 [2022-11-18 19:52:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr___0 [2022-11-18 19:52:49,605 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full [2022-11-18 19:52:49,605 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full [2022-11-18 19:52:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_srs_irq [2022-11-18 19:52:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_srs_irq [2022-11-18 19:52:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_write_data [2022-11-18 19:52:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_write_data [2022-11-18 19:52:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:52:49,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 19:52:49,606 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_tune_interrupt [2022-11-18 19:52:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_tune_interrupt [2022-11-18 19:52:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:52:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-18 19:52:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_handle_event [2022-11-18 19:52:49,607 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_handle_event [2022-11-18 19:52:49,607 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_formed [2022-11-18 19:52:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_formed [2022-11-18 19:52:49,608 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_init [2022-11-18 19:52:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_init [2022-11-18 19:52:49,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 19:52:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-18 19:52:49,608 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-18 19:52:49,608 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-18 19:52:49,609 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask___0 [2022-11-18 19:52:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask___0 [2022-11-18 19:52:49,609 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_set_link_rate [2022-11-18 19:52:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_set_link_rate [2022-11-18 19:52:49,609 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_iounmap [2022-11-18 19:52:49,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_iounmap [2022-11-18 19:52:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-18 19:52:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 19:52:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 19:52:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2022-11-18 19:52:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2022-11-18 19:52:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:52:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-18 19:52:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2022-11-18 19:52:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2022-11-18 19:52:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_finished [2022-11-18 19:52:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_finished [2022-11-18 19:52:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_oob_done [2022-11-18 19:52:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_oob_done [2022-11-18 19:52:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_bus_reset_handler [2022-11-18 19:52:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_bus_reset_handler [2022-11-18 19:52:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2022-11-18 19:52:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2022-11-18 19:52:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_work_around [2022-11-18 19:52:49,612 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_work_around [2022-11-18 19:52:49,612 INFO L130 BoogieDeclarations]: Found specification of procedure sas_slave_configure [2022-11-18 19:52:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_slave_configure [2022-11-18 19:52:49,613 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-18 19:52:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-18 19:52:49,613 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_iounmap [2022-11-18 19:52:49,613 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_iounmap [2022-11-18 19:52:49,613 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr_status [2022-11-18 19:52:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr_status [2022-11-18 19:52:49,614 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-18 19:52:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-18 19:52:49,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-18 19:52:49,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-18 19:52:49,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 19:52:49,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 19:52:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-18 19:52:49,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-18 19:52:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-18 19:52:49,615 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_issue_stop [2022-11-18 19:52:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_issue_stop [2022-11-18 19:52:49,615 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-18 19:52:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-18 19:52:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 19:52:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-18 19:52:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_disable [2022-11-18 19:52:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_disable [2022-11-18 19:52:49,616 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_dev_info [2022-11-18 19:52:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_dev_info [2022-11-18 19:52:49,617 INFO L130 BoogieDeclarations]: Found specification of procedure sas_ssp_task_response [2022-11-18 19:52:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_ssp_task_response [2022-11-18 19:52:49,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-18 19:52:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-18 19:52:49,617 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_is_phy_ready [2022-11-18 19:52:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_is_phy_ready [2022-11-18 19:52:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data___0 [2022-11-18 19:52:49,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data___0 [2022-11-18 19:52:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_enable [2022-11-18 19:52:49,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_enable [2022-11-18 19:52:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free [2022-11-18 19:52:49,618 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free [2022-11-18 19:52:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_do_release_task [2022-11-18 19:52:49,619 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_do_release_task [2022-11-18 19:52:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-18 19:52:49,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-11-18 19:52:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 19:52:49,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-18 19:52:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone_notify [2022-11-18 19:52:49,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone_notify [2022-11-18 19:52:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_disable [2022-11-18 19:52:49,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_disable [2022-11-18 19:52:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone [2022-11-18 19:52:49,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone [2022-11-18 19:52:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 19:52:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-18 19:52:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-18 19:52:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-18 19:52:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_start [2022-11-18 19:52:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_start [2022-11-18 19:52:49,621 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 19:52:49,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-18 19:52:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:52:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-18 19:52:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 19:52:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-18 19:52:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_make_prd [2022-11-18 19:52:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_make_prd [2022-11-18 19:52:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_size___0 [2022-11-18 19:52:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_size___0 [2022-11-18 19:52:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2022-11-18 19:52:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2022-11-18 19:52:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_init [2022-11-18 19:52:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_init [2022-11-18 19:52:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-18 19:52:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-18 19:52:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32 [2022-11-18 19:52:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32 [2022-11-18 19:52:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-18 19:52:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-18 19:52:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-11-18 19:52:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-11-18 19:52:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 19:52:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-18 19:52:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-18 19:52:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-18 19:52:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port [2022-11-18 19:52:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port [2022-11-18 19:52:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_phyinfo [2022-11-18 19:52:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_phyinfo [2022-11-18 19:52:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_ioremap [2022-11-18 19:52:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_ioremap [2022-11-18 19:52:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_tune_interrupt [2022-11-18 19:52:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_tune_interrupt [2022-11-18 19:52:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 19:52:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 19:52:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data___0 [2022-11-18 19:52:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data___0 [2022-11-18 19:52:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-18 19:52:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-18 19:52:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-18 19:52:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-18 19:52:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_I_T_nexus_reset [2022-11-18 19:52:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_I_T_nexus_reset [2022-11-18 19:52:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 19:52:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_store_interrupt_coalescing [2022-11-18 19:52:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_store_interrupt_coalescing [2022-11-18 19:52:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_deformed [2022-11-18 19:52:49,629 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_deformed [2022-11-18 19:52:51,518 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:52:51,531 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:52:51,764 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 19:53:05,278 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:53:05,320 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:53:05,321 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-18 19:53:05,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:53:05 BoogieIcfgContainer [2022-11-18 19:53:05,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:53:05,332 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:53:05,332 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:53:05,336 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:53:05,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:52:37" (1/3) ... [2022-11-18 19:53:05,337 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1839903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:53:05, skipping insertion in model container [2022-11-18 19:53:05,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:52:48" (2/3) ... [2022-11-18 19:53:05,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1839903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:53:05, skipping insertion in model container [2022-11-18 19:53:05,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:53:05" (3/3) ... [2022-11-18 19:53:05,339 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-11-18 19:53:05,358 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:53:05,358 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2022-11-18 19:53:05,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:53:05,520 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6d9e5bd3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:53:05,520 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-11-18 19:53:05,535 INFO L276 IsEmpty]: Start isEmpty. Operand has 4671 states, 3145 states have (on average 1.3507154213036565) internal successors, (4248), 3321 states have internal predecessors, (4248), 1243 states have call successors, (1243), 254 states have call predecessors, (1243), 253 states have return successors, (1236), 1167 states have call predecessors, (1236), 1236 states have call successors, (1236) [2022-11-18 19:53:05,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-18 19:53:05,546 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:53:05,547 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:53:05,548 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)] === [2022-11-18 19:53:05,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:53:05,553 INFO L85 PathProgramCache]: Analyzing trace with hash -996213331, now seen corresponding path program 1 times [2022-11-18 19:53:05,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:53:05,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028685898] [2022-11-18 19:53:05,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:53:05,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:53:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:53:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:53:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:53:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:53:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:53:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:53:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:53:07,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:53:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:53:07,619 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:53:07,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:53:07,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028685898] [2022-11-18 19:53:07,623 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028685898] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:53:07,623 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:53:07,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:53:07,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386678592] [2022-11-18 19:53:07,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:53:07,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:53:07,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:53:07,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:53:07,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:53:07,684 INFO L87 Difference]: Start difference. First operand has 4671 states, 3145 states have (on average 1.3507154213036565) internal successors, (4248), 3321 states have internal predecessors, (4248), 1243 states have call successors, (1243), 254 states have call predecessors, (1243), 253 states have return successors, (1236), 1167 states have call predecessors, (1236), 1236 states have call successors, (1236) Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 19:53:42,810 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 [] [2022-11-18 19:53:44,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:53:46,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:53:47,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:53:49,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:01,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:54:01,219 INFO L93 Difference]: Finished difference Result 14714 states and 22213 transitions. [2022-11-18 19:54:01,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-18 19:54:01,224 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 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 62 [2022-11-18 19:54:01,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:54:01,324 INFO L225 Difference]: With dead ends: 14714 [2022-11-18 19:54:01,324 INFO L226 Difference]: Without dead ends: 10045 [2022-11-18 19:54:01,380 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2022-11-18 19:54:01,384 INFO L413 NwaCegarLoop]: 2897 mSDtfsCounter, 18839 mSDsluCounter, 8507 mSDsCounter, 0 mSdLazyCounter, 27236 mSolverCounterSat, 13556 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19157 SdHoareTripleChecker+Valid, 11404 SdHoareTripleChecker+Invalid, 40793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 13556 IncrementalHoareTripleChecker+Valid, 27236 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:54:01,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19157 Valid, 11404 Invalid, 40793 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [13556 Valid, 27236 Invalid, 1 Unknown, 0 Unchecked, 51.3s Time] [2022-11-18 19:54:01,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10045 states. [2022-11-18 19:54:02,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10045 to 9163. [2022-11-18 19:54:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9163 states, 6189 states have (on average 1.3216997899499112) internal successors, (8180), 6510 states have internal predecessors, (8180), 2451 states have call successors, (2451), 484 states have call predecessors, (2451), 494 states have return successors, (2574), 2314 states have call predecessors, (2574), 2449 states have call successors, (2574) [2022-11-18 19:54:02,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9163 states to 9163 states and 13205 transitions. [2022-11-18 19:54:02,430 INFO L78 Accepts]: Start accepts. Automaton has 9163 states and 13205 transitions. Word has length 62 [2022-11-18 19:54:02,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:54:02,432 INFO L495 AbstractCegarLoop]: Abstraction has 9163 states and 13205 transitions. [2022-11-18 19:54:02,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-18 19:54:02,434 INFO L276 IsEmpty]: Start isEmpty. Operand 9163 states and 13205 transitions. [2022-11-18 19:54:02,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-18 19:54:02,446 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:54:02,447 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:54:02,447 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:54:02,448 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)] === [2022-11-18 19:54:02,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:54:02,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1110850883, now seen corresponding path program 1 times [2022-11-18 19:54:02,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:54:02,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600636022] [2022-11-18 19:54:02,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:54:02,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:54:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:54:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:54:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:03,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:54:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:54:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:54:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:54:03,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:54:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:54:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:54:03,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:54:03,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600636022] [2022-11-18 19:54:03,605 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600636022] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:54:03,605 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:54:03,605 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:54:03,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066263010] [2022-11-18 19:54:03,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:54:03,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:54:03,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:54:03,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:54:03,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:54:03,611 INFO L87 Difference]: Start difference. First operand 9163 states and 13205 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-18 19:54:24,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:27,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:30,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:54:33,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:54:33,793 INFO L93 Difference]: Finished difference Result 9842 states and 14431 transitions. [2022-11-18 19:54:33,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 19:54:33,793 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 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 68 [2022-11-18 19:54:33,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:54:33,866 INFO L225 Difference]: With dead ends: 9842 [2022-11-18 19:54:33,866 INFO L226 Difference]: Without dead ends: 9840 [2022-11-18 19:54:33,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 19:54:33,877 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 13627 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 13306 mSolverCounterSat, 8580 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13996 SdHoareTripleChecker+Valid, 6286 SdHoareTripleChecker+Invalid, 21888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8580 IncrementalHoareTripleChecker+Valid, 13306 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:54:33,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13996 Valid, 6286 Invalid, 21888 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8580 Valid, 13306 Invalid, 2 Unknown, 0 Unchecked, 29.0s Time] [2022-11-18 19:54:33,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9840 states. [2022-11-18 19:54:34,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9840 to 9161. [2022-11-18 19:54:34,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9161 states, 6188 states have (on average 1.321590174531351) internal successors, (8178), 6508 states have internal predecessors, (8178), 2451 states have call successors, (2451), 484 states have call predecessors, (2451), 494 states have return successors, (2574), 2314 states have call predecessors, (2574), 2449 states have call successors, (2574) [2022-11-18 19:54:34,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9161 states to 9161 states and 13203 transitions. [2022-11-18 19:54:34,901 INFO L78 Accepts]: Start accepts. Automaton has 9161 states and 13203 transitions. Word has length 68 [2022-11-18 19:54:34,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:54:34,904 INFO L495 AbstractCegarLoop]: Abstraction has 9161 states and 13203 transitions. [2022-11-18 19:54:34,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-18 19:54:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 9161 states and 13203 transitions. [2022-11-18 19:54:34,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-18 19:54:34,908 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:54:34,909 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:54:34,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:54:34,909 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)] === [2022-11-18 19:54:34,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:54:34,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1343261838, now seen corresponding path program 1 times [2022-11-18 19:54:34,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:54:34,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131110482] [2022-11-18 19:54:34,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:54:34,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:54:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:54:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:54:35,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:54:35,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:54:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:54:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:54:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:54:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:54:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:54:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:54:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:54:35,987 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:54:35,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:54:35,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131110482] [2022-11-18 19:54:35,987 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131110482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:54:35,988 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:54:35,988 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:54:35,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902863614] [2022-11-18 19:54:35,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:54:35,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:54:35,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:54:35,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:54:35,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:54:35,990 INFO L87 Difference]: Start difference. First operand 9161 states and 13203 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 19:54:57,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:55:00,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:55:00,769 INFO L93 Difference]: Finished difference Result 9840 states and 14429 transitions. [2022-11-18 19:55:00,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 19:55:00,770 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 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 74 [2022-11-18 19:55:00,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:55:00,845 INFO L225 Difference]: With dead ends: 9840 [2022-11-18 19:55:00,845 INFO L226 Difference]: Without dead ends: 9838 [2022-11-18 19:55:00,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 19:55:00,854 INFO L413 NwaCegarLoop]: 1755 mSDtfsCounter, 13628 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 13292 mSolverCounterSat, 8577 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13998 SdHoareTripleChecker+Valid, 6284 SdHoareTripleChecker+Invalid, 21869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8577 IncrementalHoareTripleChecker+Valid, 13292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2022-11-18 19:55:00,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13998 Valid, 6284 Invalid, 21869 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8577 Valid, 13292 Invalid, 0 Unknown, 0 Unchecked, 23.7s Time] [2022-11-18 19:55:00,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9838 states. [2022-11-18 19:55:01,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9838 to 9159. [2022-11-18 19:55:01,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9159 states, 6187 states have (on average 1.321480523678681) internal successors, (8176), 6506 states have internal predecessors, (8176), 2451 states have call successors, (2451), 484 states have call predecessors, (2451), 494 states have return successors, (2574), 2314 states have call predecessors, (2574), 2449 states have call successors, (2574) [2022-11-18 19:55:01,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9159 states to 9159 states and 13201 transitions. [2022-11-18 19:55:01,749 INFO L78 Accepts]: Start accepts. Automaton has 9159 states and 13201 transitions. Word has length 74 [2022-11-18 19:55:01,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:55:01,750 INFO L495 AbstractCegarLoop]: Abstraction has 9159 states and 13201 transitions. [2022-11-18 19:55:01,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-18 19:55:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 9159 states and 13201 transitions. [2022-11-18 19:55:01,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-18 19:55:01,753 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:55:01,753 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:55:01,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:55:01,754 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)] === [2022-11-18 19:55:01,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:55:01,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1983592292, now seen corresponding path program 1 times [2022-11-18 19:55:01,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:55:01,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1775287514] [2022-11-18 19:55:01,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:55:01,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:55:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:55:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:55:02,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:55:02,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:55:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:55:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:55:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:55:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:55:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:55:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:55:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:55:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 19:55:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:02,748 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:55:02,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:55:02,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1775287514] [2022-11-18 19:55:02,749 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1775287514] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:55:02,749 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:55:02,749 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:55:02,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627472943] [2022-11-18 19:55:02,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:55:02,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:55:02,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:55:02,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:55:02,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:55:02,751 INFO L87 Difference]: Start difference. First operand 9159 states and 13201 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 19:55:21,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:55:29,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:55:29,173 INFO L93 Difference]: Finished difference Result 10958 states and 15873 transitions. [2022-11-18 19:55:29,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 19:55:29,175 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 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 80 [2022-11-18 19:55:29,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:55:29,233 INFO L225 Difference]: With dead ends: 10958 [2022-11-18 19:55:29,234 INFO L226 Difference]: Without dead ends: 10956 [2022-11-18 19:55:29,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 19:55:29,243 INFO L413 NwaCegarLoop]: 1761 mSDtfsCounter, 14769 mSDsluCounter, 4531 mSDsCounter, 0 mSdLazyCounter, 14369 mSolverCounterSat, 9381 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15135 SdHoareTripleChecker+Valid, 6292 SdHoareTripleChecker+Invalid, 23751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9381 IncrementalHoareTripleChecker+Valid, 14369 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:55:29,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15135 Valid, 6292 Invalid, 23751 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9381 Valid, 14369 Invalid, 1 Unknown, 0 Unchecked, 25.2s Time] [2022-11-18 19:55:29,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10956 states. [2022-11-18 19:55:30,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10956 to 10240. [2022-11-18 19:55:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10240 states, 6852 states have (on average 1.3140688849970812) internal successors, (9004), 7230 states have internal predecessors, (9004), 2737 states have call successors, (2737), 614 states have call predecessors, (2737), 625 states have return successors, (2861), 2565 states have call predecessors, (2861), 2735 states have call successors, (2861) [2022-11-18 19:55:30,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10240 states to 10240 states and 14602 transitions. [2022-11-18 19:55:30,178 INFO L78 Accepts]: Start accepts. Automaton has 10240 states and 14602 transitions. Word has length 80 [2022-11-18 19:55:30,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:55:30,179 INFO L495 AbstractCegarLoop]: Abstraction has 10240 states and 14602 transitions. [2022-11-18 19:55:30,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-18 19:55:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 10240 states and 14602 transitions. [2022-11-18 19:55:30,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-18 19:55:30,181 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:55:30,181 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:55:30,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 19:55:30,182 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)] === [2022-11-18 19:55:30,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:55:30,183 INFO L85 PathProgramCache]: Analyzing trace with hash 2121635716, now seen corresponding path program 1 times [2022-11-18 19:55:30,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:55:30,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57372053] [2022-11-18 19:55:30,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:55:30,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:55:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:55:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:55:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:55:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:55:30,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:55:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:55:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:55:30,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:55:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:30,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:55:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:31,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:55:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:31,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:55:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:31,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 19:55:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:31,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 19:55:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:31,102 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:55:31,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:55:31,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57372053] [2022-11-18 19:55:31,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57372053] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:55:31,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:55:31,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:55:31,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816680369] [2022-11-18 19:55:31,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:55:31,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:55:31,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:55:31,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:55:31,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:55:31,104 INFO L87 Difference]: Start difference. First operand 10240 states and 14602 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 19:55:48,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:55:50,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:55:52,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:55:55,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:55:55,740 INFO L93 Difference]: Finished difference Result 10949 states and 15865 transitions. [2022-11-18 19:55:55,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 19:55:55,740 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 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 86 [2022-11-18 19:55:55,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:55:55,793 INFO L225 Difference]: With dead ends: 10949 [2022-11-18 19:55:55,794 INFO L226 Difference]: Without dead ends: 10947 [2022-11-18 19:55:55,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 19:55:55,802 INFO L413 NwaCegarLoop]: 1759 mSDtfsCounter, 13615 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 13292 mSolverCounterSat, 8583 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13979 SdHoareTripleChecker+Valid, 6288 SdHoareTripleChecker+Invalid, 21875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8583 IncrementalHoareTripleChecker+Valid, 13292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.5s IncrementalHoareTripleChecker+Time [2022-11-18 19:55:55,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13979 Valid, 6288 Invalid, 21875 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8583 Valid, 13292 Invalid, 0 Unknown, 0 Unchecked, 23.5s Time] [2022-11-18 19:55:55,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10947 states. [2022-11-18 19:55:56,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10947 to 10238. [2022-11-18 19:55:56,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10238 states, 6851 states have (on average 1.3139687636841337) internal successors, (9002), 7228 states have internal predecessors, (9002), 2737 states have call successors, (2737), 614 states have call predecessors, (2737), 625 states have return successors, (2861), 2565 states have call predecessors, (2861), 2735 states have call successors, (2861) [2022-11-18 19:55:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10238 states to 10238 states and 14600 transitions. [2022-11-18 19:55:56,766 INFO L78 Accepts]: Start accepts. Automaton has 10238 states and 14600 transitions. Word has length 86 [2022-11-18 19:55:56,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:55:56,766 INFO L495 AbstractCegarLoop]: Abstraction has 10238 states and 14600 transitions. [2022-11-18 19:55:56,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-18 19:55:56,767 INFO L276 IsEmpty]: Start isEmpty. Operand 10238 states and 14600 transitions. [2022-11-18 19:55:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-18 19:55:56,774 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:55:56,774 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 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] [2022-11-18 19:55:56,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-18 19:55:56,774 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)] === [2022-11-18 19:55:56,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:55:56,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1021193910, now seen corresponding path program 1 times [2022-11-18 19:55:56,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:55:56,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014764720] [2022-11-18 19:55:56,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:55:56,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:55:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:55:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:55:57,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:55:57,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:55:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:55:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:55:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:55:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:55:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:55:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:57,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-18 19:55:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:58,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-18 19:55:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:58,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:55:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:58,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:55:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:58,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:55:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:58,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 19:55:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:55:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-18 19:55:58,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:55:58,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014764720] [2022-11-18 19:55:58,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014764720] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:55:58,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:55:58,109 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 19:55:58,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793133781] [2022-11-18 19:55:58,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:55:58,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:55:58,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:55:58,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:55:58,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:55:58,111 INFO L87 Difference]: Start difference. First operand 10238 states and 14600 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 19:56:31,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:56:45,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:56:45,625 INFO L93 Difference]: Finished difference Result 19984 states and 29702 transitions. [2022-11-18 19:56:45,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-18 19:56:45,625 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 6 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 102 [2022-11-18 19:56:45,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:56:45,759 INFO L225 Difference]: With dead ends: 19984 [2022-11-18 19:56:45,759 INFO L226 Difference]: Without dead ends: 19982 [2022-11-18 19:56:45,774 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=124, Invalid=256, Unknown=0, NotChecked=0, Total=380 [2022-11-18 19:56:45,775 INFO L413 NwaCegarLoop]: 2157 mSDtfsCounter, 20197 mSDsluCounter, 7331 mSDsCounter, 0 mSdLazyCounter, 31040 mSolverCounterSat, 14276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20510 SdHoareTripleChecker+Valid, 9488 SdHoareTripleChecker+Invalid, 45316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 14276 IncrementalHoareTripleChecker+Valid, 31040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:56:45,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20510 Valid, 9488 Invalid, 45316 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [14276 Valid, 31040 Invalid, 0 Unknown, 0 Unchecked, 45.2s Time] [2022-11-18 19:56:45,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19982 states. [2022-11-18 19:56:47,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19982 to 18720. [2022-11-18 19:56:47,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18720 states, 12605 states have (on average 1.3190797302657675) internal successors, (16627), 13282 states have internal predecessors, (16627), 4983 states have call successors, (4983), 1073 states have call predecessors, (4983), 1107 states have return successors, (5703), 4665 states have call predecessors, (5703), 4981 states have call successors, (5703) [2022-11-18 19:56:47,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18720 states to 18720 states and 27313 transitions. [2022-11-18 19:56:47,541 INFO L78 Accepts]: Start accepts. Automaton has 18720 states and 27313 transitions. Word has length 102 [2022-11-18 19:56:47,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:56:47,542 INFO L495 AbstractCegarLoop]: Abstraction has 18720 states and 27313 transitions. [2022-11-18 19:56:47,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 19:56:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 18720 states and 27313 transitions. [2022-11-18 19:56:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-18 19:56:47,545 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:56:47,545 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:56:47,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-18 19:56:47,546 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)] === [2022-11-18 19:56:47,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:56:47,546 INFO L85 PathProgramCache]: Analyzing trace with hash -350903962, now seen corresponding path program 1 times [2022-11-18 19:56:47,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:56:47,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261403521] [2022-11-18 19:56:47,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:56:47,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:56:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:56:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:56:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:56:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:56:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:56:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:56:48,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:56:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:56:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:56:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:56:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 19:56:48,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 19:56:48,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 19:56:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:56:48,634 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:56:48,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:56:48,634 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261403521] [2022-11-18 19:56:48,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261403521] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:56:48,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:56:48,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:56:48,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915709534] [2022-11-18 19:56:48,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:56:48,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:56:48,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:56:48,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:56:48,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:56:48,637 INFO L87 Difference]: Start difference. First operand 18720 states and 27313 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-18 19:57:08,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:57:12,331 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 [] [2022-11-18 19:57:15,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:57:15,420 INFO L93 Difference]: Finished difference Result 19778 states and 29483 transitions. [2022-11-18 19:57:15,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 19:57:15,421 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 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 92 [2022-11-18 19:57:15,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:57:15,541 INFO L225 Difference]: With dead ends: 19778 [2022-11-18 19:57:15,541 INFO L226 Difference]: Without dead ends: 19776 [2022-11-18 19:57:15,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 19:57:15,556 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 13616 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 13283 mSolverCounterSat, 8570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13981 SdHoareTripleChecker+Valid, 6286 SdHoareTripleChecker+Invalid, 21853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8570 IncrementalHoareTripleChecker+Valid, 13283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2022-11-18 19:57:15,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13981 Valid, 6286 Invalid, 21853 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8570 Valid, 13283 Invalid, 0 Unknown, 0 Unchecked, 24.9s Time] [2022-11-18 19:57:15,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19776 states. [2022-11-18 19:57:17,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19776 to 18718. [2022-11-18 19:57:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18718 states, 12604 states have (on average 1.3190257061250397) internal successors, (16625), 13280 states have internal predecessors, (16625), 4983 states have call successors, (4983), 1073 states have call predecessors, (4983), 1107 states have return successors, (5703), 4665 states have call predecessors, (5703), 4981 states have call successors, (5703) [2022-11-18 19:57:17,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18718 states to 18718 states and 27311 transitions. [2022-11-18 19:57:17,359 INFO L78 Accepts]: Start accepts. Automaton has 18718 states and 27311 transitions. Word has length 92 [2022-11-18 19:57:17,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:57:17,359 INFO L495 AbstractCegarLoop]: Abstraction has 18718 states and 27311 transitions. [2022-11-18 19:57:17,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-18 19:57:17,360 INFO L276 IsEmpty]: Start isEmpty. Operand 18718 states and 27311 transitions. [2022-11-18 19:57:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-18 19:57:17,362 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:57:17,362 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:57:17,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-18 19:57:17,363 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)] === [2022-11-18 19:57:17,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:57:17,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1997912359, now seen corresponding path program 1 times [2022-11-18 19:57:17,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:57:17,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138847190] [2022-11-18 19:57:17,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:57:17,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:57:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:57:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:57:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:57:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:57:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:57:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:57:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:57:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:57:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:57:18,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 19:57:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 19:57:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 19:57:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:57:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:57:18,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:57:18,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138847190] [2022-11-18 19:57:18,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138847190] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:57:18,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:57:18,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:57:18,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900459384] [2022-11-18 19:57:18,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:57:18,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:57:18,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:57:18,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:57:18,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:57:18,399 INFO L87 Difference]: Start difference. First operand 18718 states and 27311 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 19:57:37,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:57:42,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:57:45,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:57:45,740 INFO L93 Difference]: Finished difference Result 19783 states and 29489 transitions. [2022-11-18 19:57:45,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 19:57:45,740 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 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 98 [2022-11-18 19:57:45,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:57:45,851 INFO L225 Difference]: With dead ends: 19783 [2022-11-18 19:57:45,851 INFO L226 Difference]: Without dead ends: 19781 [2022-11-18 19:57:45,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 19:57:45,867 INFO L413 NwaCegarLoop]: 1762 mSDtfsCounter, 14724 mSDsluCounter, 4531 mSDsCounter, 0 mSdLazyCounter, 14382 mSolverCounterSat, 9368 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15086 SdHoareTripleChecker+Valid, 6293 SdHoareTripleChecker+Invalid, 23751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9368 IncrementalHoareTripleChecker+Valid, 14382 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:57:45,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15086 Valid, 6293 Invalid, 23751 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9368 Valid, 14382 Invalid, 1 Unknown, 0 Unchecked, 25.1s Time] [2022-11-18 19:57:45,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19781 states. [2022-11-18 19:57:47,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19781 to 18716. [2022-11-18 19:57:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18716 states, 12603 states have (on average 1.3189716734110926) internal successors, (16623), 13278 states have internal predecessors, (16623), 4983 states have call successors, (4983), 1073 states have call predecessors, (4983), 1107 states have return successors, (5703), 4665 states have call predecessors, (5703), 4981 states have call successors, (5703) [2022-11-18 19:57:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18716 states to 18716 states and 27309 transitions. [2022-11-18 19:57:47,570 INFO L78 Accepts]: Start accepts. Automaton has 18716 states and 27309 transitions. Word has length 98 [2022-11-18 19:57:47,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:57:47,570 INFO L495 AbstractCegarLoop]: Abstraction has 18716 states and 27309 transitions. [2022-11-18 19:57:47,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 19:57:47,570 INFO L276 IsEmpty]: Start isEmpty. Operand 18716 states and 27309 transitions. [2022-11-18 19:57:47,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-18 19:57:47,572 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:57:47,572 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 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] [2022-11-18 19:57:47,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-18 19:57:47,573 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)] === [2022-11-18 19:57:47,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:57:47,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1944874905, now seen corresponding path program 1 times [2022-11-18 19:57:47,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:57:47,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777782971] [2022-11-18 19:57:47,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:57:47,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:57:47,728 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 19:57:47,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2076164018] [2022-11-18 19:57:47,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:57:47,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 19:57:47,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:57:47,750 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 19:57:47,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-18 19:57:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:49,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 3630 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 19:57:49,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:57:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-18 19:57:49,949 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:57:49,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:57:49,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777782971] [2022-11-18 19:57:49,950 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 19:57:49,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076164018] [2022-11-18 19:57:49,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076164018] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:57:49,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:57:49,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 19:57:49,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722254165] [2022-11-18 19:57:49,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:57:49,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 19:57:49,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:57:49,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 19:57:49,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:57:49,954 INFO L87 Difference]: Start difference. First operand 18716 states and 27309 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-11-18 19:57:51,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:57:51,385 INFO L93 Difference]: Finished difference Result 37433 states and 55317 transitions. [2022-11-18 19:57:51,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 19:57:51,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 112 [2022-11-18 19:57:51,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:57:51,502 INFO L225 Difference]: With dead ends: 37433 [2022-11-18 19:57:51,503 INFO L226 Difference]: Without dead ends: 18742 [2022-11-18 19:57:51,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 19:57:51,647 INFO L413 NwaCegarLoop]: 6575 mSDtfsCounter, 8 mSDsluCounter, 6567 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 13142 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:57:51,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 13142 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:57:51,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18742 states. [2022-11-18 19:57:53,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18742 to 18742. [2022-11-18 19:57:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18742 states, 12621 states have (on average 1.3186752238332937) internal successors, (16643), 13298 states have internal predecessors, (16643), 4987 states have call successors, (4987), 1073 states have call predecessors, (4987), 1111 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-11-18 19:57:53,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18742 states to 18742 states and 27349 transitions. [2022-11-18 19:57:53,653 INFO L78 Accepts]: Start accepts. Automaton has 18742 states and 27349 transitions. Word has length 112 [2022-11-18 19:57:53,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:57:53,654 INFO L495 AbstractCegarLoop]: Abstraction has 18742 states and 27349 transitions. [2022-11-18 19:57:53,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-11-18 19:57:53,655 INFO L276 IsEmpty]: Start isEmpty. Operand 18742 states and 27349 transitions. [2022-11-18 19:57:53,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-18 19:57:53,661 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:57:53,662 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 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] [2022-11-18 19:57:53,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-18 19:57:53,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-11-18 19:57:53,875 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)] === [2022-11-18 19:57:53,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:57:53,876 INFO L85 PathProgramCache]: Analyzing trace with hash -2033857757, now seen corresponding path program 1 times [2022-11-18 19:57:53,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:57:53,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948187244] [2022-11-18 19:57:53,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:57:53,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:57:54,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:57:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:57:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:57:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:57:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:57:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:57:55,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:57:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-18 19:57:55,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-18 19:57:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:57:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:57:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:57:55,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 19:57:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:57:55,458 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-18 19:57:55,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:57:55,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948187244] [2022-11-18 19:57:55,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948187244] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:57:55,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:57:55,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-18 19:57:55,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047019880] [2022-11-18 19:57:55,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:57:55,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:57:55,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:57:55,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:57:55,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-18 19:57:55,461 INFO L87 Difference]: Start difference. First operand 18742 states and 27349 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 19:58:20,538 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 [] [2022-11-18 19:58:22,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:58:26,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:58:31,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:58:31,010 INFO L93 Difference]: Finished difference Result 19874 states and 29585 transitions. [2022-11-18 19:58:31,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-18 19:58:31,011 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 6 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 110 [2022-11-18 19:58:31,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:58:31,112 INFO L225 Difference]: With dead ends: 19874 [2022-11-18 19:58:31,113 INFO L226 Difference]: Without dead ends: 19872 [2022-11-18 19:58:31,122 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2022-11-18 19:58:31,123 INFO L413 NwaCegarLoop]: 1759 mSDtfsCounter, 13566 mSDsluCounter, 5930 mSDsCounter, 0 mSdLazyCounter, 18714 mSolverCounterSat, 8590 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13885 SdHoareTripleChecker+Valid, 7689 SdHoareTripleChecker+Invalid, 27305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8590 IncrementalHoareTripleChecker+Valid, 18714 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.8s IncrementalHoareTripleChecker+Time [2022-11-18 19:58:31,123 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13885 Valid, 7689 Invalid, 27305 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8590 Valid, 18714 Invalid, 1 Unknown, 0 Unchecked, 32.8s Time] [2022-11-18 19:58:31,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19872 states. [2022-11-18 19:58:32,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19872 to 18812. [2022-11-18 19:58:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18812 states, 12673 states have (on average 1.3175254478024145) internal successors, (16697), 13350 states have internal predecessors, (16697), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-11-18 19:58:32,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18812 states to 18812 states and 27403 transitions. [2022-11-18 19:58:32,739 INFO L78 Accepts]: Start accepts. Automaton has 18812 states and 27403 transitions. Word has length 110 [2022-11-18 19:58:32,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:58:32,740 INFO L495 AbstractCegarLoop]: Abstraction has 18812 states and 27403 transitions. [2022-11-18 19:58:32,740 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 6 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 19:58:32,740 INFO L276 IsEmpty]: Start isEmpty. Operand 18812 states and 27403 transitions. [2022-11-18 19:58:32,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-18 19:58:32,743 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:58:32,744 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:58:32,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-18 19:58:32,744 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)] === [2022-11-18 19:58:32,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:58:32,745 INFO L85 PathProgramCache]: Analyzing trace with hash -746679462, now seen corresponding path program 1 times [2022-11-18 19:58:32,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:58:32,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318580761] [2022-11-18 19:58:32,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:58:32,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:58:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:58:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:58:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:33,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:58:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:58:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:58:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:58:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:58:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:58:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:58:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:58:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 19:58:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 19:58:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 19:58:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:58:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 19:58:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:58:33,918 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:58:33,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:58:33,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318580761] [2022-11-18 19:58:33,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318580761] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:58:33,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:58:33,919 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:58:33,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442787842] [2022-11-18 19:58:33,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:58:33,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:58:33,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:58:33,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:58:33,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:58:33,922 INFO L87 Difference]: Start difference. First operand 18812 states and 27403 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 19:58:57,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:03,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:07,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:59:07,593 INFO L93 Difference]: Finished difference Result 19875 states and 29584 transitions. [2022-11-18 19:59:07,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 19:59:07,593 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 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 104 [2022-11-18 19:59:07,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:59:07,674 INFO L225 Difference]: With dead ends: 19875 [2022-11-18 19:59:07,674 INFO L226 Difference]: Without dead ends: 19873 [2022-11-18 19:59:07,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 19:59:07,687 INFO L413 NwaCegarLoop]: 1758 mSDtfsCounter, 14696 mSDsluCounter, 4531 mSDsCounter, 0 mSdLazyCounter, 14369 mSolverCounterSat, 9361 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15061 SdHoareTripleChecker+Valid, 6289 SdHoareTripleChecker+Invalid, 23732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9361 IncrementalHoareTripleChecker+Valid, 14369 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2022-11-18 19:59:07,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15061 Valid, 6289 Invalid, 23732 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9361 Valid, 14369 Invalid, 2 Unknown, 0 Unchecked, 30.8s Time] [2022-11-18 19:59:07,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19873 states. [2022-11-18 19:59:09,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19873 to 18810. [2022-11-18 19:59:09,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18810 states, 12672 states have (on average 1.3174715909090908) internal successors, (16695), 13348 states have internal predecessors, (16695), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-11-18 19:59:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18810 states to 18810 states and 27401 transitions. [2022-11-18 19:59:09,466 INFO L78 Accepts]: Start accepts. Automaton has 18810 states and 27401 transitions. Word has length 104 [2022-11-18 19:59:09,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:59:09,466 INFO L495 AbstractCegarLoop]: Abstraction has 18810 states and 27401 transitions. [2022-11-18 19:59:09,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 19:59:09,467 INFO L276 IsEmpty]: Start isEmpty. Operand 18810 states and 27401 transitions. [2022-11-18 19:59:09,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-18 19:59:09,470 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:59:09,470 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:59:09,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-18 19:59:09,470 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)] === [2022-11-18 19:59:09,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:59:09,471 INFO L85 PathProgramCache]: Analyzing trace with hash -299168067, now seen corresponding path program 1 times [2022-11-18 19:59:09,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:59:09,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394103140] [2022-11-18 19:59:09,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:59:09,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:59:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:59:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:59:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 19:59:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 19:59:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 19:59:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:10,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 19:59:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 19:59:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 19:59:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 19:59:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 19:59:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 19:59:10,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 19:59:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 19:59:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 19:59:10,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 19:59:10,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:59:10,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394103140] [2022-11-18 19:59:10,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394103140] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:59:10,653 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:59:10,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 19:59:10,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288850166] [2022-11-18 19:59:10,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:59:10,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 19:59:10,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:59:10,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 19:59:10,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 19:59:10,655 INFO L87 Difference]: Start difference. First operand 18810 states and 27401 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 19:59:34,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:40,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 19:59:44,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:59:44,042 INFO L93 Difference]: Finished difference Result 19873 states and 29582 transitions. [2022-11-18 19:59:44,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 19:59:44,042 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 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 106 [2022-11-18 19:59:44,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:59:44,129 INFO L225 Difference]: With dead ends: 19873 [2022-11-18 19:59:44,130 INFO L226 Difference]: Without dead ends: 19871 [2022-11-18 19:59:44,139 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 19:59:44,139 INFO L413 NwaCegarLoop]: 1762 mSDtfsCounter, 14676 mSDsluCounter, 4531 mSDsCounter, 0 mSdLazyCounter, 14384 mSolverCounterSat, 9366 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15037 SdHoareTripleChecker+Valid, 6293 SdHoareTripleChecker+Invalid, 23751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9366 IncrementalHoareTripleChecker+Valid, 14384 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:59:44,140 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15037 Valid, 6293 Invalid, 23751 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9366 Valid, 14384 Invalid, 1 Unknown, 0 Unchecked, 30.3s Time] [2022-11-18 19:59:44,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19871 states. [2022-11-18 19:59:45,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19871 to 18808. [2022-11-18 19:59:45,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18808 states, 12671 states have (on average 1.3174177255149555) internal successors, (16693), 13346 states have internal predecessors, (16693), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-11-18 19:59:45,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18808 states to 18808 states and 27399 transitions. [2022-11-18 19:59:45,852 INFO L78 Accepts]: Start accepts. Automaton has 18808 states and 27399 transitions. Word has length 106 [2022-11-18 19:59:45,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:59:45,853 INFO L495 AbstractCegarLoop]: Abstraction has 18808 states and 27399 transitions. [2022-11-18 19:59:45,853 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 19:59:45,853 INFO L276 IsEmpty]: Start isEmpty. Operand 18808 states and 27399 transitions. [2022-11-18 19:59:45,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-18 19:59:45,856 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:59:45,856 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 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, 1, 1, 1, 1] [2022-11-18 19:59:45,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-18 19:59:45,857 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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)] === [2022-11-18 19:59:45,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:59:45,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1299762164, now seen corresponding path program 1 times [2022-11-18 19:59:45,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:59:45,858 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009136027] [2022-11-18 19:59:45,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:59:45,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:59:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 19:59:46,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 19:59:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:46,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-18 19:59:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 19:59:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 19:59:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:59:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-18 19:59:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:59:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 19:59:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 19:59:46,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 19:59:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 19:59:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 19:59:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-18 19:59:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 19:59:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 19:59:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:59:46,962 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-11-18 19:59:46,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:59:46,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009136027] [2022-11-18 19:59:46,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009136027] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:59:46,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:59:46,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 19:59:46,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566529562] [2022-11-18 19:59:46,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:59:46,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-18 19:59:46,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:59:46,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 19:59:46,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 19:59:46,965 INFO L87 Difference]: Start difference. First operand 18808 states and 27399 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 20:00:06,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:10,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:13,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:00:13,229 INFO L93 Difference]: Finished difference Result 38639 states and 56929 transitions. [2022-11-18 20:00:13,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-18 20:00:13,230 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 127 [2022-11-18 20:00:13,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:00:13,319 INFO L225 Difference]: With dead ends: 38639 [2022-11-18 20:00:13,319 INFO L226 Difference]: Without dead ends: 19856 [2022-11-18 20:00:13,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:00:13,412 INFO L413 NwaCegarLoop]: 1401 mSDtfsCounter, 13580 mSDsluCounter, 3128 mSDsCounter, 0 mSdLazyCounter, 8301 mSolverCounterSat, 8566 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13952 SdHoareTripleChecker+Valid, 4529 SdHoareTripleChecker+Invalid, 16867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8566 IncrementalHoareTripleChecker+Valid, 8301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:00:13,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13952 Valid, 4529 Invalid, 16867 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8566 Valid, 8301 Invalid, 0 Unknown, 0 Unchecked, 23.1s Time] [2022-11-18 20:00:13,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19856 states. [2022-11-18 20:00:15,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19856 to 18798. [2022-11-18 20:00:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18798 states, 12662 states have (on average 1.3170115305638919) internal successors, (16676), 13336 states have internal predecessors, (16676), 4987 states have call successors, (4987), 1091 states have call predecessors, (4987), 1129 states have return successors, (5719), 4671 states have call predecessors, (5719), 4985 states have call successors, (5719) [2022-11-18 20:00:15,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18798 states to 18798 states and 27382 transitions. [2022-11-18 20:00:15,454 INFO L78 Accepts]: Start accepts. Automaton has 18798 states and 27382 transitions. Word has length 127 [2022-11-18 20:00:15,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:00:15,454 INFO L495 AbstractCegarLoop]: Abstraction has 18798 states and 27382 transitions. [2022-11-18 20:00:15,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-18 20:00:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 18798 states and 27382 transitions. [2022-11-18 20:00:15,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-18 20:00:15,458 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:00:15,458 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 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] [2022-11-18 20:00:15,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-18 20:00:15,459 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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)] === [2022-11-18 20:00:15,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:15,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1675321048, now seen corresponding path program 1 times [2022-11-18 20:00:15,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:15,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956238792] [2022-11-18 20:00:15,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:15,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:15,639 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:00:15,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [577345230] [2022-11-18 20:00:15,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:15,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:00:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:00:15,647 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:00:15,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-18 20:00:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:18,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 3628 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-18 20:00:18,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:00:18,124 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-18 20:00:18,124 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:00:18,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:18,124 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956238792] [2022-11-18 20:00:18,124 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 20:00:18,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577345230] [2022-11-18 20:00:18,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577345230] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:18,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:18,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:00:18,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204293357] [2022-11-18 20:00:18,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:18,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:00:18,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:18,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:00:18,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:00:18,127 INFO L87 Difference]: Start difference. First operand 18798 states and 27382 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2022-11-18 20:00:19,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:00:19,923 INFO L93 Difference]: Finished difference Result 37623 states and 54838 transitions. [2022-11-18 20:00:19,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:00:19,924 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 118 [2022-11-18 20:00:19,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:00:20,015 INFO L225 Difference]: With dead ends: 37623 [2022-11-18 20:00:20,015 INFO L226 Difference]: Without dead ends: 18850 [2022-11-18 20:00:20,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:00:20,085 INFO L413 NwaCegarLoop]: 6563 mSDtfsCounter, 25 mSDsluCounter, 6555 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 13118 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:00:20,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 13118 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:00:20,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18850 states. [2022-11-18 20:00:21,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18850 to 18850. [2022-11-18 20:00:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18850 states, 12706 states have (on average 1.3171729891389894) internal successors, (16736), 13378 states have internal predecessors, (16736), 4993 states have call successors, (4993), 1091 states have call predecessors, (4993), 1131 states have return successors, (5729), 4679 states have call predecessors, (5729), 4991 states have call successors, (5729) [2022-11-18 20:00:21,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18850 states to 18850 states and 27458 transitions. [2022-11-18 20:00:21,930 INFO L78 Accepts]: Start accepts. Automaton has 18850 states and 27458 transitions. Word has length 118 [2022-11-18 20:00:21,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:00:21,931 INFO L495 AbstractCegarLoop]: Abstraction has 18850 states and 27458 transitions. [2022-11-18 20:00:21,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2022-11-18 20:00:21,931 INFO L276 IsEmpty]: Start isEmpty. Operand 18850 states and 27458 transitions. [2022-11-18 20:00:21,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-18 20:00:21,935 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:00:21,935 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:00:21,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:00:22,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-18 20:00:22,155 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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)] === [2022-11-18 20:00:22,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:22,155 INFO L85 PathProgramCache]: Analyzing trace with hash -40474474, now seen corresponding path program 1 times [2022-11-18 20:00:22,155 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:22,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548768246] [2022-11-18 20:00:22,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:22,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:00:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:00:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:00:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:00:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:00:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:00:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:00:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:22,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:00:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:00:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:00:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:00:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 20:00:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 20:00:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:00:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 20:00:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:00:23,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:00:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 20:00:23,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:00:23,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548768246] [2022-11-18 20:00:23,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548768246] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:00:23,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:00:23,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:00:23,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84275590] [2022-11-18 20:00:23,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:00:23,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:00:23,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:00:23,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:00:23,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:00:23,199 INFO L87 Difference]: Start difference. First operand 18850 states and 27458 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 20:00:47,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:51,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:00:54,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:00:54,851 INFO L93 Difference]: Finished difference Result 19908 states and 29632 transitions. [2022-11-18 20:00:54,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:00:54,852 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 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 112 [2022-11-18 20:00:54,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:00:54,930 INFO L225 Difference]: With dead ends: 19908 [2022-11-18 20:00:54,931 INFO L226 Difference]: Without dead ends: 19906 [2022-11-18 20:00:54,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:00:54,943 INFO L413 NwaCegarLoop]: 1760 mSDtfsCounter, 13507 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 13316 mSolverCounterSat, 8553 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13866 SdHoareTripleChecker+Valid, 6289 SdHoareTripleChecker+Invalid, 21870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8553 IncrementalHoareTripleChecker+Valid, 13316 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.2s IncrementalHoareTripleChecker+Time [2022-11-18 20:00:54,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13866 Valid, 6289 Invalid, 21870 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8553 Valid, 13316 Invalid, 1 Unknown, 0 Unchecked, 28.2s Time] [2022-11-18 20:00:54,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19906 states. [2022-11-18 20:00:57,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19906 to 18848. [2022-11-18 20:00:57,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18848 states, 12705 states have (on average 1.3171192443919717) internal successors, (16734), 13376 states have internal predecessors, (16734), 4993 states have call successors, (4993), 1091 states have call predecessors, (4993), 1131 states have return successors, (5729), 4679 states have call predecessors, (5729), 4991 states have call successors, (5729) [2022-11-18 20:00:57,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18848 states to 18848 states and 27456 transitions. [2022-11-18 20:00:57,598 INFO L78 Accepts]: Start accepts. Automaton has 18848 states and 27456 transitions. Word has length 112 [2022-11-18 20:00:57,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:00:57,599 INFO L495 AbstractCegarLoop]: Abstraction has 18848 states and 27456 transitions. [2022-11-18 20:00:57,599 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 20:00:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 18848 states and 27456 transitions. [2022-11-18 20:00:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-18 20:00:57,605 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:00:57,605 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:00:57,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-18 20:00:57,606 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)] === [2022-11-18 20:00:57,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:00:57,606 INFO L85 PathProgramCache]: Analyzing trace with hash 171949231, now seen corresponding path program 1 times [2022-11-18 20:00:57,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:00:57,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480806462] [2022-11-18 20:00:57,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:57,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:00:57,779 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-18 20:00:57,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1007945124] [2022-11-18 20:00:57,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:00:57,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:00:57,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:00:57,781 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:00:57,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-18 20:01:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:00,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 3677 conjuncts, 31 conjunts are in the unsatisfiable core [2022-11-18 20:01:00,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:01:00,490 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-18 20:01:00,490 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:01:00,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:00,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480806462] [2022-11-18 20:01:00,491 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-18 20:01:00,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007945124] [2022-11-18 20:01:00,491 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007945124] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:00,491 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:00,491 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-18 20:01:00,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807589666] [2022-11-18 20:01:00,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:00,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-18 20:01:00,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:00,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-18 20:01:00,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:01:00,493 INFO L87 Difference]: Start difference. First operand 18848 states and 27456 transitions. Second operand has 11 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 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) [2022-11-18 20:01:07,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:01:07,413 INFO L93 Difference]: Finished difference Result 40861 states and 60498 transitions. [2022-11-18 20:01:07,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-18 20:01:07,413 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 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 131 [2022-11-18 20:01:07,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:01:07,491 INFO L225 Difference]: With dead ends: 40861 [2022-11-18 20:01:07,491 INFO L226 Difference]: Without dead ends: 22038 [2022-11-18 20:01:07,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2022-11-18 20:01:07,551 INFO L413 NwaCegarLoop]: 12383 mSDtfsCounter, 10259 mSDsluCounter, 104428 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 1990 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10260 SdHoareTripleChecker+Valid, 116811 SdHoareTripleChecker+Invalid, 3049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1990 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-18 20:01:07,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10260 Valid, 116811 Invalid, 3049 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1990 Valid, 1059 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-18 20:01:07,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22038 states. [2022-11-18 20:01:09,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22038 to 18922. [2022-11-18 20:01:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18922 states, 12761 states have (on average 1.316981427787791) internal successors, (16806), 13436 states have internal predecessors, (16806), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1135 states have return successors, (5733), 4691 states have call predecessors, (5733), 5005 states have call successors, (5733) [2022-11-18 20:01:09,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18922 states to 18922 states and 27546 transitions. [2022-11-18 20:01:09,531 INFO L78 Accepts]: Start accepts. Automaton has 18922 states and 27546 transitions. Word has length 131 [2022-11-18 20:01:09,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:01:09,532 INFO L495 AbstractCegarLoop]: Abstraction has 18922 states and 27546 transitions. [2022-11-18 20:01:09,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 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) [2022-11-18 20:01:09,532 INFO L276 IsEmpty]: Start isEmpty. Operand 18922 states and 27546 transitions. [2022-11-18 20:01:09,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-18 20:01:09,537 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:01:09,538 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:09,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-18 20:01:09,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:01:09,751 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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)] === [2022-11-18 20:01:09,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:09,752 INFO L85 PathProgramCache]: Analyzing trace with hash -557564440, now seen corresponding path program 1 times [2022-11-18 20:01:09,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:09,752 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129316985] [2022-11-18 20:01:09,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:09,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:09,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:01:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:01:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-11-18 20:01:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-18 20:01:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-18 20:01:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 20:01:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-18 20:01:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:10,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 20:01:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-18 20:01:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:10,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 20:01:10,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2022-11-18 20:01:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:10,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-18 20:01:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:11,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2022-11-18 20:01:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:11,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-18 20:01:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:11,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-18 20:01:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:11,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:01:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:11,244 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2022-11-18 20:01:11,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:11,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129316985] [2022-11-18 20:01:11,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129316985] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:01:11,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136862542] [2022-11-18 20:01:11,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:11,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:01:11,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:01:11,247 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:01:11,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-18 20:01:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:13,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 3783 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-18 20:01:13,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:01:13,541 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-11-18 20:01:13,541 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:01:13,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136862542] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:13,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:01:13,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2022-11-18 20:01:13,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846928057] [2022-11-18 20:01:13,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:13,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-18 20:01:13,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:13,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:01:13,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:01:13,544 INFO L87 Difference]: Start difference. First operand 18922 states and 27546 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 20:01:15,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:01:15,832 INFO L93 Difference]: Finished difference Result 37809 states and 55049 transitions. [2022-11-18 20:01:15,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:01:15,832 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 136 [2022-11-18 20:01:15,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:01:15,910 INFO L225 Difference]: With dead ends: 37809 [2022-11-18 20:01:15,910 INFO L226 Difference]: Without dead ends: 18912 [2022-11-18 20:01:15,975 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2022-11-18 20:01:15,976 INFO L413 NwaCegarLoop]: 6552 mSDtfsCounter, 6529 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6529 SdHoareTripleChecker+Valid, 6552 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:01:15,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6529 Valid, 6552 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:01:15,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18912 states. [2022-11-18 20:01:18,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18912 to 18912. [2022-11-18 20:01:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18912 states, 12752 states have (on average 1.316577791718946) internal successors, (16789), 13426 states have internal predecessors, (16789), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1135 states have return successors, (5733), 4691 states have call predecessors, (5733), 5005 states have call successors, (5733) [2022-11-18 20:01:18,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18912 states to 18912 states and 27529 transitions. [2022-11-18 20:01:18,384 INFO L78 Accepts]: Start accepts. Automaton has 18912 states and 27529 transitions. Word has length 136 [2022-11-18 20:01:18,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:01:18,385 INFO L495 AbstractCegarLoop]: Abstraction has 18912 states and 27529 transitions. [2022-11-18 20:01:18,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-18 20:01:18,385 INFO L276 IsEmpty]: Start isEmpty. Operand 18912 states and 27529 transitions. [2022-11-18 20:01:18,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-18 20:01:18,390 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:01:18,390 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:18,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-18 20:01:18,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-18 20:01:18,604 INFO L420 AbstractCegarLoop]: === Iteration 18 === 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)] === [2022-11-18 20:01:18,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:18,604 INFO L85 PathProgramCache]: Analyzing trace with hash -982392325, now seen corresponding path program 1 times [2022-11-18 20:01:18,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:18,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263026298] [2022-11-18 20:01:18,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:18,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:01:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:01:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:01:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:01:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:01:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:01:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:01:19,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:01:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:01:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:01:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 20:01:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 20:01:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:01:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 20:01:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:01:19,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-18 20:01:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 20:01:19,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:19,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263026298] [2022-11-18 20:01:19,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263026298] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:19,695 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:19,695 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:01:19,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422949922] [2022-11-18 20:01:19,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:19,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:01:19,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:19,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:01:19,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:01:19,698 INFO L87 Difference]: Start difference. First operand 18912 states and 27529 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 20:01:47,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:01:51,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:01:51,317 INFO L93 Difference]: Finished difference Result 19970 states and 29703 transitions. [2022-11-18 20:01:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:01:51,318 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 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 118 [2022-11-18 20:01:51,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:01:51,398 INFO L225 Difference]: With dead ends: 19970 [2022-11-18 20:01:51,398 INFO L226 Difference]: Without dead ends: 19968 [2022-11-18 20:01:51,409 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:01:51,410 INFO L413 NwaCegarLoop]: 1756 mSDtfsCounter, 13497 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 13276 mSolverCounterSat, 8558 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13859 SdHoareTripleChecker+Valid, 6285 SdHoareTripleChecker+Invalid, 21834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8558 IncrementalHoareTripleChecker+Valid, 13276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.6s IncrementalHoareTripleChecker+Time [2022-11-18 20:01:51,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13859 Valid, 6285 Invalid, 21834 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8558 Valid, 13276 Invalid, 0 Unknown, 0 Unchecked, 27.6s Time] [2022-11-18 20:01:51,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19968 states. [2022-11-18 20:01:53,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19968 to 18910. [2022-11-18 20:01:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18910 states, 12751 states have (on average 1.3165241941808485) internal successors, (16787), 13424 states have internal predecessors, (16787), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1135 states have return successors, (5733), 4691 states have call predecessors, (5733), 5005 states have call successors, (5733) [2022-11-18 20:01:53,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18910 states to 18910 states and 27527 transitions. [2022-11-18 20:01:53,793 INFO L78 Accepts]: Start accepts. Automaton has 18910 states and 27527 transitions. Word has length 118 [2022-11-18 20:01:53,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:01:53,794 INFO L495 AbstractCegarLoop]: Abstraction has 18910 states and 27527 transitions. [2022-11-18 20:01:53,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-18 20:01:53,794 INFO L276 IsEmpty]: Start isEmpty. Operand 18910 states and 27527 transitions. [2022-11-18 20:01:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-18 20:01:53,800 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:01:53,801 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:01:53,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-18 20:01:53,801 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)] === [2022-11-18 20:01:53,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:01:53,802 INFO L85 PathProgramCache]: Analyzing trace with hash -850378217, now seen corresponding path program 1 times [2022-11-18 20:01:53,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:01:53,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344907842] [2022-11-18 20:01:53,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:01:53,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:01:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:01:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:01:54,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:01:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:01:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:01:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:01:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:01:54,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-18 20:01:54,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-18 20:01:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:01:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:01:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 20:01:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 20:01:54,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-18 20:01:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-18 20:01:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-18 20:01:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-11-18 20:01:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:01:54,980 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2022-11-18 20:01:54,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:01:54,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344907842] [2022-11-18 20:01:54,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344907842] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:01:54,981 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:01:54,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-18 20:01:54,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398179120] [2022-11-18 20:01:54,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:01:54,982 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-18 20:01:54,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:01:54,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-18 20:01:54,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-18 20:01:54,983 INFO L87 Difference]: Start difference. First operand 18910 states and 27527 transitions. Second operand has 9 states, 8 states have (on average 8.625) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-18 20:02:25,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:29,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:02:34,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:02:34,900 INFO L93 Difference]: Finished difference Result 21366 states and 33686 transitions. [2022-11-18 20:02:34,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-18 20:02:34,900 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 8.625) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) Word has length 132 [2022-11-18 20:02:34,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:02:34,974 INFO L225 Difference]: With dead ends: 21366 [2022-11-18 20:02:34,974 INFO L226 Difference]: Without dead ends: 21364 [2022-11-18 20:02:34,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=288, Unknown=0, NotChecked=0, Total=420 [2022-11-18 20:02:34,983 INFO L413 NwaCegarLoop]: 1764 mSDtfsCounter, 12719 mSDsluCounter, 8382 mSDsCounter, 0 mSdLazyCounter, 25461 mSolverCounterSat, 9697 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12719 SdHoareTripleChecker+Valid, 10146 SdHoareTripleChecker+Invalid, 35159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9697 IncrementalHoareTripleChecker+Valid, 25461 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.3s IncrementalHoareTripleChecker+Time [2022-11-18 20:02:34,983 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12719 Valid, 10146 Invalid, 35159 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9697 Valid, 25461 Invalid, 1 Unknown, 0 Unchecked, 35.3s Time] [2022-11-18 20:02:35,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21364 states. [2022-11-18 20:02:37,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21364 to 18924. [2022-11-18 20:02:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18924 states, 12759 states have (on average 1.3158554745669724) internal successors, (16789), 13437 states have internal predecessors, (16789), 5007 states have call successors, (5007), 1095 states have call predecessors, (5007), 1141 states have return successors, (5753), 4692 states have call predecessors, (5753), 5005 states have call successors, (5753) [2022-11-18 20:02:37,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18924 states to 18924 states and 27549 transitions. [2022-11-18 20:02:37,250 INFO L78 Accepts]: Start accepts. Automaton has 18924 states and 27549 transitions. Word has length 132 [2022-11-18 20:02:37,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:02:37,250 INFO L495 AbstractCegarLoop]: Abstraction has 18924 states and 27549 transitions. [2022-11-18 20:02:37,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 8.625) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (23), 7 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-18 20:02:37,250 INFO L276 IsEmpty]: Start isEmpty. Operand 18924 states and 27549 transitions. [2022-11-18 20:02:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-18 20:02:37,256 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:02:37,257 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:02:37,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-18 20:02:37,257 INFO L420 AbstractCegarLoop]: === Iteration 20 === 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)] === [2022-11-18 20:02:37,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:02:37,258 INFO L85 PathProgramCache]: Analyzing trace with hash -501978502, now seen corresponding path program 1 times [2022-11-18 20:02:37,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:02:37,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920055322] [2022-11-18 20:02:37,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:02:37,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:02:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:02:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:02:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:02:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:02:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:02:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:02:38,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:02:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-18 20:02:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-18 20:02:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:02:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:02:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 20:02:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 20:02:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-11-18 20:02:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:02:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-18 20:02:38,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:02:38,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920055322] [2022-11-18 20:02:38,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920055322] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:02:38,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:02:38,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:02:38,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741888896] [2022-11-18 20:02:38,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:02:38,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:02:38,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:02:38,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:02:38,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:02:38,259 INFO L87 Difference]: Start difference. First operand 18924 states and 27549 transitions. Second operand has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 20:03:02,171 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 [] [2022-11-18 20:03:04,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:03:11,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:03:11,694 INFO L93 Difference]: Finished difference Result 38839 states and 57829 transitions. [2022-11-18 20:03:11,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 20:03:11,695 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (24), 6 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 136 [2022-11-18 20:03:11,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:03:11,777 INFO L225 Difference]: With dead ends: 38839 [2022-11-18 20:03:11,778 INFO L226 Difference]: Without dead ends: 19940 [2022-11-18 20:03:11,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 20:03:11,847 INFO L413 NwaCegarLoop]: 1755 mSDtfsCounter, 8856 mSDsluCounter, 5930 mSDsCounter, 0 mSdLazyCounter, 18455 mSolverCounterSat, 6570 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8856 SdHoareTripleChecker+Valid, 7685 SdHoareTripleChecker+Invalid, 25026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6570 IncrementalHoareTripleChecker+Valid, 18455 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2022-11-18 20:03:11,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8856 Valid, 7685 Invalid, 25026 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6570 Valid, 18455 Invalid, 1 Unknown, 0 Unchecked, 29.4s Time] [2022-11-18 20:03:11,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19940 states. [2022-11-18 20:03:14,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19940 to 18872. [2022-11-18 20:03:14,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18872 states, 12731 states have (on average 1.3154504752179719) internal successors, (16747), 13407 states have internal predecessors, (16747), 4985 states have call successors, (4985), 1095 states have call predecessors, (4985), 1139 states have return successors, (5652), 4670 states have call predecessors, (5652), 4983 states have call successors, (5652) [2022-11-18 20:03:14,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18872 states to 18872 states and 27384 transitions. [2022-11-18 20:03:14,205 INFO L78 Accepts]: Start accepts. Automaton has 18872 states and 27384 transitions. Word has length 136 [2022-11-18 20:03:14,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:03:14,206 INFO L495 AbstractCegarLoop]: Abstraction has 18872 states and 27384 transitions. [2022-11-18 20:03:14,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.142857142857142) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-18 20:03:14,206 INFO L276 IsEmpty]: Start isEmpty. Operand 18872 states and 27384 transitions. [2022-11-18 20:03:14,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-18 20:03:14,212 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:03:14,213 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:03:14,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-18 20:03:14,213 INFO L420 AbstractCegarLoop]: === Iteration 21 === 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)] === [2022-11-18 20:03:14,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:03:14,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1422086256, now seen corresponding path program 1 times [2022-11-18 20:03:14,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:03:14,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482829348] [2022-11-18 20:03:14,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:03:14,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:03:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:03:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:03:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:03:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:03:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:03:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:03:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:03:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:14,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:03:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:03:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:03:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:03:15,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:03:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 20:03:15,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 20:03:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:03:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 20:03:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:03:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-18 20:03:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-18 20:03:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 20:03:15,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:03:15,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482829348] [2022-11-18 20:03:15,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482829348] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:03:15,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:03:15,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:03:15,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757006883] [2022-11-18 20:03:15,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:03:15,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:03:15,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:03:15,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:03:15,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:03:15,244 INFO L87 Difference]: Start difference. First operand 18872 states and 27384 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-18 20:03:44,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:03:44,347 INFO L93 Difference]: Finished difference Result 19940 states and 29511 transitions. [2022-11-18 20:03:44,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-18 20:03:44,348 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 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 124 [2022-11-18 20:03:44,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:03:44,425 INFO L225 Difference]: With dead ends: 19940 [2022-11-18 20:03:44,425 INFO L226 Difference]: Without dead ends: 19938 [2022-11-18 20:03:44,434 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-18 20:03:44,435 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 13478 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 13243 mSolverCounterSat, 8551 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13838 SdHoareTripleChecker+Valid, 6286 SdHoareTripleChecker+Invalid, 21794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8551 IncrementalHoareTripleChecker+Valid, 13243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:03:44,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13838 Valid, 6286 Invalid, 21794 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8551 Valid, 13243 Invalid, 0 Unknown, 0 Unchecked, 25.0s Time] [2022-11-18 20:03:44,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19938 states. [2022-11-18 20:03:46,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19938 to 18870. [2022-11-18 20:03:46,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18870 states, 12730 states have (on average 1.3153967007069913) internal successors, (16745), 13405 states have internal predecessors, (16745), 4985 states have call successors, (4985), 1095 states have call predecessors, (4985), 1139 states have return successors, (5652), 4670 states have call predecessors, (5652), 4983 states have call successors, (5652) [2022-11-18 20:03:46,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18870 states to 18870 states and 27382 transitions. [2022-11-18 20:03:46,857 INFO L78 Accepts]: Start accepts. Automaton has 18870 states and 27382 transitions. Word has length 124 [2022-11-18 20:03:46,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:03:46,857 INFO L495 AbstractCegarLoop]: Abstraction has 18870 states and 27382 transitions. [2022-11-18 20:03:46,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-18 20:03:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand 18870 states and 27382 transitions. [2022-11-18 20:03:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2022-11-18 20:03:46,863 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:03:46,863 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:03:46,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-18 20:03:46,864 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)] === [2022-11-18 20:03:46,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:03:46,865 INFO L85 PathProgramCache]: Analyzing trace with hash 550562571, now seen corresponding path program 1 times [2022-11-18 20:03:46,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:03:46,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909080754] [2022-11-18 20:03:46,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:03:46,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:03:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:03:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:03:49,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:03:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:03:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:03:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:03:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:03:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:03:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:03:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-18 20:03:49,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-18 20:03:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:03:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-18 20:03:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-18 20:03:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-18 20:03:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-18 20:03:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-11-18 20:03:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-11-18 20:03:49,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-18 20:03:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-18 20:03:49,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:03:49,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909080754] [2022-11-18 20:03:49,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909080754] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-18 20:03:49,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355507600] [2022-11-18 20:03:49,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:03:49,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-18 20:03:49,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:03:49,843 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-18 20:03:49,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-18 20:03:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:52,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 3868 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-18 20:03:52,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:03:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-18 20:03:52,621 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:03:52,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355507600] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:03:52,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-18 20:03:52,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [18] total 20 [2022-11-18 20:03:52,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129475805] [2022-11-18 20:03:52,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:03:52,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-18 20:03:52,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:03:52,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-18 20:03:52,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=341, Unknown=0, NotChecked=0, Total=380 [2022-11-18 20:03:52,624 INFO L87 Difference]: Start difference. First operand 18870 states and 27382 transitions. Second operand has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 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) [2022-11-18 20:03:56,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:03:56,058 INFO L93 Difference]: Finished difference Result 35510 states and 51457 transitions. [2022-11-18 20:03:56,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-18 20:03:56,062 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 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) Word has length 137 [2022-11-18 20:03:56,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:03:56,167 INFO L225 Difference]: With dead ends: 35510 [2022-11-18 20:03:56,168 INFO L226 Difference]: Without dead ends: 18910 [2022-11-18 20:03:56,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=649, Unknown=0, NotChecked=0, Total=756 [2022-11-18 20:03:56,239 INFO L413 NwaCegarLoop]: 6528 mSDtfsCounter, 55 mSDsluCounter, 78091 mSDsCounter, 0 mSdLazyCounter, 626 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 84619 SdHoareTripleChecker+Invalid, 786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-18 20:03:56,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 84619 Invalid, 786 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [160 Valid, 626 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-18 20:03:56,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18910 states. [2022-11-18 20:03:58,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18910 to 18882. [2022-11-18 20:03:58,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18882 states, 12738 states have (on average 1.3151986183074267) internal successors, (16753), 13413 states have internal predecessors, (16753), 4989 states have call successors, (4989), 1095 states have call predecessors, (4989), 1139 states have return successors, (5656), 4674 states have call predecessors, (5656), 4987 states have call successors, (5656) [2022-11-18 20:03:58,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18882 states to 18882 states and 27398 transitions. [2022-11-18 20:03:58,917 INFO L78 Accepts]: Start accepts. Automaton has 18882 states and 27398 transitions. Word has length 137 [2022-11-18 20:03:58,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:03:58,918 INFO L495 AbstractCegarLoop]: Abstraction has 18882 states and 27398 transitions. [2022-11-18 20:03:58,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 6.230769230769231) internal successors, (81), 13 states have internal predecessors, (81), 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) [2022-11-18 20:03:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 18882 states and 27398 transitions. [2022-11-18 20:03:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-11-18 20:03:58,921 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:03:58,921 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:03:58,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-18 20:03:59,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11d1f1f9-878a-4bf9-b018-98195fa33843/bin/uautomizer-TMbwUNV5ro/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2022-11-18 20:03:59,122 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_kernel_rcu_update_lock_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)] === [2022-11-18 20:03:59,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:03:59,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1071299805, now seen corresponding path program 1 times [2022-11-18 20:03:59,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:03:59,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554316615] [2022-11-18 20:03:59,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:03:59,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:03:59,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:59,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:03:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:59,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:03:59,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:59,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:03:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:59,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:03:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:59,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:03:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:59,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:03:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:03:59,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:03:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:04:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:04:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:04:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:04:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:04:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 20:04:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 20:04:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:04:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 20:04:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:04:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-18 20:04:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-18 20:04:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-18 20:04:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:00,301 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 20:04:00,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:00,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554316615] [2022-11-18 20:04:00,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554316615] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:00,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:00,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:04:00,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870400220] [2022-11-18 20:04:00,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:00,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:04:00,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:00,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:04:00,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:04:00,305 INFO L87 Difference]: Start difference. First operand 18882 states and 27398 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-18 20:04:24,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:29,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:04:34,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:04:34,296 INFO L93 Difference]: Finished difference Result 19953 states and 29531 transitions. [2022-11-18 20:04:34,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-18 20:04:34,297 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 130 [2022-11-18 20:04:34,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:04:34,408 INFO L225 Difference]: With dead ends: 19953 [2022-11-18 20:04:34,408 INFO L226 Difference]: Without dead ends: 19951 [2022-11-18 20:04:34,421 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2022-11-18 20:04:34,422 INFO L413 NwaCegarLoop]: 1757 mSDtfsCounter, 14601 mSDsluCounter, 4531 mSDsCounter, 0 mSdLazyCounter, 14289 mSolverCounterSat, 9366 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14963 SdHoareTripleChecker+Valid, 6288 SdHoareTripleChecker+Invalid, 23656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9366 IncrementalHoareTripleChecker+Valid, 14289 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.4s IncrementalHoareTripleChecker+Time [2022-11-18 20:04:34,422 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14963 Valid, 6288 Invalid, 23656 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9366 Valid, 14289 Invalid, 1 Unknown, 0 Unchecked, 29.4s Time] [2022-11-18 20:04:34,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19951 states. [2022-11-18 20:04:36,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19951 to 18880. [2022-11-18 20:04:37,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18880 states, 12737 states have (on average 1.3151448535761954) internal successors, (16751), 13411 states have internal predecessors, (16751), 4989 states have call successors, (4989), 1095 states have call predecessors, (4989), 1139 states have return successors, (5656), 4674 states have call predecessors, (5656), 4987 states have call successors, (5656) [2022-11-18 20:04:37,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18880 states to 18880 states and 27396 transitions. [2022-11-18 20:04:37,092 INFO L78 Accepts]: Start accepts. Automaton has 18880 states and 27396 transitions. Word has length 130 [2022-11-18 20:04:37,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:04:37,092 INFO L495 AbstractCegarLoop]: Abstraction has 18880 states and 27396 transitions. [2022-11-18 20:04:37,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-18 20:04:37,092 INFO L276 IsEmpty]: Start isEmpty. Operand 18880 states and 27396 transitions. [2022-11-18 20:04:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-18 20:04:37,096 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:04:37,096 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:04:37,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-18 20:04:37,096 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_kernel_rcu_srcu_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)] === [2022-11-18 20:04:37,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:04:37,097 INFO L85 PathProgramCache]: Analyzing trace with hash 243257135, now seen corresponding path program 1 times [2022-11-18 20:04:37,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:04:37,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472093537] [2022-11-18 20:04:37,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:04:37,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:04:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-18 20:04:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-18 20:04:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:04:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-18 20:04:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-11-18 20:04:37,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-18 20:04:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-18 20:04:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-18 20:04:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-18 20:04:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:37,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-18 20:04:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-18 20:04:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-18 20:04:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-18 20:04:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-18 20:04:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-18 20:04:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-11-18 20:04:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-18 20:04:38,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-18 20:04:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-18 20:04:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-18 20:04:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2022-11-18 20:04:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:04:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-18 20:04:38,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:04:38,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472093537] [2022-11-18 20:04:38,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472093537] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:04:38,266 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:04:38,266 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:04:38,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258568546] [2022-11-18 20:04:38,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:04:38,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-18 20:04:38,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:04:38,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:04:38,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:04:38,268 INFO L87 Difference]: Start difference. First operand 18880 states and 27396 transitions. Second operand has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-18 20:05:02,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-18 20:05:08,254 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 []