./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--advansys.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d203471fae7090e1b4b8d383383c7e1c0af1c27cf547904727a787feab3c21ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:22:26,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:22:26,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:22:26,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:22:26,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:22:26,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:22:26,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:22:26,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:22:26,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:22:26,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:22:26,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:22:26,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:22:26,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:22:26,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:22:26,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:22:26,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:22:26,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:22:26,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:22:26,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:22:26,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:22:26,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:22:26,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:22:26,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:22:26,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:22:26,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:22:26,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:22:26,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:22:26,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:22:26,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:22:26,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:22:26,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:22:26,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:22:26,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:22:26,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:22:26,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:22:26,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:22:26,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:22:26,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:22:26,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:22:26,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:22:26,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:22:26,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:22:27,007 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:22:27,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:22:27,012 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:22:27,012 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:22:27,012 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:22:27,012 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:22:27,019 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:22:27,019 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:22:27,019 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:22:27,019 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:22:27,021 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:22:27,021 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:22:27,021 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:22:27,021 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:22:27,022 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:22:27,022 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:22:27,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:22:27,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:22:27,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:22:27,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:22:27,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:22:27,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:22:27,024 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:22:27,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:22:27,025 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:22:27,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:22:27,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:22:27,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:22:27,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:22:27,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:22:27,028 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:22:27,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:22:27,028 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:22:27,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:22:27,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:22:27,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:22:27,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:22:27,029 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d203471fae7090e1b4b8d383383c7e1c0af1c27cf547904727a787feab3c21ea [2021-11-19 14:22:27,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:22:27,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:22:27,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:22:27,380 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:22:27,381 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:22:27,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i [2021-11-19 14:22:27,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/8e9aed42d/072f8ad86c8e49739b804ab2a1cca770/FLAGd71386bd7 [2021-11-19 14:22:28,563 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:22:28,564 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i [2021-11-19 14:22:28,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/8e9aed42d/072f8ad86c8e49739b804ab2a1cca770/FLAGd71386bd7 [2021-11-19 14:22:28,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/8e9aed42d/072f8ad86c8e49739b804ab2a1cca770 [2021-11-19 14:22:28,774 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:22:28,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:22:28,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:22:28,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:22:28,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:22:28,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:28" (1/1) ... [2021-11-19 14:22:28,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29bc9284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:28, skipping insertion in model container [2021-11-19 14:22:28,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:28" (1/1) ... [2021-11-19 14:22:28,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:22:29,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:22:32,021 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:22:32,228 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:22:32,228 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:22:33,057 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:22:33,057 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:22:33,102 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:22:33,181 WARN L571 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-19 14:22:35,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571610,571623] [2021-11-19 14:22:35,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571755,571768] [2021-11-19 14:22:35,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571901,571914] [2021-11-19 14:22:35,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572066,572079] [2021-11-19 14:22:35,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572224,572237] [2021-11-19 14:22:35,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572382,572395] [2021-11-19 14:22:35,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572540,572553] [2021-11-19 14:22:35,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572700,572713] [2021-11-19 14:22:35,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572859,572872] [2021-11-19 14:22:35,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572998,573011] [2021-11-19 14:22:35,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573140,573153] [2021-11-19 14:22:35,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573289,573302] [2021-11-19 14:22:35,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573428,573441] [2021-11-19 14:22:35,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573583,573596] [2021-11-19 14:22:35,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573743,573756] [2021-11-19 14:22:35,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573894,573907] [2021-11-19 14:22:35,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574045,574058] [2021-11-19 14:22:35,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574197,574210] [2021-11-19 14:22:35,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574346,574359] [2021-11-19 14:22:35,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574494,574507] [2021-11-19 14:22:35,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574651,574664] [2021-11-19 14:22:35,485 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574800,574813] [2021-11-19 14:22:35,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574956,574969] [2021-11-19 14:22:35,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575109,575122] [2021-11-19 14:22:35,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575255,575268] [2021-11-19 14:22:35,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575398,575411] [2021-11-19 14:22:35,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575550,575563] [2021-11-19 14:22:35,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575696,575709] [2021-11-19 14:22:35,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575841,575854] [2021-11-19 14:22:35,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575995,576008] [2021-11-19 14:22:35,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576146,576159] [2021-11-19 14:22:35,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576301,576314] [2021-11-19 14:22:35,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576453,576466] [2021-11-19 14:22:35,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576608,576621] [2021-11-19 14:22:35,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576772,576785] [2021-11-19 14:22:35,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576928,576941] [2021-11-19 14:22:35,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577092,577105] [2021-11-19 14:22:35,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577234,577247] [2021-11-19 14:22:35,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577392,577405] [2021-11-19 14:22:35,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577559,577572] [2021-11-19 14:22:35,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577718,577731] [2021-11-19 14:22:35,521 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577877,577890] [2021-11-19 14:22:35,521 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578026,578039] [2021-11-19 14:22:35,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578173,578186] [2021-11-19 14:22:35,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578312,578325] [2021-11-19 14:22:35,523 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578475,578488] [2021-11-19 14:22:35,523 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578641,578654] [2021-11-19 14:22:35,523 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578805,578818] [2021-11-19 14:22:35,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578970,578983] [2021-11-19 14:22:35,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579135,579148] [2021-11-19 14:22:35,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579301,579314] [2021-11-19 14:22:35,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579466,579479] [2021-11-19 14:22:35,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579633,579646] [2021-11-19 14:22:35,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579793,579806] [2021-11-19 14:22:35,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579955,579968] [2021-11-19 14:22:35,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580114,580127] [2021-11-19 14:22:35,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580260,580273] [2021-11-19 14:22:35,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580403,580416] [2021-11-19 14:22:35,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580547,580560] [2021-11-19 14:22:35,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580690,580703] [2021-11-19 14:22:35,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580834,580847] [2021-11-19 14:22:35,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580975,580988] [2021-11-19 14:22:35,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581113,581126] [2021-11-19 14:22:35,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581271,581284] [2021-11-19 14:22:35,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581430,581443] [2021-11-19 14:22:35,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581586,581599] [2021-11-19 14:22:35,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581735,581748] [2021-11-19 14:22:35,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581887,581900] [2021-11-19 14:22:35,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582038,582051] [2021-11-19 14:22:35,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582187,582200] [2021-11-19 14:22:35,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582339,582352] [2021-11-19 14:22:35,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582487,582500] [2021-11-19 14:22:35,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582640,582653] [2021-11-19 14:22:35,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582791,582804] [2021-11-19 14:22:35,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582941,582954] [2021-11-19 14:22:35,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583088,583101] [2021-11-19 14:22:35,536 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583239,583252] [2021-11-19 14:22:35,536 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583390,583403] [2021-11-19 14:22:35,537 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583538,583551] [2021-11-19 14:22:35,537 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583704,583717] [2021-11-19 14:22:35,537 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583873,583886] [2021-11-19 14:22:35,538 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584040,584053] [2021-11-19 14:22:35,538 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584208,584221] [2021-11-19 14:22:35,539 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584358,584371] [2021-11-19 14:22:35,539 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584505,584518] [2021-11-19 14:22:35,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584666,584679] [2021-11-19 14:22:35,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584836,584849] [2021-11-19 14:22:35,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584998,585011] [2021-11-19 14:22:35,544 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:22:35,586 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 14:22:35,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73e0779d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:35, skipping insertion in model container [2021-11-19 14:22:35,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:22:35,587 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:22:35,589 INFO L158 Benchmark]: Toolchain (without parser) took 6811.01ms. Allocated memory was 92.3MB in the beginning and 178.3MB in the end (delta: 86.0MB). Free memory was 51.4MB in the beginning and 96.7MB in the end (delta: -45.3MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2021-11-19 14:22:35,590 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 62.6MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:22:35,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6804.07ms. Allocated memory was 92.3MB in the beginning and 178.3MB in the end (delta: 86.0MB). Free memory was 51.0MB in the beginning and 96.7MB in the end (delta: -45.7MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2021-11-19 14:22:35,593 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 92.3MB. Free memory was 62.6MB in the beginning and 62.6MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6804.07ms. Allocated memory was 92.3MB in the beginning and 178.3MB in the end (delta: 86.0MB). Free memory was 51.0MB in the beginning and 96.7MB in the end (delta: -45.7MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6070]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d203471fae7090e1b4b8d383383c7e1c0af1c27cf547904727a787feab3c21ea --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:22:37,818 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:22:37,821 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:22:37,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:22:37,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:22:37,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:22:37,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:22:37,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:22:37,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:22:37,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:22:37,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:22:37,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:22:37,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:22:37,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:22:37,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:22:37,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:22:37,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:22:37,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:22:37,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:22:37,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:22:37,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:22:37,882 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:22:37,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:22:37,885 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:22:37,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:22:37,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:22:37,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:22:37,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:22:37,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:22:37,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:22:37,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:22:37,894 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:22:37,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:22:37,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:22:37,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:22:37,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:22:37,899 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:22:37,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:22:37,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:22:37,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:22:37,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:22:37,903 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:22:37,930 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:22:37,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:22:37,932 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:22:37,932 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:22:37,932 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:22:37,932 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:22:37,933 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:22:37,933 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:22:37,933 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:22:37,933 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:22:37,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:22:37,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:22:37,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:22:37,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:22:37,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:22:37,936 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:22:37,936 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:22:37,936 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:22:37,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:22:37,937 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:22:37,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:22:37,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:22:37,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:22:37,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:22:37,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:22:37,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:22:37,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:22:37,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:22:37,939 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:22:37,939 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:22:37,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:22:37,940 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:22:37,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:22:37,940 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d203471fae7090e1b4b8d383383c7e1c0af1c27cf547904727a787feab3c21ea [2021-11-19 14:22:38,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:22:38,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:22:38,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:22:38,359 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:22:38,360 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:22:38,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i [2021-11-19 14:22:38,436 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/d46663229/56b7770b7e744c7a98eb266f6ee2a8e7/FLAG627690cd0 [2021-11-19 14:22:39,701 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:22:39,702 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i [2021-11-19 14:22:39,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/d46663229/56b7770b7e744c7a98eb266f6ee2a8e7/FLAG627690cd0 [2021-11-19 14:22:39,908 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/data/d46663229/56b7770b7e744c7a98eb266f6ee2a8e7 [2021-11-19 14:22:39,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:22:39,912 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:22:39,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:22:39,914 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:22:39,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:22:39,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:39" (1/1) ... [2021-11-19 14:22:39,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3dc19b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:39, skipping insertion in model container [2021-11-19 14:22:39,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:22:39" (1/1) ... [2021-11-19 14:22:39,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:22:40,174 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:22:46,816 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571610,571623] [2021-11-19 14:22:46,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571755,571768] [2021-11-19 14:22:46,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571901,571914] [2021-11-19 14:22:46,820 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572066,572079] [2021-11-19 14:22:46,820 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572224,572237] [2021-11-19 14:22:46,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572382,572395] [2021-11-19 14:22:46,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572540,572553] [2021-11-19 14:22:46,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572700,572713] [2021-11-19 14:22:46,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572859,572872] [2021-11-19 14:22:46,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572998,573011] [2021-11-19 14:22:46,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573140,573153] [2021-11-19 14:22:46,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573289,573302] [2021-11-19 14:22:46,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573428,573441] [2021-11-19 14:22:46,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573583,573596] [2021-11-19 14:22:46,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573743,573756] [2021-11-19 14:22:46,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573894,573907] [2021-11-19 14:22:46,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574045,574058] [2021-11-19 14:22:46,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574197,574210] [2021-11-19 14:22:46,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574346,574359] [2021-11-19 14:22:46,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574494,574507] [2021-11-19 14:22:46,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574651,574664] [2021-11-19 14:22:46,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574800,574813] [2021-11-19 14:22:46,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574956,574969] [2021-11-19 14:22:46,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575109,575122] [2021-11-19 14:22:46,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575255,575268] [2021-11-19 14:22:46,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575398,575411] [2021-11-19 14:22:46,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575550,575563] [2021-11-19 14:22:46,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575696,575709] [2021-11-19 14:22:46,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575841,575854] [2021-11-19 14:22:46,834 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575995,576008] [2021-11-19 14:22:46,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576146,576159] [2021-11-19 14:22:46,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576301,576314] [2021-11-19 14:22:46,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576453,576466] [2021-11-19 14:22:46,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576608,576621] [2021-11-19 14:22:46,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576772,576785] [2021-11-19 14:22:46,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576928,576941] [2021-11-19 14:22:46,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577092,577105] [2021-11-19 14:22:46,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577234,577247] [2021-11-19 14:22:46,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577392,577405] [2021-11-19 14:22:46,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577559,577572] [2021-11-19 14:22:46,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577718,577731] [2021-11-19 14:22:46,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577877,577890] [2021-11-19 14:22:46,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578026,578039] [2021-11-19 14:22:46,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578173,578186] [2021-11-19 14:22:46,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578312,578325] [2021-11-19 14:22:46,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578475,578488] [2021-11-19 14:22:46,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578641,578654] [2021-11-19 14:22:46,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578805,578818] [2021-11-19 14:22:46,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578970,578983] [2021-11-19 14:22:46,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579135,579148] [2021-11-19 14:22:46,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579301,579314] [2021-11-19 14:22:46,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579466,579479] [2021-11-19 14:22:46,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579633,579646] [2021-11-19 14:22:46,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579793,579806] [2021-11-19 14:22:46,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579955,579968] [2021-11-19 14:22:46,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580114,580127] [2021-11-19 14:22:46,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580260,580273] [2021-11-19 14:22:46,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580403,580416] [2021-11-19 14:22:46,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580547,580560] [2021-11-19 14:22:46,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580690,580703] [2021-11-19 14:22:46,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580834,580847] [2021-11-19 14:22:46,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580975,580988] [2021-11-19 14:22:46,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581113,581126] [2021-11-19 14:22:46,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581271,581284] [2021-11-19 14:22:46,852 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581430,581443] [2021-11-19 14:22:46,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581586,581599] [2021-11-19 14:22:46,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581735,581748] [2021-11-19 14:22:46,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581887,581900] [2021-11-19 14:22:46,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582038,582051] [2021-11-19 14:22:46,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582187,582200] [2021-11-19 14:22:46,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582339,582352] [2021-11-19 14:22:46,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582487,582500] [2021-11-19 14:22:46,856 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582640,582653] [2021-11-19 14:22:46,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582791,582804] [2021-11-19 14:22:46,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582941,582954] [2021-11-19 14:22:46,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583088,583101] [2021-11-19 14:22:46,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583239,583252] [2021-11-19 14:22:46,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583390,583403] [2021-11-19 14:22:46,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583538,583551] [2021-11-19 14:22:46,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583704,583717] [2021-11-19 14:22:46,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583873,583886] [2021-11-19 14:22:46,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584040,584053] [2021-11-19 14:22:46,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584208,584221] [2021-11-19 14:22:46,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584358,584371] [2021-11-19 14:22:46,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584505,584518] [2021-11-19 14:22:46,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584666,584679] [2021-11-19 14:22:46,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584836,584849] [2021-11-19 14:22:46,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584998,585011] [2021-11-19 14:22:46,870 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:22:46,925 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:22:47,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:22:47,816 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571610,571623] [2021-11-19 14:22:47,817 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571755,571768] [2021-11-19 14:22:47,818 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571901,571914] [2021-11-19 14:22:47,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572066,572079] [2021-11-19 14:22:47,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572224,572237] [2021-11-19 14:22:47,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572382,572395] [2021-11-19 14:22:47,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572540,572553] [2021-11-19 14:22:47,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572700,572713] [2021-11-19 14:22:47,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572859,572872] [2021-11-19 14:22:47,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572998,573011] [2021-11-19 14:22:47,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573140,573153] [2021-11-19 14:22:47,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573289,573302] [2021-11-19 14:22:47,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573428,573441] [2021-11-19 14:22:47,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573583,573596] [2021-11-19 14:22:47,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573743,573756] [2021-11-19 14:22:47,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573894,573907] [2021-11-19 14:22:47,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574045,574058] [2021-11-19 14:22:47,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574197,574210] [2021-11-19 14:22:47,826 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574346,574359] [2021-11-19 14:22:47,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574494,574507] [2021-11-19 14:22:47,827 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574651,574664] [2021-11-19 14:22:47,828 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574800,574813] [2021-11-19 14:22:47,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574956,574969] [2021-11-19 14:22:47,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575109,575122] [2021-11-19 14:22:47,829 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575255,575268] [2021-11-19 14:22:47,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575398,575411] [2021-11-19 14:22:47,830 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575550,575563] [2021-11-19 14:22:47,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575696,575709] [2021-11-19 14:22:47,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575841,575854] [2021-11-19 14:22:47,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575995,576008] [2021-11-19 14:22:47,836 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576146,576159] [2021-11-19 14:22:47,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576301,576314] [2021-11-19 14:22:47,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576453,576466] [2021-11-19 14:22:47,837 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576608,576621] [2021-11-19 14:22:47,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576772,576785] [2021-11-19 14:22:47,838 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576928,576941] [2021-11-19 14:22:47,839 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577092,577105] [2021-11-19 14:22:47,840 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577234,577247] [2021-11-19 14:22:47,841 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577392,577405] [2021-11-19 14:22:47,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577559,577572] [2021-11-19 14:22:47,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577718,577731] [2021-11-19 14:22:47,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577877,577890] [2021-11-19 14:22:47,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578026,578039] [2021-11-19 14:22:47,845 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578173,578186] [2021-11-19 14:22:47,846 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578312,578325] [2021-11-19 14:22:47,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578475,578488] [2021-11-19 14:22:47,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578641,578654] [2021-11-19 14:22:47,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578805,578818] [2021-11-19 14:22:47,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578970,578983] [2021-11-19 14:22:47,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579135,579148] [2021-11-19 14:22:47,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579301,579314] [2021-11-19 14:22:47,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579466,579479] [2021-11-19 14:22:47,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579633,579646] [2021-11-19 14:22:47,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579793,579806] [2021-11-19 14:22:47,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579955,579968] [2021-11-19 14:22:47,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580114,580127] [2021-11-19 14:22:47,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580260,580273] [2021-11-19 14:22:47,851 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580403,580416] [2021-11-19 14:22:47,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580547,580560] [2021-11-19 14:22:47,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580690,580703] [2021-11-19 14:22:47,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580834,580847] [2021-11-19 14:22:47,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580975,580988] [2021-11-19 14:22:47,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581113,581126] [2021-11-19 14:22:47,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581271,581284] [2021-11-19 14:22:47,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581430,581443] [2021-11-19 14:22:47,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581586,581599] [2021-11-19 14:22:47,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581735,581748] [2021-11-19 14:22:47,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581887,581900] [2021-11-19 14:22:47,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582038,582051] [2021-11-19 14:22:47,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582187,582200] [2021-11-19 14:22:47,868 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582339,582352] [2021-11-19 14:22:47,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582487,582500] [2021-11-19 14:22:47,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582640,582653] [2021-11-19 14:22:47,870 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582791,582804] [2021-11-19 14:22:47,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582941,582954] [2021-11-19 14:22:47,871 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583088,583101] [2021-11-19 14:22:47,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583239,583252] [2021-11-19 14:22:47,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583390,583403] [2021-11-19 14:22:47,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583538,583551] [2021-11-19 14:22:47,875 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583704,583717] [2021-11-19 14:22:47,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583873,583886] [2021-11-19 14:22:47,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584040,584053] [2021-11-19 14:22:47,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584208,584221] [2021-11-19 14:22:47,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584358,584371] [2021-11-19 14:22:47,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584505,584518] [2021-11-19 14:22:47,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584666,584679] [2021-11-19 14:22:47,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584836,584849] [2021-11-19 14:22:47,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584998,585011] [2021-11-19 14:22:47,884 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:22:47,961 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:22:48,761 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571610,571623] [2021-11-19 14:22:48,762 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571755,571768] [2021-11-19 14:22:48,762 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[571901,571914] [2021-11-19 14:22:48,763 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572066,572079] [2021-11-19 14:22:48,763 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572224,572237] [2021-11-19 14:22:48,763 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572382,572395] [2021-11-19 14:22:48,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572540,572553] [2021-11-19 14:22:48,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572700,572713] [2021-11-19 14:22:48,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572859,572872] [2021-11-19 14:22:48,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[572998,573011] [2021-11-19 14:22:48,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573140,573153] [2021-11-19 14:22:48,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573289,573302] [2021-11-19 14:22:48,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573428,573441] [2021-11-19 14:22:48,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573583,573596] [2021-11-19 14:22:48,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573743,573756] [2021-11-19 14:22:48,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[573894,573907] [2021-11-19 14:22:48,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574045,574058] [2021-11-19 14:22:48,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574197,574210] [2021-11-19 14:22:48,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574346,574359] [2021-11-19 14:22:48,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574494,574507] [2021-11-19 14:22:48,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574651,574664] [2021-11-19 14:22:48,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574800,574813] [2021-11-19 14:22:48,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[574956,574969] [2021-11-19 14:22:48,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575109,575122] [2021-11-19 14:22:48,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575255,575268] [2021-11-19 14:22:48,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575398,575411] [2021-11-19 14:22:48,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575550,575563] [2021-11-19 14:22:48,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575696,575709] [2021-11-19 14:22:48,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575841,575854] [2021-11-19 14:22:48,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[575995,576008] [2021-11-19 14:22:48,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576146,576159] [2021-11-19 14:22:48,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576301,576314] [2021-11-19 14:22:48,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576453,576466] [2021-11-19 14:22:48,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576608,576621] [2021-11-19 14:22:48,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576772,576785] [2021-11-19 14:22:48,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[576928,576941] [2021-11-19 14:22:48,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577092,577105] [2021-11-19 14:22:48,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577234,577247] [2021-11-19 14:22:48,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577392,577405] [2021-11-19 14:22:48,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577559,577572] [2021-11-19 14:22:48,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577718,577731] [2021-11-19 14:22:48,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[577877,577890] [2021-11-19 14:22:48,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578026,578039] [2021-11-19 14:22:48,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578173,578186] [2021-11-19 14:22:48,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578312,578325] [2021-11-19 14:22:48,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578475,578488] [2021-11-19 14:22:48,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578641,578654] [2021-11-19 14:22:48,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578805,578818] [2021-11-19 14:22:48,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[578970,578983] [2021-11-19 14:22:48,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579135,579148] [2021-11-19 14:22:48,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579301,579314] [2021-11-19 14:22:48,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579466,579479] [2021-11-19 14:22:48,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579633,579646] [2021-11-19 14:22:48,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579793,579806] [2021-11-19 14:22:48,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[579955,579968] [2021-11-19 14:22:48,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580114,580127] [2021-11-19 14:22:48,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580260,580273] [2021-11-19 14:22:48,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580403,580416] [2021-11-19 14:22:48,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580547,580560] [2021-11-19 14:22:48,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580690,580703] [2021-11-19 14:22:48,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580834,580847] [2021-11-19 14:22:48,780 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[580975,580988] [2021-11-19 14:22:48,780 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581113,581126] [2021-11-19 14:22:48,780 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581271,581284] [2021-11-19 14:22:48,780 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581430,581443] [2021-11-19 14:22:48,781 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581586,581599] [2021-11-19 14:22:48,781 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581735,581748] [2021-11-19 14:22:48,781 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[581887,581900] [2021-11-19 14:22:48,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582038,582051] [2021-11-19 14:22:48,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582187,582200] [2021-11-19 14:22:48,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582339,582352] [2021-11-19 14:22:48,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582487,582500] [2021-11-19 14:22:48,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582640,582653] [2021-11-19 14:22:48,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582791,582804] [2021-11-19 14:22:48,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[582941,582954] [2021-11-19 14:22:48,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583088,583101] [2021-11-19 14:22:48,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583239,583252] [2021-11-19 14:22:48,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583390,583403] [2021-11-19 14:22:48,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583538,583551] [2021-11-19 14:22:48,785 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583704,583717] [2021-11-19 14:22:48,785 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[583873,583886] [2021-11-19 14:22:48,785 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584040,584053] [2021-11-19 14:22:48,785 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584208,584221] [2021-11-19 14:22:48,786 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584358,584371] [2021-11-19 14:22:48,786 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584505,584518] [2021-11-19 14:22:48,786 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584666,584679] [2021-11-19 14:22:48,787 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584836,584849] [2021-11-19 14:22:48,787 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i[584998,585011] [2021-11-19 14:22:48,790 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:22:49,094 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:22:49,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49 WrapperNode [2021-11-19 14:22:49,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:22:49,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:22:49,096 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:22:49,096 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:22:49,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:49,326 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:49,670 INFO L137 Inliner]: procedures = 713, calls = 5979, calls flagged for inlining = 308, calls inlined = 229, statements flattened = 11838 [2021-11-19 14:22:49,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:22:49,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:22:49,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:22:49,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:22:49,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:49,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:49,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:49,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:50,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:50,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:50,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:50,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:22:50,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:22:50,400 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:22:50,400 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:22:50,401 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (1/1) ... [2021-11-19 14:22:50,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:22:50,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:22:50,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:22:50,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:22:50,480 INFO L130 BoogieDeclarations]: Found specification of procedure AdvResetSB [2021-11-19 14:22:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvResetSB [2021-11-19 14:22:50,480 INFO L130 BoogieDeclarations]: Found specification of procedure AscCalSDTRData [2021-11-19 14:22:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure AscCalSDTRData [2021-11-19 14:22:50,481 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-19 14:22:50,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-19 14:22:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-19 14:22:50,481 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemSumLramWord [2021-11-19 14:22:50,481 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemSumLramWord [2021-11-19 14:22:50,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-19 14:22:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-19 14:22:50,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 14:22:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 14:22:50,482 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-19 14:22:50,482 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-19 14:22:50,482 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2021-11-19 14:22:50,483 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2021-11-19 14:22:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 14:22:50,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 14:22:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-19 14:22:50,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-19 14:22:50,483 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-19 14:22:50,483 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-19 14:22:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure AdvWaitEEPCmd [2021-11-19 14:22:50,484 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvWaitEEPCmd [2021-11-19 14:22:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-19 14:22:50,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-19 14:22:50,484 INFO L130 BoogieDeclarations]: Found specification of procedure AscResetChipAndScsiBus [2021-11-19 14:22:50,484 INFO L138 BoogieDeclarations]: Found implementation of procedure AscResetChipAndScsiBus [2021-11-19 14:22:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-19 14:22:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-19 14:22:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-19 14:22:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-19 14:22:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-19 14:22:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-19 14:22:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure AscAllocFreeQueue [2021-11-19 14:22:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure AscAllocFreeQueue [2021-11-19 14:22:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 14:22:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2021-11-19 14:22:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure AdvLoadMicrocode [2021-11-19 14:22:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvLoadMicrocode [2021-11-19 14:22:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2021-11-19 14:22:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2021-11-19 14:22:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure AscWaitEEPRead [2021-11-19 14:22:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWaitEEPRead [2021-11-19 14:22:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 14:22:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 14:22:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 14:22:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 14:22:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-19 14:22:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-19 14:22:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:22:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-19 14:22:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:22:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:22:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetChipVersion [2021-11-19 14:22:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetChipVersion [2021-11-19 14:22:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:22:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetBank [2021-11-19 14:22:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetBank [2021-11-19 14:22:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-19 14:22:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-19 14:22:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-19 14:22:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-19 14:22:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_isa_register_driver [2021-11-19 14:22:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_isa_register_driver [2021-11-19 14:22:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure AscSendScsiQueue [2021-11-19 14:22:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSendScsiQueue [2021-11-19 14:22:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-19 14:22:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-19 14:22:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-19 14:22:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-19 14:22:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetSynPeriodIndex [2021-11-19 14:22:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetSynPeriodIndex [2021-11-19 14:22:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-19 14:22:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-19 14:22:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 14:22:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 14:22:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-19 14:22:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-19 14:22:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-19 14:22:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-19 14:22:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-19 14:22:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-19 14:22:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-19 14:22:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-19 14:22:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure AscReadEEPWord [2021-11-19 14:22:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure AscReadEEPWord [2021-11-19 14:22:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 14:22:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 14:22:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-19 14:22:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-19 14:22:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure AdvReadEEPWord [2021-11-19 14:22:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvReadEEPWord [2021-11-19 14:22:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-19 14:22:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-19 14:22:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-19 14:22:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-19 14:22:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host [2021-11-19 14:22:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host [2021-11-19 14:22:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-19 14:22:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-19 14:22:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-19 14:22:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-19 14:22:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure AdvResetChipAndSB [2021-11-19 14:22:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvResetChipAndSB [2021-11-19 14:22:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemWordCopyPtrToLram [2021-11-19 14:22:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemWordCopyPtrToLram [2021-11-19 14:22:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure AscMsgOutSDTR [2021-11-19 14:22:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMsgOutSDTR [2021-11-19 14:22:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetChipSynRegAtID [2021-11-19 14:22:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetChipSynRegAtID [2021-11-19 14:22:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_host_lock_of_Scsi_Host [2021-11-19 14:22:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_host_lock_of_Scsi_Host [2021-11-19 14:22:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-19 14:22:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-19 14:22:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2021-11-19 14:22:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2021-11-19 14:22:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_template_scsi_host_template_instance_4 [2021-11-19 14:22:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_template_scsi_host_template_instance_4 [2021-11-19 14:22:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2021-11-19 14:22:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2021-11-19 14:22:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:22:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-19 14:22:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-19 14:22:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-19 14:22:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-19 14:22:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:22:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_release [2021-11-19 14:22:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_release [2021-11-19 14:22:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 14:22:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 14:22:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-19 14:22:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-19 14:22:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:22:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_pci_remove [2021-11-19 14:22:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_pci_remove [2021-11-19 14:22:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-19 14:22:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteLramByte [2021-11-19 14:22:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteLramByte [2021-11-19 14:22:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-19 14:22:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:22:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:22:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-19 14:22:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-11-19 14:22:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-11-19 14:22:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_board_found [2021-11-19 14:22:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_board_found [2021-11-19 14:22:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemDWordCopyPtrToLram [2021-11-19 14:22:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemDWordCopyPtrToLram [2021-11-19 14:22:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_add_host_107 [2021-11-19 14:22:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_add_host_107 [2021-11-19 14:22:50,508 INFO L130 BoogieDeclarations]: Found specification of procedure AscReadLramByte [2021-11-19 14:22:50,508 INFO L138 BoogieDeclarations]: Found implementation of procedure AscReadLramByte [2021-11-19 14:22:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-19 14:22:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-19 14:22:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_slave_configure [2021-11-19 14:22:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_slave_configure [2021-11-19 14:22:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure asc_scsi_done [2021-11-19 14:22:50,509 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_scsi_done [2021-11-19 14:22:50,509 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-19 14:22:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-19 14:22:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-19 14:22:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-19 14:22:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-11-19 14:22:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-11-19 14:22:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-19 14:22:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-19 14:22:50,510 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-19 14:22:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitAsc38C1600Driver [2021-11-19 14:22:50,511 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitAsc38C1600Driver [2021-11-19 14:22:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-19 14:22:50,511 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-19 14:22:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemWordSetLram [2021-11-19 14:22:50,511 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemWordSetLram [2021-11-19 14:22:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure isa_register_driver [2021-11-19 14:22:50,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isa_register_driver [2021-11-19 14:22:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:22:50,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:22:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:22:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:22:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:22:50,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 14:22:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-19 14:22:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 14:22:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 14:22:50,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 14:22:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure AscIsrQDone [2021-11-19 14:22:50,513 INFO L138 BoogieDeclarations]: Found implementation of procedure AscIsrQDone [2021-11-19 14:22:50,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-19 14:22:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-19 14:22:50,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_host_lock_of_Scsi_Host [2021-11-19 14:22:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_host_lock_of_Scsi_Host [2021-11-19 14:22:50,514 INFO L130 BoogieDeclarations]: Found specification of procedure AscIsChipHalted [2021-11-19 14:22:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure AscIsChipHalted [2021-11-19 14:22:50,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_isa_unregister_driver_120 [2021-11-19 14:22:50,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_isa_unregister_driver_120 [2021-11-19 14:22:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-11-19 14:22:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-11-19 14:22:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure AdvISR [2021-11-19 14:22:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvISR [2021-11-19 14:22:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure AscFindSignature [2021-11-19 14:22:50,515 INFO L138 BoogieDeclarations]: Found implementation of procedure AscFindSignature [2021-11-19 14:22:50,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-19 14:22:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-19 14:22:50,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_template_instance_probe_4_10 [2021-11-19 14:22:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_template_instance_probe_4_10 [2021-11-19 14:22:50,516 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2021-11-19 14:22:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2021-11-19 14:22:50,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-19 14:22:50,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-19 14:22:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_wide_free_mem [2021-11-19 14:22:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_wide_free_mem [2021-11-19 14:22:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetLibErrorCode [2021-11-19 14:22:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetLibErrorCode [2021-11-19 14:22:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-19 14:22:50,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-19 14:22:50,517 INFO L130 BoogieDeclarations]: Found specification of procedure asc_isr_callback [2021-11-19 14:22:50,518 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_isr_callback [2021-11-19 14:22:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-19 14:22:50,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-19 14:22:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-19 14:22:50,518 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-19 14:22:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:22:50,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-19 14:22:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-19 14:22:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_isa_remove [2021-11-19 14:22:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_isa_remove [2021-11-19 14:22:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_alloc [2021-11-19 14:22:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_alloc [2021-11-19 14:22:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure AscMemWordCopyPtrFromLram [2021-11-19 14:22:50,519 INFO L138 BoogieDeclarations]: Found implementation of procedure AscMemWordCopyPtrFromLram [2021-11-19 14:22:50,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:22:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2021-11-19 14:22:50,520 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2021-11-19 14:22:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitAsc38C0800Driver [2021-11-19 14:22:50,520 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitAsc38C0800Driver [2021-11-19 14:22:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetChipSDTR [2021-11-19 14:22:50,520 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetChipSDTR [2021-11-19 14:22:50,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:22:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 14:22:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_101 [2021-11-19 14:22:50,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_101 [2021-11-19 14:22:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-19 14:22:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:22:50,521 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-19 14:22:50,521 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-19 14:22:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure AdvSendIdleCmd [2021-11-19 14:22:50,522 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvSendIdleCmd [2021-11-19 14:22:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:22:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure AscGetNumOfFreeQueue [2021-11-19 14:22:50,522 INFO L138 BoogieDeclarations]: Found implementation of procedure AscGetNumOfFreeQueue [2021-11-19 14:22:50,522 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-11-19 14:22:50,522 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-11-19 14:22:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-19 14:22:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-19 14:22:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-19 14:22:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-19 14:22:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-19 14:22:50,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-19 14:22:50,523 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-19 14:22:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-19 14:22:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-19 14:22:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-19 14:22:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure AscInitAsc1000Driver [2021-11-19 14:22:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure AscInitAsc1000Driver [2021-11-19 14:22:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 14:22:50,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 14:22:50,524 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-19 14:22:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-19 14:22:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-19 14:22:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-19 14:22:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-19 14:22:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-19 14:22:50,525 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2021-11-19 14:22:50,525 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2021-11-19 14:22:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_alloc [2021-11-19 14:22:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_alloc [2021-11-19 14:22:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2021-11-19 14:22:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2021-11-19 14:22:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure asc_get_eeprom_string [2021-11-19 14:22:50,526 INFO L138 BoogieDeclarations]: Found implementation of procedure asc_get_eeprom_string [2021-11-19 14:22:50,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-19 14:22:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-19 14:22:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-19 14:22:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-19 14:22:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-19 14:22:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-19 14:22:50,527 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 14:22:50,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-19 14:22:50,528 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteEEPCmdReg [2021-11-19 14:22:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteEEPCmdReg [2021-11-19 14:22:50,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-19 14:22:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-19 14:22:50,528 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-19 14:22:50,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-19 14:22:50,528 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 14:22:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 14:22:50,529 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_reset [2021-11-19 14:22:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_reset [2021-11-19 14:22:50,529 INFO L130 BoogieDeclarations]: Found specification of procedure eisa_driver_unregister [2021-11-19 14:22:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure eisa_driver_unregister [2021-11-19 14:22:50,529 INFO L130 BoogieDeclarations]: Found specification of procedure AscStopChip [2021-11-19 14:22:50,529 INFO L138 BoogieDeclarations]: Found implementation of procedure AscStopChip [2021-11-19 14:22:50,530 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_info [2021-11-19 14:22:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_info [2021-11-19 14:22:50,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-19 14:22:50,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-19 14:22:50,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-19 14:22:50,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-19 14:22:50,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-19 14:22:50,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-19 14:22:50,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 14:22:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 14:22:50,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-19 14:22:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-19 14:22:50,531 INFO L130 BoogieDeclarations]: Found specification of procedure advansys_eisa_probe [2021-11-19 14:22:50,531 INFO L138 BoogieDeclarations]: Found implementation of procedure advansys_eisa_probe [2021-11-19 14:22:50,532 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteEEPWord [2021-11-19 14:22:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteEEPWord [2021-11-19 14:22:50,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_7_2 [2021-11-19 14:22:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_7_2 [2021-11-19 14:22:50,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_host_template_instance_release_4_2 [2021-11-19 14:22:50,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_host_template_instance_release_4_2 [2021-11-19 14:22:50,532 INFO L130 BoogieDeclarations]: Found specification of procedure AdvInitAsc3550Driver [2021-11-19 14:22:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvInitAsc3550Driver [2021-11-19 14:22:50,533 INFO L130 BoogieDeclarations]: Found specification of procedure AscWriteLramWord [2021-11-19 14:22:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure AscWriteLramWord [2021-11-19 14:22:50,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 14:22:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 14:22:50,533 INFO L130 BoogieDeclarations]: Found specification of procedure AdvBuildCarrierFreelist [2021-11-19 14:22:50,533 INFO L138 BoogieDeclarations]: Found implementation of procedure AdvBuildCarrierFreelist [2021-11-19 14:22:50,534 INFO L130 BoogieDeclarations]: Found specification of procedure AscStartChip [2021-11-19 14:22:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure AscStartChip [2021-11-19 14:22:50,534 INFO L130 BoogieDeclarations]: Found specification of procedure AscReadLramWord [2021-11-19 14:22:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure AscReadLramWord [2021-11-19 14:22:50,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-19 14:22:50,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-19 14:22:50,534 INFO L130 BoogieDeclarations]: Found specification of procedure AscSetChipIH [2021-11-19 14:22:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure AscSetChipIH [2021-11-19 14:22:50,535 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-11-19 14:22:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-11-19 14:22:50,535 INFO L130 BoogieDeclarations]: Found specification of procedure AscPutReadyQueue [2021-11-19 14:22:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure AscPutReadyQueue [2021-11-19 14:22:50,535 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-19 14:22:50,535 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-19 14:22:50,536 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_set_resid [2021-11-19 14:22:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_set_resid [2021-11-19 14:22:50,536 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-19 14:22:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-19 14:22:50,536 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2021-11-19 14:22:50,536 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2021-11-19 14:22:50,536 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-19 14:22:50,537 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-19 14:22:51,913 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:22:51,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:22:54,506 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 14:24:26,554 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:24:26,580 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:24:26,581 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-19 14:24:26,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:24:26 BoogieIcfgContainer [2021-11-19 14:24:26,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:24:26,592 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:24:26,592 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:24:26,595 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:24:26,596 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:22:39" (1/3) ... [2021-11-19 14:24:26,596 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fed7b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:24:26, skipping insertion in model container [2021-11-19 14:24:26,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:22:49" (2/3) ... [2021-11-19 14:24:26,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fed7b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:24:26, skipping insertion in model container [2021-11-19 14:24:26,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:24:26" (3/3) ... [2021-11-19 14:24:26,598 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--advansys.ko.cil.i [2021-11-19 14:24:26,604 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:24:26,604 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-11-19 14:24:26,677 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:24:26,683 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:24:26,683 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2021-11-19 14:24:26,799 INFO L276 IsEmpty]: Start isEmpty. Operand has 4311 states, 2831 states have (on average 1.353938537619216) internal successors, (3833), 2945 states have internal predecessors, (3833), 1295 states have call successors, (1295), 161 states have call predecessors, (1295), 160 states have return successors, (1291), 1288 states have call predecessors, (1291), 1291 states have call successors, (1291) [2021-11-19 14:24:26,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-19 14:24:26,813 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:26,814 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2021-11-19 14:24:26,814 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:24:26,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:26,819 INFO L85 PathProgramCache]: Analyzing trace with hash 464940885, now seen corresponding path program 1 times [2021-11-19 14:24:26,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:26,838 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [148518060] [2021-11-19 14:24:26,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:26,839 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:26,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:26,843 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:26,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:24:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:30,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 2428 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-19 14:24:30,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:31,520 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-19 14:24:31,520 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:33,355 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-19 14:24:33,356 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:24:33,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [148518060] [2021-11-19 14:24:33,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [148518060] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:24:33,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:24:33,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 11 [2021-11-19 14:24:33,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746160054] [2021-11-19 14:24:33,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:24:33,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 14:24:33,365 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:24:33,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 14:24:33,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-19 14:24:33,404 INFO L87 Difference]: Start difference. First operand has 4311 states, 2831 states have (on average 1.353938537619216) internal successors, (3833), 2945 states have internal predecessors, (3833), 1295 states have call successors, (1295), 161 states have call predecessors, (1295), 160 states have return successors, (1291), 1288 states have call predecessors, (1291), 1291 states have call successors, (1291) Second operand has 9 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (11), 5 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-19 14:24:37,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:24:37,495 INFO L93 Difference]: Finished difference Result 8594 states and 12985 transitions. [2021-11-19 14:24:37,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:24:37,498 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (11), 5 states have call predecessors, (11), 4 states have call successors, (11) Word has length 74 [2021-11-19 14:24:37,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:24:37,563 INFO L225 Difference]: With dead ends: 8594 [2021-11-19 14:24:37,563 INFO L226 Difference]: Without dead ends: 4285 [2021-11-19 14:24:37,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:24:37,612 INFO L933 BasicCegarLoop]: 6315 mSDtfsCounter, 238 mSDsluCounter, 43727 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 50042 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:24:37,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [379 Valid, 50042 Invalid, 384 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-11-19 14:24:37,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4285 states. [2021-11-19 14:24:38,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4285 to 4285. [2021-11-19 14:24:38,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4285 states, 2810 states have (on average 1.3398576512455516) internal successors, (3765), 2919 states have internal predecessors, (3765), 1287 states have call successors, (1287), 160 states have call predecessors, (1287), 160 states have return successors, (1286), 1282 states have call predecessors, (1286), 1285 states have call successors, (1286) [2021-11-19 14:24:38,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 6338 transitions. [2021-11-19 14:24:38,251 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 6338 transitions. Word has length 74 [2021-11-19 14:24:38,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:24:38,252 INFO L470 AbstractCegarLoop]: Abstraction has 4285 states and 6338 transitions. [2021-11-19 14:24:38,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.0) internal successors, (48), 8 states have internal predecessors, (48), 4 states have call successors, (12), 2 states have call predecessors, (12), 5 states have return successors, (11), 5 states have call predecessors, (11), 4 states have call successors, (11) [2021-11-19 14:24:38,252 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 6338 transitions. [2021-11-19 14:24:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-19 14:24:38,264 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:38,265 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:38,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:24:38,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:24:38,492 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:24:38,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:38,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1907740130, now seen corresponding path program 1 times [2021-11-19 14:24:38,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:38,496 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [330070697] [2021-11-19 14:24:38,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:38,496 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:38,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:38,497 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:38,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:24:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:41,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-19 14:24:41,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 93 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-19 14:24:43,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:45,636 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-19 14:24:45,637 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:24:45,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [330070697] [2021-11-19 14:24:45,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [330070697] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:24:45,637 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1322874426] [2021-11-19 14:24:45,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:45,637 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:24:45,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:24:45,647 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:24:45,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2021-11-19 14:24:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:47,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 2567 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-19 14:24:47,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:24:49,726 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-19 14:24:49,726 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:24:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-19 14:24:51,794 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1322874426] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:24:51,794 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 14:24:51,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [8, 8] total 19 [2021-11-19 14:24:51,795 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353822610] [2021-11-19 14:24:51,795 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:24:51,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:24:51,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:24:51,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:24:51,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-11-19 14:24:51,798 INFO L87 Difference]: Start difference. First operand 4285 states and 6338 transitions. Second operand has 12 states, 11 states have (on average 7.545454545454546) internal successors, (83), 10 states have internal predecessors, (83), 5 states have call successors, (33), 2 states have call predecessors, (33), 5 states have return successors, (33), 6 states have call predecessors, (33), 5 states have call successors, (33) [2021-11-19 14:24:54,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:24:54,706 INFO L93 Difference]: Finished difference Result 4586 states and 6710 transitions. [2021-11-19 14:24:54,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-19 14:24:54,707 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.545454545454546) internal successors, (83), 10 states have internal predecessors, (83), 5 states have call successors, (33), 2 states have call predecessors, (33), 5 states have return successors, (33), 6 states have call predecessors, (33), 5 states have call successors, (33) Word has length 135 [2021-11-19 14:24:54,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:24:54,861 INFO L225 Difference]: With dead ends: 4586 [2021-11-19 14:24:54,861 INFO L226 Difference]: Without dead ends: 4350 [2021-11-19 14:24:54,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2021-11-19 14:24:54,866 INFO L933 BasicCegarLoop]: 6440 mSDtfsCounter, 474 mSDsluCounter, 56823 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 367 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 63263 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 367 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:24:54,866 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [516 Valid, 63263 Invalid, 494 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [367 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-19 14:24:54,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4350 states. [2021-11-19 14:24:55,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4350 to 4285. [2021-11-19 14:24:55,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4285 states, 2810 states have (on average 1.3395017793594306) internal successors, (3764), 2918 states have internal predecessors, (3764), 1287 states have call successors, (1287), 160 states have call predecessors, (1287), 160 states have return successors, (1286), 1282 states have call predecessors, (1286), 1285 states have call successors, (1286) [2021-11-19 14:24:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 6337 transitions. [2021-11-19 14:24:55,165 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 6337 transitions. Word has length 135 [2021-11-19 14:24:55,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:24:55,168 INFO L470 AbstractCegarLoop]: Abstraction has 4285 states and 6337 transitions. [2021-11-19 14:24:55,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.545454545454546) internal successors, (83), 10 states have internal predecessors, (83), 5 states have call successors, (33), 2 states have call predecessors, (33), 5 states have return successors, (33), 6 states have call predecessors, (33), 5 states have call successors, (33) [2021-11-19 14:24:55,169 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 6337 transitions. [2021-11-19 14:24:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-19 14:24:55,180 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:24:55,181 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:24:55,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:24:55,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:24:55,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 14:24:55,609 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:24:55,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:24:55,609 INFO L85 PathProgramCache]: Analyzing trace with hash -380687918, now seen corresponding path program 1 times [2021-11-19 14:24:55,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:24:55,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [241514531] [2021-11-19 14:24:55,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:24:55,612 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:24:55,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:24:55,612 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:24:55,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:24:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:24:58,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 2673 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-19 14:24:58,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:25:02,472 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-19 14:25:02,473 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:25:09,330 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-19 14:25:09,331 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:25:09,331 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [241514531] [2021-11-19 14:25:09,331 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [241514531] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:25:09,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:25:09,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [10] total 20 [2021-11-19 14:25:09,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453173257] [2021-11-19 14:25:09,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:25:09,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:25:09,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:25:09,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:25:09,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:25:09,333 INFO L87 Difference]: Start difference. First operand 4285 states and 6337 transitions. Second operand has 13 states, 10 states have (on average 8.7) internal successors, (87), 9 states have internal predecessors, (87), 5 states have call successors, (29), 2 states have call predecessors, (29), 5 states have return successors, (28), 6 states have call predecessors, (28), 5 states have call successors, (28) [2021-11-19 14:25:14,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:25:14,403 INFO L93 Difference]: Finished difference Result 8567 states and 12671 transitions. [2021-11-19 14:25:14,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 14:25:14,404 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 8.7) internal successors, (87), 9 states have internal predecessors, (87), 5 states have call successors, (29), 2 states have call predecessors, (29), 5 states have return successors, (28), 6 states have call predecessors, (28), 5 states have call successors, (28) Word has length 171 [2021-11-19 14:25:14,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:25:14,505 INFO L225 Difference]: With dead ends: 8567 [2021-11-19 14:25:14,505 INFO L226 Difference]: Without dead ends: 4290 [2021-11-19 14:25:14,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2021-11-19 14:25:14,531 INFO L933 BasicCegarLoop]: 6300 mSDtfsCounter, 53 mSDsluCounter, 50263 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 56563 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-19 14:25:14,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [76 Valid, 56563 Invalid, 422 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2021-11-19 14:25:14,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4290 states. [2021-11-19 14:25:14,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4290 to 4285. [2021-11-19 14:25:14,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4285 states, 2810 states have (on average 1.3391459074733096) internal successors, (3763), 2917 states have internal predecessors, (3763), 1287 states have call successors, (1287), 160 states have call predecessors, (1287), 160 states have return successors, (1286), 1282 states have call predecessors, (1286), 1285 states have call successors, (1286) [2021-11-19 14:25:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 6336 transitions. [2021-11-19 14:25:14,800 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 6336 transitions. Word has length 171 [2021-11-19 14:25:14,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:25:14,801 INFO L470 AbstractCegarLoop]: Abstraction has 4285 states and 6336 transitions. [2021-11-19 14:25:14,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 8.7) internal successors, (87), 9 states have internal predecessors, (87), 5 states have call successors, (29), 2 states have call predecessors, (29), 5 states have return successors, (28), 6 states have call predecessors, (28), 5 states have call successors, (28) [2021-11-19 14:25:14,801 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 6336 transitions. [2021-11-19 14:25:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-19 14:25:14,806 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:25:14,807 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:25:14,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:25:15,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:25:15,023 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:25:15,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:25:15,024 INFO L85 PathProgramCache]: Analyzing trace with hash -234578140, now seen corresponding path program 1 times [2021-11-19 14:25:15,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:25:15,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [440871752] [2021-11-19 14:25:15,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:25:15,026 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:25:15,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:25:15,027 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:25:15,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:25:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:25:18,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 2673 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-19 14:25:18,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:25:19,790 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 128 proven. 3 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-19 14:25:19,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:25:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-19 14:25:22,284 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:25:22,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [440871752] [2021-11-19 14:25:22,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [440871752] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:25:22,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [619327228] [2021-11-19 14:25:22,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:25:22,285 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:25:22,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:25:22,292 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:25:22,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-19 14:25:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:25:24,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 2673 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-19 14:25:24,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:25:26,490 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-19 14:25:26,490 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:25:28,236 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-19 14:25:28,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [619327228] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:25:28,236 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 14:25:28,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 10] imperfect sequences [8, 8] total 19 [2021-11-19 14:25:28,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568131467] [2021-11-19 14:25:28,237 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:25:28,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:25:28,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:25:28,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:25:28,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-11-19 14:25:28,241 INFO L87 Difference]: Start difference. First operand 4285 states and 6336 transitions. Second operand has 12 states, 11 states have (on average 8.818181818181818) internal successors, (97), 10 states have internal predecessors, (97), 5 states have call successors, (36), 2 states have call predecessors, (36), 5 states have return successors, (36), 6 states have call predecessors, (36), 5 states have call successors, (36) [2021-11-19 14:25:31,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:25:31,497 INFO L93 Difference]: Finished difference Result 4587 states and 6710 transitions. [2021-11-19 14:25:31,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 14:25:31,498 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.818181818181818) internal successors, (97), 10 states have internal predecessors, (97), 5 states have call successors, (36), 2 states have call predecessors, (36), 5 states have return successors, (36), 6 states have call predecessors, (36), 5 states have call successors, (36) Word has length 171 [2021-11-19 14:25:31,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:25:31,536 INFO L225 Difference]: With dead ends: 4587 [2021-11-19 14:25:31,536 INFO L226 Difference]: Without dead ends: 4350 [2021-11-19 14:25:31,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 687 GetRequests, 664 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=70, Invalid=530, Unknown=0, NotChecked=0, Total=600 [2021-11-19 14:25:31,543 INFO L933 BasicCegarLoop]: 6372 mSDtfsCounter, 502 mSDsluCounter, 62599 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 366 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 68971 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 366 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:25:31,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [549 Valid, 68971 Invalid, 549 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [366 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-19 14:25:31,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4350 states. [2021-11-19 14:25:31,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4350 to 4285. [2021-11-19 14:25:31,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4285 states, 2810 states have (on average 1.3387900355871887) internal successors, (3762), 2916 states have internal predecessors, (3762), 1287 states have call successors, (1287), 160 states have call predecessors, (1287), 160 states have return successors, (1286), 1282 states have call predecessors, (1286), 1285 states have call successors, (1286) [2021-11-19 14:25:31,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 6335 transitions. [2021-11-19 14:25:31,843 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 6335 transitions. Word has length 171 [2021-11-19 14:25:31,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:25:31,844 INFO L470 AbstractCegarLoop]: Abstraction has 4285 states and 6335 transitions. [2021-11-19 14:25:31,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.818181818181818) internal successors, (97), 10 states have internal predecessors, (97), 5 states have call successors, (36), 2 states have call predecessors, (36), 5 states have return successors, (36), 6 states have call predecessors, (36), 5 states have call successors, (36) [2021-11-19 14:25:31,844 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 6335 transitions. [2021-11-19 14:25:31,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-19 14:25:31,850 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:25:31,850 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:25:31,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:25:32,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-19 14:25:32,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 14:25:32,264 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:25:32,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:25:32,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1467238831, now seen corresponding path program 1 times [2021-11-19 14:25:32,266 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:25:32,266 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1937283906] [2021-11-19 14:25:32,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:25:32,267 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:25:32,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:25:32,270 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:25:32,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-19 14:25:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:25:35,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 2761 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-19 14:25:35,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:25:37,695 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-19 14:25:37,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:25:41,788 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-19 14:25:41,788 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:25:41,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1937283906] [2021-11-19 14:25:41,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1937283906] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:25:41,788 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:25:41,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [] total 23 [2021-11-19 14:25:41,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167876421] [2021-11-19 14:25:41,789 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:25:41,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-19 14:25:41,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:25:41,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-19 14:25:41,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2021-11-19 14:25:41,791 INFO L87 Difference]: Start difference. First operand 4285 states and 6335 transitions. Second operand has 23 states, 21 states have (on average 4.904761904761905) internal successors, (103), 19 states have internal predecessors, (103), 8 states have call successors, (39), 2 states have call predecessors, (39), 7 states have return successors, (35), 10 states have call predecessors, (35), 8 states have call successors, (35) [2021-11-19 14:25:51,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:25:51,001 INFO L93 Difference]: Finished difference Result 8657 states and 12803 transitions. [2021-11-19 14:25:51,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-19 14:25:51,002 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 4.904761904761905) internal successors, (103), 19 states have internal predecessors, (103), 8 states have call successors, (39), 2 states have call predecessors, (39), 7 states have return successors, (35), 10 states have call predecessors, (35), 8 states have call successors, (35) Word has length 172 [2021-11-19 14:25:51,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:25:51,038 INFO L225 Difference]: With dead ends: 8657 [2021-11-19 14:25:51,038 INFO L226 Difference]: Without dead ends: 4379 [2021-11-19 14:25:51,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=131, Invalid=925, Unknown=0, NotChecked=0, Total=1056 [2021-11-19 14:25:51,066 INFO L933 BasicCegarLoop]: 6372 mSDtfsCounter, 118 mSDsluCounter, 95367 mSDsCounter, 0 mSdLazyCounter, 909 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 101739 SdHoareTripleChecker+Invalid, 960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:25:51,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [145 Valid, 101739 Invalid, 960 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [51 Valid, 909 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2021-11-19 14:25:51,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4379 states. [2021-11-19 14:25:51,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4379 to 4292. [2021-11-19 14:25:51,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4292 states, 2815 states have (on average 1.3381882770870337) internal successors, (3767), 2921 states have internal predecessors, (3767), 1289 states have call successors, (1289), 160 states have call predecessors, (1289), 160 states have return successors, (1288), 1284 states have call predecessors, (1288), 1287 states have call successors, (1288) [2021-11-19 14:25:51,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 4292 states and 6344 transitions. [2021-11-19 14:25:51,383 INFO L78 Accepts]: Start accepts. Automaton has 4292 states and 6344 transitions. Word has length 172 [2021-11-19 14:25:51,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:25:51,385 INFO L470 AbstractCegarLoop]: Abstraction has 4292 states and 6344 transitions. [2021-11-19 14:25:51,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 4.904761904761905) internal successors, (103), 19 states have internal predecessors, (103), 8 states have call successors, (39), 2 states have call predecessors, (39), 7 states have return successors, (35), 10 states have call predecessors, (35), 8 states have call successors, (35) [2021-11-19 14:25:51,386 INFO L276 IsEmpty]: Start isEmpty. Operand 4292 states and 6344 transitions. [2021-11-19 14:25:51,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-19 14:25:51,391 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:25:51,392 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:25:51,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-19 14:25:51,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:25:51,607 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:25:51,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:25:51,608 INFO L85 PathProgramCache]: Analyzing trace with hash -296503692, now seen corresponding path program 1 times [2021-11-19 14:25:51,610 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:25:51,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1205855757] [2021-11-19 14:25:51,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:25:51,611 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:25:51,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:25:51,612 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:25:51,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-19 14:25:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:25:54,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-19 14:25:54,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:25:56,650 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 105 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-19 14:25:56,650 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:25:58,366 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-19 14:25:58,366 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:25:58,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1205855757] [2021-11-19 14:25:58,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1205855757] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:25:58,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1310208841] [2021-11-19 14:25:58,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:25:58,367 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:25:58,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:25:58,369 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:25:58,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-19 14:26:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:26:04,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-19 14:26:04,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:26:06,850 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-19 14:26:06,851 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:26:08,074 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-19 14:26:08,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1310208841] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:26:08,075 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-19 14:26:08,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8, 8, 6] total 13 [2021-11-19 14:26:08,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145997174] [2021-11-19 14:26:08,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:26:08,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:26:08,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:26:08,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:26:08,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:26:08,077 INFO L87 Difference]: Start difference. First operand 4292 states and 6344 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-19 14:26:08,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:26:08,526 INFO L93 Difference]: Finished difference Result 8579 states and 12683 transitions. [2021-11-19 14:26:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:26:08,527 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 3 states have call successors, (27) Word has length 168 [2021-11-19 14:26:08,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:26:08,562 INFO L225 Difference]: With dead ends: 8579 [2021-11-19 14:26:08,563 INFO L226 Difference]: Without dead ends: 4295 [2021-11-19 14:26:08,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 669 GetRequests, 657 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-11-19 14:26:08,587 INFO L933 BasicCegarLoop]: 6333 mSDtfsCounter, 45 mSDsluCounter, 25260 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 31593 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:26:08,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [66 Valid, 31593 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:26:08,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4295 states. [2021-11-19 14:26:08,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4295 to 4292. [2021-11-19 14:26:08,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4292 states, 2815 states have (on average 1.3378330373001777) internal successors, (3766), 2920 states have internal predecessors, (3766), 1289 states have call successors, (1289), 160 states have call predecessors, (1289), 160 states have return successors, (1288), 1284 states have call predecessors, (1288), 1287 states have call successors, (1288) [2021-11-19 14:26:08,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4292 states to 4292 states and 6343 transitions. [2021-11-19 14:26:08,850 INFO L78 Accepts]: Start accepts. Automaton has 4292 states and 6343 transitions. Word has length 168 [2021-11-19 14:26:08,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:26:08,853 INFO L470 AbstractCegarLoop]: Abstraction has 4292 states and 6343 transitions. [2021-11-19 14:26:08,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.0) internal successors, (84), 5 states have internal predecessors, (84), 3 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (27), 4 states have call predecessors, (27), 3 states have call successors, (27) [2021-11-19 14:26:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 4292 states and 6343 transitions. [2021-11-19 14:26:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-19 14:26:08,856 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:26:08,857 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:26:08,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-19 14:26:09,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2021-11-19 14:26:09,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 14:26:09,280 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:26:09,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:26:09,280 INFO L85 PathProgramCache]: Analyzing trace with hash -940211311, now seen corresponding path program 1 times [2021-11-19 14:26:09,283 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:26:09,283 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589830191] [2021-11-19 14:26:09,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:26:09,284 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:26:09,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:26:09,286 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:26:09,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-19 14:26:12,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:26:12,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 2761 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-19 14:26:12,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:26:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-19 14:26:14,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:26:19,081 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-19 14:26:19,081 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:26:19,081 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589830191] [2021-11-19 14:26:19,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [589830191] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:26:19,082 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:26:19,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [] total 23 [2021-11-19 14:26:19,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735337804] [2021-11-19 14:26:19,082 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:26:19,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-19 14:26:19,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:26:19,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-19 14:26:19,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=452, Unknown=0, NotChecked=0, Total=506 [2021-11-19 14:26:19,084 INFO L87 Difference]: Start difference. First operand 4292 states and 6343 transitions. Second operand has 23 states, 21 states have (on average 4.904761904761905) internal successors, (103), 19 states have internal predecessors, (103), 8 states have call successors, (39), 2 states have call predecessors, (39), 7 states have return successors, (35), 10 states have call predecessors, (35), 8 states have call successors, (35) [2021-11-19 14:26:28,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:26:28,413 INFO L93 Difference]: Finished difference Result 8669 states and 12817 transitions. [2021-11-19 14:26:28,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-19 14:26:28,414 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 4.904761904761905) internal successors, (103), 19 states have internal predecessors, (103), 8 states have call successors, (39), 2 states have call predecessors, (39), 7 states have return successors, (35), 10 states have call predecessors, (35), 8 states have call successors, (35) Word has length 172 [2021-11-19 14:26:28,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:26:28,445 INFO L225 Difference]: With dead ends: 8669 [2021-11-19 14:26:28,445 INFO L226 Difference]: Without dead ends: 4384 [2021-11-19 14:26:28,465 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=131, Invalid=925, Unknown=0, NotChecked=0, Total=1056 [2021-11-19 14:26:28,466 INFO L933 BasicCegarLoop]: 6363 mSDtfsCounter, 107 mSDsluCounter, 108021 mSDsCounter, 0 mSdLazyCounter, 950 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 114384 SdHoareTripleChecker+Invalid, 999 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:26:28,466 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 114384 Invalid, 999 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [49 Valid, 950 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2021-11-19 14:26:28,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4384 states. [2021-11-19 14:26:28,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4384 to 4299. [2021-11-19 14:26:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4299 states, 2820 states have (on average 1.3372340425531914) internal successors, (3771), 2925 states have internal predecessors, (3771), 1291 states have call successors, (1291), 160 states have call predecessors, (1291), 160 states have return successors, (1290), 1286 states have call predecessors, (1290), 1289 states have call successors, (1290) [2021-11-19 14:26:28,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 4299 states and 6352 transitions. [2021-11-19 14:26:28,736 INFO L78 Accepts]: Start accepts. Automaton has 4299 states and 6352 transitions. Word has length 172 [2021-11-19 14:26:28,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:26:28,737 INFO L470 AbstractCegarLoop]: Abstraction has 4299 states and 6352 transitions. [2021-11-19 14:26:28,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 4.904761904761905) internal successors, (103), 19 states have internal predecessors, (103), 8 states have call successors, (39), 2 states have call predecessors, (39), 7 states have return successors, (35), 10 states have call predecessors, (35), 8 states have call successors, (35) [2021-11-19 14:26:28,738 INFO L276 IsEmpty]: Start isEmpty. Operand 4299 states and 6352 transitions. [2021-11-19 14:26:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-19 14:26:28,742 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:26:28,742 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:26:28,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-19 14:26:28,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:26:28,955 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:26:28,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:26:28,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1878889486, now seen corresponding path program 1 times [2021-11-19 14:26:28,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:26:28,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1388777361] [2021-11-19 14:26:28,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:26:28,959 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:26:28,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:26:28,961 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:26:28,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-19 14:26:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:26:32,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 2716 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-19 14:26:32,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:26:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-19 14:26:34,102 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:26:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 25 proven. 9 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-11-19 14:26:36,570 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:26:36,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1388777361] [2021-11-19 14:26:36,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1388777361] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:26:36,571 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:26:36,571 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 11 [2021-11-19 14:26:36,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316825748] [2021-11-19 14:26:36,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:26:36,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 14:26:36,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:26:36,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 14:26:36,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-19 14:26:36,574 INFO L87 Difference]: Start difference. First operand 4299 states and 6352 transitions. Second operand has 9 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 4 states have call successors, (27), 2 states have call predecessors, (27), 5 states have return successors, (26), 5 states have call predecessors, (26), 4 states have call successors, (26) [2021-11-19 14:26:40,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:26:40,194 INFO L93 Difference]: Finished difference Result 8431 states and 12460 transitions. [2021-11-19 14:26:40,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:26:40,195 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 4 states have call successors, (27), 2 states have call predecessors, (27), 5 states have return successors, (26), 5 states have call predecessors, (26), 4 states have call successors, (26) Word has length 180 [2021-11-19 14:26:40,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:26:40,223 INFO L225 Difference]: With dead ends: 8431 [2021-11-19 14:26:40,223 INFO L226 Difference]: Without dead ends: 4295 [2021-11-19 14:26:40,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:26:40,242 INFO L933 BasicCegarLoop]: 6296 mSDtfsCounter, 225 mSDsluCounter, 43609 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 49905 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:26:40,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [361 Valid, 49905 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-11-19 14:26:40,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4295 states. [2021-11-19 14:26:40,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4295 to 4295. [2021-11-19 14:26:40,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4295 states, 2818 states have (on average 1.3371185237757275) internal successors, (3768), 2922 states have internal predecessors, (3768), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 159 states have return successors, (1288), 1285 states have call predecessors, (1288), 1288 states have call successors, (1288) [2021-11-19 14:26:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4295 states to 4295 states and 6346 transitions. [2021-11-19 14:26:40,512 INFO L78 Accepts]: Start accepts. Automaton has 4295 states and 6346 transitions. Word has length 180 [2021-11-19 14:26:40,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:26:40,514 INFO L470 AbstractCegarLoop]: Abstraction has 4295 states and 6346 transitions. [2021-11-19 14:26:40,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 10.5) internal successors, (84), 8 states have internal predecessors, (84), 4 states have call successors, (27), 2 states have call predecessors, (27), 5 states have return successors, (26), 5 states have call predecessors, (26), 4 states have call successors, (26) [2021-11-19 14:26:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 4295 states and 6346 transitions. [2021-11-19 14:26:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-19 14:26:40,518 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:26:40,519 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:26:40,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-19 14:26:40,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:26:40,741 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:26:40,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:26:40,742 INFO L85 PathProgramCache]: Analyzing trace with hash 947724046, now seen corresponding path program 1 times [2021-11-19 14:26:40,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:26:40,744 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1670355817] [2021-11-19 14:26:40,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:26:40,745 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:26:40,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:26:40,748 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:26:40,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-19 14:26:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:26:44,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 2791 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:26:44,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:26:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-19 14:26:46,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:26:48,307 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-19 14:26:48,307 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:26:48,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1670355817] [2021-11-19 14:26:48,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1670355817] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:26:48,308 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:26:48,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-19 14:26:48,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846345691] [2021-11-19 14:26:48,308 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:26:48,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:26:48,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:26:48,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:26:48,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-19 14:26:48,309 INFO L87 Difference]: Start difference. First operand 4295 states and 6346 transitions. Second operand has 12 states, 12 states have (on average 10.166666666666666) internal successors, (122), 8 states have internal predecessors, (122), 2 states have call successors, (45), 2 states have call predecessors, (45), 6 states have return successors, (43), 6 states have call predecessors, (43), 2 states have call successors, (43) [2021-11-19 14:26:48,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:26:48,824 INFO L93 Difference]: Finished difference Result 8614 states and 12734 transitions. [2021-11-19 14:26:48,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-19 14:26:48,825 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.166666666666666) internal successors, (122), 8 states have internal predecessors, (122), 2 states have call successors, (45), 2 states have call predecessors, (45), 6 states have return successors, (43), 6 states have call predecessors, (43), 2 states have call successors, (43) Word has length 190 [2021-11-19 14:26:48,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:26:48,843 INFO L225 Difference]: With dead ends: 8614 [2021-11-19 14:26:48,843 INFO L226 Difference]: Without dead ends: 4327 [2021-11-19 14:26:48,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-19 14:26:48,863 INFO L933 BasicCegarLoop]: 6346 mSDtfsCounter, 32 mSDsluCounter, 38064 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 44410 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:26:48,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 44410 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:26:48,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4327 states. [2021-11-19 14:26:49,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4327 to 4302. [2021-11-19 14:26:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4302 states, 2823 states have (on average 1.3365214311016649) internal successors, (3773), 2927 states have internal predecessors, (3773), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 161 states have return successors, (1296), 1287 states have call predecessors, (1296), 1288 states have call successors, (1296) [2021-11-19 14:26:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 4302 states and 6359 transitions. [2021-11-19 14:26:49,125 INFO L78 Accepts]: Start accepts. Automaton has 4302 states and 6359 transitions. Word has length 190 [2021-11-19 14:26:49,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:26:49,128 INFO L470 AbstractCegarLoop]: Abstraction has 4302 states and 6359 transitions. [2021-11-19 14:26:49,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.166666666666666) internal successors, (122), 8 states have internal predecessors, (122), 2 states have call successors, (45), 2 states have call predecessors, (45), 6 states have return successors, (43), 6 states have call predecessors, (43), 2 states have call successors, (43) [2021-11-19 14:26:49,129 INFO L276 IsEmpty]: Start isEmpty. Operand 4302 states and 6359 transitions. [2021-11-19 14:26:49,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-19 14:26:49,135 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:26:49,135 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:26:49,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-19 14:26:49,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:26:49,352 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:26:49,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:26:49,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1503252450, now seen corresponding path program 1 times [2021-11-19 14:26:49,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:26:49,356 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [82902837] [2021-11-19 14:26:49,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:26:49,356 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:26:49,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:26:49,358 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:26:49,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-19 14:26:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:26:53,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 2866 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-19 14:26:53,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:26:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-11-19 14:26:54,480 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:26:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2021-11-19 14:26:55,612 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:26:55,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [82902837] [2021-11-19 14:26:55,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [82902837] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:26:55,613 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:26:55,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2021-11-19 14:26:55,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782335279] [2021-11-19 14:26:55,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:26:55,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:26:55,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:26:55,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:26:55,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:26:55,615 INFO L87 Difference]: Start difference. First operand 4302 states and 6359 transitions. Second operand has 8 states, 8 states have (on average 10.5) internal successors, (84), 7 states have internal predecessors, (84), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-19 14:26:59,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:26:59,033 INFO L93 Difference]: Finished difference Result 4674 states and 6854 transitions. [2021-11-19 14:26:59,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:26:59,034 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 7 states have internal predecessors, (84), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) Word has length 245 [2021-11-19 14:26:59,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:26:59,059 INFO L225 Difference]: With dead ends: 4674 [2021-11-19 14:26:59,059 INFO L226 Difference]: Without dead ends: 4439 [2021-11-19 14:26:59,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 481 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:26:59,064 INFO L933 BasicCegarLoop]: 6454 mSDtfsCounter, 84 mSDsluCounter, 38342 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 44796 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:26:59,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 44796 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-19 14:26:59,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4439 states. [2021-11-19 14:26:59,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4439 to 4305. [2021-11-19 14:26:59,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4305 states, 2826 states have (on average 1.3361641896673744) internal successors, (3776), 2930 states have internal predecessors, (3776), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 161 states have return successors, (1296), 1287 states have call predecessors, (1296), 1288 states have call successors, (1296) [2021-11-19 14:26:59,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 4305 states and 6362 transitions. [2021-11-19 14:26:59,344 INFO L78 Accepts]: Start accepts. Automaton has 4305 states and 6362 transitions. Word has length 245 [2021-11-19 14:26:59,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:26:59,345 INFO L470 AbstractCegarLoop]: Abstraction has 4305 states and 6362 transitions. [2021-11-19 14:26:59,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.5) internal successors, (84), 7 states have internal predecessors, (84), 2 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (29), 3 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-19 14:26:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 4305 states and 6362 transitions. [2021-11-19 14:26:59,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-19 14:26:59,351 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:26:59,351 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:26:59,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-19 14:26:59,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:26:59,576 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:26:59,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:26:59,576 INFO L85 PathProgramCache]: Analyzing trace with hash -429832710, now seen corresponding path program 1 times [2021-11-19 14:26:59,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:26:59,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1521831291] [2021-11-19 14:26:59,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:26:59,580 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:26:59,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:26:59,582 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:26:59,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-19 14:27:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:03,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 2823 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-19 14:27:03,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:05,896 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-11-19 14:27:05,896 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:11,108 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2021-11-19 14:27:11,108 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:11,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1521831291] [2021-11-19 14:27:11,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1521831291] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:11,108 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:27:11,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2021-11-19 14:27:11,109 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980332118] [2021-11-19 14:27:11,109 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:11,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-19 14:27:11,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:11,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-19 14:27:11,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-11-19 14:27:11,111 INFO L87 Difference]: Start difference. First operand 4305 states and 6362 transitions. Second operand has 25 states, 23 states have (on average 5.304347826086956) internal successors, (122), 21 states have internal predecessors, (122), 10 states have call successors, (48), 2 states have call predecessors, (48), 7 states have return successors, (44), 12 states have call predecessors, (44), 10 states have call successors, (44) [2021-11-19 14:27:25,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:25,868 INFO L93 Difference]: Finished difference Result 8732 states and 12906 transitions. [2021-11-19 14:27:25,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-19 14:27:25,869 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 5.304347826086956) internal successors, (122), 21 states have internal predecessors, (122), 10 states have call successors, (48), 2 states have call predecessors, (48), 7 states have return successors, (44), 12 states have call predecessors, (44), 10 states have call successors, (44) Word has length 206 [2021-11-19 14:27:25,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:25,899 INFO L225 Difference]: With dead ends: 8732 [2021-11-19 14:27:25,899 INFO L226 Difference]: Without dead ends: 4433 [2021-11-19 14:27:25,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 389 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 9.2s TimeCoverageRelationStatistics Valid=289, Invalid=1873, Unknown=0, NotChecked=0, Total=2162 [2021-11-19 14:27:25,921 INFO L933 BasicCegarLoop]: 6364 mSDtfsCounter, 206 mSDsluCounter, 114202 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 120566 SdHoareTripleChecker+Invalid, 1248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:25,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 120566 Invalid, 1248 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [114 Valid, 1134 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2021-11-19 14:27:25,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4433 states. [2021-11-19 14:27:26,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4433 to 4305. [2021-11-19 14:27:26,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4305 states, 2826 states have (on average 1.3361641896673744) internal successors, (3776), 2930 states have internal predecessors, (3776), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 161 states have return successors, (1296), 1287 states have call predecessors, (1296), 1288 states have call successors, (1296) [2021-11-19 14:27:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 4305 states and 6362 transitions. [2021-11-19 14:27:26,215 INFO L78 Accepts]: Start accepts. Automaton has 4305 states and 6362 transitions. Word has length 206 [2021-11-19 14:27:26,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:26,216 INFO L470 AbstractCegarLoop]: Abstraction has 4305 states and 6362 transitions. [2021-11-19 14:27:26,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 5.304347826086956) internal successors, (122), 21 states have internal predecessors, (122), 10 states have call successors, (48), 2 states have call predecessors, (48), 7 states have return successors, (44), 12 states have call predecessors, (44), 10 states have call successors, (44) [2021-11-19 14:27:26,216 INFO L276 IsEmpty]: Start isEmpty. Operand 4305 states and 6362 transitions. [2021-11-19 14:27:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-19 14:27:26,223 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:26,223 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 9, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:26,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:26,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:26,439 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:27:26,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:26,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1980841128, now seen corresponding path program 1 times [2021-11-19 14:27:26,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:26,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1912090104] [2021-11-19 14:27:26,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:26,443 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:26,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:26,444 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:26,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-19 14:27:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:30,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 2877 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:27:30,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:31,696 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-19 14:27:31,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:32,428 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 538 trivial. 0 not checked. [2021-11-19 14:27:32,429 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:32,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1912090104] [2021-11-19 14:27:32,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1912090104] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:32,429 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:27:32,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-19 14:27:32,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776255720] [2021-11-19 14:27:32,429 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:32,430 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:27:32,430 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:32,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:27:32,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:27:32,430 INFO L87 Difference]: Start difference. First operand 4305 states and 6362 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-19 14:27:32,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:32,896 INFO L93 Difference]: Finished difference Result 4608 states and 6738 transitions. [2021-11-19 14:27:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:27:32,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 254 [2021-11-19 14:27:32,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:32,916 INFO L225 Difference]: With dead ends: 4608 [2021-11-19 14:27:32,916 INFO L226 Difference]: Without dead ends: 4370 [2021-11-19 14:27:32,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 504 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:27:32,921 INFO L933 BasicCegarLoop]: 6438 mSDtfsCounter, 246 mSDsluCounter, 12383 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 18821 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:32,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [298 Valid, 18821 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:27:32,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4370 states. [2021-11-19 14:27:33,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4370 to 4305. [2021-11-19 14:27:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4305 states, 2826 states have (on average 1.3358103326256192) internal successors, (3775), 2929 states have internal predecessors, (3775), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 161 states have return successors, (1296), 1287 states have call predecessors, (1296), 1288 states have call successors, (1296) [2021-11-19 14:27:33,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4305 states to 4305 states and 6361 transitions. [2021-11-19 14:27:33,201 INFO L78 Accepts]: Start accepts. Automaton has 4305 states and 6361 transitions. Word has length 254 [2021-11-19 14:27:33,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:33,201 INFO L470 AbstractCegarLoop]: Abstraction has 4305 states and 6361 transitions. [2021-11-19 14:27:33,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-19 14:27:33,202 INFO L276 IsEmpty]: Start isEmpty. Operand 4305 states and 6361 transitions. [2021-11-19 14:27:33,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-19 14:27:33,207 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:33,207 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:33,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:33,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:33,432 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:27:33,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:33,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1057263491, now seen corresponding path program 1 times [2021-11-19 14:27:33,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:33,436 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [845609612] [2021-11-19 14:27:33,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:33,436 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:33,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:33,437 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:33,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-19 14:27:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:37,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 2844 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:27:37,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-19 14:27:39,194 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:41,580 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-19 14:27:41,580 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:41,581 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [845609612] [2021-11-19 14:27:41,581 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [845609612] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:27:41,581 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:27:41,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2021-11-19 14:27:41,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902126481] [2021-11-19 14:27:41,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:41,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-19 14:27:41,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:41,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-19 14:27:41,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-19 14:27:41,584 INFO L87 Difference]: Start difference. First operand 4305 states and 6361 transitions. Second operand has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (28), 4 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-19 14:27:42,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:42,047 INFO L93 Difference]: Finished difference Result 8620 states and 12739 transitions. [2021-11-19 14:27:42,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:27:42,050 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (28), 4 states have call predecessors, (28), 2 states have call successors, (28) Word has length 201 [2021-11-19 14:27:42,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:42,071 INFO L225 Difference]: With dead ends: 8620 [2021-11-19 14:27:42,071 INFO L226 Difference]: Without dead ends: 4323 [2021-11-19 14:27:42,091 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 390 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-19 14:27:42,091 INFO L933 BasicCegarLoop]: 6340 mSDtfsCounter, 11 mSDsluCounter, 31683 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 38023 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:42,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 38023 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:27:42,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4323 states. [2021-11-19 14:27:42,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4323 to 4307. [2021-11-19 14:27:42,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4307 states, 2828 states have (on average 1.3355728429985856) internal successors, (3777), 2930 states have internal predecessors, (3777), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 161 states have return successors, (1296), 1288 states have call predecessors, (1296), 1288 states have call successors, (1296) [2021-11-19 14:27:42,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 4307 states and 6363 transitions. [2021-11-19 14:27:42,372 INFO L78 Accepts]: Start accepts. Automaton has 4307 states and 6363 transitions. Word has length 201 [2021-11-19 14:27:42,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:42,374 INFO L470 AbstractCegarLoop]: Abstraction has 4307 states and 6363 transitions. [2021-11-19 14:27:42,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.428571428571429) internal successors, (101), 5 states have internal predecessors, (101), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (28), 4 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-19 14:27:42,375 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 6363 transitions. [2021-11-19 14:27:42,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-19 14:27:42,382 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:42,382 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:42,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:42,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:42,607 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:27:42,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:42,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1370972362, now seen corresponding path program 1 times [2021-11-19 14:27:42,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:42,612 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [209067470] [2021-11-19 14:27:42,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:42,612 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:42,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:42,614 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:42,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-19 14:27:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:47,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 3031 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-19 14:27:47,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:51,065 INFO L134 CoverageAnalysis]: Checked inductivity of 971 backedges. 463 proven. 0 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2021-11-19 14:27:51,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 971 backedges. 96 proven. 36 refuted. 0 times theorem prover too weak. 839 trivial. 0 not checked. [2021-11-19 14:27:56,501 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:56,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [209067470] [2021-11-19 14:27:56,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [209067470] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:27:56,501 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:27:56,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [10] total 20 [2021-11-19 14:27:56,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753674117] [2021-11-19 14:27:56,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:56,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-19 14:27:56,502 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:56,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-19 14:27:56,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:27:56,503 INFO L87 Difference]: Start difference. First operand 4307 states and 6363 transitions. Second operand has 13 states, 10 states have (on average 8.8) internal successors, (88), 9 states have internal predecessors, (88), 5 states have call successors, (32), 2 states have call predecessors, (32), 5 states have return successors, (31), 6 states have call predecessors, (31), 5 states have call successors, (31) [2021-11-19 14:28:02,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:28:02,304 INFO L93 Difference]: Finished difference Result 8498 states and 12577 transitions. [2021-11-19 14:28:02,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-19 14:28:02,305 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 8.8) internal successors, (88), 9 states have internal predecessors, (88), 5 states have call successors, (32), 2 states have call predecessors, (32), 5 states have return successors, (31), 6 states have call predecessors, (31), 5 states have call successors, (31) Word has length 294 [2021-11-19 14:28:02,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:28:02,328 INFO L225 Difference]: With dead ends: 8498 [2021-11-19 14:28:02,328 INFO L226 Difference]: Without dead ends: 4378 [2021-11-19 14:28:02,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 589 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2021-11-19 14:28:02,346 INFO L933 BasicCegarLoop]: 6410 mSDtfsCounter, 122 mSDsluCounter, 63825 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 208 SdHoareTripleChecker+Valid, 70235 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:28:02,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [208 Valid, 70235 Invalid, 502 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 496 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-11-19 14:28:02,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4378 states. [2021-11-19 14:28:02,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4378 to 4307. [2021-11-19 14:28:02,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4307 states, 2828 states have (on average 1.3352192362093351) internal successors, (3776), 2929 states have internal predecessors, (3776), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 161 states have return successors, (1296), 1288 states have call predecessors, (1296), 1288 states have call successors, (1296) [2021-11-19 14:28:02,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 4307 states and 6362 transitions. [2021-11-19 14:28:02,605 INFO L78 Accepts]: Start accepts. Automaton has 4307 states and 6362 transitions. Word has length 294 [2021-11-19 14:28:02,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:28:02,606 INFO L470 AbstractCegarLoop]: Abstraction has 4307 states and 6362 transitions. [2021-11-19 14:28:02,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 8.8) internal successors, (88), 9 states have internal predecessors, (88), 5 states have call successors, (32), 2 states have call predecessors, (32), 5 states have return successors, (31), 6 states have call predecessors, (31), 5 states have call successors, (31) [2021-11-19 14:28:02,607 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 6362 transitions. [2021-11-19 14:28:02,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-19 14:28:02,611 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:28:02,611 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:28:02,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-19 14:28:02,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:28:02,827 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:28:02,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:28:02,828 INFO L85 PathProgramCache]: Analyzing trace with hash 696326181, now seen corresponding path program 1 times [2021-11-19 14:28:02,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:28:02,832 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244799070] [2021-11-19 14:28:02,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:28:02,832 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:28:02,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:28:02,833 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:28:02,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-19 14:28:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:28:07,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 3042 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:28:07,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:28:08,569 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2021-11-19 14:28:08,569 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:28:09,685 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 972 trivial. 0 not checked. [2021-11-19 14:28:09,685 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:28:09,685 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244799070] [2021-11-19 14:28:09,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1244799070] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:28:09,686 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:28:09,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:28:09,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219333580] [2021-11-19 14:28:09,689 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:28:09,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:28:09,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:28:09,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:28:09,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:28:09,691 INFO L87 Difference]: Start difference. First operand 4307 states and 6362 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-19 14:28:15,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:28:15,519 INFO L93 Difference]: Finished difference Result 8602 states and 12728 transitions. [2021-11-19 14:28:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:28:15,520 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 298 [2021-11-19 14:28:15,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:28:15,537 INFO L225 Difference]: With dead ends: 8602 [2021-11-19 14:28:15,537 INFO L226 Difference]: Without dead ends: 4303 [2021-11-19 14:28:15,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 592 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:28:15,555 INFO L933 BasicCegarLoop]: 6320 mSDtfsCounter, 10043 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 2568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10043 SdHoareTripleChecker+Valid, 6320 SdHoareTripleChecker+Invalid, 2569 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2568 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:28:15,556 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10043 Valid, 6320 Invalid, 2569 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2568 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2021-11-19 14:28:15,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4303 states. [2021-11-19 14:28:15,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4303 to 4303. [2021-11-19 14:28:15,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4303 states, 2825 states have (on average 1.3348672566371682) internal successors, (3771), 2925 states have internal predecessors, (3771), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 161 states have return successors, (1296), 1288 states have call predecessors, (1296), 1288 states have call successors, (1296) [2021-11-19 14:28:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4303 states to 4303 states and 6357 transitions. [2021-11-19 14:28:15,991 INFO L78 Accepts]: Start accepts. Automaton has 4303 states and 6357 transitions. Word has length 298 [2021-11-19 14:28:15,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:28:15,992 INFO L470 AbstractCegarLoop]: Abstraction has 4303 states and 6357 transitions. [2021-11-19 14:28:15,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 4 states have internal predecessors, (88), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-19 14:28:15,992 INFO L276 IsEmpty]: Start isEmpty. Operand 4303 states and 6357 transitions. [2021-11-19 14:28:15,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-19 14:28:15,996 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:28:15,997 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:28:16,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-19 14:28:16,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:28:16,214 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:28:16,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:28:16,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1045077500, now seen corresponding path program 1 times [2021-11-19 14:28:16,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:28:16,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17765473] [2021-11-19 14:28:16,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:28:16,222 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:28:16,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:28:16,223 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:28:16,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-19 14:28:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:28:20,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 3096 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:28:20,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:28:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-19 14:28:21,815 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:28:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-11-19 14:28:22,888 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:28:22,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17765473] [2021-11-19 14:28:22,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [17765473] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:28:22,888 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:28:22,889 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-19 14:28:22,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773360634] [2021-11-19 14:28:22,889 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:28:22,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:28:22,890 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:28:22,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:28:22,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:28:22,890 INFO L87 Difference]: Start difference. First operand 4303 states and 6357 transitions. Second operand has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-19 14:28:23,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:28:23,182 INFO L93 Difference]: Finished difference Result 8620 states and 12741 transitions. [2021-11-19 14:28:23,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:28:23,184 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) Word has length 306 [2021-11-19 14:28:23,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:28:23,204 INFO L225 Difference]: With dead ends: 8620 [2021-11-19 14:28:23,204 INFO L226 Difference]: Without dead ends: 4325 [2021-11-19 14:28:23,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 607 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:28:23,216 INFO L933 BasicCegarLoop]: 6343 mSDtfsCounter, 12 mSDsluCounter, 19006 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 25349 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:28:23,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 25349 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:28:23,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4325 states. [2021-11-19 14:28:23,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4325 to 4307. [2021-11-19 14:28:23,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4307 states, 2828 states have (on average 1.3345120226308345) internal successors, (3774), 2928 states have internal predecessors, (3774), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 162 states have return successors, (1302), 1289 states have call predecessors, (1302), 1288 states have call successors, (1302) [2021-11-19 14:28:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 4307 states and 6366 transitions. [2021-11-19 14:28:23,578 INFO L78 Accepts]: Start accepts. Automaton has 4307 states and 6366 transitions. Word has length 306 [2021-11-19 14:28:23,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:28:23,579 INFO L470 AbstractCegarLoop]: Abstraction has 4307 states and 6366 transitions. [2021-11-19 14:28:23,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.8) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (47), 2 states have call predecessors, (47), 3 states have return successors, (44), 3 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-19 14:28:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 6366 transitions. [2021-11-19 14:28:23,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-19 14:28:23,583 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:28:23,583 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:28:23,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-19 14:28:23,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:28:23,807 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:28:23,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:28:23,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1019679008, now seen corresponding path program 1 times [2021-11-19 14:28:23,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:28:23,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [931561359] [2021-11-19 14:28:23,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:28:23,811 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:28:23,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:28:23,812 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:28:23,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-19 14:28:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:28:27,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 2877 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:28:27,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:28:28,716 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-19 14:28:28,716 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:28:29,644 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-11-19 14:28:29,645 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:28:29,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [931561359] [2021-11-19 14:28:29,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [931561359] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:28:29,645 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:28:29,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-19 14:28:29,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246813619] [2021-11-19 14:28:29,646 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:28:29,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:28:29,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:28:29,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:28:29,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:28:29,648 INFO L87 Difference]: Start difference. First operand 4307 states and 6366 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (41), 3 states have call predecessors, (41), 2 states have call successors, (41) [2021-11-19 14:28:29,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:28:29,997 INFO L93 Difference]: Finished difference Result 8626 states and 12752 transitions. [2021-11-19 14:28:30,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:28:30,000 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (41), 3 states have call predecessors, (41), 2 states have call successors, (41) Word has length 218 [2021-11-19 14:28:30,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:28:30,014 INFO L225 Difference]: With dead ends: 8626 [2021-11-19 14:28:30,014 INFO L226 Difference]: Without dead ends: 4327 [2021-11-19 14:28:30,026 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 434 GetRequests, 431 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:28:30,026 INFO L933 BasicCegarLoop]: 6343 mSDtfsCounter, 12 mSDsluCounter, 19006 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 25349 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:28:30,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 25349 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:28:30,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4327 states. [2021-11-19 14:28:30,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4327 to 4309. [2021-11-19 14:28:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4309 states, 2830 states have (on average 1.3342756183745583) internal successors, (3776), 2929 states have internal predecessors, (3776), 1290 states have call successors, (1290), 160 states have call predecessors, (1290), 162 states have return successors, (1302), 1290 states have call predecessors, (1302), 1288 states have call successors, (1302) [2021-11-19 14:28:30,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4309 states to 4309 states and 6368 transitions. [2021-11-19 14:28:30,374 INFO L78 Accepts]: Start accepts. Automaton has 4309 states and 6368 transitions. Word has length 218 [2021-11-19 14:28:30,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:28:30,375 INFO L470 AbstractCegarLoop]: Abstraction has 4309 states and 6368 transitions. [2021-11-19 14:28:30,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (41), 3 states have call predecessors, (41), 2 states have call successors, (41) [2021-11-19 14:28:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 4309 states and 6368 transitions. [2021-11-19 14:28:30,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-19 14:28:30,378 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:28:30,379 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:28:30,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-19 14:28:30,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:28:30,591 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:28:30,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:28:30,592 INFO L85 PathProgramCache]: Analyzing trace with hash -591208776, now seen corresponding path program 1 times [2021-11-19 14:28:30,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:28:30,595 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1571471834] [2021-11-19 14:28:30,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:28:30,595 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:28:30,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:28:30,596 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:28:30,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-19 14:28:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:28:34,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 2946 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-19 14:28:34,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:28:37,498 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 192 proven. 40 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2021-11-19 14:28:37,499 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:28:40,675 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2021-11-19 14:28:40,675 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:28:40,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1571471834] [2021-11-19 14:28:40,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1571471834] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:28:40,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:28:40,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2021-11-19 14:28:40,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367684776] [2021-11-19 14:28:40,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:28:40,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:28:40,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:28:40,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:28:40,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:28:40,679 INFO L87 Difference]: Start difference. First operand 4309 states and 6368 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 3 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2021-11-19 14:28:49,846 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:28:54,198 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:29:01,608 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:29:03,765 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:29:05,830 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:29:28,106 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:29:34,921 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:30:04,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:30:04,512 INFO L93 Difference]: Finished difference Result 9701 states and 14458 transitions. [2021-11-19 14:30:04,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:30:04,513 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 3 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 274 [2021-11-19 14:30:04,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:30:04,548 INFO L225 Difference]: With dead ends: 9701 [2021-11-19 14:30:04,549 INFO L226 Difference]: Without dead ends: 9699 [2021-11-19 14:30:04,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 548 GetRequests, 541 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:30:04,554 INFO L933 BasicCegarLoop]: 6807 mSDtfsCounter, 9887 mSDsluCounter, 11641 mSDsCounter, 0 mSdLazyCounter, 6998 mSolverCounterSat, 1371 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 79.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11034 SdHoareTripleChecker+Valid, 18448 SdHoareTripleChecker+Invalid, 8375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1371 IncrementalHoareTripleChecker+Valid, 6998 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 82.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:30:04,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11034 Valid, 18448 Invalid, 8375 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1371 Valid, 6998 Invalid, 6 Unknown, 0 Unchecked, 82.8s Time] [2021-11-19 14:30:04,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9699 states. [2021-11-19 14:30:05,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9699 to 9509. [2021-11-19 14:30:05,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9509 states, 6355 states have (on average 1.3414634146341464) internal successors, (8525), 6543 states have internal predecessors, (8525), 2803 states have call successors, (2803), 300 states have call predecessors, (2803), 324 states have return successors, (2923), 2823 states have call predecessors, (2923), 2801 states have call successors, (2923) [2021-11-19 14:30:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9509 states to 9509 states and 14251 transitions. [2021-11-19 14:30:05,406 INFO L78 Accepts]: Start accepts. Automaton has 9509 states and 14251 transitions. Word has length 274 [2021-11-19 14:30:05,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:30:05,407 INFO L470 AbstractCegarLoop]: Abstraction has 9509 states and 14251 transitions. [2021-11-19 14:30:05,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 3 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2021-11-19 14:30:05,408 INFO L276 IsEmpty]: Start isEmpty. Operand 9509 states and 14251 transitions. [2021-11-19 14:30:05,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-19 14:30:05,413 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:30:05,413 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:30:05,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-19 14:30:05,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:30:05,640 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:30:05,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:30:05,641 INFO L85 PathProgramCache]: Analyzing trace with hash 951585692, now seen corresponding path program 1 times [2021-11-19 14:30:05,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:30:05,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [748450276] [2021-11-19 14:30:05,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:30:05,644 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:30:05,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:30:05,645 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:30:05,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-19 14:30:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:30:09,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 3105 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:30:09,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:30:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2021-11-19 14:30:11,159 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:30:12,555 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2021-11-19 14:30:12,555 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:30:12,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [748450276] [2021-11-19 14:30:12,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [748450276] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:30:12,556 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:30:12,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-19 14:30:12,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132605465] [2021-11-19 14:30:12,556 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:30:12,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:30:12,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:30:12,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:30:12,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:30:12,558 INFO L87 Difference]: Start difference. First operand 9509 states and 14251 transitions. Second operand has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 4 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2021-11-19 14:30:13,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:30:13,769 INFO L93 Difference]: Finished difference Result 19026 states and 28524 transitions. [2021-11-19 14:30:13,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:30:13,770 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 4 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) Word has length 311 [2021-11-19 14:30:13,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:30:13,812 INFO L225 Difference]: With dead ends: 19026 [2021-11-19 14:30:13,812 INFO L226 Difference]: Without dead ends: 9525 [2021-11-19 14:30:13,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 622 GetRequests, 616 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:30:13,841 INFO L933 BasicCegarLoop]: 6314 mSDtfsCounter, 13 mSDsluCounter, 18913 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 25227 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:30:13,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 25227 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:30:13,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9525 states. [2021-11-19 14:30:14,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9525 to 9525. [2021-11-19 14:30:14,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9525 states, 6365 states have (on average 1.3412411626080125) internal successors, (8537), 6555 states have internal predecessors, (8537), 2805 states have call successors, (2805), 302 states have call predecessors, (2805), 328 states have return successors, (2931), 2825 states have call predecessors, (2931), 2803 states have call successors, (2931) [2021-11-19 14:30:14,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9525 states to 9525 states and 14273 transitions. [2021-11-19 14:30:14,660 INFO L78 Accepts]: Start accepts. Automaton has 9525 states and 14273 transitions. Word has length 311 [2021-11-19 14:30:14,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:30:14,661 INFO L470 AbstractCegarLoop]: Abstraction has 9525 states and 14273 transitions. [2021-11-19 14:30:14,661 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 4 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2021-11-19 14:30:14,661 INFO L276 IsEmpty]: Start isEmpty. Operand 9525 states and 14273 transitions. [2021-11-19 14:30:14,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-19 14:30:14,665 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:30:14,665 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 6, 6, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:30:14,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-19 14:30:14,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:30:14,888 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:30:14,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:30:14,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1610331966, now seen corresponding path program 1 times [2021-11-19 14:30:14,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:30:14,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [387451998] [2021-11-19 14:30:14,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:30:14,891 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:30:14,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:30:14,892 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:30:14,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-19 14:30:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:30:19,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 2885 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:30:19,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:30:20,462 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2021-11-19 14:30:20,462 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:30:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-19 14:30:21,991 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:30:21,991 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [387451998] [2021-11-19 14:30:21,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [387451998] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:30:21,991 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:30:21,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-19 14:30:21,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896449090] [2021-11-19 14:30:21,991 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:30:21,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 14:30:21,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:30:21,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 14:30:21,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:30:21,993 INFO L87 Difference]: Start difference. First operand 9525 states and 14273 transitions. Second operand has 10 states, 10 states have (on average 10.9) internal successors, (109), 8 states have internal predecessors, (109), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (36), 4 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-19 14:30:23,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:30:23,269 INFO L93 Difference]: Finished difference Result 19256 states and 28862 transitions. [2021-11-19 14:30:23,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:30:23,271 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 8 states have internal predecessors, (109), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (36), 4 states have call predecessors, (36), 2 states have call successors, (36) Word has length 223 [2021-11-19 14:30:23,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:30:23,316 INFO L225 Difference]: With dead ends: 19256 [2021-11-19 14:30:23,317 INFO L226 Difference]: Without dead ends: 9739 [2021-11-19 14:30:23,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-19 14:30:23,358 INFO L933 BasicCegarLoop]: 6372 mSDtfsCounter, 69 mSDsluCounter, 38174 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 44546 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:30:23,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 44546 Invalid, 56 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-19 14:30:23,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9739 states. [2021-11-19 14:30:24,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9739 to 9538. [2021-11-19 14:30:24,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9538 states, 6376 states have (on average 1.3406524466750314) internal successors, (8548), 6565 states have internal predecessors, (8548), 2805 states have call successors, (2805), 302 states have call predecessors, (2805), 330 states have return successors, (2942), 2828 states have call predecessors, (2942), 2803 states have call successors, (2942) [2021-11-19 14:30:24,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9538 states to 9538 states and 14295 transitions. [2021-11-19 14:30:24,096 INFO L78 Accepts]: Start accepts. Automaton has 9538 states and 14295 transitions. Word has length 223 [2021-11-19 14:30:24,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:30:24,097 INFO L470 AbstractCegarLoop]: Abstraction has 9538 states and 14295 transitions. [2021-11-19 14:30:24,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 8 states have internal predecessors, (109), 2 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (36), 4 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-19 14:30:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 9538 states and 14295 transitions. [2021-11-19 14:30:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-19 14:30:24,103 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:30:24,103 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 9, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:30:24,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-19 14:30:24,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:30:24,320 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:30:24,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:30:24,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1171450692, now seen corresponding path program 1 times [2021-11-19 14:30:24,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:30:24,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1329717376] [2021-11-19 14:30:24,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:30:24,324 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:30:24,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:30:24,325 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:30:24,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-19 14:30:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:30:29,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 3104 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:30:29,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:30:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2021-11-19 14:30:30,623 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:30:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2021-11-19 14:30:32,427 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:30:32,427 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1329717376] [2021-11-19 14:30:32,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1329717376] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:30:32,428 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:30:32,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-19 14:30:32,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140479134] [2021-11-19 14:30:32,428 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:30:32,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 14:30:32,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:30:32,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 14:30:32,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:30:32,431 INFO L87 Difference]: Start difference. First operand 9538 states and 14295 transitions. Second operand has 10 states, 10 states have (on average 11.6) internal successors, (116), 8 states have internal predecessors, (116), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (39), 4 states have call predecessors, (39), 2 states have call successors, (39) [2021-11-19 14:30:33,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:30:33,536 INFO L93 Difference]: Finished difference Result 19278 states and 28893 transitions. [2021-11-19 14:30:33,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:30:33,537 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.6) internal successors, (116), 8 states have internal predecessors, (116), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (39), 4 states have call predecessors, (39), 2 states have call successors, (39) Word has length 311 [2021-11-19 14:30:33,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:30:33,586 INFO L225 Difference]: With dead ends: 19278 [2021-11-19 14:30:33,586 INFO L226 Difference]: Without dead ends: 9748 [2021-11-19 14:30:33,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 622 GetRequests, 613 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-19 14:30:33,723 INFO L933 BasicCegarLoop]: 6372 mSDtfsCounter, 69 mSDsluCounter, 38174 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 44546 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:30:33,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 44546 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:30:33,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9748 states. [2021-11-19 14:30:34,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9748 to 9547. [2021-11-19 14:30:34,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9547 states, 6385 states have (on average 1.3401722787783867) internal successors, (8557), 6571 states have internal predecessors, (8557), 2805 states have call successors, (2805), 302 states have call predecessors, (2805), 330 states have return successors, (2942), 2831 states have call predecessors, (2942), 2803 states have call successors, (2942) [2021-11-19 14:30:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9547 states to 9547 states and 14304 transitions. [2021-11-19 14:30:34,376 INFO L78 Accepts]: Start accepts. Automaton has 9547 states and 14304 transitions. Word has length 311 [2021-11-19 14:30:34,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:30:34,377 INFO L470 AbstractCegarLoop]: Abstraction has 9547 states and 14304 transitions. [2021-11-19 14:30:34,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.6) internal successors, (116), 8 states have internal predecessors, (116), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (39), 4 states have call predecessors, (39), 2 states have call successors, (39) [2021-11-19 14:30:34,378 INFO L276 IsEmpty]: Start isEmpty. Operand 9547 states and 14304 transitions. [2021-11-19 14:30:34,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-11-19 14:30:34,381 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:30:34,381 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:30:34,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (25)] Ended with exit code 0 [2021-11-19 14:30:34,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:30:34,583 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:30:34,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:30:34,584 INFO L85 PathProgramCache]: Analyzing trace with hash -2064300403, now seen corresponding path program 1 times [2021-11-19 14:30:34,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:30:34,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771525189] [2021-11-19 14:30:34,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:30:34,589 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:30:34,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:30:34,591 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:30:34,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-19 14:30:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:30:39,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 2955 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:30:39,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:30:43,938 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2021-11-19 14:30:43,938 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:30:45,315 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2021-11-19 14:30:45,316 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:30:45,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771525189] [2021-11-19 14:30:45,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771525189] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:30:45,316 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:30:45,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-19 14:30:45,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619862324] [2021-11-19 14:30:45,317 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:30:45,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:30:45,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:30:45,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:30:45,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:30:45,319 INFO L87 Difference]: Start difference. First operand 9547 states and 14304 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2021-11-19 14:30:45,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:30:45,850 INFO L93 Difference]: Finished difference Result 9547 states and 14304 transitions. [2021-11-19 14:30:45,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:30:45,853 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 280 [2021-11-19 14:30:45,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:30:45,884 INFO L225 Difference]: With dead ends: 9547 [2021-11-19 14:30:45,884 INFO L226 Difference]: Without dead ends: 9545 [2021-11-19 14:30:45,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 559 GetRequests, 555 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:30:45,890 INFO L933 BasicCegarLoop]: 6317 mSDtfsCounter, 6182 mSDsluCounter, 12630 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6184 SdHoareTripleChecker+Valid, 18947 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:30:45,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6184 Valid, 18947 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:30:45,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2021-11-19 14:30:46,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 9545. [2021-11-19 14:30:46,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9545 states, 6384 states have (on average 1.3400689223057645) internal successors, (8555), 6569 states have internal predecessors, (8555), 2805 states have call successors, (2805), 302 states have call predecessors, (2805), 330 states have return successors, (2942), 2831 states have call predecessors, (2942), 2803 states have call successors, (2942) [2021-11-19 14:30:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9545 states to 9545 states and 14302 transitions. [2021-11-19 14:30:46,552 INFO L78 Accepts]: Start accepts. Automaton has 9545 states and 14302 transitions. Word has length 280 [2021-11-19 14:30:46,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:30:46,553 INFO L470 AbstractCegarLoop]: Abstraction has 9545 states and 14302 transitions. [2021-11-19 14:30:46,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2021-11-19 14:30:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 9545 states and 14302 transitions. [2021-11-19 14:30:46,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-11-19 14:30:46,558 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:30:46,558 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:30:46,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-19 14:30:46,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:30:46,771 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:30:46,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:30:46,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1086018413, now seen corresponding path program 1 times [2021-11-19 14:30:46,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:30:46,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [726703385] [2021-11-19 14:30:46,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:30:46,777 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:30:46,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:30:46,778 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:30:46,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-19 14:30:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:30:51,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 3055 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:30:51,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:30:52,992 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 983 trivial. 0 not checked. [2021-11-19 14:30:52,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:30:53,931 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 986 trivial. 0 not checked. [2021-11-19 14:30:53,931 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:30:53,931 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [726703385] [2021-11-19 14:30:53,932 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [726703385] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:30:53,932 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:30:53,932 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:30:53,933 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561510361] [2021-11-19 14:30:53,933 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:30:53,934 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 14:30:53,934 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:30:53,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 14:30:53,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:30:53,935 INFO L87 Difference]: Start difference. First operand 9545 states and 14302 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-19 14:30:54,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:30:54,776 INFO L93 Difference]: Finished difference Result 19076 states and 28668 transitions. [2021-11-19 14:30:54,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:30:54,777 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 307 [2021-11-19 14:30:54,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:30:54,812 INFO L225 Difference]: With dead ends: 19076 [2021-11-19 14:30:54,812 INFO L226 Difference]: Without dead ends: 9539 [2021-11-19 14:30:54,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 612 GetRequests, 610 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-19 14:30:54,846 INFO L933 BasicCegarLoop]: 6313 mSDtfsCounter, 6296 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6296 SdHoareTripleChecker+Valid, 6313 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:30:54,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6296 Valid, 6313 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:30:54,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9539 states. [2021-11-19 14:30:55,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9539 to 9539. [2021-11-19 14:30:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9539 states, 6379 states have (on average 1.3397084182473742) internal successors, (8546), 6563 states have internal predecessors, (8546), 2805 states have call successors, (2805), 302 states have call predecessors, (2805), 330 states have return successors, (2942), 2831 states have call predecessors, (2942), 2803 states have call successors, (2942) [2021-11-19 14:30:55,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9539 states to 9539 states and 14293 transitions. [2021-11-19 14:30:55,619 INFO L78 Accepts]: Start accepts. Automaton has 9539 states and 14293 transitions. Word has length 307 [2021-11-19 14:30:55,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:30:55,620 INFO L470 AbstractCegarLoop]: Abstraction has 9539 states and 14293 transitions. [2021-11-19 14:30:55,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-11-19 14:30:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 9539 states and 14293 transitions. [2021-11-19 14:30:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-19 14:30:55,623 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:30:55,623 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:30:55,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-19 14:30:55,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:30:55,824 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:30:55,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:30:55,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1980095012, now seen corresponding path program 1 times [2021-11-19 14:30:55,829 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:30:55,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1813669971] [2021-11-19 14:30:55,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:30:55,830 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:30:55,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:30:55,840 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:30:55,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-19 14:30:59,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:31:00,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 2964 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:31:00,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:31:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2021-11-19 14:31:04,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:31:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2021-11-19 14:31:06,448 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:31:06,449 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1813669971] [2021-11-19 14:31:06,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1813669971] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:31:06,449 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:31:06,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-19 14:31:06,450 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684257156] [2021-11-19 14:31:06,450 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:31:06,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:31:06,452 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:31:06,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:31:06,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:31:06,453 INFO L87 Difference]: Start difference. First operand 9539 states and 14293 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 2 states have call successors, (71), 2 states have call predecessors, (71), 2 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2021-11-19 14:31:06,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:31:06,995 INFO L93 Difference]: Finished difference Result 9539 states and 14293 transitions. [2021-11-19 14:31:06,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:31:06,996 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 2 states have call successors, (71), 2 states have call predecessors, (71), 2 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 286 [2021-11-19 14:31:06,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:31:07,027 INFO L225 Difference]: With dead ends: 9539 [2021-11-19 14:31:07,027 INFO L226 Difference]: Without dead ends: 9537 [2021-11-19 14:31:07,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 571 GetRequests, 567 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:31:07,034 INFO L933 BasicCegarLoop]: 6310 mSDtfsCounter, 6155 mSDsluCounter, 6308 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6157 SdHoareTripleChecker+Valid, 12618 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:31:07,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6157 Valid, 12618 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:31:07,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9537 states. [2021-11-19 14:31:07,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9537 to 9537. [2021-11-19 14:31:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9537 states, 6378 states have (on average 1.3396048918156163) internal successors, (8544), 6561 states have internal predecessors, (8544), 2805 states have call successors, (2805), 302 states have call predecessors, (2805), 330 states have return successors, (2942), 2831 states have call predecessors, (2942), 2803 states have call successors, (2942) [2021-11-19 14:31:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9537 states to 9537 states and 14291 transitions. [2021-11-19 14:31:07,786 INFO L78 Accepts]: Start accepts. Automaton has 9537 states and 14291 transitions. Word has length 286 [2021-11-19 14:31:07,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:31:07,786 INFO L470 AbstractCegarLoop]: Abstraction has 9537 states and 14291 transitions. [2021-11-19 14:31:07,787 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 2 states have call successors, (71), 2 states have call predecessors, (71), 2 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2021-11-19 14:31:07,787 INFO L276 IsEmpty]: Start isEmpty. Operand 9537 states and 14291 transitions. [2021-11-19 14:31:07,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-19 14:31:07,790 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:31:07,790 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 9, 9, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:31:07,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-19 14:31:07,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:31:07,991 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:31:07,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:31:07,991 INFO L85 PathProgramCache]: Analyzing trace with hash -443002593, now seen corresponding path program 1 times [2021-11-19 14:31:07,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:31:07,995 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1757197031] [2021-11-19 14:31:07,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:31:07,995 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:31:07,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:31:07,996 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:31:07,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-19 14:31:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:31:13,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 3156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-19 14:31:13,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:31:14,012 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2021-11-19 14:31:14,013 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:31:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2021-11-19 14:31:15,026 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:31:15,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1757197031] [2021-11-19 14:31:15,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1757197031] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:31:15,026 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:31:15,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-19 14:31:15,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485839491] [2021-11-19 14:31:15,027 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:31:15,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:31:15,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:31:15,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:31:15,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:31:15,029 INFO L87 Difference]: Start difference. First operand 9537 states and 14291 transitions. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 4 states have internal predecessors, (118), 4 states have call successors, (45), 4 states have call predecessors, (45), 2 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) [2021-11-19 14:31:26,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:31:26,305 INFO L93 Difference]: Finished difference Result 24755 states and 37832 transitions. [2021-11-19 14:31:26,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 14:31:26,306 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 4 states have internal predecessors, (118), 4 states have call successors, (45), 4 states have call predecessors, (45), 2 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) Word has length 332 [2021-11-19 14:31:26,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:31:26,359 INFO L225 Difference]: With dead ends: 24755 [2021-11-19 14:31:26,359 INFO L226 Difference]: Without dead ends: 15226 [2021-11-19 14:31:26,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 658 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:31:26,397 INFO L933 BasicCegarLoop]: 7646 mSDtfsCounter, 5174 mSDsluCounter, 20999 mSDsCounter, 0 mSdLazyCounter, 773 mSolverCounterSat, 1241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5421 SdHoareTripleChecker+Valid, 28645 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1241 IncrementalHoareTripleChecker+Valid, 773 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:31:26,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5421 Valid, 28645 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1241 Valid, 773 Invalid, 0 Unknown, 0 Unchecked, 10.1s Time] [2021-11-19 14:31:26,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15226 states. [2021-11-19 14:31:27,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15226 to 13335. [2021-11-19 14:31:27,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13335 states, 9130 states have (on average 1.3723986856516976) internal successors, (12530), 9393 states have internal predecessors, (12530), 3845 states have call successors, (3845), 306 states have call predecessors, (3845), 336 states have return successors, (4028), 3869 states have call predecessors, (4028), 3843 states have call successors, (4028) [2021-11-19 14:31:27,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13335 states to 13335 states and 20403 transitions. [2021-11-19 14:31:27,330 INFO L78 Accepts]: Start accepts. Automaton has 13335 states and 20403 transitions. Word has length 332 [2021-11-19 14:31:27,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:31:27,331 INFO L470 AbstractCegarLoop]: Abstraction has 13335 states and 20403 transitions. [2021-11-19 14:31:27,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 4 states have internal predecessors, (118), 4 states have call successors, (45), 4 states have call predecessors, (45), 2 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) [2021-11-19 14:31:27,331 INFO L276 IsEmpty]: Start isEmpty. Operand 13335 states and 20403 transitions. [2021-11-19 14:31:27,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-19 14:31:27,335 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:31:27,335 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:31:27,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-19 14:31:27,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:31:27,551 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-19 14:31:27,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:31:27,552 INFO L85 PathProgramCache]: Analyzing trace with hash -665877472, now seen corresponding path program 1 times [2021-11-19 14:31:27,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:31:27,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [722246310] [2021-11-19 14:31:27,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:31:27,555 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:31:27,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:31:27,556 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:31:27,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04596eed-61ea-44ec-b313-4d2aac50a00c/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-19 14:32:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:32:34,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 2934 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-19 14:32:34,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:32:34,878 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:32:34,882 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-11-19 14:32:34,894 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:32:34,895 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-11-19 14:32:36,136 INFO L354 Elim1Store]: treesize reduction 1069, result has 5.7 percent of original size [2021-11-19 14:32:36,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 50 treesize of output 75 [2021-11-19 14:32:38,807 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-11-19 14:32:38,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 28 [2021-11-19 14:32:39,078 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-19 14:32:39,078 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:32:39,760 INFO L354 Elim1Store]: treesize reduction 102, result has 19.7 percent of original size [2021-11-19 14:32:39,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 118 treesize of output 108 [2021-11-19 14:32:39,770 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-19 14:32:39,772 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-11-19 14:32:39,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 90 [2021-11-19 14:32:39,894 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-19 14:32:39,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 113557507 treesize of output 112508923