./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc --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 32187ad6a98dd17c1b18f8e1b845f566cde13ca56738d1b8876a5b9bb005af7a --- 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-5e519f3 [2022-11-02 20:26:28,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:26:28,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:26:28,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:26:28,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:26:28,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:26:28,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:26:28,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:26:28,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:26:28,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:26:28,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:26:28,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:26:28,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:26:28,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:26:28,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:26:28,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:26:28,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:26:28,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:26:28,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:26:28,295 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:26:28,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:26:28,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:26:28,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:26:28,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:26:28,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:26:28,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:26:28,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:26:28,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:26:28,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:26:28,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:26:28,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:26:28,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:26:28,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:26:28,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:26:28,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:26:28,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:26:28,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:26:28,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:26:28,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:26:28,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:26:28,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:26:28,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:26:28,387 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:26:28,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:26:28,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:26:28,389 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:26:28,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:26:28,391 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:26:28,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:26:28,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:26:28,392 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:26:28,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:26:28,394 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:26:28,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:26:28,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:26:28,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:26:28,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:26:28,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:26:28,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:26:28,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:26:28,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:26:28,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:26:28,397 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:26:28,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:26:28,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:26:28,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:26:28,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:26:28,398 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:26:28,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:26:28,399 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:26:28,399 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:26:28,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:26:28,400 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_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32187ad6a98dd17c1b18f8e1b845f566cde13ca56738d1b8876a5b9bb005af7a [2022-11-02 20:26:28,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:26:28,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:26:28,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:26:28,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:26:28,829 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:26:28,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i [2022-11-02 20:26:28,916 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/data/c9e6cd4c1/784dacaf94c247738c59a8a149e25156/FLAG9571fefa0 [2022-11-02 20:26:30,662 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:26:30,663 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i [2022-11-02 20:26:30,843 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/data/c9e6cd4c1/784dacaf94c247738c59a8a149e25156/FLAG9571fefa0 [2022-11-02 20:26:30,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/data/c9e6cd4c1/784dacaf94c247738c59a8a149e25156 [2022-11-02 20:26:30,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:26:30,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:26:30,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:26:30,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:26:30,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:26:30,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:26:30" (1/1) ... [2022-11-02 20:26:30,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ec6b254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:30, skipping insertion in model container [2022-11-02 20:26:30,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:26:30" (1/1) ... [2022-11-02 20:26:30,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:26:31,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:26:48,516 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177218,1177231] [2022-11-02 20:26:48,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177363,1177376] [2022-11-02 20:26:48,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177509,1177522] [2022-11-02 20:26:48,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177674,1177687] [2022-11-02 20:26:48,521 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177832,1177845] [2022-11-02 20:26:48,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177990,1178003] [2022-11-02 20:26:48,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178148,1178161] [2022-11-02 20:26:48,523 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178308,1178321] [2022-11-02 20:26:48,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178467,1178480] [2022-11-02 20:26:48,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178606,1178619] [2022-11-02 20:26:48,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178748,1178761] [2022-11-02 20:26:48,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178897,1178910] [2022-11-02 20:26:48,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179036,1179049] [2022-11-02 20:26:48,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179191,1179204] [2022-11-02 20:26:48,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179351,1179364] [2022-11-02 20:26:48,528 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179502,1179515] [2022-11-02 20:26:48,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179653,1179666] [2022-11-02 20:26:48,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179805,1179818] [2022-11-02 20:26:48,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179954,1179967] [2022-11-02 20:26:48,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180102,1180115] [2022-11-02 20:26:48,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180259,1180272] [2022-11-02 20:26:48,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180408,1180421] [2022-11-02 20:26:48,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180564,1180577] [2022-11-02 20:26:48,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180717,1180730] [2022-11-02 20:26:48,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180863,1180876] [2022-11-02 20:26:48,536 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181006,1181019] [2022-11-02 20:26:48,537 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181158,1181171] [2022-11-02 20:26:48,537 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181304,1181317] [2022-11-02 20:26:48,538 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181449,1181462] [2022-11-02 20:26:48,538 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181603,1181616] [2022-11-02 20:26:48,539 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181754,1181767] [2022-11-02 20:26:48,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181909,1181922] [2022-11-02 20:26:48,540 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182061,1182074] [2022-11-02 20:26:48,541 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182216,1182229] [2022-11-02 20:26:48,541 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182380,1182393] [2022-11-02 20:26:48,542 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182536,1182549] [2022-11-02 20:26:48,543 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182700,1182713] [2022-11-02 20:26:48,543 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182842,1182855] [2022-11-02 20:26:48,544 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183000,1183013] [2022-11-02 20:26:48,544 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183167,1183180] [2022-11-02 20:26:48,545 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183326,1183339] [2022-11-02 20:26:48,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183485,1183498] [2022-11-02 20:26:48,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183634,1183647] [2022-11-02 20:26:48,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183781,1183794] [2022-11-02 20:26:48,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183920,1183933] [2022-11-02 20:26:48,548 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184083,1184096] [2022-11-02 20:26:48,549 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184249,1184262] [2022-11-02 20:26:48,549 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184413,1184426] [2022-11-02 20:26:48,550 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184578,1184591] [2022-11-02 20:26:48,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184743,1184756] [2022-11-02 20:26:48,551 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184909,1184922] [2022-11-02 20:26:48,552 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185074,1185087] [2022-11-02 20:26:48,552 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185241,1185254] [2022-11-02 20:26:48,553 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185401,1185414] [2022-11-02 20:26:48,553 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185563,1185576] [2022-11-02 20:26:48,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185722,1185735] [2022-11-02 20:26:48,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185868,1185881] [2022-11-02 20:26:48,555 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186011,1186024] [2022-11-02 20:26:48,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186155,1186168] [2022-11-02 20:26:48,556 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186298,1186311] [2022-11-02 20:26:48,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186442,1186455] [2022-11-02 20:26:48,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186583,1186596] [2022-11-02 20:26:48,558 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186721,1186734] [2022-11-02 20:26:48,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186879,1186892] [2022-11-02 20:26:48,559 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187038,1187051] [2022-11-02 20:26:48,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187194,1187207] [2022-11-02 20:26:48,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187343,1187356] [2022-11-02 20:26:48,561 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187495,1187508] [2022-11-02 20:26:48,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187646,1187659] [2022-11-02 20:26:48,562 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187795,1187808] [2022-11-02 20:26:48,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187947,1187960] [2022-11-02 20:26:48,563 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188095,1188108] [2022-11-02 20:26:48,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188248,1188261] [2022-11-02 20:26:48,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188399,1188412] [2022-11-02 20:26:48,565 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188549,1188562] [2022-11-02 20:26:48,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188696,1188709] [2022-11-02 20:26:48,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188847,1188860] [2022-11-02 20:26:48,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188998,1189011] [2022-11-02 20:26:48,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189146,1189159] [2022-11-02 20:26:48,568 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189312,1189325] [2022-11-02 20:26:48,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189481,1189494] [2022-11-02 20:26:48,569 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189648,1189661] [2022-11-02 20:26:48,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189816,1189829] [2022-11-02 20:26:48,570 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189966,1189979] [2022-11-02 20:26:48,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190113,1190126] [2022-11-02 20:26:48,571 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190274,1190287] [2022-11-02 20:26:48,572 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190444,1190457] [2022-11-02 20:26:48,573 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190606,1190619] [2022-11-02 20:26:48,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:26:48,641 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:26:49,443 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177218,1177231] [2022-11-02 20:26:49,449 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177363,1177376] [2022-11-02 20:26:49,450 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177509,1177522] [2022-11-02 20:26:49,451 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177674,1177687] [2022-11-02 20:26:49,452 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177832,1177845] [2022-11-02 20:26:49,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1177990,1178003] [2022-11-02 20:26:49,455 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178148,1178161] [2022-11-02 20:26:49,456 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178308,1178321] [2022-11-02 20:26:49,457 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178467,1178480] [2022-11-02 20:26:49,458 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178606,1178619] [2022-11-02 20:26:49,459 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178748,1178761] [2022-11-02 20:26:49,460 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1178897,1178910] [2022-11-02 20:26:49,461 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179036,1179049] [2022-11-02 20:26:49,461 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179191,1179204] [2022-11-02 20:26:49,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179351,1179364] [2022-11-02 20:26:49,464 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179502,1179515] [2022-11-02 20:26:49,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179653,1179666] [2022-11-02 20:26:49,465 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179805,1179818] [2022-11-02 20:26:49,466 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1179954,1179967] [2022-11-02 20:26:49,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180102,1180115] [2022-11-02 20:26:49,472 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180259,1180272] [2022-11-02 20:26:49,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180408,1180421] [2022-11-02 20:26:49,475 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180564,1180577] [2022-11-02 20:26:49,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180717,1180730] [2022-11-02 20:26:49,476 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1180863,1180876] [2022-11-02 20:26:49,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181006,1181019] [2022-11-02 20:26:49,477 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181158,1181171] [2022-11-02 20:26:49,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181304,1181317] [2022-11-02 20:26:49,478 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181449,1181462] [2022-11-02 20:26:49,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181603,1181616] [2022-11-02 20:26:49,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181754,1181767] [2022-11-02 20:26:49,479 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1181909,1181922] [2022-11-02 20:26:49,480 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182061,1182074] [2022-11-02 20:26:49,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182216,1182229] [2022-11-02 20:26:49,481 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182380,1182393] [2022-11-02 20:26:49,482 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182536,1182549] [2022-11-02 20:26:49,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182700,1182713] [2022-11-02 20:26:49,483 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1182842,1182855] [2022-11-02 20:26:49,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183000,1183013] [2022-11-02 20:26:49,484 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183167,1183180] [2022-11-02 20:26:49,486 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183326,1183339] [2022-11-02 20:26:49,487 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183485,1183498] [2022-11-02 20:26:49,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183634,1183647] [2022-11-02 20:26:49,488 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183781,1183794] [2022-11-02 20:26:49,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1183920,1183933] [2022-11-02 20:26:49,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184083,1184096] [2022-11-02 20:26:49,489 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184249,1184262] [2022-11-02 20:26:49,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184413,1184426] [2022-11-02 20:26:49,490 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184578,1184591] [2022-11-02 20:26:49,491 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184743,1184756] [2022-11-02 20:26:49,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1184909,1184922] [2022-11-02 20:26:49,493 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185074,1185087] [2022-11-02 20:26:49,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185241,1185254] [2022-11-02 20:26:49,495 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185401,1185414] [2022-11-02 20:26:49,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185563,1185576] [2022-11-02 20:26:49,496 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185722,1185735] [2022-11-02 20:26:49,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1185868,1185881] [2022-11-02 20:26:49,499 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186011,1186024] [2022-11-02 20:26:49,499 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186155,1186168] [2022-11-02 20:26:49,499 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186298,1186311] [2022-11-02 20:26:49,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186442,1186455] [2022-11-02 20:26:49,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186583,1186596] [2022-11-02 20:26:49,502 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186721,1186734] [2022-11-02 20:26:49,503 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1186879,1186892] [2022-11-02 20:26:49,512 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187038,1187051] [2022-11-02 20:26:49,514 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187194,1187207] [2022-11-02 20:26:49,515 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187343,1187356] [2022-11-02 20:26:49,516 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187495,1187508] [2022-11-02 20:26:49,517 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187646,1187659] [2022-11-02 20:26:49,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187795,1187808] [2022-11-02 20:26:49,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1187947,1187960] [2022-11-02 20:26:49,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188095,1188108] [2022-11-02 20:26:49,519 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188248,1188261] [2022-11-02 20:26:49,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188399,1188412] [2022-11-02 20:26:49,525 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188549,1188562] [2022-11-02 20:26:49,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188696,1188709] [2022-11-02 20:26:49,526 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188847,1188860] [2022-11-02 20:26:49,527 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1188998,1189011] [2022-11-02 20:26:49,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189146,1189159] [2022-11-02 20:26:49,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189312,1189325] [2022-11-02 20:26:49,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189481,1189494] [2022-11-02 20:26:49,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189648,1189661] [2022-11-02 20:26:49,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189816,1189829] [2022-11-02 20:26:49,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1189966,1189979] [2022-11-02 20:26:49,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190113,1190126] [2022-11-02 20:26:49,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190274,1190287] [2022-11-02 20:26:49,534 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190444,1190457] [2022-11-02 20:26:49,535 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i[1190606,1190619] [2022-11-02 20:26:49,540 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:26:50,402 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:26:50,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50 WrapperNode [2022-11-02 20:26:50,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:26:50,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:26:50,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:26:50,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:26:50,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:50,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,098 INFO L138 Inliner]: procedures = 1178, calls = 4145, calls flagged for inlining = 795, calls inlined = 711, statements flattened = 14749 [2022-11-02 20:26:51,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:26:51,100 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:26:51,100 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:26:51,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:26:51,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,725 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:26:51,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:26:51,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:26:51,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:26:51,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (1/1) ... [2022-11-02 20:26:51,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:26:51,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:26:51,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:26:52,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb097013-739b-4081-b814-11a7e306de3a/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:26:52,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-02 20:26:52,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-02 20:26:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_create [2022-11-02 20:26:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_create [2022-11-02 20:26:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 20:26:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-02 20:26:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_write_setup [2022-11-02 20:26:52,097 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_write_setup [2022-11-02 20:26:52,097 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_write_pages [2022-11-02 20:26:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_write_pages [2022-11-02 20:26:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_alloc_createdata [2022-11-02 20:26:52,098 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_alloc_createdata [2022-11-02 20:26:52,098 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_lock_check_bounds [2022-11-02 20:26:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_lock_check_bounds [2022-11-02 20:26:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_mkdir [2022-11-02 20:26:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_mkdir [2022-11-02 20:26:52,099 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_rename_setup [2022-11-02 20:26:52,099 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_rename_setup [2022-11-02 20:26:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-02 20:26:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-02 20:26:52,101 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_lookup [2022-11-02 20:26:52,101 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_lookup [2022-11-02 20:26:52,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-02 20:26:52,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-02 20:26:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:26:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-02 20:26:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-02 20:26:52,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-02 20:26:52,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-02 20:26:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-02 20:26:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-02 20:26:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_unlink [2022-11-02 20:26:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_stat_to_errno [2022-11-02 20:26:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_stat_to_errno [2022-11-02 20:26:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-02 20:26:52,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-02 20:26:52,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:26:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_readdir [2022-11-02 20:26:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_readdir [2022-11-02 20:26:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:26:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-02 20:26:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-02 20:26:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:26:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure encode_sattr [2022-11-02 20:26:52,105 INFO L138 BoogieDeclarations]: Found implementation of procedure encode_sattr [2022-11-02 20:26:52,105 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_rename_rpc_prepare [2022-11-02 20:26:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_rename_rpc_prepare [2022-11-02 20:26:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_unlink_rpc_prepare [2022-11-02 20:26:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_unlink_rpc_prepare [2022-11-02 20:26:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_rmdir [2022-11-02 20:26:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_rmdir [2022-11-02 20:26:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_free_client [2022-11-02 20:26:52,106 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_free_client [2022-11-02 20:26:52,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:26:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:26:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2022-11-02 20:26:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2022-11-02 20:26:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:26:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_encode_current_server_time [2022-11-02 20:26:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_encode_current_server_time [2022-11-02 20:26:52,107 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2022-11-02 20:26:52,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2022-11-02 20:26:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_commit_rpc_prepare [2022-11-02 20:26:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_commit_rpc_prepare [2022-11-02 20:26:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_readlink [2022-11-02 20:26:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_readlink [2022-11-02 20:26:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_invalidate_atime [2022-11-02 20:26:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_invalidate_atime [2022-11-02 20:26:52,108 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_clone_server [2022-11-02 20:26:52,108 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_clone_server [2022-11-02 20:26:52,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-02 20:26:52,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-02 20:26:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_pgio_rpc_prepare [2022-11-02 20:26:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_pgio_rpc_prepare [2022-11-02 20:26:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_permission [2022-11-02 20:26:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_permission [2022-11-02 20:26:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-02 20:26:52,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-02 20:26:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:26:52,129 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-02 20:26:52,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-02 20:26:52,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:26:52,132 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_symlink [2022-11-02 20:26:52,133 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_symlink [2022-11-02 20:26:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_encode_time [2022-11-02 20:26:52,133 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_encode_time [2022-11-02 20:26:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_I [2022-11-02 20:26:52,133 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_I [2022-11-02 20:26:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_rename_done [2022-11-02 20:26:52,133 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_rename_done [2022-11-02 20:26:52,133 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-02 20:26:52,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-02 20:26:52,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-02 20:26:52,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-02 20:26:52,135 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_decode_time [2022-11-02 20:26:52,135 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_decode_time [2022-11-02 20:26:52,135 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_getattr [2022-11-02 20:26:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_getattr [2022-11-02 20:26:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure decode_attrstat [2022-11-02 20:26:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_attrstat [2022-11-02 20:26:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:26:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:26:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:26:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2022-11-02 20:26:52,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2022-11-02 20:26:52,136 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_alloc_client [2022-11-02 20:26:52,137 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_alloc_client [2022-11-02 20:26:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_lock [2022-11-02 20:26:52,137 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_lock [2022-11-02 20:26:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_statfs [2022-11-02 20:26:52,137 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_statfs [2022-11-02 20:26:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_remove [2022-11-02 20:26:52,137 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_remove [2022-11-02 20:26:52,137 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_read_done [2022-11-02 20:26:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_read_done [2022-11-02 20:26:52,138 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_reply_buffer [2022-11-02 20:26:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_reply_buffer [2022-11-02 20:26:52,138 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_read_setup [2022-11-02 20:26:52,138 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_read_setup [2022-11-02 20:26:52,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-02 20:26:52,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-02 20:26:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_return_delegation [2022-11-02 20:26:52,139 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_return_delegation [2022-11-02 20:26:52,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:26:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:26:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure encode_fhandle [2022-11-02 20:26:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure encode_fhandle [2022-11-02 20:26:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-02 20:26:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-02 20:26:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-02 20:26:52,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-02 20:26:52,140 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_instantiate [2022-11-02 20:26:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_instantiate [2022-11-02 20:26:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_commit_setup [2022-11-02 20:26:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_commit_setup [2022-11-02 20:26:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_SERVER [2022-11-02 20:26:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_SERVER [2022-11-02 20:26:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-02 20:26:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-02 20:26:52,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:26:52,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:26:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-02 20:26:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-02 20:26:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:26:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_link [2022-11-02 20:26:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_link [2022-11-02 20:26:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:26:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_pathconf [2022-11-02 20:26:52,142 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_pathconf [2022-11-02 20:26:52,142 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_rename [2022-11-02 20:26:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_rename [2022-11-02 20:26:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_FH [2022-11-02 20:26:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_FH [2022-11-02 20:26:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:26:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-02 20:26:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-02 20:26:52,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-02 20:26:52,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-02 20:26:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure decode_stat [2022-11-02 20:26:52,144 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_stat [2022-11-02 20:26:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:26:52,144 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:26:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-02 20:26:52,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-02 20:26:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure nfs2_xdr_enc_writeargs [2022-11-02 20:26:52,144 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs2_xdr_enc_writeargs [2022-11-02 20:26:52,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:26:52,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:26:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_read_pages [2022-11-02 20:26:52,145 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_read_pages [2022-11-02 20:26:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_rmdir [2022-11-02 20:26:52,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_rmdir [2022-11-02 20:26:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-02 20:26:52,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-02 20:26:52,145 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_fattr_init [2022-11-02 20:26:52,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_fattr_init [2022-11-02 20:26:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_setattr [2022-11-02 20:26:52,146 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_setattr [2022-11-02 20:26:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_fsinfo [2022-11-02 20:26:52,146 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_fsinfo [2022-11-02 20:26:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure print_overflow_msg [2022-11-02 20:26:52,146 INFO L138 BoogieDeclarations]: Found implementation of procedure print_overflow_msg [2022-11-02 20:26:52,146 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_inline_decode [2022-11-02 20:26:52,146 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_inline_decode [2022-11-02 20:26:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_free_createdata [2022-11-02 20:26:52,147 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_free_createdata [2022-11-02 20:26:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure decode_fattr [2022-11-02 20:26:52,147 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_fattr [2022-11-02 20:26:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure NFS_CLIENT [2022-11-02 20:26:52,147 INFO L138 BoogieDeclarations]: Found implementation of procedure NFS_CLIENT [2022-11-02 20:26:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-02 20:26:52,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-02 20:26:52,147 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_write_done [2022-11-02 20:26:52,148 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_write_done [2022-11-02 20:26:52,148 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-02 20:26:52,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-02 20:26:52,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:26:52,148 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_call_start [2022-11-02 20:26:52,148 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_call_start [2022-11-02 20:26:52,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:26:52,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:26:52,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 20:26:52,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-02 20:26:52,149 INFO L130 BoogieDeclarations]: Found specification of procedure nfs2_xdr_dec_attrstat [2022-11-02 20:26:52,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs2_xdr_dec_attrstat [2022-11-02 20:26:52,149 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_get_root [2022-11-02 20:26:52,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_get_root [2022-11-02 20:26:52,149 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_try_mount [2022-11-02 20:26:52,149 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_try_mount [2022-11-02 20:26:52,150 INFO L130 BoogieDeclarations]: Found specification of procedure nfs2_decode_dirent [2022-11-02 20:26:52,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs2_decode_dirent [2022-11-02 20:26:52,151 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_create_server [2022-11-02 20:26:52,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_create_server [2022-11-02 20:26:52,151 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_mknod [2022-11-02 20:26:52,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_mknod [2022-11-02 20:26:52,151 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:26:52,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:26:52,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:26:52,152 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_reserve_space [2022-11-02 20:26:52,152 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_reserve_space [2022-11-02 20:26:52,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-02 20:26:52,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-02 20:26:52,152 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_close_context [2022-11-02 20:26:52,152 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_close_context [2022-11-02 20:26:52,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-02 20:26:52,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-02 20:26:52,153 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_init_client [2022-11-02 20:26:52,153 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_init_client [2022-11-02 20:26:52,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-02 20:26:52,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-02 20:26:52,153 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:26:52,154 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:26:52,154 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_unlink_done [2022-11-02 20:26:52,154 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_unlink_done [2022-11-02 20:26:52,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-02 20:26:52,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-02 20:26:52,154 INFO L130 BoogieDeclarations]: Found specification of procedure rpc_call_sync [2022-11-02 20:26:52,154 INFO L138 BoogieDeclarations]: Found implementation of procedure rpc_call_sync [2022-11-02 20:26:52,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-02 20:26:52,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-02 20:26:52,155 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_submount [2022-11-02 20:26:52,155 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_submount [2022-11-02 20:26:52,155 INFO L130 BoogieDeclarations]: Found specification of procedure encode_diropargs [2022-11-02 20:26:52,155 INFO L138 BoogieDeclarations]: Found implementation of procedure encode_diropargs [2022-11-02 20:26:52,156 INFO L130 BoogieDeclarations]: Found specification of procedure xdr_time_not_set [2022-11-02 20:26:52,156 INFO L138 BoogieDeclarations]: Found implementation of procedure xdr_time_not_set [2022-11-02 20:26:52,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-02 20:26:52,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-02 20:26:52,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-02 20:26:52,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-02 20:26:52,156 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_proc_unlink_setup [2022-11-02 20:26:52,157 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_proc_unlink_setup [2022-11-02 20:26:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:26:52,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:26:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_setattr [2022-11-02 20:26:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:26:52,157 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_mark_for_revalidate [2022-11-02 20:26:52,158 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_mark_for_revalidate [2022-11-02 20:26:52,158 INFO L130 BoogieDeclarations]: Found specification of procedure nfs_have_delegation [2022-11-02 20:26:52,158 INFO L138 BoogieDeclarations]: Found implementation of procedure nfs_have_delegation [2022-11-02 20:26:55,636 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:26:55,655 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:26:56,358 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:27:09,562 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:27:09,607 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:27:09,607 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:27:09,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:27:09 BoogieIcfgContainer [2022-11-02 20:27:09,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:27:09,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:27:09,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:27:09,625 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:27:09,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:26:30" (1/3) ... [2022-11-02 20:27:09,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71350398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:27:09, skipping insertion in model container [2022-11-02 20:27:09,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:26:50" (2/3) ... [2022-11-02 20:27:09,627 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71350398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:27:09, skipping insertion in model container [2022-11-02 20:27:09,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:27:09" (3/3) ... [2022-11-02 20:27:09,629 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---fs--nfs--nfsv2.ko.cil.i [2022-11-02 20:27:09,651 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:27:09,651 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 25 error locations. [2022-11-02 20:27:09,855 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:27:09,862 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;@5fc03119, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:27:09,862 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-11-02 20:27:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand has 5385 states, 3389 states have (on average 1.2493360873413986) internal successors, (4234), 3742 states have internal predecessors, (4234), 1850 states have call successors, (1850), 121 states have call predecessors, (1850), 120 states have return successors, (1824), 1548 states have call predecessors, (1824), 1824 states have call successors, (1824) [2022-11-02 20:27:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-02 20:27:09,901 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:27:09,902 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] [2022-11-02 20:27:09,903 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:27:09,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:27:09,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1817799367, now seen corresponding path program 1 times [2022-11-02 20:27:09,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:27:09,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135003834] [2022-11-02 20:27:09,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:27:09,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:27:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:27:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:27:11,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:27:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:27:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:27:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:27:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:27:11,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:11,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:27:11,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:27:11,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135003834] [2022-11-02 20:27:11,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135003834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:27:11,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:27:11,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:27:11,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561443567] [2022-11-02 20:27:11,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:27:11,644 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:27:11,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:27:11,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:27:11,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:27:11,706 INFO L87 Difference]: Start difference. First operand has 5385 states, 3389 states have (on average 1.2493360873413986) internal successors, (4234), 3742 states have internal predecessors, (4234), 1850 states have call successors, (1850), 121 states have call predecessors, (1850), 120 states have return successors, (1824), 1548 states have call predecessors, (1824), 1824 states have call successors, (1824) Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-02 20:27:15,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:27:33,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:27:33,115 INFO L93 Difference]: Finished difference Result 10675 states and 15877 transitions. [2022-11-02 20:27:33,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:27:33,118 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 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 50 [2022-11-02 20:27:33,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:27:33,191 INFO L225 Difference]: With dead ends: 10675 [2022-11-02 20:27:33,191 INFO L226 Difference]: Without dead ends: 5244 [2022-11-02 20:27:33,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:27:33,235 INFO L413 NwaCegarLoop]: 7563 mSDtfsCounter, 7517 mSDsluCounter, 11493 mSDsCounter, 0 mSdLazyCounter, 6245 mSolverCounterSat, 4622 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9062 SdHoareTripleChecker+Valid, 19056 SdHoareTripleChecker+Invalid, 10868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4622 IncrementalHoareTripleChecker+Valid, 6245 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:27:33,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9062 Valid, 19056 Invalid, 10868 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4622 Valid, 6245 Invalid, 1 Unknown, 0 Unchecked, 19.9s Time] [2022-11-02 20:27:33,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5244 states. [2022-11-02 20:27:34,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5244 to 5244. [2022-11-02 20:27:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5244 states, 3327 states have (on average 1.2311391644123835) internal successors, (4096), 3642 states have internal predecessors, (4096), 1776 states have call successors, (1776), 118 states have call predecessors, (1776), 117 states have return successors, (1774), 1510 states have call predecessors, (1774), 1774 states have call successors, (1774) [2022-11-02 20:27:34,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5244 states to 5244 states and 7646 transitions. [2022-11-02 20:27:34,096 INFO L78 Accepts]: Start accepts. Automaton has 5244 states and 7646 transitions. Word has length 50 [2022-11-02 20:27:34,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:27:34,098 INFO L495 AbstractCegarLoop]: Abstraction has 5244 states and 7646 transitions. [2022-11-02 20:27:34,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 4 states have internal predecessors, (29), 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) [2022-11-02 20:27:34,099 INFO L276 IsEmpty]: Start isEmpty. Operand 5244 states and 7646 transitions. [2022-11-02 20:27:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-02 20:27:34,102 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:27:34,102 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] [2022-11-02 20:27:34,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:27:34,103 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:27:34,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:27:34,104 INFO L85 PathProgramCache]: Analyzing trace with hash -791570803, now seen corresponding path program 1 times [2022-11-02 20:27:34,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:27:34,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210680838] [2022-11-02 20:27:34,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:27:34,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:27:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:27:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:27:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:27:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:27:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:27:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:27:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:27:34,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-02 20:27:34,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:27:34,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:27:34,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210680838] [2022-11-02 20:27:34,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210680838] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:27:34,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:27:34,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:27:34,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47308493] [2022-11-02 20:27:34,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:27:34,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:27:34,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:27:34,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:27:34,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:27:34,937 INFO L87 Difference]: Start difference. First operand 5244 states and 7646 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 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) [2022-11-02 20:27:37,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:27:54,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:27:54,822 INFO L93 Difference]: Finished difference Result 5244 states and 7646 transitions. [2022-11-02 20:27:54,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:27:54,823 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 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 56 [2022-11-02 20:27:54,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:27:54,865 INFO L225 Difference]: With dead ends: 5244 [2022-11-02 20:27:54,866 INFO L226 Difference]: Without dead ends: 5242 [2022-11-02 20:27:54,869 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:27:54,871 INFO L413 NwaCegarLoop]: 7405 mSDtfsCounter, 7357 mSDsluCounter, 11209 mSDsCounter, 0 mSdLazyCounter, 6196 mSolverCounterSat, 4498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8887 SdHoareTripleChecker+Valid, 18614 SdHoareTripleChecker+Invalid, 10694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4498 IncrementalHoareTripleChecker+Valid, 6196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:27:54,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8887 Valid, 18614 Invalid, 10694 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4498 Valid, 6196 Invalid, 0 Unknown, 0 Unchecked, 19.0s Time] [2022-11-02 20:27:54,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2022-11-02 20:27:55,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 5242. [2022-11-02 20:27:55,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5242 states, 3326 states have (on average 1.2309079975947084) internal successors, (4094), 3640 states have internal predecessors, (4094), 1776 states have call successors, (1776), 118 states have call predecessors, (1776), 117 states have return successors, (1774), 1510 states have call predecessors, (1774), 1774 states have call successors, (1774) [2022-11-02 20:27:55,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5242 states to 5242 states and 7644 transitions. [2022-11-02 20:27:55,524 INFO L78 Accepts]: Start accepts. Automaton has 5242 states and 7644 transitions. Word has length 56 [2022-11-02 20:27:55,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:27:55,525 INFO L495 AbstractCegarLoop]: Abstraction has 5242 states and 7644 transitions. [2022-11-02 20:27:55,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 4 states have internal predecessors, (33), 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) [2022-11-02 20:27:55,526 INFO L276 IsEmpty]: Start isEmpty. Operand 5242 states and 7644 transitions. [2022-11-02 20:27:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-02 20:27:55,533 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:27:55,534 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] [2022-11-02 20:27:55,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:27:55,535 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:27:55,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:27:55,535 INFO L85 PathProgramCache]: Analyzing trace with hash 350505816, now seen corresponding path program 1 times [2022-11-02 20:27:55,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:27:55,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608521422] [2022-11-02 20:27:55,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:27:55,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:27:55,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:27:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:27:56,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:27:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:27:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:27:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:27:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:27:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-02 20:27:56,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:27:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:27:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:27:56,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:27:56,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608521422] [2022-11-02 20:27:56,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608521422] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:27:56,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:27:56,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:27:56,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691480350] [2022-11-02 20:27:56,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:27:56,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:27:56,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:27:56,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:27:56,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:27:56,242 INFO L87 Difference]: Start difference. First operand 5242 states and 7644 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-11-02 20:28:14,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:28:14,488 INFO L93 Difference]: Finished difference Result 5242 states and 7644 transitions. [2022-11-02 20:28:14,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:28:14,495 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 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 62 [2022-11-02 20:28:14,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:28:14,537 INFO L225 Difference]: With dead ends: 5242 [2022-11-02 20:28:14,537 INFO L226 Difference]: Without dead ends: 5240 [2022-11-02 20:28:14,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:28:14,543 INFO L413 NwaCegarLoop]: 7403 mSDtfsCounter, 7351 mSDsluCounter, 11209 mSDsCounter, 0 mSdLazyCounter, 6194 mSolverCounterSat, 4498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8880 SdHoareTripleChecker+Valid, 18612 SdHoareTripleChecker+Invalid, 10692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4498 IncrementalHoareTripleChecker+Valid, 6194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:28:14,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8880 Valid, 18612 Invalid, 10692 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4498 Valid, 6194 Invalid, 0 Unknown, 0 Unchecked, 17.6s Time] [2022-11-02 20:28:14,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5240 states. [2022-11-02 20:28:15,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5240 to 5240. [2022-11-02 20:28:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5240 states, 3325 states have (on average 1.2306766917293233) internal successors, (4092), 3638 states have internal predecessors, (4092), 1776 states have call successors, (1776), 118 states have call predecessors, (1776), 117 states have return successors, (1774), 1510 states have call predecessors, (1774), 1774 states have call successors, (1774) [2022-11-02 20:28:15,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5240 states to 5240 states and 7642 transitions. [2022-11-02 20:28:15,190 INFO L78 Accepts]: Start accepts. Automaton has 5240 states and 7642 transitions. Word has length 62 [2022-11-02 20:28:15,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:28:15,191 INFO L495 AbstractCegarLoop]: Abstraction has 5240 states and 7642 transitions. [2022-11-02 20:28:15,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 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) [2022-11-02 20:28:15,192 INFO L276 IsEmpty]: Start isEmpty. Operand 5240 states and 7642 transitions. [2022-11-02 20:28:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-02 20:28:15,197 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:28:15,197 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] [2022-11-02 20:28:15,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:28:15,198 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:28:15,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:28:15,199 INFO L85 PathProgramCache]: Analyzing trace with hash 36604820, now seen corresponding path program 1 times [2022-11-02 20:28:15,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:28:15,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327528259] [2022-11-02 20:28:15,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:28:15,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:28:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:28:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:28:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:28:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:28:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:28:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:28:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:28:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-02 20:28:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:28:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:28:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:28:15,937 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:28:15,937 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327528259] [2022-11-02 20:28:15,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327528259] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:28:15,938 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:28:15,938 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:28:15,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211872906] [2022-11-02 20:28:15,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:28:15,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:28:15,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:28:15,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:28:15,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:28:15,940 INFO L87 Difference]: Start difference. First operand 5240 states and 7642 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 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) [2022-11-02 20:28:18,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:28:35,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:28:35,153 INFO L93 Difference]: Finished difference Result 5240 states and 7642 transitions. [2022-11-02 20:28:35,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:28:35,153 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 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 68 [2022-11-02 20:28:35,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:28:35,191 INFO L225 Difference]: With dead ends: 5240 [2022-11-02 20:28:35,191 INFO L226 Difference]: Without dead ends: 5238 [2022-11-02 20:28:35,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:28:35,197 INFO L413 NwaCegarLoop]: 7401 mSDtfsCounter, 7345 mSDsluCounter, 11209 mSDsCounter, 0 mSdLazyCounter, 6191 mSolverCounterSat, 4498 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8873 SdHoareTripleChecker+Valid, 18610 SdHoareTripleChecker+Invalid, 10690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4498 IncrementalHoareTripleChecker+Valid, 6191 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:28:35,198 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8873 Valid, 18610 Invalid, 10690 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4498 Valid, 6191 Invalid, 1 Unknown, 0 Unchecked, 18.5s Time] [2022-11-02 20:28:35,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5238 states. [2022-11-02 20:28:35,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5238 to 5238. [2022-11-02 20:28:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5238 states, 3324 states have (on average 1.230445246690734) internal successors, (4090), 3636 states have internal predecessors, (4090), 1776 states have call successors, (1776), 118 states have call predecessors, (1776), 117 states have return successors, (1774), 1510 states have call predecessors, (1774), 1774 states have call successors, (1774) [2022-11-02 20:28:35,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5238 states to 5238 states and 7640 transitions. [2022-11-02 20:28:35,932 INFO L78 Accepts]: Start accepts. Automaton has 5238 states and 7640 transitions. Word has length 68 [2022-11-02 20:28:35,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:28:35,935 INFO L495 AbstractCegarLoop]: Abstraction has 5238 states and 7640 transitions. [2022-11-02 20:28:35,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 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) [2022-11-02 20:28:35,936 INFO L276 IsEmpty]: Start isEmpty. Operand 5238 states and 7640 transitions. [2022-11-02 20:28:35,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-02 20:28:35,941 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:28:35,942 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] [2022-11-02 20:28:35,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:28:35,942 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:28:35,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:28:35,943 INFO L85 PathProgramCache]: Analyzing trace with hash 952680464, now seen corresponding path program 1 times [2022-11-02 20:28:35,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:28:35,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021104336] [2022-11-02 20:28:35,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:28:35,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:28:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:28:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:28:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:28:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:28:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:28:36,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:28:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:28:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-02 20:28:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:28:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:28:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 20:28:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:28:36,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:28:36,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021104336] [2022-11-02 20:28:36,708 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021104336] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:28:36,708 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:28:36,709 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:28:36,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215255724] [2022-11-02 20:28:36,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:28:36,711 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:28:36,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:28:36,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:28:36,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:28:36,712 INFO L87 Difference]: Start difference. First operand 5238 states and 7640 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-02 20:28:39,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:28:55,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:28:55,581 INFO L93 Difference]: Finished difference Result 5238 states and 7640 transitions. [2022-11-02 20:28:55,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:28:55,582 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 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 74 [2022-11-02 20:28:55,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:28:55,620 INFO L225 Difference]: With dead ends: 5238 [2022-11-02 20:28:55,620 INFO L226 Difference]: Without dead ends: 5236 [2022-11-02 20:28:55,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:28:55,627 INFO L413 NwaCegarLoop]: 7399 mSDtfsCounter, 7339 mSDsluCounter, 11209 mSDsCounter, 0 mSdLazyCounter, 6190 mSolverCounterSat, 4498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8866 SdHoareTripleChecker+Valid, 18608 SdHoareTripleChecker+Invalid, 10688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4498 IncrementalHoareTripleChecker+Valid, 6190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:28:55,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8866 Valid, 18608 Invalid, 10688 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4498 Valid, 6190 Invalid, 0 Unknown, 0 Unchecked, 18.1s Time] [2022-11-02 20:28:55,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5236 states. [2022-11-02 20:28:56,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5236 to 5236. [2022-11-02 20:28:56,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5236 states, 3323 states have (on average 1.2302136623532953) internal successors, (4088), 3634 states have internal predecessors, (4088), 1776 states have call successors, (1776), 118 states have call predecessors, (1776), 117 states have return successors, (1774), 1510 states have call predecessors, (1774), 1774 states have call successors, (1774) [2022-11-02 20:28:56,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5236 states to 5236 states and 7638 transitions. [2022-11-02 20:28:56,440 INFO L78 Accepts]: Start accepts. Automaton has 5236 states and 7638 transitions. Word has length 74 [2022-11-02 20:28:56,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:28:56,441 INFO L495 AbstractCegarLoop]: Abstraction has 5236 states and 7638 transitions. [2022-11-02 20:28:56,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 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) [2022-11-02 20:28:56,442 INFO L276 IsEmpty]: Start isEmpty. Operand 5236 states and 7638 transitions. [2022-11-02 20:28:56,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-02 20:28:56,443 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:28:56,443 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] [2022-11-02 20:28:56,443 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-02 20:28:56,444 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:28:56,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:28:56,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1665868228, now seen corresponding path program 1 times [2022-11-02 20:28:56,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:28:56,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710985835] [2022-11-02 20:28:56,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:28:56,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:28:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:56,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:28:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:56,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:28:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:56,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:28:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:56,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:28:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:28:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:28:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:28:57,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-02 20:28:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:28:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:28:57,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 20:28:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-02 20:28:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:28:57,216 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:28:57,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:28:57,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710985835] [2022-11-02 20:28:57,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710985835] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:28:57,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:28:57,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:28:57,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040767076] [2022-11-02 20:28:57,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:28:57,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:28:57,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:28:57,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:28:57,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:28:57,219 INFO L87 Difference]: Start difference. First operand 5236 states and 7638 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 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) [2022-11-02 20:29:01,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:29:15,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:29:15,844 INFO L93 Difference]: Finished difference Result 5236 states and 7638 transitions. [2022-11-02 20:29:15,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:29:15,847 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 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 80 [2022-11-02 20:29:15,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:29:15,879 INFO L225 Difference]: With dead ends: 5236 [2022-11-02 20:29:15,880 INFO L226 Difference]: Without dead ends: 5234 [2022-11-02 20:29:15,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:29:15,886 INFO L413 NwaCegarLoop]: 7397 mSDtfsCounter, 7333 mSDsluCounter, 11209 mSDsCounter, 0 mSdLazyCounter, 6188 mSolverCounterSat, 4498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8859 SdHoareTripleChecker+Valid, 18606 SdHoareTripleChecker+Invalid, 10686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4498 IncrementalHoareTripleChecker+Valid, 6188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2022-11-02 20:29:15,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8859 Valid, 18606 Invalid, 10686 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4498 Valid, 6188 Invalid, 0 Unknown, 0 Unchecked, 17.9s Time] [2022-11-02 20:29:15,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5234 states. [2022-11-02 20:29:16,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5234 to 5234. [2022-11-02 20:29:16,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5234 states, 3322 states have (on average 1.22998193859121) internal successors, (4086), 3632 states have internal predecessors, (4086), 1776 states have call successors, (1776), 118 states have call predecessors, (1776), 117 states have return successors, (1774), 1510 states have call predecessors, (1774), 1774 states have call successors, (1774) [2022-11-02 20:29:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5234 states to 5234 states and 7636 transitions. [2022-11-02 20:29:16,634 INFO L78 Accepts]: Start accepts. Automaton has 5234 states and 7636 transitions. Word has length 80 [2022-11-02 20:29:16,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:29:16,636 INFO L495 AbstractCegarLoop]: Abstraction has 5234 states and 7636 transitions. [2022-11-02 20:29:16,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 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) [2022-11-02 20:29:16,637 INFO L276 IsEmpty]: Start isEmpty. Operand 5234 states and 7636 transitions. [2022-11-02 20:29:16,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-02 20:29:16,642 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:29:16,642 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] [2022-11-02 20:29:16,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-02 20:29:16,643 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:29:16,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:16,644 INFO L85 PathProgramCache]: Analyzing trace with hash 258780509, now seen corresponding path program 1 times [2022-11-02 20:29:16,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:16,644 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285648750] [2022-11-02 20:29:16,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:16,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:29:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:29:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:29:17,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:29:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:29:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:29:17,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:29:17,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-02 20:29:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:29:17,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:29:17,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 20:29:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-02 20:29:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-02 20:29:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:17,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:29:17,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:29:17,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285648750] [2022-11-02 20:29:17,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285648750] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:29:17,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:29:17,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:29:17,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026706832] [2022-11-02 20:29:17,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:29:17,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:29:17,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:29:17,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:29:17,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:29:17,460 INFO L87 Difference]: Start difference. First operand 5234 states and 7636 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 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) [2022-11-02 20:29:20,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:29:35,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:29:35,537 INFO L93 Difference]: Finished difference Result 5234 states and 7636 transitions. [2022-11-02 20:29:35,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:29:35,539 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 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 86 [2022-11-02 20:29:35,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:29:35,565 INFO L225 Difference]: With dead ends: 5234 [2022-11-02 20:29:35,565 INFO L226 Difference]: Without dead ends: 5232 [2022-11-02 20:29:35,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:29:35,570 INFO L413 NwaCegarLoop]: 7395 mSDtfsCounter, 7327 mSDsluCounter, 11209 mSDsCounter, 0 mSdLazyCounter, 6186 mSolverCounterSat, 4498 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8852 SdHoareTripleChecker+Valid, 18604 SdHoareTripleChecker+Invalid, 10684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4498 IncrementalHoareTripleChecker+Valid, 6186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.3s IncrementalHoareTripleChecker+Time [2022-11-02 20:29:35,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8852 Valid, 18604 Invalid, 10684 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4498 Valid, 6186 Invalid, 0 Unknown, 0 Unchecked, 17.3s Time] [2022-11-02 20:29:35,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5232 states. [2022-11-02 20:29:36,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5232 to 5232. [2022-11-02 20:29:36,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5232 states, 3321 states have (on average 1.2297500752785306) internal successors, (4084), 3630 states have internal predecessors, (4084), 1776 states have call successors, (1776), 118 states have call predecessors, (1776), 117 states have return successors, (1774), 1510 states have call predecessors, (1774), 1774 states have call successors, (1774) [2022-11-02 20:29:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 7634 transitions. [2022-11-02 20:29:36,158 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 7634 transitions. Word has length 86 [2022-11-02 20:29:36,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:29:36,158 INFO L495 AbstractCegarLoop]: Abstraction has 5232 states and 7634 transitions. [2022-11-02 20:29:36,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 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) [2022-11-02 20:29:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 7634 transitions. [2022-11-02 20:29:36,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-02 20:29:36,160 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:29:36,160 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] [2022-11-02 20:29:36,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-02 20:29:36,161 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 23 more)] === [2022-11-02 20:29:36,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:29:36,162 INFO L85 PathProgramCache]: Analyzing trace with hash 261122701, now seen corresponding path program 1 times [2022-11-02 20:29:36,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:29:36,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504506916] [2022-11-02 20:29:36,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:29:36,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:29:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:29:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:29:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-02 20:29:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-02 20:29:36,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:29:36,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:29:36,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-02 20:29:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2022-11-02 20:29:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2022-11-02 20:29:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-02 20:29:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-11-02 20:29:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-11-02 20:29:36,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-11-02 20:29:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:29:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:29:36,867 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-02 20:29:36,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:29:36,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504506916] [2022-11-02 20:29:36,868 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504506916] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:29:36,868 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:29:36,868 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:29:36,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075512493] [2022-11-02 20:29:36,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:29:36,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:29:36,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:29:36,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:29:36,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:29:36,870 INFO L87 Difference]: Start difference. First operand 5232 states and 7634 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 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)