./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--block--nvme.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b25ac84d4a20a437c31c3bd685865b0db6f54088dab7ab415bb47113c804a34a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 11:22:35,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:22:35,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:22:35,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:22:35,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:22:35,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:22:35,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:22:35,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:22:35,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:22:35,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:22:35,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:22:35,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:22:35,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:22:35,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:22:35,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:22:35,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:22:35,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:22:35,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:22:35,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:22:35,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:22:35,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:22:35,140 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:22:35,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:22:35,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:22:35,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:22:35,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:22:35,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:22:35,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:22:35,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:22:35,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:22:35,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:22:35,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:22:35,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:22:35,168 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:22:35,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:22:35,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:22:35,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:22:35,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:22:35,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:22:35,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:22:35,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:22:35,176 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 11:22:35,225 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:22:35,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:22:35,226 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:22:35,227 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:22:35,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:22:35,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:22:35,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:22:35,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:22:35,230 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:22:35,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:22:35,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:22:35,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:22:35,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:22:35,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:22:35,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:22:35,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:22:35,234 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:22:35,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:22:35,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:22:35,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:22:35,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:22:35,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:22:35,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:22:35,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:22:35,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:22:35,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:22:35,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:22:35,240 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:22:35,240 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:22:35,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:22:35,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b25ac84d4a20a437c31c3bd685865b0db6f54088dab7ab415bb47113c804a34a [2022-11-16 11:22:35,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:22:35,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:22:35,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:22:35,705 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:22:35,706 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:22:35,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-11-16 11:22:35,792 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/data/3415b1a5b/0a8b88f4d5e942a6b66e17cb2d69fb28/FLAG8682b51c8 [2022-11-16 11:22:37,226 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:22:37,227 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-11-16 11:22:37,351 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/data/3415b1a5b/0a8b88f4d5e942a6b66e17cb2d69fb28/FLAG8682b51c8 [2022-11-16 11:22:37,754 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/data/3415b1a5b/0a8b88f4d5e942a6b66e17cb2d69fb28 [2022-11-16 11:22:37,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:22:37,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:22:37,765 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:22:37,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:22:37,770 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:22:37,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:22:37" (1/1) ... [2022-11-16 11:22:37,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7683daa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:37, skipping insertion in model container [2022-11-16 11:22:37,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:22:37" (1/1) ... [2022-11-16 11:22:37,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:22:38,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:22:47,250 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571462,571475] [2022-11-16 11:22:47,253 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571607,571620] [2022-11-16 11:22:47,254 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571753,571766] [2022-11-16 11:22:47,254 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571918,571931] [2022-11-16 11:22:47,255 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572076,572089] [2022-11-16 11:22:47,255 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572234,572247] [2022-11-16 11:22:47,256 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572392,572405] [2022-11-16 11:22:47,257 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572552,572565] [2022-11-16 11:22:47,257 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572711,572724] [2022-11-16 11:22:47,258 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572850,572863] [2022-11-16 11:22:47,258 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572992,573005] [2022-11-16 11:22:47,259 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573141,573154] [2022-11-16 11:22:47,259 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573280,573293] [2022-11-16 11:22:47,261 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573435,573448] [2022-11-16 11:22:47,262 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573595,573608] [2022-11-16 11:22:47,263 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573746,573759] [2022-11-16 11:22:47,263 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573897,573910] [2022-11-16 11:22:47,264 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574049,574062] [2022-11-16 11:22:47,265 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574198,574211] [2022-11-16 11:22:47,265 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574346,574359] [2022-11-16 11:22:47,266 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574503,574516] [2022-11-16 11:22:47,266 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574652,574665] [2022-11-16 11:22:47,267 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574808,574821] [2022-11-16 11:22:47,268 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574961,574974] [2022-11-16 11:22:47,268 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575107,575120] [2022-11-16 11:22:47,269 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575250,575263] [2022-11-16 11:22:47,270 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575402,575415] [2022-11-16 11:22:47,271 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575548,575561] [2022-11-16 11:22:47,271 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575693,575706] [2022-11-16 11:22:47,272 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575847,575860] [2022-11-16 11:22:47,273 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575998,576011] [2022-11-16 11:22:47,273 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576153,576166] [2022-11-16 11:22:47,274 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576305,576318] [2022-11-16 11:22:47,275 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576460,576473] [2022-11-16 11:22:47,275 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576624,576637] [2022-11-16 11:22:47,276 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576780,576793] [2022-11-16 11:22:47,277 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576944,576957] [2022-11-16 11:22:47,277 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577086,577099] [2022-11-16 11:22:47,278 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577244,577257] [2022-11-16 11:22:47,279 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577411,577424] [2022-11-16 11:22:47,279 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577570,577583] [2022-11-16 11:22:47,280 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577729,577742] [2022-11-16 11:22:47,281 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577878,577891] [2022-11-16 11:22:47,281 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578025,578038] [2022-11-16 11:22:47,282 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578164,578177] [2022-11-16 11:22:47,283 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578327,578340] [2022-11-16 11:22:47,283 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578493,578506] [2022-11-16 11:22:47,284 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578657,578670] [2022-11-16 11:22:47,285 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578822,578835] [2022-11-16 11:22:47,285 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578987,579000] [2022-11-16 11:22:47,286 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579153,579166] [2022-11-16 11:22:47,286 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579318,579331] [2022-11-16 11:22:47,287 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579485,579498] [2022-11-16 11:22:47,288 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579645,579658] [2022-11-16 11:22:47,288 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579807,579820] [2022-11-16 11:22:47,289 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579966,579979] [2022-11-16 11:22:47,290 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580112,580125] [2022-11-16 11:22:47,290 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580255,580268] [2022-11-16 11:22:47,291 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580399,580412] [2022-11-16 11:22:47,292 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580542,580555] [2022-11-16 11:22:47,292 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580686,580699] [2022-11-16 11:22:47,293 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580827,580840] [2022-11-16 11:22:47,294 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580965,580978] [2022-11-16 11:22:47,294 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581123,581136] [2022-11-16 11:22:47,295 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581282,581295] [2022-11-16 11:22:47,296 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581438,581451] [2022-11-16 11:22:47,296 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581587,581600] [2022-11-16 11:22:47,297 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581739,581752] [2022-11-16 11:22:47,297 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581890,581903] [2022-11-16 11:22:47,298 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582039,582052] [2022-11-16 11:22:47,299 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582191,582204] [2022-11-16 11:22:47,299 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582339,582352] [2022-11-16 11:22:47,300 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582492,582505] [2022-11-16 11:22:47,301 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582643,582656] [2022-11-16 11:22:47,301 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582793,582806] [2022-11-16 11:22:47,302 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582940,582953] [2022-11-16 11:22:47,303 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583091,583104] [2022-11-16 11:22:47,303 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583242,583255] [2022-11-16 11:22:47,304 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583390,583403] [2022-11-16 11:22:47,305 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583556,583569] [2022-11-16 11:22:47,306 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583725,583738] [2022-11-16 11:22:47,306 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583892,583905] [2022-11-16 11:22:47,307 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584060,584073] [2022-11-16 11:22:47,308 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584210,584223] [2022-11-16 11:22:47,308 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584357,584370] [2022-11-16 11:22:47,309 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584518,584531] [2022-11-16 11:22:47,310 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584688,584701] [2022-11-16 11:22:47,310 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584850,584863] [2022-11-16 11:22:47,350 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:22:47,384 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:22:48,304 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571462,571475] [2022-11-16 11:22:48,306 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571607,571620] [2022-11-16 11:22:48,312 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571753,571766] [2022-11-16 11:22:48,313 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[571918,571931] [2022-11-16 11:22:48,314 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572076,572089] [2022-11-16 11:22:48,318 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572234,572247] [2022-11-16 11:22:48,319 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572392,572405] [2022-11-16 11:22:48,320 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572552,572565] [2022-11-16 11:22:48,322 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572711,572724] [2022-11-16 11:22:48,323 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572850,572863] [2022-11-16 11:22:48,324 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[572992,573005] [2022-11-16 11:22:48,325 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573141,573154] [2022-11-16 11:22:48,325 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573280,573293] [2022-11-16 11:22:48,326 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573435,573448] [2022-11-16 11:22:48,328 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573595,573608] [2022-11-16 11:22:48,329 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573746,573759] [2022-11-16 11:22:48,329 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[573897,573910] [2022-11-16 11:22:48,329 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574049,574062] [2022-11-16 11:22:48,331 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574198,574211] [2022-11-16 11:22:48,331 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574346,574359] [2022-11-16 11:22:48,332 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574503,574516] [2022-11-16 11:22:48,332 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574652,574665] [2022-11-16 11:22:48,333 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574808,574821] [2022-11-16 11:22:48,398 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[574961,574974] [2022-11-16 11:22:48,398 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575107,575120] [2022-11-16 11:22:48,399 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575250,575263] [2022-11-16 11:22:48,399 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575402,575415] [2022-11-16 11:22:48,400 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575548,575561] [2022-11-16 11:22:48,400 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575693,575706] [2022-11-16 11:22:48,400 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575847,575860] [2022-11-16 11:22:48,401 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[575998,576011] [2022-11-16 11:22:48,401 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576153,576166] [2022-11-16 11:22:48,401 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576305,576318] [2022-11-16 11:22:48,402 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576460,576473] [2022-11-16 11:22:48,403 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576624,576637] [2022-11-16 11:22:48,404 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576780,576793] [2022-11-16 11:22:48,405 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[576944,576957] [2022-11-16 11:22:48,405 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577086,577099] [2022-11-16 11:22:48,405 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577244,577257] [2022-11-16 11:22:48,406 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577411,577424] [2022-11-16 11:22:48,407 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577570,577583] [2022-11-16 11:22:48,409 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577729,577742] [2022-11-16 11:22:48,409 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[577878,577891] [2022-11-16 11:22:48,410 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578025,578038] [2022-11-16 11:22:48,410 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578164,578177] [2022-11-16 11:22:48,411 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578327,578340] [2022-11-16 11:22:48,411 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578493,578506] [2022-11-16 11:22:48,412 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578657,578670] [2022-11-16 11:22:48,412 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578822,578835] [2022-11-16 11:22:48,413 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[578987,579000] [2022-11-16 11:22:48,413 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579153,579166] [2022-11-16 11:22:48,414 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579318,579331] [2022-11-16 11:22:48,415 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579485,579498] [2022-11-16 11:22:48,415 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579645,579658] [2022-11-16 11:22:48,417 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579807,579820] [2022-11-16 11:22:48,418 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[579966,579979] [2022-11-16 11:22:48,418 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580112,580125] [2022-11-16 11:22:48,419 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580255,580268] [2022-11-16 11:22:48,419 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580399,580412] [2022-11-16 11:22:48,420 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580542,580555] [2022-11-16 11:22:48,420 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580686,580699] [2022-11-16 11:22:48,421 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580827,580840] [2022-11-16 11:22:48,422 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[580965,580978] [2022-11-16 11:22:48,423 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581123,581136] [2022-11-16 11:22:48,427 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581282,581295] [2022-11-16 11:22:48,435 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581438,581451] [2022-11-16 11:22:48,435 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581587,581600] [2022-11-16 11:22:48,437 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581739,581752] [2022-11-16 11:22:48,438 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[581890,581903] [2022-11-16 11:22:48,439 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582039,582052] [2022-11-16 11:22:48,440 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582191,582204] [2022-11-16 11:22:48,441 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582339,582352] [2022-11-16 11:22:48,441 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582492,582505] [2022-11-16 11:22:48,446 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582643,582656] [2022-11-16 11:22:48,447 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582793,582806] [2022-11-16 11:22:48,447 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[582940,582953] [2022-11-16 11:22:48,448 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583091,583104] [2022-11-16 11:22:48,448 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583242,583255] [2022-11-16 11:22:48,449 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583390,583403] [2022-11-16 11:22:48,450 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583556,583569] [2022-11-16 11:22:48,451 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583725,583738] [2022-11-16 11:22:48,452 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[583892,583905] [2022-11-16 11:22:48,453 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584060,584073] [2022-11-16 11:22:48,453 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584210,584223] [2022-11-16 11:22:48,454 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584357,584370] [2022-11-16 11:22:48,454 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584518,584531] [2022-11-16 11:22:48,455 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584688,584701] [2022-11-16 11:22:48,455 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--nvme.ko.cil.i[584850,584863] [2022-11-16 11:22:48,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:22:48,838 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:22:48,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48 WrapperNode [2022-11-16 11:22:48,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:22:48,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:22:48,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:22:48,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:22:48,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:49,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:50,706 INFO L138 Inliner]: procedures = 984, calls = 4896, calls flagged for inlining = 497, calls inlined = 414, statements flattened = 13047 [2022-11-16 11:22:50,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:22:50,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:22:50,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:22:50,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:22:50,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:50,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:51,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:51,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:52,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:52,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:52,866 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:52,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:53,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:22:53,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:22:53,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:22:53,274 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:22:53,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (1/1) ... [2022-11-16 11:22:53,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:22:53,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:22:53,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:22:53,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d97fa365-8046-451e-9a97-8237375db024/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:22:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_127 [2022-11-16 11:22:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_127 [2022-11-16 11:22:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-16 11:22:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_unmap [2022-11-16 11:22:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_unmap [2022-11-16 11:22:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure queue_kthread_work [2022-11-16 11:22:53,375 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_kthread_work [2022-11-16 11:22:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_queue_lock_of_request_queue [2022-11-16 11:22:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_queue_lock_of_request_queue [2022-11-16 11:22:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_inf_exc_page [2022-11-16 11:22:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_inf_exc_page [2022-11-16 11:22:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_cq [2022-11-16 11:22:53,376 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_cq [2022-11-16 11:22:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-16 11:22:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-16 11:22:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-11-16 11:22:53,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-11-16 11:22:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_setup_prps [2022-11-16 11:22:53,379 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_setup_prps [2022-11-16 11:22:53,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-16 11:22:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-16 11:22:53,380 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-16 11:22:53,380 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-16 11:22:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2022-11-16 11:22:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2022-11-16 11:22:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_suspend [2022-11-16 11:22:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_suspend [2022-11-16 11:22:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_copy_to_user [2022-11-16 11:22:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_copy_to_user [2022-11-16 11:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_release_instance [2022-11-16 11:22:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_release_instance [2022-11-16 11:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-16 11:22:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-16 11:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-11-16 11:22:53,382 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-11-16 11:22:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_cmd [2022-11-16 11:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_cmd [2022-11-16 11:22:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_resume [2022-11-16 11:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_resume [2022-11-16 11:22:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_start [2022-11-16 11:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_start [2022-11-16 11:22:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 11:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 11:22:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-11-16 11:22:53,383 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-11-16 11:22:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure blk_integrity_unregister [2022-11-16 11:22:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_integrity_unregister [2022-11-16 11:22:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 11:22:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 11:22:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dif_remap [2022-11-16 11:22:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dif_remap [2022-11-16 11:22:53,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-16 11:22:53,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-16 11:22:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_identify [2022-11-16 11:22:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_identify [2022-11-16 11:22:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 11:22:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 11:22:53,385 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_ioctl [2022-11-16 11:22:53,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_ioctl [2022-11-16 11:22:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-16 11:22:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-16 11:22:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-16 11:22:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-16 11:22:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_106 [2022-11-16 11:22:53,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_106 [2022-11-16 11:22:53,386 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2022-11-16 11:22:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2022-11-16 11:22:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure db_bar_size [2022-11-16 11:22:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure db_bar_size [2022-11-16 11:22:53,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-16 11:22:53,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-16 11:22:53,388 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_process_cq [2022-11-16 11:22:53,392 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_process_cq [2022-11-16 11:22:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-16 11:22:53,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-16 11:22:53,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:22:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-16 11:22:53,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-16 11:22:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-16 11:22:53,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-16 11:22:53,393 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_free_queues [2022-11-16 11:22:53,393 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_free_queues [2022-11-16 11:22:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-11-16 11:22:53,395 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-11-16 11:22:53,395 INFO L130 BoogieDeclarations]: Found specification of procedure queue_request_irq [2022-11-16 11:22:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_request_irq [2022-11-16 11:22:53,396 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_tag_set [2022-11-16 11:22:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_tag_set [2022-11-16 11:22:53,396 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-16 11:22:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-16 11:22:53,396 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-16 11:22:53,396 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-16 11:22:53,396 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-16 11:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-16 11:22:53,397 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2022-11-16 11:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2022-11-16 11:22:53,397 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-16 11:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-16 11:22:53,397 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_init_queue [2022-11-16 11:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_init_queue [2022-11-16 11:22:53,397 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-16 11:22:53,397 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-16 11:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-16 11:22:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-16 11:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get_unless_zero [2022-11-16 11:22:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get_unless_zero [2022-11-16 11:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-16 11:22:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-16 11:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 11:22:53,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-16 11:22:53,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-16 11:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-16 11:22:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-16 11:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-16 11:22:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-16 11:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-16 11:22:53,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-16 11:22:53,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 11:22:53,400 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2022-11-16 11:22:53,400 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2022-11-16 11:22:53,400 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 11:22:53,401 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_del_queue_end [2022-11-16 11:22:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_del_queue_end [2022-11-16 11:22:53,401 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-16 11:22:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-16 11:22:53,401 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_control_page [2022-11-16 11:22:53,401 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_control_page [2022-11-16 11:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_bytes [2022-11-16 11:22:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_bytes [2022-11-16 11:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_threaded_irq [2022-11-16 11:22:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_threaded_irq [2022-11-16 11:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-11-16 11:22:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-11-16 11:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_list_remove [2022-11-16 11:22:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_list_remove [2022-11-16 11:22:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-16 11:22:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-16 11:22:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_unmap_user_pages [2022-11-16 11:22:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_unmap_user_pages [2022-11-16 11:22:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_clear_queue [2022-11-16 11:22:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_clear_queue [2022-11-16 11:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:22:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_cmd_size [2022-11-16 11:22:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_cmd_size [2022-11-16 11:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-16 11:22:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-16 11:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_wait_ready [2022-11-16 11:22:53,404 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_wait_ready [2022-11-16 11:22:53,404 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_revalidate_disk [2022-11-16 11:22:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_revalidate_disk [2022-11-16 11:22:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-16 11:22:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-16 11:22:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 11:22:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_info [2022-11-16 11:22:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_info [2022-11-16 11:22:53,405 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-16 11:22:53,405 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-16 11:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_irq_hints [2022-11-16 11:22:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_irq_hints [2022-11-16 11:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-16 11:22:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-16 11:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2022-11-16 11:22:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2022-11-16 11:22:53,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-16 11:22:53,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-16 11:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-16 11:22:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-16 11:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_freeze_queue_start [2022-11-16 11:22:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_freeze_queue_start [2022-11-16 11:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_init_queue [2022-11-16 11:22:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_init_queue [2022-11-16 11:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_io [2022-11-16 11:22:53,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_io [2022-11-16 11:22:53,407 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2022-11-16 11:22:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2022-11-16 11:22:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 11:22:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 11:22:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-16 11:22:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-16 11:22:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-16 11:22:53,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-16 11:22:53,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_list_lock [2022-11-16 11:22:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_list_lock [2022-11-16 11:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-16 11:22:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-16 11:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-16 11:22:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-16 11:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-16 11:22:53,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-16 11:22:53,409 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_node [2022-11-16 11:22:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_node [2022-11-16 11:22:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:22:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 11:22:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 11:22:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_remove [2022-11-16 11:22:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_remove [2022-11-16 11:22:53,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-16 11:22:53,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-16 11:22:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-16 11:22:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-11-16 11:22:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2022-11-16 11:22:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2022-11-16 11:22:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-16 11:22:53,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-16 11:22:53,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 11:22:53,412 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-11-16 11:22:53,412 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-11-16 11:22:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-11-16 11:22:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-11-16 11:22:53,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_dev_list_lock [2022-11-16 11:22:53,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_dev_list_lock [2022-11-16 11:22:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_nvme_queue [2022-11-16 11:22:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_nvme_queue [2022-11-16 11:22:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 11:22:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 11:22:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_request [2022-11-16 11:22:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_request [2022-11-16 11:22:53,414 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_admin_cmd [2022-11-16 11:22:53,414 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_admin_cmd [2022-11-16 11:22:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-16 11:22:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-16 11:22:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 11:22:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 11:22:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-16 11:22:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-16 11:22:53,415 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_copy_from_user [2022-11-16 11:22:53,415 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_copy_from_user [2022-11-16 11:22:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-16 11:22:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-16 11:22:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-16 11:22:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-16 11:22:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-16 11:22:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-16 11:22:53,416 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-16 11:22:53,416 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-16 11:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_kick_requeue_list [2022-11-16 11:22:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_kick_requeue_list [2022-11-16 11:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 11:22:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 11:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-11-16 11:22:53,417 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-11-16 11:22:53,417 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_worker_fn [2022-11-16 11:22:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2022-11-16 11:22:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2022-11-16 11:22:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_disable_queue [2022-11-16 11:22:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_disable_queue [2022-11-16 11:22:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure iod_list [2022-11-16 11:22:53,418 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_list [2022-11-16 11:22:53,418 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_shutdown [2022-11-16 11:22:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_shutdown [2022-11-16 11:22:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_126 [2022-11-16 11:22:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_126 [2022-11-16 11:22:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_alloc_iod [2022-11-16 11:22:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_alloc_iod [2022-11-16 11:22:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_q_lock_of_nvme_queue [2022-11-16 11:22:53,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_q_lock_of_nvme_queue [2022-11-16 11:22:53,419 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-16 11:22:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-16 11:22:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_hctx_request [2022-11-16 11:22:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_hctx_request [2022-11-16 11:22:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_status_code [2022-11-16 11:22:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_status_code [2022-11-16 11:22:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-11-16 11:22:53,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-11-16 11:22:53,420 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_free_iod [2022-11-16 11:22:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_free_iod [2022-11-16 11:22:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-16 11:22:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-16 11:22:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-11-16 11:22:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-11-16 11:22:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 11:22:53,421 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 11:22:53,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-16 11:22:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-11-16 11:22:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-16 11:22:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-16 11:22:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-16 11:22:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-16 11:22:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-16 11:22:53,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-16 11:22:53,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 11:22:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 11:22:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_complete_request [2022-11-16 11:22:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_complete_request [2022-11-16 11:22:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-16 11:22:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-16 11:22:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 11:22:53,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 11:22:53,423 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-16 11:22:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-16 11:22:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_caching_page [2022-11-16 11:22:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_caching_page [2022-11-16 11:22:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_submit_cmd [2022-11-16 11:22:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_submit_cmd [2022-11-16 11:22:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-11-16 11:22:53,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-11-16 11:22:53,424 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_get_features [2022-11-16 11:22:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_get_features [2022-11-16 11:22:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_unfreeze_queue [2022-11-16 11:22:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_unfreeze_queue [2022-11-16 11:22:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-16 11:22:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-16 11:22:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-16 11:22:53,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-16 11:22:53,425 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_read_capacity [2022-11-16 11:22:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_read_capacity [2022-11-16 11:22:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-16 11:22:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-16 11:22:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2022-11-16 11:22:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_logical_block_size [2022-11-16 11:22:53,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-16 11:22:53,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-16 11:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-16 11:22:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-16 11:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-11-16 11:22:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-11-16 11:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-16 11:22:53,427 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-16 11:22:53,427 INFO L130 BoogieDeclarations]: Found specification of procedure iod_get_private [2022-11-16 11:22:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_get_private [2022-11-16 11:22:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_remove_admin [2022-11-16 11:22:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_remove_admin [2022-11-16 11:22:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_queue [2022-11-16 11:22:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_queue [2022-11-16 11:22:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-16 11:22:53,428 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-16 11:22:53,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 11:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2022-11-16 11:22:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2022-11-16 11:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-16 11:22:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-16 11:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 11:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-11-16 11:22:53,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-11-16 11:22:53,429 INFO L130 BoogieDeclarations]: Found specification of procedure __nvme_submit_admin_cmd [2022-11-16 11:22:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __nvme_submit_admin_cmd [2022-11-16 11:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-16 11:22:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-16 11:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_fill_pow_cnd_page [2022-11-16 11:22:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_fill_pow_cnd_page [2022-11-16 11:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_disable_ctrl [2022-11-16 11:22:53,430 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_disable_ctrl [2022-11-16 11:22:53,430 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_empty [2022-11-16 11:22:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_empty [2022-11-16 11:22:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-16 11:22:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-16 11:22:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 11:22:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 11:22:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-16 11:22:53,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-16 11:22:53,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-16 11:22:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-16 11:22:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_resume [2022-11-16 11:22:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_resume [2022-11-16 11:22:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-16 11:22:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-16 11:22:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2022-11-16 11:22:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2022-11-16 11:22:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2022-11-16 11:22:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2022-11-16 11:22:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-16 11:22:53,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-16 11:22:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_reset_failed_dev [2022-11-16 11:22:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_reset_failed_dev [2022-11-16 11:22:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_queue_lock_of_request_queue [2022-11-16 11:22:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_queue_lock_of_request_queue [2022-11-16 11:22:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure blk_integrity_rq [2022-11-16 11:22:53,438 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_integrity_rq [2022-11-16 11:22:53,438 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2022-11-16 11:22:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2022-11-16 11:22:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 11:22:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 11:22:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 11:22:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 11:22:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure fatal_signal_pending [2022-11-16 11:22:53,439 INFO L138 BoogieDeclarations]: Found implementation of procedure fatal_signal_pending [2022-11-16 11:22:53,439 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_alloc_queue [2022-11-16 11:22:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_alloc_queue [2022-11-16 11:22:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-16 11:22:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-16 11:22:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-16 11:22:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-16 11:22:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_io_cmd [2022-11-16 11:22:53,440 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_io_cmd [2022-11-16 11:22:53,440 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-16 11:22:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-16 11:22:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-16 11:22:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-16 11:22:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-16 11:22:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-16 11:22:53,441 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-16 11:22:53,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-16 11:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2022-11-16 11:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-16 11:22:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-16 11:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_alloc_request [2022-11-16 11:22:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_alloc_request [2022-11-16 11:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 11:22:53,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 11:22:53,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 11:22:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-16 11:22:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-16 11:22:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-16 11:22:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-11-16 11:22:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_delete_sq [2022-11-16 11:22:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_delete_sq [2022-11-16 11:22:53,443 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-16 11:22:53,443 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-16 11:22:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-16 11:22:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-16 11:22:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-11-16 11:22:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-11-16 11:22:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2022-11-16 11:22:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2022-11-16 11:22:53,444 INFO L130 BoogieDeclarations]: Found specification of procedure __le64_to_cpup [2022-11-16 11:22:53,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __le64_to_cpup [2022-11-16 11:22:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure work_busy [2022-11-16 11:22:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure work_busy [2022-11-16 11:22:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_async_del_queue [2022-11-16 11:22:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_async_del_queue [2022-11-16 11:22:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-16 11:22:53,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-16 11:22:53,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 11:22:53,446 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2022-11-16 11:22:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2022-11-16 11:22:53,446 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-16 11:22:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-16 11:22:53,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-16 11:22:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-16 11:22:53,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-16 11:22:53,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-16 11:22:53,447 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_user_cmd [2022-11-16 11:22:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_user_cmd [2022-11-16 11:22:53,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-16 11:22:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-16 11:22:53,447 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_block_nr [2022-11-16 11:22:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_block_nr [2022-11-16 11:22:53,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-16 11:22:53,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-16 11:22:53,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-16 11:22:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-16 11:22:53,448 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_reset_workfn [2022-11-16 11:22:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_reset_workfn [2022-11-16 11:22:53,448 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-11-16 11:22:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-11-16 11:22:53,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_105 [2022-11-16 11:22:53,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_105 [2022-11-16 11:22:53,449 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-16 11:22:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-16 11:22:53,449 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_submit_sync_cmd [2022-11-16 11:22:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_submit_sync_cmd [2022-11-16 11:22:53,449 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_shutdown [2022-11-16 11:22:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_shutdown [2022-11-16 11:22:53,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-16 11:22:53,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-16 11:22:53,450 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_npages [2022-11-16 11:22:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_npages [2022-11-16 11:22:53,450 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 11:22:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 11:22:53,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-16 11:22:53,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-16 11:22:53,450 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_map_user_pages [2022-11-16 11:22:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_map_user_pages [2022-11-16 11:22:53,451 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_remove [2022-11-16 11:22:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_remove [2022-11-16 11:22:53,451 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-16 11:22:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-16 11:22:53,451 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_ioctl [2022-11-16 11:22:53,451 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_ioctl [2022-11-16 11:22:53,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-16 11:22:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-16 11:22:53,452 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_release_prp_pools [2022-11-16 11:22:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_release_prp_pools [2022-11-16 11:22:53,452 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_mode_page_create [2022-11-16 11:22:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_mode_page_create [2022-11-16 11:22:53,452 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-11-16 11:22:53,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-11-16 11:22:53,452 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-16 11:22:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-16 11:22:53,453 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_send_fw_cmd [2022-11-16 11:22:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_send_fw_cmd [2022-11-16 11:22:53,453 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2022-11-16 11:22:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2022-11-16 11:22:53,453 INFO L130 BoogieDeclarations]: Found specification of procedure iod_init [2022-11-16 11:22:53,453 INFO L138 BoogieDeclarations]: Found implementation of procedure iod_init [2022-11-16 11:22:53,454 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_dev_reset [2022-11-16 11:22:53,454 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_dev_reset [2022-11-16 11:22:53,454 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-16 11:22:53,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-16 11:22:53,454 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-16 11:22:53,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-16 11:22:53,454 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-16 11:22:53,454 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-16 11:22:53,455 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2022-11-16 11:22:53,455 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2022-11-16 11:22:53,455 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_suspend_queue [2022-11-16 11:22:53,455 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_suspend_queue [2022-11-16 11:22:53,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-16 11:22:53,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-16 11:22:53,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-16 11:22:53,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-16 11:22:53,456 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_trans_completion [2022-11-16 11:22:53,456 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_trans_completion [2022-11-16 11:22:53,456 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 11:22:53,456 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 11:22:53,456 INFO L130 BoogieDeclarations]: Found specification of procedure nvme_set_features [2022-11-16 11:22:53,456 INFO L138 BoogieDeclarations]: Found implementation of procedure nvme_set_features [2022-11-16 11:22:53,456 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-16 11:22:53,456 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-16 11:22:53,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:22:53,457 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-16 11:22:53,457 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-16 11:22:53,457 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2022-11-16 11:22:53,457 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2022-11-16 11:22:53,457 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-16 11:22:55,609 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:22:55,615 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:23:13,327 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 11:23:48,006 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:23:48,047 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:23:48,047 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-11-16 11:23:48,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:23:48 BoogieIcfgContainer [2022-11-16 11:23:48,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:23:48,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 11:23:48,059 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 11:23:48,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 11:23:48,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:22:37" (1/3) ... [2022-11-16 11:23:48,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14873e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:23:48, skipping insertion in model container [2022-11-16 11:23:48,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:22:48" (2/3) ... [2022-11-16 11:23:48,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14873e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:23:48, skipping insertion in model container [2022-11-16 11:23:48,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:23:48" (3/3) ... [2022-11-16 11:23:48,074 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--block--nvme.ko.cil.i [2022-11-16 11:23:48,093 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 11:23:48,094 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-11-16 11:23:48,260 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 11:23:48,267 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@271901d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 11:23:48,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-16 11:23:48,287 INFO L276 IsEmpty]: Start isEmpty. Operand has 4427 states, 3073 states have (on average 1.3156524568825252) internal successors, (4043), 3180 states have internal predecessors, (4043), 1074 states have call successors, (1074), 249 states have call predecessors, (1074), 248 states have return successors, (1066), 1057 states have call predecessors, (1066), 1066 states have call successors, (1066) [2022-11-16 11:23:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-16 11:23:48,302 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:23:48,303 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:23:48,303 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:23:48,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:23:48,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1829263924, now seen corresponding path program 1 times [2022-11-16 11:23:48,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:23:48,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460031021] [2022-11-16 11:23:48,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:23:48,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:23:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:23:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:23:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:23:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:23:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:23:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:23:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:23:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:23:49,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:23:49,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:23:49,571 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460031021] [2022-11-16 11:23:49,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460031021] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:23:49,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:23:49,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:23:49,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872971859] [2022-11-16 11:23:49,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:23:49,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:23:49,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:23:49,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:23:49,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:23:49,643 INFO L87 Difference]: Start difference. First operand has 4427 states, 3073 states have (on average 1.3156524568825252) internal successors, (4043), 3180 states have internal predecessors, (4043), 1074 states have call successors, (1074), 249 states have call predecessors, (1074), 248 states have return successors, (1066), 1057 states have call predecessors, (1066), 1066 states have call successors, (1066) Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 11:24:01,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:24:03,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:24:05,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:24:09,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:24:17,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:24:19,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:24:40,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:24:49,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:25:04,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:25:04,729 INFO L93 Difference]: Finished difference Result 12975 states and 18897 transitions. [2022-11-16 11:25:04,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 11:25:04,732 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 51 [2022-11-16 11:25:04,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:25:04,828 INFO L225 Difference]: With dead ends: 12975 [2022-11-16 11:25:04,828 INFO L226 Difference]: Without dead ends: 8554 [2022-11-16 11:25:05,055 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-16 11:25:05,058 INFO L413 NwaCegarLoop]: 1288 mSDtfsCounter, 17293 mSDsluCounter, 2701 mSDsCounter, 0 mSdLazyCounter, 18587 mSolverCounterSat, 9004 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 67.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17468 SdHoareTripleChecker+Valid, 3989 SdHoareTripleChecker+Invalid, 27595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 9004 IncrementalHoareTripleChecker+Valid, 18587 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 72.9s IncrementalHoareTripleChecker+Time [2022-11-16 11:25:05,059 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17468 Valid, 3989 Invalid, 27595 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [9004 Valid, 18587 Invalid, 4 Unknown, 0 Unchecked, 72.9s Time] [2022-11-16 11:25:05,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8554 states. [2022-11-16 11:25:05,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8554 to 8338. [2022-11-16 11:25:05,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8338 states, 5810 states have (on average 1.2903614457831325) internal successors, (7497), 5984 states have internal predecessors, (7497), 2017 states have call successors, (2017), 476 states have call predecessors, (2017), 475 states have return successors, (2074), 1995 states have call predecessors, (2074), 2015 states have call successors, (2074) [2022-11-16 11:25:05,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8338 states to 8338 states and 11588 transitions. [2022-11-16 11:25:05,713 INFO L78 Accepts]: Start accepts. Automaton has 8338 states and 11588 transitions. Word has length 51 [2022-11-16 11:25:05,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:25:05,714 INFO L495 AbstractCegarLoop]: Abstraction has 8338 states and 11588 transitions. [2022-11-16 11:25:05,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 11:25:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 8338 states and 11588 transitions. [2022-11-16 11:25:05,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-16 11:25:05,725 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:25:05,725 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:25:05,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 11:25:05,727 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:25:05,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:25:05,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1367749454, now seen corresponding path program 1 times [2022-11-16 11:25:05,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:25:05,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477437999] [2022-11-16 11:25:05,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:25:05,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:25:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:25:06,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:25:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:25:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:25:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:25:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:25:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:25:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:25:06,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:25:06,400 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:25:06,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:25:06,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477437999] [2022-11-16 11:25:06,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477437999] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:25:06,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:25:06,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:25:06,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263196713] [2022-11-16 11:25:06,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:25:06,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:25:06,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:25:06,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:25:06,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:25:06,407 INFO L87 Difference]: Start difference. First operand 8338 states and 11588 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-16 11:25:16,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:25:18,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:25:20,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:25:24,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:26:14,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:26:14,892 INFO L93 Difference]: Finished difference Result 16533 states and 23188 transitions. [2022-11-16 11:26:14,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 11:26:14,892 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 57 [2022-11-16 11:26:14,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:26:15,024 INFO L225 Difference]: With dead ends: 16533 [2022-11-16 11:26:15,025 INFO L226 Difference]: Without dead ends: 16531 [2022-11-16 11:26:15,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-16 11:26:15,037 INFO L413 NwaCegarLoop]: 1154 mSDtfsCounter, 17352 mSDsluCounter, 2363 mSDsCounter, 0 mSdLazyCounter, 18422 mSolverCounterSat, 9095 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17534 SdHoareTripleChecker+Valid, 3517 SdHoareTripleChecker+Invalid, 27521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9095 IncrementalHoareTripleChecker+Valid, 18422 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 66.6s IncrementalHoareTripleChecker+Time [2022-11-16 11:26:15,037 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17534 Valid, 3517 Invalid, 27521 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9095 Valid, 18422 Invalid, 4 Unknown, 0 Unchecked, 66.6s Time] [2022-11-16 11:26:15,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16531 states. [2022-11-16 11:26:16,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16531 to 16311. [2022-11-16 11:26:16,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16311 states, 11385 states have (on average 1.2922266139657443) internal successors, (14712), 11699 states have internal predecessors, (14712), 3957 states have call successors, (3957), 934 states have call predecessors, (3957), 933 states have return successors, (4288), 3909 states have call predecessors, (4288), 3955 states have call successors, (4288) [2022-11-16 11:26:16,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16311 states to 16311 states and 22957 transitions. [2022-11-16 11:26:16,335 INFO L78 Accepts]: Start accepts. Automaton has 16311 states and 22957 transitions. Word has length 57 [2022-11-16 11:26:16,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:26:16,336 INFO L495 AbstractCegarLoop]: Abstraction has 16311 states and 22957 transitions. [2022-11-16 11:26:16,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-16 11:26:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 16311 states and 22957 transitions. [2022-11-16 11:26:16,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-16 11:26:16,341 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:26:16,341 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:26:16,341 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 11:26:16,341 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:26:16,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:26:16,341 INFO L85 PathProgramCache]: Analyzing trace with hash -541056432, now seen corresponding path program 1 times [2022-11-16 11:26:16,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:26:16,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555864434] [2022-11-16 11:26:16,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:26:16,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:26:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:26:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-16 11:26:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:26:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-16 11:26:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:26:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-16 11:26:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-16 11:26:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:16,992 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-16 11:26:16,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:26:16,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555864434] [2022-11-16 11:26:16,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555864434] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:26:16,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:26:16,994 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:26:16,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361395626] [2022-11-16 11:26:16,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:26:16,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:26:16,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:26:16,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:26:16,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:26:16,996 INFO L87 Difference]: Start difference. First operand 16311 states and 22957 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 11:26:45,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:26:45,809 INFO L93 Difference]: Finished difference Result 28125 states and 40013 transitions. [2022-11-16 11:26:45,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 11:26:45,809 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2022-11-16 11:26:45,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:26:45,995 INFO L225 Difference]: With dead ends: 28125 [2022-11-16 11:26:45,995 INFO L226 Difference]: Without dead ends: 28123 [2022-11-16 11:26:46,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-16 11:26:46,031 INFO L413 NwaCegarLoop]: 5323 mSDtfsCounter, 7999 mSDsluCounter, 13716 mSDsCounter, 0 mSdLazyCounter, 9985 mSolverCounterSat, 2588 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8820 SdHoareTripleChecker+Valid, 19039 SdHoareTripleChecker+Invalid, 12573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2588 IncrementalHoareTripleChecker+Valid, 9985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.9s IncrementalHoareTripleChecker+Time [2022-11-16 11:26:46,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8820 Valid, 19039 Invalid, 12573 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2588 Valid, 9985 Invalid, 0 Unknown, 0 Unchecked, 26.9s Time] [2022-11-16 11:26:46,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28123 states. [2022-11-16 11:26:48,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28123 to 26100. [2022-11-16 11:26:48,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26100 states, 17926 states have (on average 1.2676559187771952) internal successors, (22724), 18431 states have internal predecessors, (22724), 6418 states have call successors, (6418), 1688 states have call predecessors, (6418), 1721 states have return successors, (7348), 6364 states have call predecessors, (7348), 6416 states have call successors, (7348) [2022-11-16 11:26:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26100 states to 26100 states and 36490 transitions. [2022-11-16 11:26:48,412 INFO L78 Accepts]: Start accepts. Automaton has 26100 states and 36490 transitions. Word has length 59 [2022-11-16 11:26:48,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:26:48,413 INFO L495 AbstractCegarLoop]: Abstraction has 26100 states and 36490 transitions. [2022-11-16 11:26:48,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-16 11:26:48,413 INFO L276 IsEmpty]: Start isEmpty. Operand 26100 states and 36490 transitions. [2022-11-16 11:26:48,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-16 11:26:48,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:26:48,414 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:26:48,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 11:26:48,414 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:26:48,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:26:48,414 INFO L85 PathProgramCache]: Analyzing trace with hash 501104508, now seen corresponding path program 1 times [2022-11-16 11:26:48,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:26:48,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177360251] [2022-11-16 11:26:48,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:26:48,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:26:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:26:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:26:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:26:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:26:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:26:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:26:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:26:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:26:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-16 11:26:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:26:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:26:48,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:26:48,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177360251] [2022-11-16 11:26:48,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177360251] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:26:48,985 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:26:48,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:26:48,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534072586] [2022-11-16 11:26:48,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:26:48,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:26:48,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:26:48,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:26:48,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:26:48,987 INFO L87 Difference]: Start difference. First operand 26100 states and 36490 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-16 11:26:57,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:26:59,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:27:01,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:27:05,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:27:12,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:27:37,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:27:37,257 INFO L93 Difference]: Finished difference Result 27494 states and 38138 transitions. [2022-11-16 11:27:37,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:27:37,258 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 63 [2022-11-16 11:27:37,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:27:37,397 INFO L225 Difference]: With dead ends: 27494 [2022-11-16 11:27:37,398 INFO L226 Difference]: Without dead ends: 27492 [2022-11-16 11:27:37,413 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 11:27:37,414 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 11823 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12093 mSolverCounterSat, 5967 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12000 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5967 IncrementalHoareTripleChecker+Valid, 12093 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.1s IncrementalHoareTripleChecker+Time [2022-11-16 11:27:37,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12000 Valid, 2563 Invalid, 18064 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5967 Valid, 12093 Invalid, 4 Unknown, 0 Unchecked, 46.1s Time] [2022-11-16 11:27:37,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27492 states. [2022-11-16 11:27:39,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27492 to 27486. [2022-11-16 11:27:39,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27486 states, 18859 states have (on average 1.2631634763243014) internal successors, (23822), 19379 states have internal predecessors, (23822), 6688 states have call successors, (6688), 1870 states have call predecessors, (6688), 1905 states have return successors, (7623), 6634 states have call predecessors, (7623), 6686 states have call successors, (7623) [2022-11-16 11:27:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27486 states to 27486 states and 38133 transitions. [2022-11-16 11:27:39,248 INFO L78 Accepts]: Start accepts. Automaton has 27486 states and 38133 transitions. Word has length 63 [2022-11-16 11:27:39,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:27:39,248 INFO L495 AbstractCegarLoop]: Abstraction has 27486 states and 38133 transitions. [2022-11-16 11:27:39,249 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-16 11:27:39,249 INFO L276 IsEmpty]: Start isEmpty. Operand 27486 states and 38133 transitions. [2022-11-16 11:27:39,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-16 11:27:39,250 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:27:39,250 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:27:39,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 11:27:39,251 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:27:39,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:27:39,252 INFO L85 PathProgramCache]: Analyzing trace with hash -681913768, now seen corresponding path program 1 times [2022-11-16 11:27:39,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:27:39,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578848091] [2022-11-16 11:27:39,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:27:39,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:27:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:27:39,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:27:39,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:27:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:27:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:27:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:27:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:27:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:27:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-16 11:27:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-16 11:27:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:27:39,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:27:39,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:27:39,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578848091] [2022-11-16 11:27:39,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578848091] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:27:39,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:27:39,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:27:39,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374440587] [2022-11-16 11:27:39,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:27:39,843 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:27:39,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:27:39,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:27:39,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:27:39,844 INFO L87 Difference]: Start difference. First operand 27486 states and 38133 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-16 11:27:48,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:27:50,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:27:52,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:27:56,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:28:15,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 11:28:31,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:28:31,139 INFO L93 Difference]: Finished difference Result 29844 states and 41114 transitions. [2022-11-16 11:28:31,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:28:31,140 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 69 [2022-11-16 11:28:31,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:28:31,317 INFO L225 Difference]: With dead ends: 29844 [2022-11-16 11:28:31,317 INFO L226 Difference]: Without dead ends: 29842 [2022-11-16 11:28:31,333 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 11:28:31,334 INFO L413 NwaCegarLoop]: 907 mSDtfsCounter, 12511 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 12869 mSolverCounterSat, 6251 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12714 SdHoareTripleChecker+Valid, 2566 SdHoareTripleChecker+Invalid, 19125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6251 IncrementalHoareTripleChecker+Valid, 12869 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.6s IncrementalHoareTripleChecker+Time [2022-11-16 11:28:31,335 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12714 Valid, 2566 Invalid, 19125 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6251 Valid, 12869 Invalid, 5 Unknown, 0 Unchecked, 48.6s Time] [2022-11-16 11:28:31,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29842 states. [2022-11-16 11:28:33,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29842 to 29788. [2022-11-16 11:28:33,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29788 states, 20466 states have (on average 1.2618000586338318) internal successors, (25824), 21013 states have internal predecessors, (25824), 7148 states have call successors, (7148), 2106 states have call predecessors, (7148), 2141 states have return successors, (8083), 7078 states have call predecessors, (8083), 7146 states have call successors, (8083) [2022-11-16 11:28:33,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29788 states to 29788 states and 41055 transitions. [2022-11-16 11:28:33,448 INFO L78 Accepts]: Start accepts. Automaton has 29788 states and 41055 transitions. Word has length 69 [2022-11-16 11:28:33,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:28:33,449 INFO L495 AbstractCegarLoop]: Abstraction has 29788 states and 41055 transitions. [2022-11-16 11:28:33,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-16 11:28:33,450 INFO L276 IsEmpty]: Start isEmpty. Operand 29788 states and 41055 transitions. [2022-11-16 11:28:33,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 11:28:33,451 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:28:33,452 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:28:33,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 11:28:33,452 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:28:33,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:28:33,453 INFO L85 PathProgramCache]: Analyzing trace with hash 668052984, now seen corresponding path program 1 times [2022-11-16 11:28:33,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:28:33,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046705506] [2022-11-16 11:28:33,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:28:33,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:28:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:33,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:28:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:33,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-16 11:28:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:33,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:28:33,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:34,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-11-16 11:28:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:34,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:28:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:34,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-16 11:28:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:34,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2022-11-16 11:28:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:34,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-16 11:28:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:34,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-16 11:28:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:34,100 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-16 11:28:34,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:28:34,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046705506] [2022-11-16 11:28:34,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046705506] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:28:34,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:28:34,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:28:34,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596227979] [2022-11-16 11:28:34,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:28:34,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:28:34,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:28:34,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:28:34,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:28:34,104 INFO L87 Difference]: Start difference. First operand 29788 states and 41055 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-16 11:28:54,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:28:54,541 INFO L93 Difference]: Finished difference Result 31882 states and 44788 transitions. [2022-11-16 11:28:54,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 11:28:54,541 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 72 [2022-11-16 11:28:54,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:28:54,719 INFO L225 Difference]: With dead ends: 31882 [2022-11-16 11:28:54,719 INFO L226 Difference]: Without dead ends: 31880 [2022-11-16 11:28:54,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-16 11:28:54,742 INFO L413 NwaCegarLoop]: 4670 mSDtfsCounter, 6700 mSDsluCounter, 10918 mSDsCounter, 0 mSdLazyCounter, 6419 mSolverCounterSat, 2003 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7300 SdHoareTripleChecker+Valid, 15588 SdHoareTripleChecker+Invalid, 8422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2003 IncrementalHoareTripleChecker+Valid, 6419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2022-11-16 11:28:54,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7300 Valid, 15588 Invalid, 8422 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2003 Valid, 6419 Invalid, 0 Unknown, 0 Unchecked, 17.8s Time] [2022-11-16 11:28:54,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31880 states. [2022-11-16 11:28:56,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31880 to 29786. [2022-11-16 11:28:57,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29786 states, 20465 states have (on average 1.2614219398973858) internal successors, (25815), 21011 states have internal predecessors, (25815), 7148 states have call successors, (7148), 2106 states have call predecessors, (7148), 2141 states have return successors, (8083), 7078 states have call predecessors, (8083), 7146 states have call successors, (8083) [2022-11-16 11:28:57,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29786 states to 29786 states and 41046 transitions. [2022-11-16 11:28:57,205 INFO L78 Accepts]: Start accepts. Automaton has 29786 states and 41046 transitions. Word has length 72 [2022-11-16 11:28:57,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:28:57,207 INFO L495 AbstractCegarLoop]: Abstraction has 29786 states and 41046 transitions. [2022-11-16 11:28:57,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-16 11:28:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 29786 states and 41046 transitions. [2022-11-16 11:28:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-16 11:28:57,212 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:28:57,212 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:28:57,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 11:28:57,212 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:28:57,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:28:57,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1518610871, now seen corresponding path program 1 times [2022-11-16 11:28:57,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:28:57,213 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328066251] [2022-11-16 11:28:57,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:28:57,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:28:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:28:57,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:28:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:28:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:28:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:28:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:28:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:28:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:57,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:28:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-16 11:28:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-16 11:28:58,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:58,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-16 11:28:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:28:58,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:28:58,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:28:58,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328066251] [2022-11-16 11:28:58,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328066251] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:28:58,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:28:58,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:28:58,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748634402] [2022-11-16 11:28:58,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:28:58,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:28:58,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:28:58,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:28:58,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:28:58,114 INFO L87 Difference]: Start difference. First operand 29786 states and 41046 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-16 11:29:07,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:29:09,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:29:11,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:29:16,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:29:53,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:29:53,984 INFO L93 Difference]: Finished difference Result 30193 states and 41515 transitions. [2022-11-16 11:29:53,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-16 11:29:53,985 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 75 [2022-11-16 11:29:53,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:29:54,105 INFO L225 Difference]: With dead ends: 30193 [2022-11-16 11:29:54,105 INFO L226 Difference]: Without dead ends: 30191 [2022-11-16 11:29:54,119 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-11-16 11:29:54,120 INFO L413 NwaCegarLoop]: 1285 mSDtfsCounter, 14146 mSDsluCounter, 2688 mSDsCounter, 0 mSdLazyCounter, 15327 mSolverCounterSat, 7442 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14346 SdHoareTripleChecker+Valid, 3973 SdHoareTripleChecker+Invalid, 22773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7442 IncrementalHoareTripleChecker+Valid, 15327 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:29:54,121 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14346 Valid, 3973 Invalid, 22773 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7442 Valid, 15327 Invalid, 4 Unknown, 0 Unchecked, 53.0s Time] [2022-11-16 11:29:54,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30191 states. [2022-11-16 11:29:55,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30191 to 30017. [2022-11-16 11:29:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30017 states, 20669 states have (on average 1.2613092070250134) internal successors, (26070), 21215 states have internal predecessors, (26070), 7166 states have call successors, (7166), 2115 states have call predecessors, (7166), 2150 states have return successors, (8101), 7096 states have call predecessors, (8101), 7164 states have call successors, (8101) [2022-11-16 11:29:56,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30017 states to 30017 states and 41337 transitions. [2022-11-16 11:29:56,124 INFO L78 Accepts]: Start accepts. Automaton has 30017 states and 41337 transitions. Word has length 75 [2022-11-16 11:29:56,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:29:56,125 INFO L495 AbstractCegarLoop]: Abstraction has 30017 states and 41337 transitions. [2022-11-16 11:29:56,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-16 11:29:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 30017 states and 41337 transitions. [2022-11-16 11:29:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-16 11:29:56,127 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:29:56,127 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:29:56,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 11:29:56,128 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:29:56,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:29:56,128 INFO L85 PathProgramCache]: Analyzing trace with hash -108449156, now seen corresponding path program 1 times [2022-11-16 11:29:56,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:29:56,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956179380] [2022-11-16 11:29:56,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:29:56,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:29:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:29:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:29:57,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:29:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:29:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:29:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:29:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:29:57,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-16 11:29:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-16 11:29:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-16 11:29:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-16 11:29:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:29:57,245 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-16 11:29:57,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:29:57,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956179380] [2022-11-16 11:29:57,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956179380] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:29:57,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:29:57,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 11:29:57,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239504187] [2022-11-16 11:29:57,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:29:57,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 11:29:57,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:29:57,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 11:29:57,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-16 11:29:57,248 INFO L87 Difference]: Start difference. First operand 30017 states and 41337 transitions. Second operand has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-16 11:30:11,533 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:30:13,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:30:15,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:30:22,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:30:35,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:31:22,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:31:22,002 INFO L93 Difference]: Finished difference Result 40475 states and 55300 transitions. [2022-11-16 11:31:22,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-16 11:31:22,005 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 77 [2022-11-16 11:31:22,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:31:22,154 INFO L225 Difference]: With dead ends: 40475 [2022-11-16 11:31:22,154 INFO L226 Difference]: Without dead ends: 39960 [2022-11-16 11:31:22,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2022-11-16 11:31:22,175 INFO L413 NwaCegarLoop]: 984 mSDtfsCounter, 14055 mSDsluCounter, 3575 mSDsCounter, 0 mSdLazyCounter, 27818 mSolverCounterSat, 7643 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14167 SdHoareTripleChecker+Valid, 4559 SdHoareTripleChecker+Invalid, 35466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 7643 IncrementalHoareTripleChecker+Valid, 27818 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 80.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:31:22,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14167 Valid, 4559 Invalid, 35466 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [7643 Valid, 27818 Invalid, 5 Unknown, 0 Unchecked, 80.7s Time] [2022-11-16 11:31:22,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39960 states. [2022-11-16 11:31:24,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39960 to 39550. [2022-11-16 11:31:24,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39550 states, 27081 states have (on average 1.2524648277390051) internal successors, (33918), 27790 states have internal predecessors, (33918), 9473 states have call successors, (9473), 2913 states have call predecessors, (9473), 2964 states have return successors, (10820), 9380 states have call predecessors, (10820), 9471 states have call successors, (10820) [2022-11-16 11:31:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39550 states to 39550 states and 54211 transitions. [2022-11-16 11:31:24,706 INFO L78 Accepts]: Start accepts. Automaton has 39550 states and 54211 transitions. Word has length 77 [2022-11-16 11:31:24,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:31:24,706 INFO L495 AbstractCegarLoop]: Abstraction has 39550 states and 54211 transitions. [2022-11-16 11:31:24,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 4 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-16 11:31:24,706 INFO L276 IsEmpty]: Start isEmpty. Operand 39550 states and 54211 transitions. [2022-11-16 11:31:24,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-16 11:31:24,711 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:31:24,711 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:31:24,711 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 11:31:24,711 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:31:24,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:31:24,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1276103700, now seen corresponding path program 1 times [2022-11-16 11:31:24,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:31:24,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674615856] [2022-11-16 11:31:24,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:31:24,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:31:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:31:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:31:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:31:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:31:25,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:31:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:31:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:31:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:31:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-16 11:31:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-16 11:31:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-16 11:31:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-16 11:31:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:31:25,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:31:25,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:31:25,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674615856] [2022-11-16 11:31:25,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674615856] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:31:25,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:31:25,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:31:25,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790461061] [2022-11-16 11:31:25,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:31:25,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:31:25,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:31:25,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:31:25,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:31:25,200 INFO L87 Difference]: Start difference. First operand 39550 states and 54211 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 11:31:33,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:31:35,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:31:37,352 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:31:41,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:32:09,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:32:09,587 INFO L93 Difference]: Finished difference Result 39556 states and 54214 transitions. [2022-11-16 11:32:09,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:32:09,588 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 81 [2022-11-16 11:32:09,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:32:09,720 INFO L225 Difference]: With dead ends: 39556 [2022-11-16 11:32:09,720 INFO L226 Difference]: Without dead ends: 39554 [2022-11-16 11:32:09,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 11:32:09,734 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 11806 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12081 mSolverCounterSat, 5939 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12007 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5939 IncrementalHoareTripleChecker+Valid, 12081 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.0s IncrementalHoareTripleChecker+Time [2022-11-16 11:32:09,735 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12007 Valid, 2563 Invalid, 18024 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5939 Valid, 12081 Invalid, 4 Unknown, 0 Unchecked, 41.0s Time] [2022-11-16 11:32:09,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39554 states. [2022-11-16 11:32:11,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39554 to 39548. [2022-11-16 11:32:11,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39548 states, 27080 states have (on average 1.252437223042836) internal successors, (33916), 27788 states have internal predecessors, (33916), 9473 states have call successors, (9473), 2913 states have call predecessors, (9473), 2964 states have return successors, (10820), 9380 states have call predecessors, (10820), 9471 states have call successors, (10820) [2022-11-16 11:32:11,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39548 states to 39548 states and 54209 transitions. [2022-11-16 11:32:11,986 INFO L78 Accepts]: Start accepts. Automaton has 39548 states and 54209 transitions. Word has length 81 [2022-11-16 11:32:11,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:32:11,986 INFO L495 AbstractCegarLoop]: Abstraction has 39548 states and 54209 transitions. [2022-11-16 11:32:11,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 11:32:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 39548 states and 54209 transitions. [2022-11-16 11:32:11,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-16 11:32:11,987 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:32:11,987 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:32:11,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-16 11:32:11,988 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_usb_gadget_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:32:11,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:32:11,988 INFO L85 PathProgramCache]: Analyzing trace with hash -310434748, now seen corresponding path program 1 times [2022-11-16 11:32:11,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:32:11,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324192319] [2022-11-16 11:32:11,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:32:11,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:32:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:32:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:32:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:32:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:32:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:32:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:32:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:32:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-16 11:32:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-11-16 11:32:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-11-16 11:32:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-16 11:32:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-16 11:32:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:32:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-16 11:32:12,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:32:12,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324192319] [2022-11-16 11:32:12,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324192319] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:32:12,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:32:12,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 11:32:12,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168737297] [2022-11-16 11:32:12,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:32:12,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 11:32:12,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:32:12,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 11:32:12,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-16 11:32:12,593 INFO L87 Difference]: Start difference. First operand 39548 states and 54209 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 11:32:21,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:32:23,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:32:25,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:32:29,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:32:58,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:32:58,921 INFO L93 Difference]: Finished difference Result 39586 states and 54256 transitions. [2022-11-16 11:32:58,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 11:32:58,921 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 82 [2022-11-16 11:32:58,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:32:59,053 INFO L225 Difference]: With dead ends: 39586 [2022-11-16 11:32:59,053 INFO L226 Difference]: Without dead ends: 39584 [2022-11-16 11:32:59,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2022-11-16 11:32:59,070 INFO L413 NwaCegarLoop]: 908 mSDtfsCounter, 15702 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 12301 mSolverCounterSat, 8099 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15905 SdHoareTripleChecker+Valid, 3044 SdHoareTripleChecker+Invalid, 20404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8099 IncrementalHoareTripleChecker+Valid, 12301 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:32:59,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15905 Valid, 3044 Invalid, 20404 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8099 Valid, 12301 Invalid, 4 Unknown, 0 Unchecked, 42.7s Time] [2022-11-16 11:32:59,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39584 states. [2022-11-16 11:33:01,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39584 to 39554. [2022-11-16 11:33:01,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39554 states, 27083 states have (on average 1.2519661780452682) internal successors, (33907), 27794 states have internal predecessors, (33907), 9473 states have call successors, (9473), 2913 states have call predecessors, (9473), 2968 states have return successors, (10828), 9380 states have call predecessors, (10828), 9471 states have call successors, (10828) [2022-11-16 11:33:01,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39554 states to 39554 states and 54208 transitions. [2022-11-16 11:33:01,463 INFO L78 Accepts]: Start accepts. Automaton has 39554 states and 54208 transitions. Word has length 82 [2022-11-16 11:33:01,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:33:01,463 INFO L495 AbstractCegarLoop]: Abstraction has 39554 states and 54208 transitions. [2022-11-16 11:33:01,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-16 11:33:01,463 INFO L276 IsEmpty]: Start isEmpty. Operand 39554 states and 54208 transitions. [2022-11-16 11:33:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-16 11:33:01,465 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:33:01,465 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:33:01,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-16 11:33:01,466 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:33:01,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:33:01,466 INFO L85 PathProgramCache]: Analyzing trace with hash -464254951, now seen corresponding path program 1 times [2022-11-16 11:33:01,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:33:01,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026492720] [2022-11-16 11:33:01,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:33:01,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:33:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:33:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:33:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:33:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:33:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:33:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:33:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:33:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:33:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-16 11:33:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-16 11:33:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-16 11:33:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-16 11:33:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-16 11:33:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:33:02,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:33:02,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026492720] [2022-11-16 11:33:02,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026492720] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:33:02,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:33:02,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:33:02,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258404532] [2022-11-16 11:33:02,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:33:02,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:33:02,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:33:02,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:33:02,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:33:02,237 INFO L87 Difference]: Start difference. First operand 39554 states and 54208 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 11:33:10,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:33:12,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:33:14,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:33:17,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:33:25,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:33:49,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:33:49,386 INFO L93 Difference]: Finished difference Result 39560 states and 54211 transitions. [2022-11-16 11:33:49,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:33:49,387 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 87 [2022-11-16 11:33:49,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:33:49,567 INFO L225 Difference]: With dead ends: 39560 [2022-11-16 11:33:49,567 INFO L226 Difference]: Without dead ends: 39558 [2022-11-16 11:33:49,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 11:33:49,589 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 11794 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12073 mSolverCounterSat, 5939 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11994 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5939 IncrementalHoareTripleChecker+Valid, 12073 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.4s IncrementalHoareTripleChecker+Time [2022-11-16 11:33:49,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11994 Valid, 2563 Invalid, 18016 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5939 Valid, 12073 Invalid, 4 Unknown, 0 Unchecked, 43.4s Time] [2022-11-16 11:33:49,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39558 states. [2022-11-16 11:33:51,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39558 to 39552. [2022-11-16 11:33:51,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39552 states, 27082 states have (on average 1.2519385569751127) internal successors, (33905), 27792 states have internal predecessors, (33905), 9473 states have call successors, (9473), 2913 states have call predecessors, (9473), 2968 states have return successors, (10828), 9380 states have call predecessors, (10828), 9471 states have call successors, (10828) [2022-11-16 11:33:52,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39552 states to 39552 states and 54206 transitions. [2022-11-16 11:33:52,182 INFO L78 Accepts]: Start accepts. Automaton has 39552 states and 54206 transitions. Word has length 87 [2022-11-16 11:33:52,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:33:52,183 INFO L495 AbstractCegarLoop]: Abstraction has 39552 states and 54206 transitions. [2022-11-16 11:33:52,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-16 11:33:52,183 INFO L276 IsEmpty]: Start isEmpty. Operand 39552 states and 54206 transitions. [2022-11-16 11:33:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-16 11:33:52,185 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:33:52,185 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:33:52,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-16 11:33:52,185 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:33:52,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:33:52,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1353551443, now seen corresponding path program 1 times [2022-11-16 11:33:52,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:33:52,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186662609] [2022-11-16 11:33:52,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:33:52,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:33:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:33:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:33:52,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:33:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:33:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:33:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:33:52,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:33:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:33:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-16 11:33:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-16 11:33:52,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-16 11:33:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-16 11:33:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-16 11:33:52,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-16 11:33:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:33:52,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:33:52,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186662609] [2022-11-16 11:33:52,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186662609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:33:52,941 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:33:52,941 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:33:52,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997914543] [2022-11-16 11:33:52,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:33:52,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:33:52,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:33:52,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:33:52,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:33:52,943 INFO L87 Difference]: Start difference. First operand 39552 states and 54206 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-16 11:34:01,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:34:03,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:34:05,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:34:09,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:34:15,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:34:27,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-16 11:34:43,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:34:43,591 INFO L93 Difference]: Finished difference Result 39606 states and 54263 transitions. [2022-11-16 11:34:43,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:34:43,592 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 93 [2022-11-16 11:34:43,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:34:43,794 INFO L225 Difference]: With dead ends: 39606 [2022-11-16 11:34:43,794 INFO L226 Difference]: Without dead ends: 39604 [2022-11-16 11:34:43,818 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 11:34:43,819 INFO L413 NwaCegarLoop]: 907 mSDtfsCounter, 12485 mSDsluCounter, 1659 mSDsCounter, 0 mSdLazyCounter, 12845 mSolverCounterSat, 6251 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12684 SdHoareTripleChecker+Valid, 2566 SdHoareTripleChecker+Invalid, 19101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6251 IncrementalHoareTripleChecker+Valid, 12845 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.7s IncrementalHoareTripleChecker+Time [2022-11-16 11:34:43,820 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12684 Valid, 2566 Invalid, 19101 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6251 Valid, 12845 Invalid, 5 Unknown, 0 Unchecked, 46.7s Time] [2022-11-16 11:34:43,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39604 states. [2022-11-16 11:34:47,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39604 to 39550. [2022-11-16 11:34:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39550 states, 27081 states have (on average 1.2519109338650714) internal successors, (33903), 27790 states have internal predecessors, (33903), 9473 states have call successors, (9473), 2913 states have call predecessors, (9473), 2968 states have return successors, (10828), 9380 states have call predecessors, (10828), 9471 states have call successors, (10828) [2022-11-16 11:34:47,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39550 states to 39550 states and 54204 transitions. [2022-11-16 11:34:47,358 INFO L78 Accepts]: Start accepts. Automaton has 39550 states and 54204 transitions. Word has length 93 [2022-11-16 11:34:47,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:34:47,359 INFO L495 AbstractCegarLoop]: Abstraction has 39550 states and 54204 transitions. [2022-11-16 11:34:47,360 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-16 11:34:47,360 INFO L276 IsEmpty]: Start isEmpty. Operand 39550 states and 54204 transitions. [2022-11-16 11:34:47,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-16 11:34:47,365 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:34:47,366 INFO L195 NwaCegarLoop]: 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] [2022-11-16 11:34:47,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-16 11:34:47,366 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:34:47,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:34:47,367 INFO L85 PathProgramCache]: Analyzing trace with hash -611924106, now seen corresponding path program 1 times [2022-11-16 11:34:47,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:34:47,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291008124] [2022-11-16 11:34:47,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:34:47,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:34:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:34:47,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:34:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:34:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:34:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:34:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:34:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:34:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-16 11:34:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-11-16 11:34:47,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-11-16 11:34:47,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-11-16 11:34:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-16 11:34:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-16 11:34:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-16 11:34:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:34:47,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-16 11:34:47,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:34:47,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291008124] [2022-11-16 11:34:47,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291008124] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:34:47,922 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:34:47,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:34:47,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372204726] [2022-11-16 11:34:47,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:34:47,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:34:47,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:34:47,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:34:47,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:34:47,925 INFO L87 Difference]: Start difference. First operand 39550 states and 54204 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-16 11:34:56,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:34:58,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:00,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:03,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 11:35:34,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:35:34,055 INFO L93 Difference]: Finished difference Result 39556 states and 54207 transitions. [2022-11-16 11:35:34,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 11:35:34,056 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 95 [2022-11-16 11:35:34,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:35:34,158 INFO L225 Difference]: With dead ends: 39556 [2022-11-16 11:35:34,158 INFO L226 Difference]: Without dead ends: 39554 [2022-11-16 11:35:34,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-16 11:35:34,170 INFO L413 NwaCegarLoop]: 906 mSDtfsCounter, 11780 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 12065 mSolverCounterSat, 5939 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11979 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 18008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5939 IncrementalHoareTripleChecker+Valid, 12065 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.5s IncrementalHoareTripleChecker+Time [2022-11-16 11:35:34,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11979 Valid, 2563 Invalid, 18008 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5939 Valid, 12065 Invalid, 4 Unknown, 0 Unchecked, 41.5s Time] [2022-11-16 11:35:34,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39554 states. [2022-11-16 11:35:37,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39554 to 39548. [2022-11-16 11:35:37,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39548 states, 27080 states have (on average 1.2518833087149188) internal successors, (33901), 27788 states have internal predecessors, (33901), 9473 states have call successors, (9473), 2913 states have call predecessors, (9473), 2968 states have return successors, (10828), 9380 states have call predecessors, (10828), 9471 states have call successors, (10828) [2022-11-16 11:35:37,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39548 states to 39548 states and 54202 transitions. [2022-11-16 11:35:37,330 INFO L78 Accepts]: Start accepts. Automaton has 39548 states and 54202 transitions. Word has length 95 [2022-11-16 11:35:37,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:35:37,330 INFO L495 AbstractCegarLoop]: Abstraction has 39548 states and 54202 transitions. [2022-11-16 11:35:37,331 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-16 11:35:37,331 INFO L276 IsEmpty]: Start isEmpty. Operand 39548 states and 54202 transitions. [2022-11-16 11:35:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-16 11:35:37,334 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:35:37,334 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:35:37,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-16 11:35:37,335 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-16 11:35:37,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:35:37,335 INFO L85 PathProgramCache]: Analyzing trace with hash 518382821, now seen corresponding path program 1 times [2022-11-16 11:35:37,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:35:37,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665796826] [2022-11-16 11:35:37,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:35:37,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:35:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 11:35:37,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-16 11:35:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-11-16 11:35:37,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-16 11:35:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:35:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-11-16 11:35:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2022-11-16 11:35:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-16 11:35:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-16 11:35:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:35:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 11:35:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 11:35:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-16 11:35:37,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2022-11-16 11:35:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 11:35:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 11:35:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-11-16 11:35:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:37,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2022-11-16 11:35:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:38,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-16 11:35:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:38,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-16 11:35:38,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:35:38,019 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2022-11-16 11:35:38,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:35:38,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665796826] [2022-11-16 11:35:38,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665796826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:35:38,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:35:38,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 11:35:38,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761740138] [2022-11-16 11:35:38,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:35:38,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 11:35:38,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:35:38,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 11:35:38,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 11:35:38,023 INFO L87 Difference]: Start difference. First operand 39548 states and 54202 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17)