./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--memstick--core--mspro_block.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF --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 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:41:14,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:41:14,740 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:41:14,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:41:14,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:41:14,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:41:14,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:41:14,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:41:14,820 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:41:14,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:41:14,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:41:14,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:41:14,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:41:14,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:41:14,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:41:14,833 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:41:14,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:41:14,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:41:14,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:41:14,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:41:14,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:41:14,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:41:14,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:41:14,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:41:14,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:41:14,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:41:14,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:41:14,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:41:14,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:41:14,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:41:14,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:41:14,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:41:14,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:41:14,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:41:14,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:41:14,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:41:14,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:41:14,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:41:14,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:41:14,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:41:14,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:41:14,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:41:14,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:41:14,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:41:14,929 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:41:14,929 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:41:14,929 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:41:14,930 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:41:14,930 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:41:14,930 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:41:14,931 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:41:14,931 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:41:14,932 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:41:14,932 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:41:14,932 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:41:14,933 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:41:14,933 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:41:14,933 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:41:14,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:41:14,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:41:14,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:41:14,935 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:41:14,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:41:14,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:41:14,936 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:41:14,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:41:14,937 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:41:14,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:41:14,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:41:14,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:41:14,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:41:14,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:41:14,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:41:14,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:41:14,939 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:41:14,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:41:14,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:41:14,940 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:41:14,940 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:41:14,941 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_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d [2021-11-12 23:41:15,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:41:15,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:41:15,330 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:41:15,332 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:41:15,333 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:41:15,335 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-12 23:41:15,459 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/3da78d967/a814270c17564bf2942f292dcfe32f51/FLAG63e652435 [2021-11-12 23:41:16,577 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:41:16,579 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-12 23:41:16,650 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/3da78d967/a814270c17564bf2942f292dcfe32f51/FLAG63e652435 [2021-11-12 23:41:16,929 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/3da78d967/a814270c17564bf2942f292dcfe32f51 [2021-11-12 23:41:16,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:41:16,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:41:16,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:41:16,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:41:16,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:41:16,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:41:16" (1/1) ... [2021-11-12 23:41:16,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1800267 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:16, skipping insertion in model container [2021-11-12 23:41:16,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:41:16" (1/1) ... [2021-11-12 23:41:16,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:41:17,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:41:19,021 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:19,022 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:19,050 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:19,064 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:19,114 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:19,122 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:19,149 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:19,179 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:41:20,974 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2021-11-12 23:41:20,977 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2021-11-12 23:41:20,978 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2021-11-12 23:41:20,979 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2021-11-12 23:41:20,980 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2021-11-12 23:41:20,980 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2021-11-12 23:41:20,981 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2021-11-12 23:41:20,982 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2021-11-12 23:41:20,982 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2021-11-12 23:41:20,983 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2021-11-12 23:41:20,984 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2021-11-12 23:41:20,984 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2021-11-12 23:41:20,985 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2021-11-12 23:41:20,986 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2021-11-12 23:41:20,986 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2021-11-12 23:41:20,987 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2021-11-12 23:41:20,987 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2021-11-12 23:41:20,988 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2021-11-12 23:41:20,989 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2021-11-12 23:41:20,990 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2021-11-12 23:41:20,990 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2021-11-12 23:41:20,991 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2021-11-12 23:41:20,992 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2021-11-12 23:41:20,992 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2021-11-12 23:41:20,993 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2021-11-12 23:41:20,994 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2021-11-12 23:41:20,994 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2021-11-12 23:41:20,995 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2021-11-12 23:41:20,995 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2021-11-12 23:41:20,996 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2021-11-12 23:41:20,997 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2021-11-12 23:41:20,997 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2021-11-12 23:41:20,998 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2021-11-12 23:41:20,999 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2021-11-12 23:41:20,999 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2021-11-12 23:41:21,006 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2021-11-12 23:41:21,007 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2021-11-12 23:41:21,008 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2021-11-12 23:41:21,009 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2021-11-12 23:41:21,009 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2021-11-12 23:41:21,010 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2021-11-12 23:41:21,011 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2021-11-12 23:41:21,011 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2021-11-12 23:41:21,012 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2021-11-12 23:41:21,012 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2021-11-12 23:41:21,014 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2021-11-12 23:41:21,016 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2021-11-12 23:41:21,017 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2021-11-12 23:41:21,019 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2021-11-12 23:41:21,019 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2021-11-12 23:41:21,020 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2021-11-12 23:41:21,021 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2021-11-12 23:41:21,023 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2021-11-12 23:41:21,024 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2021-11-12 23:41:21,024 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2021-11-12 23:41:21,025 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2021-11-12 23:41:21,026 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2021-11-12 23:41:21,027 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2021-11-12 23:41:21,027 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2021-11-12 23:41:21,028 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2021-11-12 23:41:21,028 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2021-11-12 23:41:21,029 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2021-11-12 23:41:21,030 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2021-11-12 23:41:21,031 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2021-11-12 23:41:21,032 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2021-11-12 23:41:21,033 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2021-11-12 23:41:21,033 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2021-11-12 23:41:21,034 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2021-11-12 23:41:21,034 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2021-11-12 23:41:21,035 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2021-11-12 23:41:21,036 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2021-11-12 23:41:21,036 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2021-11-12 23:41:21,037 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2021-11-12 23:41:21,037 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2021-11-12 23:41:21,038 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2021-11-12 23:41:21,039 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2021-11-12 23:41:21,039 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2021-11-12 23:41:21,040 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2021-11-12 23:41:21,041 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2021-11-12 23:41:21,042 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2021-11-12 23:41:21,044 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2021-11-12 23:41:21,045 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2021-11-12 23:41:21,045 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2021-11-12 23:41:21,048 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2021-11-12 23:41:21,049 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2021-11-12 23:41:21,050 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2021-11-12 23:41:21,050 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2021-11-12 23:41:21,051 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2021-11-12 23:41:21,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:41:21,099 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) [2021-11-12 23:41:21,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@123c8d4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:21, skipping insertion in model container [2021-11-12 23:41:21,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:41:21,101 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:41:21,111 INFO L158 Benchmark]: Toolchain (without parser) took 4169.95ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 35.5MB in the beginning and 47.6MB in the end (delta: -12.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-12 23:41:21,111 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:41:21,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4153.35ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 35.4MB in the beginning and 47.6MB in the end (delta: -12.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-12 23:41:21,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4153.35ms. Allocated memory was 83.9MB in the beginning and 113.2MB in the end (delta: 29.4MB). Free memory was 35.4MB in the beginning and 47.6MB in the end (delta: -12.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4879]: 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_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF --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 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:41:23,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:41:23,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:41:23,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:41:23,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:41:23,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:41:23,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:41:23,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:41:23,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:41:23,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:41:23,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:41:23,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:41:23,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:41:23,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:41:23,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:41:23,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:41:23,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:41:23,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:41:23,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:41:23,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:41:23,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:41:23,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:41:23,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:41:23,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:41:23,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:41:23,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:41:23,931 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:41:23,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:41:23,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:41:23,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:41:23,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:41:23,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:41:23,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:41:23,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:41:23,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:41:23,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:41:23,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:41:23,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:41:23,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:41:23,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:41:23,958 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:41:23,959 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:41:24,003 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:41:24,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:41:24,005 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:41:24,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:41:24,006 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:41:24,006 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:41:24,006 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:41:24,006 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:41:24,007 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:41:24,008 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:41:24,010 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:41:24,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:41:24,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:41:24,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:41:24,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:41:24,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:41:24,011 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:41:24,012 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:41:24,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:41:24,012 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:41:24,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:41:24,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:41:24,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:41:24,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:41:24,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:41:24,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:41:24,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:41:24,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:41:24,014 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:41:24,015 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:41:24,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:41:24,015 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:41:24,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:41:24,016 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_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d [2021-11-12 23:41:24,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:41:24,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:41:24,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:41:24,394 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:41:24,394 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:41:24,395 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-12 23:41:24,471 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/ba118af6a/b17b1b5e0635453d9d2b840a4b6723a4/FLAG08536a5f1 [2021-11-12 23:41:25,581 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:41:25,582 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-12 23:41:25,627 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/ba118af6a/b17b1b5e0635453d9d2b840a4b6723a4/FLAG08536a5f1 [2021-11-12 23:41:25,944 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/data/ba118af6a/b17b1b5e0635453d9d2b840a4b6723a4 [2021-11-12 23:41:25,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:41:25,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:41:25,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:41:25,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:41:25,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:41:25,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:41:25" (1/1) ... [2021-11-12 23:41:25,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c93dfa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:25, skipping insertion in model container [2021-11-12 23:41:25,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:41:25" (1/1) ... [2021-11-12 23:41:25,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:41:26,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:41:29,716 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2021-11-12 23:41:29,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2021-11-12 23:41:29,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2021-11-12 23:41:29,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2021-11-12 23:41:29,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2021-11-12 23:41:29,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2021-11-12 23:41:29,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2021-11-12 23:41:29,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2021-11-12 23:41:29,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2021-11-12 23:41:29,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2021-11-12 23:41:29,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2021-11-12 23:41:29,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2021-11-12 23:41:29,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2021-11-12 23:41:29,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2021-11-12 23:41:29,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2021-11-12 23:41:29,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2021-11-12 23:41:29,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2021-11-12 23:41:29,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2021-11-12 23:41:29,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2021-11-12 23:41:29,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2021-11-12 23:41:29,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2021-11-12 23:41:29,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2021-11-12 23:41:29,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2021-11-12 23:41:29,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2021-11-12 23:41:29,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2021-11-12 23:41:29,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2021-11-12 23:41:29,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2021-11-12 23:41:29,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2021-11-12 23:41:29,733 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2021-11-12 23:41:29,733 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2021-11-12 23:41:29,733 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2021-11-12 23:41:29,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2021-11-12 23:41:29,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2021-11-12 23:41:29,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2021-11-12 23:41:29,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2021-11-12 23:41:29,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2021-11-12 23:41:29,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2021-11-12 23:41:29,737 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2021-11-12 23:41:29,737 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2021-11-12 23:41:29,738 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2021-11-12 23:41:29,738 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2021-11-12 23:41:29,739 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2021-11-12 23:41:29,739 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2021-11-12 23:41:29,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2021-11-12 23:41:29,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2021-11-12 23:41:29,741 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2021-11-12 23:41:29,741 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2021-11-12 23:41:29,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2021-11-12 23:41:29,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2021-11-12 23:41:29,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2021-11-12 23:41:29,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2021-11-12 23:41:29,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2021-11-12 23:41:29,744 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2021-11-12 23:41:29,744 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2021-11-12 23:41:29,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2021-11-12 23:41:29,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2021-11-12 23:41:29,746 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2021-11-12 23:41:29,746 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2021-11-12 23:41:29,747 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2021-11-12 23:41:29,747 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2021-11-12 23:41:29,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2021-11-12 23:41:29,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2021-11-12 23:41:29,749 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2021-11-12 23:41:29,749 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2021-11-12 23:41:29,750 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2021-11-12 23:41:29,750 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2021-11-12 23:41:29,751 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2021-11-12 23:41:29,751 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2021-11-12 23:41:29,751 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2021-11-12 23:41:29,752 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2021-11-12 23:41:29,752 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2021-11-12 23:41:29,753 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2021-11-12 23:41:29,753 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2021-11-12 23:41:29,754 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2021-11-12 23:41:29,754 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2021-11-12 23:41:29,754 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2021-11-12 23:41:29,755 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2021-11-12 23:41:29,755 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2021-11-12 23:41:29,756 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2021-11-12 23:41:29,756 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2021-11-12 23:41:29,757 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2021-11-12 23:41:29,757 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2021-11-12 23:41:29,757 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2021-11-12 23:41:29,758 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2021-11-12 23:41:29,758 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2021-11-12 23:41:29,759 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2021-11-12 23:41:29,759 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2021-11-12 23:41:29,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2021-11-12 23:41:29,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:41:29,794 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:41:29,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:41:30,183 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2021-11-12 23:41:30,184 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2021-11-12 23:41:30,184 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2021-11-12 23:41:30,185 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2021-11-12 23:41:30,185 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2021-11-12 23:41:30,186 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2021-11-12 23:41:30,186 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2021-11-12 23:41:30,186 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2021-11-12 23:41:30,187 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2021-11-12 23:41:30,187 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2021-11-12 23:41:30,188 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2021-11-12 23:41:30,188 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2021-11-12 23:41:30,189 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2021-11-12 23:41:30,189 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2021-11-12 23:41:30,189 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2021-11-12 23:41:30,190 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2021-11-12 23:41:30,190 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2021-11-12 23:41:30,191 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2021-11-12 23:41:30,191 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2021-11-12 23:41:30,191 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2021-11-12 23:41:30,192 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2021-11-12 23:41:30,192 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2021-11-12 23:41:30,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2021-11-12 23:41:30,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2021-11-12 23:41:30,193 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2021-11-12 23:41:30,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2021-11-12 23:41:30,194 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2021-11-12 23:41:30,195 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2021-11-12 23:41:30,195 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2021-11-12 23:41:30,195 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2021-11-12 23:41:30,196 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2021-11-12 23:41:30,196 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2021-11-12 23:41:30,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2021-11-12 23:41:30,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2021-11-12 23:41:30,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2021-11-12 23:41:30,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2021-11-12 23:41:30,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2021-11-12 23:41:30,199 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2021-11-12 23:41:30,199 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2021-11-12 23:41:30,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2021-11-12 23:41:30,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2021-11-12 23:41:30,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2021-11-12 23:41:30,201 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2021-11-12 23:41:30,201 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2021-11-12 23:41:30,202 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2021-11-12 23:41:30,202 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2021-11-12 23:41:30,202 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2021-11-12 23:41:30,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2021-11-12 23:41:30,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2021-11-12 23:41:30,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2021-11-12 23:41:30,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2021-11-12 23:41:30,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2021-11-12 23:41:30,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2021-11-12 23:41:30,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2021-11-12 23:41:30,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2021-11-12 23:41:30,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2021-11-12 23:41:30,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2021-11-12 23:41:30,207 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2021-11-12 23:41:30,207 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2021-11-12 23:41:30,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2021-11-12 23:41:30,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2021-11-12 23:41:30,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2021-11-12 23:41:30,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2021-11-12 23:41:30,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2021-11-12 23:41:30,210 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2021-11-12 23:41:30,210 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2021-11-12 23:41:30,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2021-11-12 23:41:30,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2021-11-12 23:41:30,211 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2021-11-12 23:41:30,212 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2021-11-12 23:41:30,212 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2021-11-12 23:41:30,212 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2021-11-12 23:41:30,213 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2021-11-12 23:41:30,213 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2021-11-12 23:41:30,214 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2021-11-12 23:41:30,214 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2021-11-12 23:41:30,214 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2021-11-12 23:41:30,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2021-11-12 23:41:30,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2021-11-12 23:41:30,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2021-11-12 23:41:30,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2021-11-12 23:41:30,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2021-11-12 23:41:30,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2021-11-12 23:41:30,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2021-11-12 23:41:30,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2021-11-12 23:41:30,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2021-11-12 23:41:30,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2021-11-12 23:41:30,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2021-11-12 23:41:30,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:41:30,234 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:41:30,692 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2021-11-12 23:41:30,693 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2021-11-12 23:41:30,695 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2021-11-12 23:41:30,696 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2021-11-12 23:41:30,696 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2021-11-12 23:41:30,697 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2021-11-12 23:41:30,697 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2021-11-12 23:41:30,697 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2021-11-12 23:41:30,698 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2021-11-12 23:41:30,699 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2021-11-12 23:41:30,699 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2021-11-12 23:41:30,700 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2021-11-12 23:41:30,700 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2021-11-12 23:41:30,700 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2021-11-12 23:41:30,701 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2021-11-12 23:41:30,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2021-11-12 23:41:30,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2021-11-12 23:41:30,703 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2021-11-12 23:41:30,703 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2021-11-12 23:41:30,704 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2021-11-12 23:41:30,704 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2021-11-12 23:41:30,704 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2021-11-12 23:41:30,705 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2021-11-12 23:41:30,705 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2021-11-12 23:41:30,705 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2021-11-12 23:41:30,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2021-11-12 23:41:30,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2021-11-12 23:41:30,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2021-11-12 23:41:30,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2021-11-12 23:41:30,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2021-11-12 23:41:30,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2021-11-12 23:41:30,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2021-11-12 23:41:30,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2021-11-12 23:41:30,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2021-11-12 23:41:30,711 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2021-11-12 23:41:30,711 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2021-11-12 23:41:30,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2021-11-12 23:41:30,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2021-11-12 23:41:30,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2021-11-12 23:41:30,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2021-11-12 23:41:30,715 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2021-11-12 23:41:30,715 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2021-11-12 23:41:30,716 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2021-11-12 23:41:30,718 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2021-11-12 23:41:30,718 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2021-11-12 23:41:30,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2021-11-12 23:41:30,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2021-11-12 23:41:30,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2021-11-12 23:41:30,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2021-11-12 23:41:30,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2021-11-12 23:41:30,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2021-11-12 23:41:30,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2021-11-12 23:41:30,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2021-11-12 23:41:30,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2021-11-12 23:41:30,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2021-11-12 23:41:30,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2021-11-12 23:41:30,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2021-11-12 23:41:30,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2021-11-12 23:41:30,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2021-11-12 23:41:30,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2021-11-12 23:41:30,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2021-11-12 23:41:30,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2021-11-12 23:41:30,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2021-11-12 23:41:30,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2021-11-12 23:41:30,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2021-11-12 23:41:30,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2021-11-12 23:41:30,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2021-11-12 23:41:30,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2021-11-12 23:41:30,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2021-11-12 23:41:30,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2021-11-12 23:41:30,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2021-11-12 23:41:30,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2021-11-12 23:41:30,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2021-11-12 23:41:30,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2021-11-12 23:41:30,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2021-11-12 23:41:30,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2021-11-12 23:41:30,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2021-11-12 23:41:30,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2021-11-12 23:41:30,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2021-11-12 23:41:30,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2021-11-12 23:41:30,755 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2021-11-12 23:41:30,759 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2021-11-12 23:41:30,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2021-11-12 23:41:30,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2021-11-12 23:41:30,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2021-11-12 23:41:30,761 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2021-11-12 23:41:30,761 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2021-11-12 23:41:30,762 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2021-11-12 23:41:30,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:41:30,988 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:41:30,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30 WrapperNode [2021-11-12 23:41:30,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:41:30,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:41:30,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:41:30,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:41:30,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:41:31,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:41:31,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:41:31,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:41:31,318 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:41:31,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:41:31,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:41:31,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:41:31,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (1/1) ... [2021-11-12 23:41:31,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:41:31,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:41:31,577 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:41:31,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:41:31,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2021-11-12 23:41:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2021-11-12 23:41:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-12 23:41:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-12 23:41:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-12 23:41:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-12 23:41:31,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-12 23:41:31,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-12 23:41:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-12 23:41:31,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-12 23:41:31,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-12 23:41:31,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-12 23:41:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-12 23:41:31,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-12 23:41:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-12 23:41:31,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-12 23:41:31,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2021-11-12 23:41:31,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2021-11-12 23:41:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-12 23:41:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-12 23:41:31,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-12 23:41:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-12 23:41:31,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-12 23:41:31,627 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-12 23:41:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-12 23:41:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:41:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2021-11-12 23:41:31,628 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2021-11-12 23:41:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:41:31,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:41:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 23:41:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-12 23:41:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-12 23:41:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-12 23:41:31,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-12 23:41:31,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2021-11-12 23:41:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2021-11-12 23:41:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_wait_for_ced [2021-11-12 23:41:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_wait_for_ced [2021-11-12 23:41:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-12 23:41:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-12 23:41:31,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-12 23:41:31,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-12 23:41:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-12 23:41:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-12 23:41:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-12 23:41:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-12 23:41:31,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-12 23:41:31,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-12 23:41:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-12 23:41:31,632 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-12 23:41:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-12 23:41:31,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-12 23:41:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-12 23:41:31,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-12 23:41:31,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-12 23:41:31,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-12 23:41:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2021-11-12 23:41:31,633 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2021-11-12 23:41:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2021-11-12 23:41:31,633 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2021-11-12 23:41:31,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-12 23:41:31,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-12 23:41:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-12 23:41:31,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-12 23:41:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2021-11-12 23:41:31,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2021-11-12 23:41:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:41:31,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-12 23:41:31,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-11-12 23:41:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~TO~C_INT [2021-11-12 23:41:31,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~X~C_INT~TO~C_INT [2021-11-12 23:41:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2021-11-12 23:41:31,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2021-11-12 23:41:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-12 23:41:31,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-12 23:41:31,635 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-11-12 23:41:31,636 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-11-12 23:41:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:41:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-12 23:41:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-12 23:41:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-12 23:41:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_attr_name [2021-11-12 23:41:31,636 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_attr_name [2021-11-12 23:41:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_new_req [2021-11-12 23:41:31,637 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_new_req [2021-11-12 23:41:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-12 23:41:31,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-12 23:41:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-12 23:41:31,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-12 23:41:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2021-11-12 23:41:31,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2021-11-12 23:41:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-12 23:41:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2021-11-12 23:41:31,638 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2021-11-12 23:41:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:41:31,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:41:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-12 23:41:31,638 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-12 23:41:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2021-11-12 23:41:31,639 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2021-11-12 23:41:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:41:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~C_ULONG~TO~VOID [2021-11-12 23:41:31,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~C_ULONG~TO~VOID [2021-11-12 23:41:31,639 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_rw_addr [2021-11-12 23:41:31,639 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_rw_addr [2021-11-12 23:41:31,640 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-12 23:41:31,641 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-12 23:41:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_init_card [2021-11-12 23:41:31,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_init_card [2021-11-12 23:41:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:41:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:41:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-12 23:41:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-12 23:41:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 23:41:31,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-12 23:41:31,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-12 23:41:31,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-12 23:41:31,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-12 23:41:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-12 23:41:31,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-12 23:41:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-12 23:41:31,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-12 23:41:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:41:31,647 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_disk_release [2021-11-12 23:41:31,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_disk_release [2021-11-12 23:41:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-12 23:41:31,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-12 23:41:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2021-11-12 23:41:31,648 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2021-11-12 23:41:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:41:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:41:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2021-11-12 23:41:31,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2021-11-12 23:41:31,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:41:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-12 23:41:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:41:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:41:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2021-11-12 23:41:31,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2021-11-12 23:41:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-12 23:41:31,649 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-12 23:41:31,649 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-12 23:41:31,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-12 23:41:31,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-12 23:41:31,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-12 23:41:31,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-12 23:41:31,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-12 23:41:31,650 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_set_interface [2021-11-12 23:41:31,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_set_interface [2021-11-12 23:41:31,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-12 23:41:31,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-12 23:41:31,650 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_data_clear [2021-11-12 23:41:31,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_data_clear [2021-11-12 23:41:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_from_sysfs_attr [2021-11-12 23:41:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_from_sysfs_attr [2021-11-12 23:41:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_remove [2021-11-12 23:41:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_remove [2021-11-12 23:41:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-12 23:41:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-12 23:41:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-12 23:41:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-12 23:41:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-12 23:41:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-12 23:41:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-12 23:41:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-12 23:41:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-12 23:41:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-12 23:41:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2021-11-12 23:41:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2021-11-12 23:41:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-12 23:41:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-12 23:41:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-12 23:41:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-12 23:41:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-12 23:41:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-12 23:41:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 23:41:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-12 23:41:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-12 23:41:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-12 23:41:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-12 23:41:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-12 23:41:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_init_req [2021-11-12 23:41:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_init_req [2021-11-12 23:41:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-12 23:41:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-12 23:41:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2021-11-12 23:41:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2021-11-12 23:41:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-12 23:41:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-12 23:41:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-12 23:41:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-12 23:41:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2021-11-12 23:41:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2021-11-12 23:41:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-12 23:41:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-12 23:41:31,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2021-11-12 23:41:31,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2021-11-12 23:41:43,270 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-12 23:42:00,164 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:42:00,165 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 23:42:00,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:42:00 BoogieIcfgContainer [2021-11-12 23:42:00,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:42:00,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:42:00,172 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:42:00,175 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:42:00,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:41:25" (1/3) ... [2021-11-12 23:42:00,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c215144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:42:00, skipping insertion in model container [2021-11-12 23:42:00,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:41:30" (2/3) ... [2021-11-12 23:42:00,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c215144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:42:00, skipping insertion in model container [2021-11-12 23:42:00,177 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:42:00" (3/3) ... [2021-11-12 23:42:00,179 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2021-11-12 23:42:00,185 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:42:00,185 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2021-11-12 23:42:00,249 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:42:00,256 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 [2021-11-12 23:42:00,256 INFO L340 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2021-11-12 23:42:00,306 INFO L276 IsEmpty]: Start isEmpty. Operand has 1085 states, 696 states have (on average 1.2600574712643677) internal successors, (877), 741 states have internal predecessors, (877), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) [2021-11-12 23:42:00,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-12 23:42:00,316 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:00,317 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:00,317 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:00,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:00,323 INFO L85 PathProgramCache]: Analyzing trace with hash -688334603, now seen corresponding path program 1 times [2021-11-12 23:42:00,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:00,343 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [806209703] [2021-11-12 23:42:00,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:00,345 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:00,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:00,350 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:00,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:42:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:02,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 949 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:02,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:03,527 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:03,855 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:03,855 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [806209703] [2021-11-12 23:42:03,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [806209703] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:03,856 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:03,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:03,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440796803] [2021-11-12 23:42:03,858 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:03,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:03,865 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:03,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:03,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:03,903 INFO L87 Difference]: Start difference. First operand has 1085 states, 696 states have (on average 1.2600574712643677) internal successors, (877), 741 states have internal predecessors, (877), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-12 23:42:04,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:04,279 INFO L93 Difference]: Finished difference Result 2123 states and 2860 transitions. [2021-11-12 23:42:04,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:42:04,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 51 [2021-11-12 23:42:04,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:04,312 INFO L225 Difference]: With dead ends: 2123 [2021-11-12 23:42:04,312 INFO L226 Difference]: Without dead ends: 1069 [2021-11-12 23:42:04,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:04,338 INFO L933 BasicCegarLoop]: 1366 mSDtfsCounter, 1327 mSDsluCounter, 2728 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.13ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1329 SdHoareTripleChecker+Valid, 4094 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 54.06ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.32ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:04,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1329 Valid, 4094 Invalid, 2 Unknown, 0 Unchecked, 54.06ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.32ms Time] [2021-11-12 23:42:04,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states. [2021-11-12 23:42:04,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1069. [2021-11-12 23:42:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1069 states, 686 states have (on average 1.2040816326530612) internal successors, (826), 728 states have internal predecessors, (826), 265 states have call successors, (265), 83 states have call predecessors, (265), 82 states have return successors, (263), 263 states have call predecessors, (263), 263 states have call successors, (263) [2021-11-12 23:42:04,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 1069 states and 1354 transitions. [2021-11-12 23:42:04,542 INFO L78 Accepts]: Start accepts. Automaton has 1069 states and 1354 transitions. Word has length 51 [2021-11-12 23:42:04,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:04,544 INFO L470 AbstractCegarLoop]: Abstraction has 1069 states and 1354 transitions. [2021-11-12 23:42:04,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-12 23:42:04,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1354 transitions. [2021-11-12 23:42:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-12 23:42:04,558 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:04,558 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:04,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:04,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:04,780 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:04,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:04,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1086320884, now seen corresponding path program 1 times [2021-11-12 23:42:04,785 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:04,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [473192153] [2021-11-12 23:42:04,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:04,786 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:04,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:04,795 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:04,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:42:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:07,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:07,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:07,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:08,238 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:08,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [473192153] [2021-11-12 23:42:08,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [473192153] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:08,238 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:08,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:08,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367364000] [2021-11-12 23:42:08,239 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:08,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:08,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:08,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:08,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:08,242 INFO L87 Difference]: Start difference. First operand 1069 states and 1354 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-12 23:42:08,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:08,572 INFO L93 Difference]: Finished difference Result 2075 states and 2628 transitions. [2021-11-12 23:42:08,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:42:08,573 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 57 [2021-11-12 23:42:08,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:08,595 INFO L225 Difference]: With dead ends: 2075 [2021-11-12 23:42:08,595 INFO L226 Difference]: Without dead ends: 2073 [2021-11-12 23:42:08,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:08,598 INFO L933 BasicCegarLoop]: 1652 mSDtfsCounter, 1275 mSDsluCounter, 4593 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 96.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 6245 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.99ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 111.76ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:08,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 6245 Invalid, 31 Unknown, 0 Unchecked, 24.99ms Time], IncrementalHoareTripleChecker [3 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 111.76ms Time] [2021-11-12 23:42:08,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2073 states. [2021-11-12 23:42:08,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2073 to 1870. [2021-11-12 23:42:08,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1870 states, 1213 states have (on average 1.2069249793899424) internal successors, (1464), 1263 states have internal predecessors, (1464), 475 states have call successors, (475), 147 states have call predecessors, (475), 146 states have return successors, (479), 470 states have call predecessors, (479), 473 states have call successors, (479) [2021-11-12 23:42:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1870 states and 2418 transitions. [2021-11-12 23:42:08,769 INFO L78 Accepts]: Start accepts. Automaton has 1870 states and 2418 transitions. Word has length 57 [2021-11-12 23:42:08,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:08,769 INFO L470 AbstractCegarLoop]: Abstraction has 1870 states and 2418 transitions. [2021-11-12 23:42:08,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-12 23:42:08,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2418 transitions. [2021-11-12 23:42:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-12 23:42:08,772 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:08,772 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:08,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:08,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:08,996 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:08,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:08,996 INFO L85 PathProgramCache]: Analyzing trace with hash 836386765, now seen corresponding path program 1 times [2021-11-12 23:42:08,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:09,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1927701617] [2021-11-12 23:42:09,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:09,000 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:09,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:09,001 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:09,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:42:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:11,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 990 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-12 23:42:11,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:11,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 23:42:11,985 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:13,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-12 23:42:13,504 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:13,504 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1927701617] [2021-11-12 23:42:13,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1927701617] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:13,504 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:13,504 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14, 14] imperfect sequences [] total 25 [2021-11-12 23:42:13,505 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736390089] [2021-11-12 23:42:13,505 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:13,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-12 23:42:13,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:13,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-12 23:42:13,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2021-11-12 23:42:13,508 INFO L87 Difference]: Start difference. First operand 1870 states and 2418 transitions. Second operand has 25 states, 23 states have (on average 2.4347826086956523) internal successors, (56), 23 states have internal predecessors, (56), 10 states have call successors, (16), 2 states have call predecessors, (16), 5 states have return successors, (15), 10 states have call predecessors, (15), 10 states have call successors, (15) [2021-11-12 23:42:16,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:16,365 INFO L93 Difference]: Finished difference Result 2093 states and 2666 transitions. [2021-11-12 23:42:16,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-12 23:42:16,366 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 2.4347826086956523) internal successors, (56), 23 states have internal predecessors, (56), 10 states have call successors, (16), 2 states have call predecessors, (16), 5 states have return successors, (15), 10 states have call predecessors, (15), 10 states have call successors, (15) Word has length 60 [2021-11-12 23:42:16,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:16,387 INFO L225 Difference]: With dead ends: 2093 [2021-11-12 23:42:16,387 INFO L226 Difference]: Without dead ends: 1906 [2021-11-12 23:42:16,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=155, Invalid=901, Unknown=0, NotChecked=0, Total=1056 [2021-11-12 23:42:16,392 INFO L933 BasicCegarLoop]: 1349 mSDtfsCounter, 68 mSDsluCounter, 22634 mSDsCounter, 0 mSdLazyCounter, 568 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1787.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 23983 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 66.02ms SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1952.80ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:16,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [87 Valid, 23983 Invalid, 815 Unknown, 0 Unchecked, 66.02ms Time], IncrementalHoareTripleChecker [247 Valid, 568 Invalid, 0 Unknown, 0 Unchecked, 1952.80ms Time] [2021-11-12 23:42:16,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1906 states. [2021-11-12 23:42:16,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1906 to 1882. [2021-11-12 23:42:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1882 states, 1221 states have (on average 1.2055692055692055) internal successors, (1472), 1271 states have internal predecessors, (1472), 479 states have call successors, (479), 147 states have call predecessors, (479), 146 states have return successors, (483), 474 states have call predecessors, (483), 477 states have call successors, (483) [2021-11-12 23:42:16,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1882 states and 2434 transitions. [2021-11-12 23:42:16,570 INFO L78 Accepts]: Start accepts. Automaton has 1882 states and 2434 transitions. Word has length 60 [2021-11-12 23:42:16,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:16,571 INFO L470 AbstractCegarLoop]: Abstraction has 1882 states and 2434 transitions. [2021-11-12 23:42:16,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 2.4347826086956523) internal successors, (56), 23 states have internal predecessors, (56), 10 states have call successors, (16), 2 states have call predecessors, (16), 5 states have return successors, (15), 10 states have call predecessors, (15), 10 states have call successors, (15) [2021-11-12 23:42:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2434 transitions. [2021-11-12 23:42:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-12 23:42:16,574 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:16,574 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:16,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:16,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:16,788 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:16,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:16,789 INFO L85 PathProgramCache]: Analyzing trace with hash -377762332, now seen corresponding path program 1 times [2021-11-12 23:42:16,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:16,792 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1992634406] [2021-11-12 23:42:16,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:16,792 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:16,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:16,793 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:16,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:42:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:19,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:19,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:19,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:19,717 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:20,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:20,005 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:20,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1992634406] [2021-11-12 23:42:20,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1992634406] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:20,005 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:20,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:20,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547737557] [2021-11-12 23:42:20,006 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:20,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:20,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:20,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:20,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:20,008 INFO L87 Difference]: Start difference. First operand 1882 states and 2434 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-12 23:42:20,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:20,287 INFO L93 Difference]: Finished difference Result 3691 states and 4769 transitions. [2021-11-12 23:42:20,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:42:20,288 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 63 [2021-11-12 23:42:20,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:20,327 INFO L225 Difference]: With dead ends: 3691 [2021-11-12 23:42:20,327 INFO L226 Difference]: Without dead ends: 3689 [2021-11-12 23:42:20,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:20,333 INFO L933 BasicCegarLoop]: 1610 mSDtfsCounter, 1303 mSDsluCounter, 2881 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1305 SdHoareTripleChecker+Valid, 4491 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.87ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.71ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:20,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1305 Valid, 4491 Invalid, 16 Unknown, 0 Unchecked, 14.87ms Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 59.71ms Time] [2021-11-12 23:42:20,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3689 states. [2021-11-12 23:42:20,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3689 to 3496. [2021-11-12 23:42:20,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3496 states, 2287 states have (on average 1.2090074333187582) internal successors, (2765), 2354 states have internal predecessors, (2765), 900 states have call successors, (900), 276 states have call predecessors, (900), 273 states have return successors, (909), 886 states have call predecessors, (909), 898 states have call successors, (909) [2021-11-12 23:42:20,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 3496 states and 4574 transitions. [2021-11-12 23:42:20,688 INFO L78 Accepts]: Start accepts. Automaton has 3496 states and 4574 transitions. Word has length 63 [2021-11-12 23:42:20,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:20,690 INFO L470 AbstractCegarLoop]: Abstraction has 3496 states and 4574 transitions. [2021-11-12 23:42:20,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-12 23:42:20,690 INFO L276 IsEmpty]: Start isEmpty. Operand 3496 states and 4574 transitions. [2021-11-12 23:42:20,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-12 23:42:20,693 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:20,694 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:20,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:20,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:20,912 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:20,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:20,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1029834754, now seen corresponding path program 1 times [2021-11-12 23:42:20,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:20,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1258952790] [2021-11-12 23:42:20,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:20,915 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:20,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:20,916 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:20,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 23:42:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:23,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:23,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:23,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:23,697 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:24,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:24,023 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:24,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1258952790] [2021-11-12 23:42:24,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1258952790] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:24,024 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:24,024 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:24,024 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229197301] [2021-11-12 23:42:24,024 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:24,025 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:24,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:24,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:24,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:24,029 INFO L87 Difference]: Start difference. First operand 3496 states and 4574 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-12 23:42:24,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:24,251 INFO L93 Difference]: Finished difference Result 3496 states and 4574 transitions. [2021-11-12 23:42:24,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:42:24,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 69 [2021-11-12 23:42:24,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:24,290 INFO L225 Difference]: With dead ends: 3496 [2021-11-12 23:42:24,290 INFO L226 Difference]: Without dead ends: 3494 [2021-11-12 23:42:24,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:24,294 INFO L933 BasicCegarLoop]: 1350 mSDtfsCounter, 1296 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1298 SdHoareTripleChecker+Valid, 2698 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.16ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.27ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:24,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1298 Valid, 2698 Invalid, 2 Unknown, 0 Unchecked, 9.16ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.27ms Time] [2021-11-12 23:42:24,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3494 states. [2021-11-12 23:42:24,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3494 to 3494. [2021-11-12 23:42:24,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3494 states, 2286 states have (on average 1.2086614173228347) internal successors, (2763), 2352 states have internal predecessors, (2763), 900 states have call successors, (900), 276 states have call predecessors, (900), 273 states have return successors, (909), 886 states have call predecessors, (909), 898 states have call successors, (909) [2021-11-12 23:42:24,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 3494 states and 4572 transitions. [2021-11-12 23:42:24,558 INFO L78 Accepts]: Start accepts. Automaton has 3494 states and 4572 transitions. Word has length 69 [2021-11-12 23:42:24,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:24,559 INFO L470 AbstractCegarLoop]: Abstraction has 3494 states and 4572 transitions. [2021-11-12 23:42:24,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-12 23:42:24,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3494 states and 4572 transitions. [2021-11-12 23:42:24,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-12 23:42:24,562 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:24,562 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:24,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:24,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:24,776 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:24,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:24,777 INFO L85 PathProgramCache]: Analyzing trace with hash -1727295881, now seen corresponding path program 1 times [2021-11-12 23:42:24,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:24,780 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [185962289] [2021-11-12 23:42:24,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:24,780 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:24,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:24,782 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:24,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 23:42:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:26,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 985 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:26,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:27,404 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:27,703 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:27,703 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [185962289] [2021-11-12 23:42:27,703 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [185962289] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:27,703 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:27,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:27,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189572816] [2021-11-12 23:42:27,704 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:27,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:27,704 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:27,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:27,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:27,705 INFO L87 Difference]: Start difference. First operand 3494 states and 4572 transitions. Second operand has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-12 23:42:27,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:27,885 INFO L93 Difference]: Finished difference Result 3494 states and 4572 transitions. [2021-11-12 23:42:27,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:42:27,885 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 75 [2021-11-12 23:42:27,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:27,914 INFO L225 Difference]: With dead ends: 3494 [2021-11-12 23:42:27,914 INFO L226 Difference]: Without dead ends: 3492 [2021-11-12 23:42:27,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:27,918 INFO L933 BasicCegarLoop]: 1348 mSDtfsCounter, 1288 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.68ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 2694 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.53ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.72ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:27,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 2694 Invalid, 2 Unknown, 0 Unchecked, 7.53ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 5.72ms Time] [2021-11-12 23:42:27,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3492 states. [2021-11-12 23:42:28,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3492 to 3492. [2021-11-12 23:42:28,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3492 states, 2285 states have (on average 1.2083150984682713) internal successors, (2761), 2350 states have internal predecessors, (2761), 900 states have call successors, (900), 276 states have call predecessors, (900), 273 states have return successors, (909), 886 states have call predecessors, (909), 898 states have call successors, (909) [2021-11-12 23:42:28,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 3492 states and 4570 transitions. [2021-11-12 23:42:28,154 INFO L78 Accepts]: Start accepts. Automaton has 3492 states and 4570 transitions. Word has length 75 [2021-11-12 23:42:28,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:28,154 INFO L470 AbstractCegarLoop]: Abstraction has 3492 states and 4570 transitions. [2021-11-12 23:42:28,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.2) internal successors, (76), 5 states have internal predecessors, (76), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-12 23:42:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3492 states and 4570 transitions. [2021-11-12 23:42:28,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-12 23:42:28,175 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:28,175 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, 1, 1, 1, 1, 1] [2021-11-12 23:42:28,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:28,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:28,396 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:28,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:28,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1324432189, now seen corresponding path program 1 times [2021-11-12 23:42:28,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:28,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1003999963] [2021-11-12 23:42:28,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:28,399 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:28,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:28,401 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:28,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-12 23:42:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:30,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 1029 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-12 23:42:30,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-12 23:42:30,841 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:31,226 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-12 23:42:31,226 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:31,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1003999963] [2021-11-12 23:42:31,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1003999963] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:42:31,227 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:42:31,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 9 [2021-11-12 23:42:31,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714285095] [2021-11-12 23:42:31,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:31,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:42:31,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:31,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:42:31,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:42:31,230 INFO L87 Difference]: Start difference. First operand 3492 states and 4570 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-12 23:42:32,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:32,338 INFO L93 Difference]: Finished difference Result 3974 states and 5215 transitions. [2021-11-12 23:42:32,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-12 23:42:32,338 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 79 [2021-11-12 23:42:32,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:32,368 INFO L225 Difference]: With dead ends: 3974 [2021-11-12 23:42:32,368 INFO L226 Difference]: Without dead ends: 3740 [2021-11-12 23:42:32,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-11-12 23:42:32,373 INFO L933 BasicCegarLoop]: 1452 mSDtfsCounter, 113 mSDsluCounter, 8440 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 690.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 9892 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.39ms SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 771.26ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:32,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [161 Valid, 9892 Invalid, 408 Unknown, 0 Unchecked, 21.39ms Time], IncrementalHoareTripleChecker [195 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 771.26ms Time] [2021-11-12 23:42:32,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3740 states. [2021-11-12 23:42:32,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3740 to 3495. [2021-11-12 23:42:32,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3495 states, 2288 states have (on average 1.2080419580419581) internal successors, (2764), 2353 states have internal predecessors, (2764), 900 states have call successors, (900), 276 states have call predecessors, (900), 273 states have return successors, (909), 886 states have call predecessors, (909), 898 states have call successors, (909) [2021-11-12 23:42:32,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 3495 states and 4573 transitions. [2021-11-12 23:42:32,619 INFO L78 Accepts]: Start accepts. Automaton has 3495 states and 4573 transitions. Word has length 79 [2021-11-12 23:42:32,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:32,620 INFO L470 AbstractCegarLoop]: Abstraction has 3495 states and 4573 transitions. [2021-11-12 23:42:32,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-12 23:42:32,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3495 states and 4573 transitions. [2021-11-12 23:42:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-12 23:42:32,622 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:32,623 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:32,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:32,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:32,852 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:32,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:32,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1821352756, now seen corresponding path program 1 times [2021-11-12 23:42:32,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:32,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [228498540] [2021-11-12 23:42:32,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:32,855 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:32,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:32,857 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:32,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-12 23:42:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:34,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:34,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:35,292 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:35,564 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:35,566 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [228498540] [2021-11-12 23:42:35,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [228498540] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:35,567 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:35,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:35,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656144571] [2021-11-12 23:42:35,567 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:35,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:35,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:35,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:35,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:35,568 INFO L87 Difference]: Start difference. First operand 3495 states and 4573 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-12 23:42:35,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:35,754 INFO L93 Difference]: Finished difference Result 3495 states and 4573 transitions. [2021-11-12 23:42:35,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:42:35,754 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 81 [2021-11-12 23:42:35,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:35,779 INFO L225 Difference]: With dead ends: 3495 [2021-11-12 23:42:35,779 INFO L226 Difference]: Without dead ends: 3493 [2021-11-12 23:42:35,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:35,782 INFO L933 BasicCegarLoop]: 1346 mSDtfsCounter, 1277 mSDsluCounter, 2688 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1279 SdHoareTripleChecker+Valid, 4034 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.19ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.54ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:35,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1279 Valid, 4034 Invalid, 2 Unknown, 0 Unchecked, 9.19ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 5.54ms Time] [2021-11-12 23:42:35,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3493 states. [2021-11-12 23:42:35,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3493 to 3493. [2021-11-12 23:42:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3493 states, 2287 states have (on average 1.2076956711849585) internal successors, (2762), 2351 states have internal predecessors, (2762), 900 states have call successors, (900), 276 states have call predecessors, (900), 273 states have return successors, (909), 886 states have call predecessors, (909), 898 states have call successors, (909) [2021-11-12 23:42:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 3493 states and 4571 transitions. [2021-11-12 23:42:36,011 INFO L78 Accepts]: Start accepts. Automaton has 3493 states and 4571 transitions. Word has length 81 [2021-11-12 23:42:36,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:36,011 INFO L470 AbstractCegarLoop]: Abstraction has 3493 states and 4571 transitions. [2021-11-12 23:42:36,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 5 states have internal predecessors, (84), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-12 23:42:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 4571 transitions. [2021-11-12 23:42:36,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-12 23:42:36,014 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:36,014 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2021-11-12 23:42:36,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:36,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:36,239 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:36,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:36,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1236653152, now seen corresponding path program 1 times [2021-11-12 23:42:36,241 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:36,241 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1530340687] [2021-11-12 23:42:36,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:36,241 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:36,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:36,242 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:36,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-12 23:42:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:38,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-12 23:42:38,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:38,989 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-12 23:42:38,989 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-12 23:42:39,827 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:39,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1530340687] [2021-11-12 23:42:39,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1530340687] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:42:39,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [334398682] [2021-11-12 23:42:39,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:39,827 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:42:39,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:42:39,829 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:42:39,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-12 23:42:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:41,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 1039 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-12 23:42:41,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-12 23:42:42,259 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-12 23:42:42,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [334398682] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:42,660 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:42:42,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15, 15] imperfect sequences [18, 18] total 21 [2021-11-12 23:42:42,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095026616] [2021-11-12 23:42:42,661 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:42,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-12 23:42:42,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:42,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-12 23:42:42,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=377, Unknown=0, NotChecked=0, Total=420 [2021-11-12 23:42:42,662 INFO L87 Difference]: Start difference. First operand 3493 states and 4571 transitions. Second operand has 18 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 17 states have internal predecessors, (57), 8 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (14), 8 states have call predecessors, (14), 8 states have call successors, (14) [2021-11-12 23:42:45,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:45,004 INFO L93 Difference]: Finished difference Result 3891 states and 5029 transitions. [2021-11-12 23:42:45,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-12 23:42:45,005 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 17 states have internal predecessors, (57), 8 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (14), 8 states have call predecessors, (14), 8 states have call successors, (14) Word has length 83 [2021-11-12 23:42:45,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:45,053 INFO L225 Difference]: With dead ends: 3891 [2021-11-12 23:42:45,053 INFO L226 Difference]: Without dead ends: 3588 [2021-11-12 23:42:45,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=125, Invalid=745, Unknown=0, NotChecked=0, Total=870 [2021-11-12 23:42:45,059 INFO L933 BasicCegarLoop]: 1342 mSDtfsCounter, 54 mSDsluCounter, 21221 mSDsCounter, 0 mSdLazyCounter, 558 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1368.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 22563 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.35ms SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1495.13ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:45,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [73 Valid, 22563 Invalid, 758 Unknown, 0 Unchecked, 33.35ms Time], IncrementalHoareTripleChecker [200 Valid, 558 Invalid, 0 Unknown, 0 Unchecked, 1495.13ms Time] [2021-11-12 23:42:45,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3588 states. [2021-11-12 23:42:45,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3588 to 3533. [2021-11-12 23:42:45,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3533 states, 2315 states have (on average 1.205183585313175) internal successors, (2790), 2375 states have internal predecessors, (2790), 912 states have call successors, (912), 276 states have call predecessors, (912), 273 states have return successors, (921), 898 states have call predecessors, (921), 910 states have call successors, (921) [2021-11-12 23:42:45,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3533 states and 4623 transitions. [2021-11-12 23:42:45,327 INFO L78 Accepts]: Start accepts. Automaton has 3533 states and 4623 transitions. Word has length 83 [2021-11-12 23:42:45,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:45,327 INFO L470 AbstractCegarLoop]: Abstraction has 3533 states and 4623 transitions. [2021-11-12 23:42:45,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 17 states have internal predecessors, (57), 8 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (14), 8 states have call predecessors, (14), 8 states have call successors, (14) [2021-11-12 23:42:45,328 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 4623 transitions. [2021-11-12 23:42:45,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-12 23:42:45,330 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:45,330 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:45,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:45,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:45,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:42:45,748 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:45,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:45,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1770766125, now seen corresponding path program 1 times [2021-11-12 23:42:45,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:45,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1943186567] [2021-11-12 23:42:45,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:45,750 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:45,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:45,751 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:45,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-12 23:42:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:47,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:47,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:48,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:48,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:48,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:48,299 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:48,299 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1943186567] [2021-11-12 23:42:48,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1943186567] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:48,300 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:48,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:48,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432431280] [2021-11-12 23:42:48,300 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:48,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:48,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:48,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:48,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:48,301 INFO L87 Difference]: Start difference. First operand 3533 states and 4623 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-12 23:42:48,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:48,739 INFO L93 Difference]: Finished difference Result 6994 states and 9157 transitions. [2021-11-12 23:42:48,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:42:48,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 87 [2021-11-12 23:42:48,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:48,771 INFO L225 Difference]: With dead ends: 6994 [2021-11-12 23:42:48,772 INFO L226 Difference]: Without dead ends: 6992 [2021-11-12 23:42:48,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:48,776 INFO L933 BasicCegarLoop]: 1761 mSDtfsCounter, 1249 mSDsluCounter, 3054 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 4815 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.97ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.46ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:48,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 4815 Invalid, 17 Unknown, 0 Unchecked, 11.97ms Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 41.46ms Time] [2021-11-12 23:42:48,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6992 states. [2021-11-12 23:42:49,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6992 to 6813. [2021-11-12 23:42:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6813 states, 4479 states have (on average 1.2067425764679616) internal successors, (5405), 4569 states have internal predecessors, (5405), 1774 states have call successors, (1774), 534 states have call predecessors, (1774), 527 states have return successors, (1793), 1742 states have call predecessors, (1793), 1772 states have call successors, (1793) [2021-11-12 23:42:49,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6813 states to 6813 states and 8972 transitions. [2021-11-12 23:42:49,296 INFO L78 Accepts]: Start accepts. Automaton has 6813 states and 8972 transitions. Word has length 87 [2021-11-12 23:42:49,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:49,297 INFO L470 AbstractCegarLoop]: Abstraction has 6813 states and 8972 transitions. [2021-11-12 23:42:49,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-12 23:42:49,297 INFO L276 IsEmpty]: Start isEmpty. Operand 6813 states and 8972 transitions. [2021-11-12 23:42:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-12 23:42:49,299 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:49,299 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:49,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:49,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:49,524 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:49,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:49,524 INFO L85 PathProgramCache]: Analyzing trace with hash -1229523154, now seen corresponding path program 1 times [2021-11-12 23:42:49,526 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:49,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160571106] [2021-11-12 23:42:49,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:49,527 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:49,528 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:49,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-12 23:42:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:51,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:51,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:51,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:51,778 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:52,088 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:52,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1160571106] [2021-11-12 23:42:52,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1160571106] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:52,088 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:52,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:52,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385279720] [2021-11-12 23:42:52,088 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:52,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:52,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:52,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:52,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:52,090 INFO L87 Difference]: Start difference. First operand 6813 states and 8972 transitions. Second operand has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:42:52,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:52,465 INFO L93 Difference]: Finished difference Result 6813 states and 8972 transitions. [2021-11-12 23:42:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:42:52,466 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 93 [2021-11-12 23:42:52,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:52,494 INFO L225 Difference]: With dead ends: 6813 [2021-11-12 23:42:52,494 INFO L226 Difference]: Without dead ends: 6811 [2021-11-12 23:42:52,498 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:52,499 INFO L933 BasicCegarLoop]: 1344 mSDtfsCounter, 1274 mSDsluCounter, 1338 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.41ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 2682 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.77ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.43ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:52,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1276 Valid, 2682 Invalid, 2 Unknown, 0 Unchecked, 5.77ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 5.43ms Time] [2021-11-12 23:42:52,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6811 states. [2021-11-12 23:42:52,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6811 to 6811. [2021-11-12 23:42:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6811 states, 4478 states have (on average 1.2065654309959803) internal successors, (5403), 4567 states have internal predecessors, (5403), 1774 states have call successors, (1774), 534 states have call predecessors, (1774), 527 states have return successors, (1793), 1742 states have call predecessors, (1793), 1772 states have call successors, (1793) [2021-11-12 23:42:53,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6811 states to 6811 states and 8970 transitions. [2021-11-12 23:42:53,012 INFO L78 Accepts]: Start accepts. Automaton has 6811 states and 8970 transitions. Word has length 93 [2021-11-12 23:42:53,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:53,012 INFO L470 AbstractCegarLoop]: Abstraction has 6811 states and 8970 transitions. [2021-11-12 23:42:53,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.0) internal successors, (100), 5 states have internal predecessors, (100), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:42:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 6811 states and 8970 transitions. [2021-11-12 23:42:53,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-12 23:42:53,015 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:53,016 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:53,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:53,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:53,240 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:53,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:53,240 INFO L85 PathProgramCache]: Analyzing trace with hash -455597647, now seen corresponding path program 1 times [2021-11-12 23:42:53,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:53,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [483626448] [2021-11-12 23:42:53,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:53,242 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:53,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:53,243 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:53,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-12 23:42:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:55,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:55,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:55,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:55,570 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:55,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:55,893 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:55,893 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [483626448] [2021-11-12 23:42:55,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [483626448] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:55,893 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:55,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:55,893 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813712203] [2021-11-12 23:42:55,893 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:55,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:55,894 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:55,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:55,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:55,895 INFO L87 Difference]: Start difference. First operand 6811 states and 8970 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:42:56,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:42:56,174 INFO L93 Difference]: Finished difference Result 6811 states and 8970 transitions. [2021-11-12 23:42:56,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:42:56,175 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 95 [2021-11-12 23:42:56,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:42:56,202 INFO L225 Difference]: With dead ends: 6811 [2021-11-12 23:42:56,202 INFO L226 Difference]: Without dead ends: 6809 [2021-11-12 23:42:56,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:42:56,208 INFO L933 BasicCegarLoop]: 1342 mSDtfsCounter, 1259 mSDsluCounter, 2680 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1261 SdHoareTripleChecker+Valid, 4022 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.30ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.91ms IncrementalHoareTripleChecker+Time [2021-11-12 23:42:56,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1261 Valid, 4022 Invalid, 2 Unknown, 0 Unchecked, 6.30ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 4.91ms Time] [2021-11-12 23:42:56,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6809 states. [2021-11-12 23:42:56,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6809 to 6809. [2021-11-12 23:42:56,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6809 states, 4477 states have (on average 1.2063882063882063) internal successors, (5401), 4565 states have internal predecessors, (5401), 1774 states have call successors, (1774), 534 states have call predecessors, (1774), 527 states have return successors, (1793), 1742 states have call predecessors, (1793), 1772 states have call successors, (1793) [2021-11-12 23:42:56,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6809 states to 6809 states and 8968 transitions. [2021-11-12 23:42:56,746 INFO L78 Accepts]: Start accepts. Automaton has 6809 states and 8968 transitions. Word has length 95 [2021-11-12 23:42:56,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:42:56,747 INFO L470 AbstractCegarLoop]: Abstraction has 6809 states and 8968 transitions. [2021-11-12 23:42:56,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:42:56,747 INFO L276 IsEmpty]: Start isEmpty. Operand 6809 states and 8968 transitions. [2021-11-12 23:42:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-12 23:42:56,749 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:42:56,750 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:42:56,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-12 23:42:56,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:42:56,972 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:42:56,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:42:56,973 INFO L85 PathProgramCache]: Analyzing trace with hash 629437372, now seen corresponding path program 1 times [2021-11-12 23:42:56,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:42:56,974 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2076080702] [2021-11-12 23:42:56,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:42:56,975 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:42:56,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:42:56,976 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:42:56,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-12 23:42:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:42:58,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:42:58,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:59,271 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:59,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:59,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:42:59,561 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:59,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2076080702] [2021-11-12 23:42:59,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2076080702] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:59,562 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:59,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:42:59,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055391739] [2021-11-12 23:42:59,562 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:59,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:42:59,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:59,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:42:59,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:42:59,563 INFO L87 Difference]: Start difference. First operand 6809 states and 8968 transitions. Second operand has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-12 23:43:00,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:00,032 INFO L93 Difference]: Finished difference Result 6809 states and 8968 transitions. [2021-11-12 23:43:00,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:43:00,033 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 101 [2021-11-12 23:43:00,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:00,062 INFO L225 Difference]: With dead ends: 6809 [2021-11-12 23:43:00,063 INFO L226 Difference]: Without dead ends: 6807 [2021-11-12 23:43:00,067 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:43:00,068 INFO L933 BasicCegarLoop]: 1340 mSDtfsCounter, 1254 mSDsluCounter, 1338 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1256 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.27ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.88ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:00,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1256 Valid, 2678 Invalid, 2 Unknown, 0 Unchecked, 6.27ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 5.88ms Time] [2021-11-12 23:43:00,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6807 states. [2021-11-12 23:43:00,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6807 to 6807. [2021-11-12 23:43:00,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6807 states, 4476 states have (on average 1.2062109025915997) internal successors, (5399), 4563 states have internal predecessors, (5399), 1774 states have call successors, (1774), 534 states have call predecessors, (1774), 527 states have return successors, (1793), 1742 states have call predecessors, (1793), 1772 states have call successors, (1793) [2021-11-12 23:43:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6807 states to 6807 states and 8966 transitions. [2021-11-12 23:43:00,661 INFO L78 Accepts]: Start accepts. Automaton has 6807 states and 8966 transitions. Word has length 101 [2021-11-12 23:43:00,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:00,662 INFO L470 AbstractCegarLoop]: Abstraction has 6807 states and 8966 transitions. [2021-11-12 23:43:00,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.4) internal successors, (112), 5 states have internal predecessors, (112), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-12 23:43:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand 6807 states and 8966 transitions. [2021-11-12 23:43:00,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-12 23:43:00,664 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:00,664 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:00,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:00,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:00,884 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:00,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:00,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1775885, now seen corresponding path program 1 times [2021-11-12 23:43:00,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:00,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2113849876] [2021-11-12 23:43:00,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:00,887 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:00,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:00,888 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:00,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-12 23:43:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:02,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:43:02,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:03,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:03,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:03,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:03,615 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:03,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2113849876] [2021-11-12 23:43:03,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2113849876] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:03,616 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:03,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:43:03,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724712906] [2021-11-12 23:43:03,616 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:03,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:43:03,617 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:03,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:43:03,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:43:03,618 INFO L87 Difference]: Start difference. First operand 6807 states and 8966 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-12 23:43:04,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:04,067 INFO L93 Difference]: Finished difference Result 6807 states and 8966 transitions. [2021-11-12 23:43:04,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:43:04,067 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 107 [2021-11-12 23:43:04,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:04,097 INFO L225 Difference]: With dead ends: 6807 [2021-11-12 23:43:04,098 INFO L226 Difference]: Without dead ends: 6805 [2021-11-12 23:43:04,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:43:04,104 INFO L933 BasicCegarLoop]: 1338 mSDtfsCounter, 1243 mSDsluCounter, 2672 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1245 SdHoareTripleChecker+Valid, 4010 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.99ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.29ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:04,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1245 Valid, 4010 Invalid, 2 Unknown, 0 Unchecked, 6.99ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 4.29ms Time] [2021-11-12 23:43:04,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6805 states. [2021-11-12 23:43:04,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6805 to 6805. [2021-11-12 23:43:04,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6805 states, 4475 states have (on average 1.2060335195530727) internal successors, (5397), 4561 states have internal predecessors, (5397), 1774 states have call successors, (1774), 534 states have call predecessors, (1774), 527 states have return successors, (1793), 1742 states have call predecessors, (1793), 1772 states have call successors, (1793) [2021-11-12 23:43:04,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6805 states to 6805 states and 8964 transitions. [2021-11-12 23:43:04,706 INFO L78 Accepts]: Start accepts. Automaton has 6805 states and 8964 transitions. Word has length 107 [2021-11-12 23:43:04,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:04,710 INFO L470 AbstractCegarLoop]: Abstraction has 6805 states and 8964 transitions. [2021-11-12 23:43:04,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-12 23:43:04,710 INFO L276 IsEmpty]: Start isEmpty. Operand 6805 states and 8964 transitions. [2021-11-12 23:43:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-12 23:43:04,712 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:04,713 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:04,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:04,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:04,937 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:04,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:04,938 INFO L85 PathProgramCache]: Analyzing trace with hash 759451743, now seen corresponding path program 1 times [2021-11-12 23:43:04,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:04,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1688973890] [2021-11-12 23:43:04,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:04,941 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:04,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:04,942 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:04,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-12 23:43:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:07,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 1235 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-12 23:43:07,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-12 23:43:09,283 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:11,622 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2021-11-12 23:43:11,622 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:11,622 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1688973890] [2021-11-12 23:43:11,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1688973890] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:43:11,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:43:11,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [10] total 20 [2021-11-12 23:43:11,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473087136] [2021-11-12 23:43:11,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:11,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-12 23:43:11,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:11,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-12 23:43:11,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2021-11-12 23:43:11,625 INFO L87 Difference]: Start difference. First operand 6805 states and 8964 transitions. Second operand has 13 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 5 states have call successors, (18), 2 states have call predecessors, (18), 5 states have return successors, (16), 6 states have call predecessors, (16), 5 states have call successors, (16) [2021-11-12 23:43:13,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:13,958 INFO L93 Difference]: Finished difference Result 13624 states and 17957 transitions. [2021-11-12 23:43:13,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-12 23:43:13,959 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 5 states have call successors, (18), 2 states have call predecessors, (18), 5 states have return successors, (16), 6 states have call predecessors, (16), 5 states have call successors, (16) Word has length 150 [2021-11-12 23:43:13,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:13,999 INFO L225 Difference]: With dead ends: 13624 [2021-11-12 23:43:13,999 INFO L226 Difference]: Without dead ends: 6843 [2021-11-12 23:43:14,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2021-11-12 23:43:14,038 INFO L933 BasicCegarLoop]: 1377 mSDtfsCounter, 226 mSDsluCounter, 12005 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1093.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 349 SdHoareTripleChecker+Valid, 13382 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 27.98ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1214.02ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:14,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [349 Valid, 13382 Invalid, 310 Unknown, 0 Unchecked, 27.98ms Time], IncrementalHoareTripleChecker [6 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 1214.02ms Time] [2021-11-12 23:43:14,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6843 states. [2021-11-12 23:43:14,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6843 to 6805. [2021-11-12 23:43:14,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6805 states, 4475 states have (on average 1.2058100558659217) internal successors, (5396), 4560 states have internal predecessors, (5396), 1774 states have call successors, (1774), 534 states have call predecessors, (1774), 527 states have return successors, (1793), 1742 states have call predecessors, (1793), 1772 states have call successors, (1793) [2021-11-12 23:43:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6805 states to 6805 states and 8963 transitions. [2021-11-12 23:43:14,869 INFO L78 Accepts]: Start accepts. Automaton has 6805 states and 8963 transitions. Word has length 150 [2021-11-12 23:43:14,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:14,870 INFO L470 AbstractCegarLoop]: Abstraction has 6805 states and 8963 transitions. [2021-11-12 23:43:14,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 5 states have call successors, (18), 2 states have call predecessors, (18), 5 states have return successors, (16), 6 states have call predecessors, (16), 5 states have call successors, (16) [2021-11-12 23:43:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 6805 states and 8963 transitions. [2021-11-12 23:43:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-12 23:43:14,873 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:14,873 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:14,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:15,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:15,088 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:15,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:15,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1556233188, now seen corresponding path program 1 times [2021-11-12 23:43:15,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:15,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1328719771] [2021-11-12 23:43:15,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:15,092 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:15,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:15,093 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:15,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-12 23:43:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:17,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:43:17,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:18,495 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:18,999 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:18,999 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:18,999 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1328719771] [2021-11-12 23:43:18,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1328719771] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:18,999 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:19,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2021-11-12 23:43:19,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787118433] [2021-11-12 23:43:19,000 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:19,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:43:19,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:19,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:43:19,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:43:19,001 INFO L87 Difference]: Start difference. First operand 6805 states and 8963 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:43:19,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:19,503 INFO L93 Difference]: Finished difference Result 7074 states and 9211 transitions. [2021-11-12 23:43:19,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:43:19,503 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 154 [2021-11-12 23:43:19,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:19,531 INFO L225 Difference]: With dead ends: 7074 [2021-11-12 23:43:19,531 INFO L226 Difference]: Without dead ends: 7072 [2021-11-12 23:43:19,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:43:19,537 INFO L933 BasicCegarLoop]: 1365 mSDtfsCounter, 1215 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 4214 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.31ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.12ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:19,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 4214 Invalid, 13 Unknown, 0 Unchecked, 7.31ms Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 26.12ms Time] [2021-11-12 23:43:19,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7072 states. [2021-11-12 23:43:20,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7072 to 7064. [2021-11-12 23:43:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7064 states, 4664 states have (on average 1.2056174957118353) internal successors, (5623), 4749 states have internal predecessors, (5623), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:20,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7064 states to 7064 states and 9198 transitions. [2021-11-12 23:43:20,267 INFO L78 Accepts]: Start accepts. Automaton has 7064 states and 9198 transitions. Word has length 154 [2021-11-12 23:43:20,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:20,268 INFO L470 AbstractCegarLoop]: Abstraction has 7064 states and 9198 transitions. [2021-11-12 23:43:20,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (31), 4 states have call predecessors, (31), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:43:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 7064 states and 9198 transitions. [2021-11-12 23:43:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-12 23:43:20,271 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:20,271 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:20,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:20,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:20,488 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:20,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:20,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1950977870, now seen corresponding path program 1 times [2021-11-12 23:43:20,491 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:20,491 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344561914] [2021-11-12 23:43:20,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:20,492 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:20,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:20,493 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:20,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-12 23:43:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:22,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 1042 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:43:22,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:23,334 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:23,334 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:23,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:23,671 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:23,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344561914] [2021-11-12 23:43:23,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344561914] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:23,672 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:23,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:43:23,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664844476] [2021-11-12 23:43:23,672 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:23,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:43:23,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:23,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:43:23,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:43:23,674 INFO L87 Difference]: Start difference. First operand 7064 states and 9198 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 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) [2021-11-12 23:43:24,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:24,109 INFO L93 Difference]: Finished difference Result 7064 states and 9198 transitions. [2021-11-12 23:43:24,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:43:24,110 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 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 113 [2021-11-12 23:43:24,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:24,136 INFO L225 Difference]: With dead ends: 7064 [2021-11-12 23:43:24,137 INFO L226 Difference]: Without dead ends: 7062 [2021-11-12 23:43:24,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:43:24,141 INFO L933 BasicCegarLoop]: 1335 mSDtfsCounter, 1237 mSDsluCounter, 1333 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1239 SdHoareTripleChecker+Valid, 2668 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.03ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.52ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:24,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1239 Valid, 2668 Invalid, 2 Unknown, 0 Unchecked, 5.03ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 4.52ms Time] [2021-11-12 23:43:24,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7062 states. [2021-11-12 23:43:24,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7062 to 7062. [2021-11-12 23:43:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7062 states, 4663 states have (on average 1.2054471370362427) internal successors, (5621), 4747 states have internal predecessors, (5621), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:24,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7062 states to 7062 states and 9196 transitions. [2021-11-12 23:43:24,873 INFO L78 Accepts]: Start accepts. Automaton has 7062 states and 9196 transitions. Word has length 113 [2021-11-12 23:43:24,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:24,873 INFO L470 AbstractCegarLoop]: Abstraction has 7062 states and 9196 transitions. [2021-11-12 23:43:24,873 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 states have internal predecessors, (128), 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) [2021-11-12 23:43:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 7062 states and 9196 transitions. [2021-11-12 23:43:24,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-12 23:43:24,875 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:24,875 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:24,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:25,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:25,088 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:25,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:25,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1610132911, now seen corresponding path program 1 times [2021-11-12 23:43:25,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:25,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2034576466] [2021-11-12 23:43:25,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:25,092 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:25,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:25,093 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:25,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-12 23:43:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:27,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:43:27,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:27,823 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:27,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:28,199 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:28,199 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:28,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2034576466] [2021-11-12 23:43:28,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2034576466] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:28,199 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:28,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:43:28,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225923969] [2021-11-12 23:43:28,200 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:28,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:43:28,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:28,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:43:28,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:43:28,206 INFO L87 Difference]: Start difference. First operand 7062 states and 9196 transitions. Second operand has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-12 23:43:28,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:28,657 INFO L93 Difference]: Finished difference Result 7062 states and 9196 transitions. [2021-11-12 23:43:28,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:43:28,658 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 119 [2021-11-12 23:43:28,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:28,682 INFO L225 Difference]: With dead ends: 7062 [2021-11-12 23:43:28,682 INFO L226 Difference]: Without dead ends: 7060 [2021-11-12 23:43:28,685 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 237 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:43:28,686 INFO L933 BasicCegarLoop]: 1333 mSDtfsCounter, 1229 mSDsluCounter, 1331 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1231 SdHoareTripleChecker+Valid, 2664 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.15ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.66ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:28,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1231 Valid, 2664 Invalid, 2 Unknown, 0 Unchecked, 5.15ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 4.66ms Time] [2021-11-12 23:43:28,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7060 states. [2021-11-12 23:43:29,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7060 to 7060. [2021-11-12 23:43:29,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7060 states, 4662 states have (on average 1.2052767052767053) internal successors, (5619), 4745 states have internal predecessors, (5619), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7060 states to 7060 states and 9194 transitions. [2021-11-12 23:43:29,437 INFO L78 Accepts]: Start accepts. Automaton has 7060 states and 9194 transitions. Word has length 119 [2021-11-12 23:43:29,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:29,437 INFO L470 AbstractCegarLoop]: Abstraction has 7060 states and 9194 transitions. [2021-11-12 23:43:29,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.2) internal successors, (136), 5 states have internal predecessors, (136), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-12 23:43:29,438 INFO L276 IsEmpty]: Start isEmpty. Operand 7060 states and 9194 transitions. [2021-11-12 23:43:29,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-12 23:43:29,441 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:29,441 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:29,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:29,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:29,664 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:29,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:29,664 INFO L85 PathProgramCache]: Analyzing trace with hash -2084711684, now seen corresponding path program 1 times [2021-11-12 23:43:29,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:29,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1512008705] [2021-11-12 23:43:29,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:29,666 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:29,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:29,667 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:29,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-12 23:43:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:31,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:43:31,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:32,017 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:32,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:32,373 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:32,373 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:32,373 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1512008705] [2021-11-12 23:43:32,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1512008705] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:32,374 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:32,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-12 23:43:32,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550815429] [2021-11-12 23:43:32,374 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:32,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:43:32,376 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:32,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:43:32,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:43:32,377 INFO L87 Difference]: Start difference. First operand 7060 states and 9194 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2021-11-12 23:43:32,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:32,832 INFO L93 Difference]: Finished difference Result 7144 states and 9316 transitions. [2021-11-12 23:43:32,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:43:32,833 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 161 [2021-11-12 23:43:32,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:32,855 INFO L225 Difference]: With dead ends: 7144 [2021-11-12 23:43:32,855 INFO L226 Difference]: Without dead ends: 7142 [2021-11-12 23:43:32,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:43:32,860 INFO L933 BasicCegarLoop]: 1333 mSDtfsCounter, 45 mSDsluCounter, 3985 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 5318 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.36ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.63ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:32,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [45 Valid, 5318 Invalid, 11 Unknown, 0 Unchecked, 6.36ms Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 27.63ms Time] [2021-11-12 23:43:32,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7142 states. [2021-11-12 23:43:33,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7142 to 7076. [2021-11-12 23:43:33,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7076 states, 4678 states have (on average 1.2045746045318513) internal successors, (5635), 4761 states have internal predecessors, (5635), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:33,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7076 states to 7076 states and 9210 transitions. [2021-11-12 23:43:33,594 INFO L78 Accepts]: Start accepts. Automaton has 7076 states and 9210 transitions. Word has length 161 [2021-11-12 23:43:33,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:33,598 INFO L470 AbstractCegarLoop]: Abstraction has 7076 states and 9210 transitions. [2021-11-12 23:43:33,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2021-11-12 23:43:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand 7076 states and 9210 transitions. [2021-11-12 23:43:33,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-12 23:43:33,601 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:33,601 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:33,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:33,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:33,812 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:33,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:33,812 INFO L85 PathProgramCache]: Analyzing trace with hash -2084771266, now seen corresponding path program 1 times [2021-11-12 23:43:33,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:33,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1847170875] [2021-11-12 23:43:33,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:33,814 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:33,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:33,815 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:33,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-12 23:43:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:36,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-12 23:43:36,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:37,096 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:37,096 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:37,612 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:37,612 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:37,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1847170875] [2021-11-12 23:43:37,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1847170875] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:37,612 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:37,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 6] imperfect sequences [] total 7 [2021-11-12 23:43:37,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245021826] [2021-11-12 23:43:37,613 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:37,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:43:37,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:37,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:43:37,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:43:37,615 INFO L87 Difference]: Start difference. First operand 7076 states and 9210 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-12 23:43:39,746 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:43:42,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:42,646 INFO L93 Difference]: Finished difference Result 14094 states and 18436 transitions. [2021-11-12 23:43:42,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:43:42,650 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) Word has length 161 [2021-11-12 23:43:42,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:42,687 INFO L225 Difference]: With dead ends: 14094 [2021-11-12 23:43:42,687 INFO L226 Difference]: Without dead ends: 7058 [2021-11-12 23:43:42,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 315 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:43:42,714 INFO L933 BasicCegarLoop]: 1329 mSDtfsCounter, 1272 mSDsluCounter, 3442 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4035.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 4771 SdHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.05ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4362.36ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:42,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1276 Valid, 4771 Invalid, 541 Unknown, 0 Unchecked, 15.05ms Time], IncrementalHoareTripleChecker [1 Valid, 539 Invalid, 1 Unknown, 0 Unchecked, 4362.36ms Time] [2021-11-12 23:43:42,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7058 states. [2021-11-12 23:43:43,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7058 to 7058. [2021-11-12 23:43:43,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7058 states, 4661 states have (on average 1.2018880068654796) internal successors, (5602), 4743 states have internal predecessors, (5602), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:43,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7058 states to 7058 states and 9177 transitions. [2021-11-12 23:43:43,281 INFO L78 Accepts]: Start accepts. Automaton has 7058 states and 9177 transitions. Word has length 161 [2021-11-12 23:43:43,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:43,282 INFO L470 AbstractCegarLoop]: Abstraction has 7058 states and 9177 transitions. [2021-11-12 23:43:43,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 2 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-12 23:43:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 7058 states and 9177 transitions. [2021-11-12 23:43:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-12 23:43:43,283 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:43,284 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:43,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:43,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:43,500 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:43,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:43,500 INFO L85 PathProgramCache]: Analyzing trace with hash 46111810, now seen corresponding path program 1 times [2021-11-12 23:43:43,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:43,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [42869444] [2021-11-12 23:43:43,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:43,502 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:43,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:43,503 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:43,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-12 23:43:45,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:45,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 1268 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:43:45,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:46,422 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:46,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:46,936 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:46,936 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:46,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [42869444] [2021-11-12 23:43:46,936 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [42869444] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:46,936 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:46,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 4 [2021-11-12 23:43:46,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345545839] [2021-11-12 23:43:46,937 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:46,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:43:46,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:46,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:43:46,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:43:46,938 INFO L87 Difference]: Start difference. First operand 7058 states and 9177 transitions. Second operand has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-12 23:43:47,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:47,588 INFO L93 Difference]: Finished difference Result 14058 states and 18370 transitions. [2021-11-12 23:43:47,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:43:47,589 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 165 [2021-11-12 23:43:47,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:47,612 INFO L225 Difference]: With dead ends: 14058 [2021-11-12 23:43:47,612 INFO L226 Difference]: Without dead ends: 7040 [2021-11-12 23:43:47,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:43:47,632 INFO L933 BasicCegarLoop]: 1326 mSDtfsCounter, 1265 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 1326 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.07ms SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.28ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:47,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1265 Valid, 1326 Invalid, 19 Unknown, 0 Unchecked, 3.07ms Time], IncrementalHoareTripleChecker [18 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 24.28ms Time] [2021-11-12 23:43:47,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7040 states. [2021-11-12 23:43:48,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7040 to 7040. [2021-11-12 23:43:48,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7040 states, 4644 states have (on average 1.1991817398794142) internal successors, (5569), 4725 states have internal predecessors, (5569), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:48,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7040 states to 7040 states and 9144 transitions. [2021-11-12 23:43:48,247 INFO L78 Accepts]: Start accepts. Automaton has 7040 states and 9144 transitions. Word has length 165 [2021-11-12 23:43:48,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:48,248 INFO L470 AbstractCegarLoop]: Abstraction has 7040 states and 9144 transitions. [2021-11-12 23:43:48,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.5) internal successors, (94), 4 states have internal predecessors, (94), 3 states have call successors, (34), 3 states have call predecessors, (34), 2 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2021-11-12 23:43:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 7040 states and 9144 transitions. [2021-11-12 23:43:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-12 23:43:48,249 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:48,249 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:48,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:48,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:48,450 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:48,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:48,450 INFO L85 PathProgramCache]: Analyzing trace with hash 974498420, now seen corresponding path program 1 times [2021-11-12 23:43:48,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:48,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1833790055] [2021-11-12 23:43:48,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:48,452 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:48,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:48,453 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:48,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-12 23:43:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:50,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:43:50,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:50,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:50,900 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:51,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:43:51,253 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:51,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1833790055] [2021-11-12 23:43:51,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1833790055] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:51,253 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:51,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:43:51,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450166747] [2021-11-12 23:43:51,254 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:51,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:43:51,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:51,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:43:51,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:43:51,255 INFO L87 Difference]: Start difference. First operand 7040 states and 9144 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-12 23:43:51,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:51,770 INFO L93 Difference]: Finished difference Result 7040 states and 9144 transitions. [2021-11-12 23:43:51,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:43:51,771 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 125 [2021-11-12 23:43:51,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:51,797 INFO L225 Difference]: With dead ends: 7040 [2021-11-12 23:43:51,797 INFO L226 Difference]: Without dead ends: 7038 [2021-11-12 23:43:51,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:43:51,802 INFO L933 BasicCegarLoop]: 1323 mSDtfsCounter, 1210 mSDsluCounter, 2642 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.61ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 3965 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.79ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.64ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:51,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 3965 Invalid, 2 Unknown, 0 Unchecked, 7.79ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 5.64ms Time] [2021-11-12 23:43:51,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7038 states. [2021-11-12 23:43:52,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7038 to 7038. [2021-11-12 23:43:52,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7038 states, 4643 states have (on average 1.1990092612535) internal successors, (5567), 4723 states have internal predecessors, (5567), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:52,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7038 states to 7038 states and 9142 transitions. [2021-11-12 23:43:52,378 INFO L78 Accepts]: Start accepts. Automaton has 7038 states and 9142 transitions. Word has length 125 [2021-11-12 23:43:52,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:52,378 INFO L470 AbstractCegarLoop]: Abstraction has 7038 states and 9142 transitions. [2021-11-12 23:43:52,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-12 23:43:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 7038 states and 9142 transitions. [2021-11-12 23:43:52,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-12 23:43:52,380 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:52,380 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:52,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:52,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:52,596 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:52,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:52,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1544810298, now seen corresponding path program 1 times [2021-11-12 23:43:52,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:52,598 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [746363184] [2021-11-12 23:43:52,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:52,598 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:52,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:52,599 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:52,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-12 23:43:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:54,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1272 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:43:54,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:54,913 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:54,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:55,294 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2021-11-12 23:43:55,295 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:55,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [746363184] [2021-11-12 23:43:55,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [746363184] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:55,295 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:55,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-12 23:43:55,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663188859] [2021-11-12 23:43:55,296 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:55,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-12 23:43:55,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:55,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-12 23:43:55,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:43:55,297 INFO L87 Difference]: Start difference. First operand 7038 states and 9142 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (20), 5 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 1 states have call successors, (17) [2021-11-12 23:43:57,431 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:43:58,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:58,042 INFO L93 Difference]: Finished difference Result 7046 states and 9146 transitions. [2021-11-12 23:43:58,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:43:58,043 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (20), 5 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 1 states have call successors, (17) Word has length 168 [2021-11-12 23:43:58,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:58,065 INFO L225 Difference]: With dead ends: 7046 [2021-11-12 23:43:58,066 INFO L226 Difference]: Without dead ends: 7044 [2021-11-12 23:43:58,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-12 23:43:58,070 INFO L933 BasicCegarLoop]: 1349 mSDtfsCounter, 119 mSDsluCounter, 6549 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2163.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 7898 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.30ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2167.47ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:58,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 7898 Invalid, 17 Unknown, 0 Unchecked, 8.30ms Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 2167.47ms Time] [2021-11-12 23:43:58,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7044 states. [2021-11-12 23:43:58,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7044 to 7038. [2021-11-12 23:43:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7038 states, 4643 states have (on average 1.1972862373465432) internal successors, (5559), 4723 states have internal predecessors, (5559), 1778 states have call successors, (1778), 600 states have call predecessors, (1778), 593 states have return successors, (1797), 1746 states have call predecessors, (1797), 1776 states have call successors, (1797) [2021-11-12 23:43:58,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7038 states to 7038 states and 9134 transitions. [2021-11-12 23:43:58,733 INFO L78 Accepts]: Start accepts. Automaton has 7038 states and 9134 transitions. Word has length 168 [2021-11-12 23:43:58,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:58,733 INFO L470 AbstractCegarLoop]: Abstraction has 7038 states and 9134 transitions. [2021-11-12 23:43:58,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 6 states have internal predecessors, (58), 3 states have call successors, (20), 5 states have call predecessors, (20), 3 states have return successors, (17), 3 states have call predecessors, (17), 1 states have call successors, (17) [2021-11-12 23:43:58,734 INFO L276 IsEmpty]: Start isEmpty. Operand 7038 states and 9134 transitions. [2021-11-12 23:43:58,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-12 23:43:58,735 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:58,735 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:58,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:58,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:58,945 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:43:58,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:58,946 INFO L85 PathProgramCache]: Analyzing trace with hash -51433625, now seen corresponding path program 1 times [2021-11-12 23:43:58,947 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:58,947 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586569090] [2021-11-12 23:43:58,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:58,948 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:58,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:58,948 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:58,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-12 23:44:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:44:00,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 1069 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:44:00,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:44:01,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:01,440 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:44:02,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:02,028 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:44:02,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586569090] [2021-11-12 23:44:02,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1586569090] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:44:02,028 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:44:02,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 6 [2021-11-12 23:44:02,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417018972] [2021-11-12 23:44:02,028 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:44:02,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:44:02,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:44:02,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:44:02,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:44:02,032 INFO L87 Difference]: Start difference. First operand 7038 states and 9134 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 3 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2021-11-12 23:44:02,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:02,874 INFO L93 Difference]: Finished difference Result 9749 states and 12516 transitions. [2021-11-12 23:44:02,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:44:02,875 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 3 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 131 [2021-11-12 23:44:02,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:02,900 INFO L225 Difference]: With dead ends: 9749 [2021-11-12 23:44:02,901 INFO L226 Difference]: Without dead ends: 9747 [2021-11-12 23:44:02,904 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-11-12 23:44:02,905 INFO L933 BasicCegarLoop]: 1558 mSDtfsCounter, 1261 mSDsluCounter, 5579 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 130.80ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1263 SdHoareTripleChecker+Valid, 7137 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.88ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 146.32ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:02,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1263 Valid, 7137 Invalid, 79 Unknown, 0 Unchecked, 9.88ms Time], IncrementalHoareTripleChecker [25 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 146.32ms Time] [2021-11-12 23:44:02,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9747 states. [2021-11-12 23:44:03,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9747 to 9563. [2021-11-12 23:44:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9563 states, 6337 states have (on average 1.1934669401925202) internal successors, (7563), 6441 states have internal predecessors, (7563), 2368 states have call successors, (2368), 843 states have call predecessors, (2368), 834 states have return successors, (2399), 2322 states have call predecessors, (2399), 2366 states have call successors, (2399) [2021-11-12 23:44:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9563 states to 9563 states and 12330 transitions. [2021-11-12 23:44:03,844 INFO L78 Accepts]: Start accepts. Automaton has 9563 states and 12330 transitions. Word has length 131 [2021-11-12 23:44:03,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:03,844 INFO L470 AbstractCegarLoop]: Abstraction has 9563 states and 12330 transitions. [2021-11-12 23:44:03,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 6 states have internal predecessors, (167), 3 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2021-11-12 23:44:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 9563 states and 12330 transitions. [2021-11-12 23:44:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-12 23:44:03,846 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:03,846 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:03,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:04,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:04,051 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:44:04,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:04,052 INFO L85 PathProgramCache]: Analyzing trace with hash 684604968, now seen corresponding path program 1 times [2021-11-12 23:44:04,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:04,054 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [587066541] [2021-11-12 23:44:04,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:04,054 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:04,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:04,055 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:04,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-11-12 23:44:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:44:05,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:44:05,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:44:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:06,613 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:44:06,991 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:06,991 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:44:06,992 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [587066541] [2021-11-12 23:44:06,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [587066541] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:44:06,992 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:44:06,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:44:06,993 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127054242] [2021-11-12 23:44:06,993 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:44:06,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:44:06,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:44:06,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:44:06,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:44:06,995 INFO L87 Difference]: Start difference. First operand 9563 states and 12330 transitions. Second operand has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-12 23:44:07,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:07,705 INFO L93 Difference]: Finished difference Result 9563 states and 12330 transitions. [2021-11-12 23:44:07,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:44:07,706 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 137 [2021-11-12 23:44:07,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:07,734 INFO L225 Difference]: With dead ends: 9563 [2021-11-12 23:44:07,734 INFO L226 Difference]: Without dead ends: 9561 [2021-11-12 23:44:07,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 268 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:44:07,743 INFO L933 BasicCegarLoop]: 1321 mSDtfsCounter, 1196 mSDsluCounter, 2638 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1198 SdHoareTripleChecker+Valid, 3959 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.72ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.18ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:07,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1198 Valid, 3959 Invalid, 2 Unknown, 0 Unchecked, 5.72ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 4.18ms Time] [2021-11-12 23:44:07,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9561 states. [2021-11-12 23:44:08,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9561 to 9561. [2021-11-12 23:44:08,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9561 states, 6336 states have (on average 1.1931818181818181) internal successors, (7560), 6439 states have internal predecessors, (7560), 2368 states have call successors, (2368), 843 states have call predecessors, (2368), 834 states have return successors, (2399), 2322 states have call predecessors, (2399), 2366 states have call successors, (2399) [2021-11-12 23:44:08,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9561 states to 9561 states and 12327 transitions. [2021-11-12 23:44:08,584 INFO L78 Accepts]: Start accepts. Automaton has 9561 states and 12327 transitions. Word has length 137 [2021-11-12 23:44:08,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:08,585 INFO L470 AbstractCegarLoop]: Abstraction has 9561 states and 12327 transitions. [2021-11-12 23:44:08,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.0) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-12 23:44:08,585 INFO L276 IsEmpty]: Start isEmpty. Operand 9561 states and 12327 transitions. [2021-11-12 23:44:08,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-12 23:44:08,586 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:08,586 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:08,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (27)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:08,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:08,800 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:44:08,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:08,800 INFO L85 PathProgramCache]: Analyzing trace with hash 81122115, now seen corresponding path program 1 times [2021-11-12 23:44:08,803 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:08,803 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [715197] [2021-11-12 23:44:08,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:08,803 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:08,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:08,804 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:08,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-11-12 23:44:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:44:10,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 1087 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:44:10,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:44:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:11,558 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:44:12,002 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:12,002 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:44:12,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [715197] [2021-11-12 23:44:12,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [715197] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:44:12,003 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:44:12,003 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:44:12,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492028152] [2021-11-12 23:44:12,003 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:44:12,004 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:44:12,004 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:44:12,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:44:12,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:44:12,005 INFO L87 Difference]: Start difference. First operand 9561 states and 12327 transitions. Second operand has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-12 23:44:12,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:12,825 INFO L93 Difference]: Finished difference Result 9561 states and 12327 transitions. [2021-11-12 23:44:12,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:44:12,826 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 143 [2021-11-12 23:44:12,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:12,852 INFO L225 Difference]: With dead ends: 9561 [2021-11-12 23:44:12,852 INFO L226 Difference]: Without dead ends: 9559 [2021-11-12 23:44:12,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:44:12,857 INFO L933 BasicCegarLoop]: 1319 mSDtfsCounter, 1191 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 2636 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.65ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.91ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:12,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1193 Valid, 2636 Invalid, 2 Unknown, 0 Unchecked, 5.65ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 4.91ms Time] [2021-11-12 23:44:12,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9559 states. [2021-11-12 23:44:13,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9559 to 9559. [2021-11-12 23:44:13,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9559 states, 6335 states have (on average 1.1928966061562747) internal successors, (7557), 6437 states have internal predecessors, (7557), 2368 states have call successors, (2368), 843 states have call predecessors, (2368), 834 states have return successors, (2399), 2322 states have call predecessors, (2399), 2366 states have call successors, (2399) [2021-11-12 23:44:13,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9559 states to 9559 states and 12324 transitions. [2021-11-12 23:44:13,867 INFO L78 Accepts]: Start accepts. Automaton has 9559 states and 12324 transitions. Word has length 143 [2021-11-12 23:44:13,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:13,868 INFO L470 AbstractCegarLoop]: Abstraction has 9559 states and 12324 transitions. [2021-11-12 23:44:13,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 33.6) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-12 23:44:13,868 INFO L276 IsEmpty]: Start isEmpty. Operand 9559 states and 12324 transitions. [2021-11-12 23:44:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-12 23:44:13,871 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:13,871 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:13,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (28)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:14,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:14,096 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:44:14,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:14,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1433171199, now seen corresponding path program 1 times [2021-11-12 23:44:14,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:14,098 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086316994] [2021-11-12 23:44:14,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:14,099 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:14,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:14,100 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:14,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-11-12 23:44:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:44:16,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:44:16,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:44:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:17,219 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:44:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:17,668 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:44:17,668 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1086316994] [2021-11-12 23:44:17,668 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1086316994] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:44:17,668 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:44:17,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:44:17,669 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541078749] [2021-11-12 23:44:17,669 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:44:17,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:44:17,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:44:17,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:44:17,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:44:17,671 INFO L87 Difference]: Start difference. First operand 9559 states and 12324 transitions. Second operand has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2021-11-12 23:44:19,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:19,002 INFO L93 Difference]: Finished difference Result 9559 states and 12324 transitions. [2021-11-12 23:44:19,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:44:19,003 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 149 [2021-11-12 23:44:19,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:19,029 INFO L225 Difference]: With dead ends: 9559 [2021-11-12 23:44:19,029 INFO L226 Difference]: Without dead ends: 9557 [2021-11-12 23:44:19,034 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:44:19,035 INFO L933 BasicCegarLoop]: 1317 mSDtfsCounter, 1180 mSDsluCounter, 2630 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1182 SdHoareTripleChecker+Valid, 3947 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.42ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.55ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:19,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1182 Valid, 3947 Invalid, 2 Unknown, 0 Unchecked, 10.42ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.55ms Time] [2021-11-12 23:44:19,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9557 states. [2021-11-12 23:44:20,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9557 to 9557. [2021-11-12 23:44:20,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9557 states, 6334 states have (on average 1.1926113040732556) internal successors, (7554), 6435 states have internal predecessors, (7554), 2368 states have call successors, (2368), 843 states have call predecessors, (2368), 834 states have return successors, (2399), 2322 states have call predecessors, (2399), 2366 states have call successors, (2399) [2021-11-12 23:44:20,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9557 states to 9557 states and 12321 transitions. [2021-11-12 23:44:20,115 INFO L78 Accepts]: Start accepts. Automaton has 9557 states and 12321 transitions. Word has length 149 [2021-11-12 23:44:20,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:20,115 INFO L470 AbstractCegarLoop]: Abstraction has 9557 states and 12321 transitions. [2021-11-12 23:44:20,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.2) internal successors, (176), 5 states have internal predecessors, (176), 2 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2021-11-12 23:44:20,115 INFO L276 IsEmpty]: Start isEmpty. Operand 9557 states and 12321 transitions. [2021-11-12 23:44:20,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-12 23:44:20,117 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:20,117 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:20,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:20,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:20,318 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:44:20,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:20,319 INFO L85 PathProgramCache]: Analyzing trace with hash 2096976330, now seen corresponding path program 1 times [2021-11-12 23:44:20,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:20,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1691052741] [2021-11-12 23:44:20,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:20,322 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:20,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:20,324 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:20,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2021-11-12 23:44:22,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:44:22,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 1105 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:44:22,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:44:23,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:23,638 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:44:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:24,166 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:44:24,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1691052741] [2021-11-12 23:44:24,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1691052741] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:44:24,166 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:44:24,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:44:24,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208194457] [2021-11-12 23:44:24,167 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:44:24,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:44:24,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:44:24,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:44:24,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:44:24,168 INFO L87 Difference]: Start difference. First operand 9557 states and 12321 transitions. Second operand has 5 states, 5 states have (on average 36.8) internal successors, (184), 5 states have internal predecessors, (184), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-11-12 23:44:25,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:25,072 INFO L93 Difference]: Finished difference Result 9557 states and 12321 transitions. [2021-11-12 23:44:25,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:44:25,073 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.8) internal successors, (184), 5 states have internal predecessors, (184), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 155 [2021-11-12 23:44:25,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:25,094 INFO L225 Difference]: With dead ends: 9557 [2021-11-12 23:44:25,095 INFO L226 Difference]: Without dead ends: 9555 [2021-11-12 23:44:25,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:44:25,098 INFO L933 BasicCegarLoop]: 1315 mSDtfsCounter, 1175 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 2628 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.77ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.05ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:25,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 2628 Invalid, 2 Unknown, 0 Unchecked, 5.77ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 5.05ms Time] [2021-11-12 23:44:25,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9555 states. [2021-11-12 23:44:25,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9555 to 9555. [2021-11-12 23:44:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9555 states, 6333 states have (on average 1.1923259118900995) internal successors, (7551), 6433 states have internal predecessors, (7551), 2368 states have call successors, (2368), 843 states have call predecessors, (2368), 834 states have return successors, (2399), 2322 states have call predecessors, (2399), 2366 states have call successors, (2399) [2021-11-12 23:44:25,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9555 states to 9555 states and 12318 transitions. [2021-11-12 23:44:25,979 INFO L78 Accepts]: Start accepts. Automaton has 9555 states and 12318 transitions. Word has length 155 [2021-11-12 23:44:25,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:25,980 INFO L470 AbstractCegarLoop]: Abstraction has 9555 states and 12318 transitions. [2021-11-12 23:44:25,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.8) internal successors, (184), 5 states have internal predecessors, (184), 2 states have call successors, (49), 2 states have call predecessors, (49), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-11-12 23:44:25,980 INFO L276 IsEmpty]: Start isEmpty. Operand 9555 states and 12318 transitions. [2021-11-12 23:44:25,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-12 23:44:25,982 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:25,982 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:26,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:26,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:26,196 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:44:26,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:26,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2104425221, now seen corresponding path program 1 times [2021-11-12 23:44:26,199 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:26,199 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1242446040] [2021-11-12 23:44:26,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:26,199 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:26,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:26,200 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:26,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2021-11-12 23:44:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:44:28,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 1114 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:44:28,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:44:29,675 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:29,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:44:30,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:30,205 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:44:30,205 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1242446040] [2021-11-12 23:44:30,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1242446040] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:44:30,205 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:44:30,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:44:30,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295155389] [2021-11-12 23:44:30,206 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:44:30,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:44:30,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:44:30,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:44:30,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:44:30,208 INFO L87 Difference]: Start difference. First operand 9555 states and 12318 transitions. Second operand has 5 states, 5 states have (on average 38.4) internal successors, (192), 5 states have internal predecessors, (192), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-11-12 23:44:31,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:31,152 INFO L93 Difference]: Finished difference Result 9555 states and 12318 transitions. [2021-11-12 23:44:31,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:44:31,153 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 38.4) internal successors, (192), 5 states have internal predecessors, (192), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 161 [2021-11-12 23:44:31,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:31,182 INFO L225 Difference]: With dead ends: 9555 [2021-11-12 23:44:31,182 INFO L226 Difference]: Without dead ends: 9553 [2021-11-12 23:44:31,187 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:44:31,188 INFO L933 BasicCegarLoop]: 1313 mSDtfsCounter, 1167 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.11ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1169 SdHoareTripleChecker+Valid, 2624 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.85ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.13ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:31,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1169 Valid, 2624 Invalid, 2 Unknown, 0 Unchecked, 5.85ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 5.13ms Time] [2021-11-12 23:44:31,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9553 states. [2021-11-12 23:44:32,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9553 to 9553. [2021-11-12 23:44:32,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9553 states, 6332 states have (on average 1.1920404295641187) internal successors, (7548), 6431 states have internal predecessors, (7548), 2368 states have call successors, (2368), 843 states have call predecessors, (2368), 834 states have return successors, (2399), 2322 states have call predecessors, (2399), 2366 states have call successors, (2399) [2021-11-12 23:44:32,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9553 states to 9553 states and 12315 transitions. [2021-11-12 23:44:32,318 INFO L78 Accepts]: Start accepts. Automaton has 9553 states and 12315 transitions. Word has length 161 [2021-11-12 23:44:32,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:32,318 INFO L470 AbstractCegarLoop]: Abstraction has 9553 states and 12315 transitions. [2021-11-12 23:44:32,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 38.4) internal successors, (192), 5 states have internal predecessors, (192), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-11-12 23:44:32,319 INFO L276 IsEmpty]: Start isEmpty. Operand 9553 states and 12315 transitions. [2021-11-12 23:44:32,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-12 23:44:32,321 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:32,322 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:32,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:32,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:32,548 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:44:32,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:32,548 INFO L85 PathProgramCache]: Analyzing trace with hash 853766231, now seen corresponding path program 1 times [2021-11-12 23:44:32,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:32,551 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375158961] [2021-11-12 23:44:32,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:32,551 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:32,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:32,552 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:32,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2021-11-12 23:44:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:44:34,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 1123 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:44:34,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:44:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:35,760 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:44:36,275 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-12 23:44:36,275 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:44:36,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [375158961] [2021-11-12 23:44:36,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [375158961] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:44:36,276 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:44:36,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:44:36,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164588012] [2021-11-12 23:44:36,276 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:44:36,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:44:36,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:44:36,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:44:36,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:44:36,278 INFO L87 Difference]: Start difference. First operand 9553 states and 12315 transitions. Second operand has 5 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-12 23:44:37,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:37,453 INFO L93 Difference]: Finished difference Result 9553 states and 12315 transitions. [2021-11-12 23:44:37,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:44:37,453 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 167 [2021-11-12 23:44:37,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:37,478 INFO L225 Difference]: With dead ends: 9553 [2021-11-12 23:44:37,478 INFO L226 Difference]: Without dead ends: 9272 [2021-11-12 23:44:37,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:44:37,483 INFO L933 BasicCegarLoop]: 1312 mSDtfsCounter, 1155 mSDsluCounter, 1312 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1155 SdHoareTripleChecker+Valid, 2624 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.85ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.84ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:37,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1155 Valid, 2624 Invalid, 1 Unknown, 0 Unchecked, 5.85ms Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 2.84ms Time] [2021-11-12 23:44:37,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9272 states. [2021-11-12 23:44:38,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9272 to 9270. [2021-11-12 23:44:38,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9270 states, 6141 states have (on average 1.1963849535906204) internal successors, (7347), 6234 states have internal predecessors, (7347), 2321 states have call successors, (2321), 803 states have call predecessors, (2321), 790 states have return successors, (2348), 2276 states have call predecessors, (2348), 2315 states have call successors, (2348) [2021-11-12 23:44:38,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9270 states to 9270 states and 12016 transitions. [2021-11-12 23:44:38,518 INFO L78 Accepts]: Start accepts. Automaton has 9270 states and 12016 transitions. Word has length 167 [2021-11-12 23:44:38,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:38,519 INFO L470 AbstractCegarLoop]: Abstraction has 9270 states and 12016 transitions. [2021-11-12 23:44:38,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 40.0) internal successors, (200), 5 states have internal predecessors, (200), 2 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-12 23:44:38,519 INFO L276 IsEmpty]: Start isEmpty. Operand 9270 states and 12016 transitions. [2021-11-12 23:44:38,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-12 23:44:38,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:38,521 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:38,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:38,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:38,722 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2021-11-12 23:44:38,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:38,722 INFO L85 PathProgramCache]: Analyzing trace with hash -623619330, now seen corresponding path program 1 times [2021-11-12 23:44:38,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:38,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [290595983] [2021-11-12 23:44:38,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:38,725 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:38,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:38,726 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:38,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1d7cf25-0691-4801-a31f-fbd9346603c8/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (33)] Waiting until timeout for monitored process