./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d25a5fddccc283f641b7212d7cb4f798f6892ab426c5d600c12492c2922640af --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:48:40,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:48:40,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:48:40,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:48:40,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:48:40,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:48:40,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:48:40,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:48:40,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:48:40,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:48:40,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:48:40,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:48:40,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:48:40,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:48:40,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:48:40,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:48:40,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:48:40,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:48:40,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:48:40,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:48:40,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:48:40,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:48:40,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:48:40,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:48:40,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:48:40,876 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:48:40,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:48:40,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:48:40,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:48:40,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:48:40,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:48:40,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:48:40,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:48:40,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:48:40,889 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:48:40,889 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:48:40,890 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:48:40,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:48:40,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:48:40,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:48:40,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:48:40,894 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:48:40,943 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:48:40,943 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:48:40,945 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:48:40,945 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:48:40,945 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:48:40,946 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:48:40,946 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:48:40,946 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:48:40,947 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:48:40,947 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:48:40,955 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:48:40,956 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:48:40,956 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:48:40,956 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:48:40,957 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:48:40,957 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:48:40,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:48:40,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:48:40,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:48:40,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:48:40,959 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:48:40,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:48:40,960 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:48:40,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:48:40,961 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:48:40,961 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:48:40,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:48:40,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:48:40,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:48:40,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:48:40,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:48:40,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:48:40,965 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:48:40,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:48:40,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:48:40,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:48:40,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:48:40,967 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d25a5fddccc283f641b7212d7cb4f798f6892ab426c5d600c12492c2922640af [2021-11-12 23:48:41,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:48:41,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:48:41,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:48:41,344 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:48:41,345 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:48:41,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i [2021-11-12 23:48:41,443 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/7114701b9/93e27552f1e2497ab2796aeda20c32b0/FLAG6030e6723 [2021-11-12 23:48:42,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:48:42,596 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i [2021-11-12 23:48:42,668 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/7114701b9/93e27552f1e2497ab2796aeda20c32b0/FLAG6030e6723 [2021-11-12 23:48:42,849 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/7114701b9/93e27552f1e2497ab2796aeda20c32b0 [2021-11-12 23:48:42,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:48:42,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:48:42,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:48:42,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:48:42,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:48:42,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:48:42" (1/1) ... [2021-11-12 23:48:42,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1040b060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:48:42, skipping insertion in model container [2021-11-12 23:48:42,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:48:42" (1/1) ... [2021-11-12 23:48:42,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:48:43,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:48:45,781 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:45,782 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:45,845 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:45,857 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,050 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,055 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,058 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,121 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,134 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,158 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,158 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,267 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,300 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,309 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,319 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,327 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,340 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,350 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,411 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,425 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,496 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,497 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,515 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,537 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,539 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,803 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,837 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,837 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,838 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,840 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,840 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,840 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,840 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,841 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,842 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,853 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,860 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,864 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,868 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,869 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,869 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,870 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:46,874 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:47,179 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:47,189 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:47,779 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:47,780 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:48:48,702 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491154,491167] [2021-11-12 23:48:48,705 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491299,491312] [2021-11-12 23:48:48,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491445,491458] [2021-11-12 23:48:48,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491610,491623] [2021-11-12 23:48:48,707 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491768,491781] [2021-11-12 23:48:48,707 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491926,491939] [2021-11-12 23:48:48,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492084,492097] [2021-11-12 23:48:48,708 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492244,492257] [2021-11-12 23:48:48,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492403,492416] [2021-11-12 23:48:48,709 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492542,492555] [2021-11-12 23:48:48,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492684,492697] [2021-11-12 23:48:48,710 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492833,492846] [2021-11-12 23:48:48,711 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492972,492985] [2021-11-12 23:48:48,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493127,493140] [2021-11-12 23:48:48,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493287,493300] [2021-11-12 23:48:48,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493438,493451] [2021-11-12 23:48:48,713 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493589,493602] [2021-11-12 23:48:48,714 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493741,493754] [2021-11-12 23:48:48,714 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493890,493903] [2021-11-12 23:48:48,715 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494038,494051] [2021-11-12 23:48:48,715 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494195,494208] [2021-11-12 23:48:48,716 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494344,494357] [2021-11-12 23:48:48,717 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494500,494513] [2021-11-12 23:48:48,717 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494653,494666] [2021-11-12 23:48:48,718 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494799,494812] [2021-11-12 23:48:48,718 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494942,494955] [2021-11-12 23:48:48,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495094,495107] [2021-11-12 23:48:48,719 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495240,495253] [2021-11-12 23:48:48,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495385,495398] [2021-11-12 23:48:48,720 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495539,495552] [2021-11-12 23:48:48,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495690,495703] [2021-11-12 23:48:48,721 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495845,495858] [2021-11-12 23:48:48,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495997,496010] [2021-11-12 23:48:48,722 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496152,496165] [2021-11-12 23:48:48,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496316,496329] [2021-11-12 23:48:48,723 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496472,496485] [2021-11-12 23:48:48,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496636,496649] [2021-11-12 23:48:48,724 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496778,496791] [2021-11-12 23:48:48,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496936,496949] [2021-11-12 23:48:48,725 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497103,497116] [2021-11-12 23:48:48,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497262,497275] [2021-11-12 23:48:48,726 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497421,497434] [2021-11-12 23:48:48,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497570,497583] [2021-11-12 23:48:48,727 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497717,497730] [2021-11-12 23:48:48,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497856,497869] [2021-11-12 23:48:48,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498019,498032] [2021-11-12 23:48:48,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498185,498198] [2021-11-12 23:48:48,729 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498349,498362] [2021-11-12 23:48:48,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498514,498527] [2021-11-12 23:48:48,730 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498679,498692] [2021-11-12 23:48:48,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498845,498858] [2021-11-12 23:48:48,731 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499010,499023] [2021-11-12 23:48:48,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499177,499190] [2021-11-12 23:48:48,732 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499337,499350] [2021-11-12 23:48:48,733 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499499,499512] [2021-11-12 23:48:48,733 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499658,499671] [2021-11-12 23:48:48,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499804,499817] [2021-11-12 23:48:48,734 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499947,499960] [2021-11-12 23:48:48,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500091,500104] [2021-11-12 23:48:48,735 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500234,500247] [2021-11-12 23:48:48,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500378,500391] [2021-11-12 23:48:48,736 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500519,500532] [2021-11-12 23:48:48,737 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500657,500670] [2021-11-12 23:48:48,738 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500815,500828] [2021-11-12 23:48:48,738 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500974,500987] [2021-11-12 23:48:48,739 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501130,501143] [2021-11-12 23:48:48,739 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501279,501292] [2021-11-12 23:48:48,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501431,501444] [2021-11-12 23:48:48,740 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501582,501595] [2021-11-12 23:48:48,741 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501731,501744] [2021-11-12 23:48:48,741 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501883,501896] [2021-11-12 23:48:48,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502031,502044] [2021-11-12 23:48:48,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502184,502197] [2021-11-12 23:48:48,742 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502335,502348] [2021-11-12 23:48:48,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502485,502498] [2021-11-12 23:48:48,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502632,502645] [2021-11-12 23:48:48,744 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502783,502796] [2021-11-12 23:48:48,744 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502934,502947] [2021-11-12 23:48:48,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503082,503095] [2021-11-12 23:48:48,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503248,503261] [2021-11-12 23:48:48,746 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503417,503430] [2021-11-12 23:48:48,746 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503584,503597] [2021-11-12 23:48:48,747 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503752,503765] [2021-11-12 23:48:48,747 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503902,503915] [2021-11-12 23:48:48,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504049,504062] [2021-11-12 23:48:48,748 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504210,504223] [2021-11-12 23:48:48,749 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504380,504393] [2021-11-12 23:48:48,749 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504542,504555] [2021-11-12 23:48:48,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:48:48,862 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 23:48:48,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2979c3e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:48:48, skipping insertion in model container [2021-11-12 23:48:48,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:48:48,864 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:48:48,865 INFO L158 Benchmark]: Toolchain (without parser) took 6011.15ms. Allocated memory was 107.0MB in the beginning and 257.9MB in the end (delta: 151.0MB). Free memory was 74.6MB in the beginning and 198.1MB in the end (delta: -123.4MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2021-11-12 23:48:48,866 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory was 61.8MB in the beginning and 61.8MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:48:48,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6008.59ms. Allocated memory was 107.0MB in the beginning and 257.9MB in the end (delta: 151.0MB). Free memory was 74.3MB in the beginning and 198.1MB in the end (delta: -123.8MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2021-11-12 23:48:48,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory was 61.8MB in the beginning and 61.8MB in the end (delta: 46.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6008.59ms. Allocated memory was 107.0MB in the beginning and 257.9MB in the end (delta: 151.0MB). Free memory was 74.3MB in the beginning and 198.1MB in the end (delta: -123.8MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7863]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d25a5fddccc283f641b7212d7cb4f798f6892ab426c5d600c12492c2922640af --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:48:51,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:48:51,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:48:51,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:48:51,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:48:51,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:48:51,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:48:51,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:48:51,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:48:51,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:48:51,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:48:51,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:48:51,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:48:51,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:48:51,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:48:51,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:48:51,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:48:51,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:48:51,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:48:51,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:48:51,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:48:51,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:48:51,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:48:51,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:48:51,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:48:51,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:48:51,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:48:51,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:48:51,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:48:51,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:48:51,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:48:51,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:48:51,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:48:51,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:48:51,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:48:51,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:48:51,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:48:51,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:48:51,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:48:51,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:48:51,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:48:51,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:48:51,466 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:48:51,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:48:51,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:48:51,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:48:51,472 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:48:51,473 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:48:51,473 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:48:51,473 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:48:51,473 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:48:51,474 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:48:51,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:48:51,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:48:51,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:48:51,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:48:51,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:48:51,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:48:51,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:48:51,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:48:51,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:48:51,478 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:48:51,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:48:51,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:48:51,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:48:51,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:48:51,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:48:51,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:48:51,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:48:51,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:48:51,480 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:48:51,481 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:48:51,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:48:51,481 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:48:51,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:48:51,482 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d25a5fddccc283f641b7212d7cb4f798f6892ab426c5d600c12492c2922640af [2021-11-12 23:48:51,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:48:51,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:48:51,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:48:51,931 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:48:51,932 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:48:51,933 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i [2021-11-12 23:48:52,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/21c6a841b/e074e001e9294dd39671f1e76e85d7a7/FLAG285c5b40a [2021-11-12 23:48:53,273 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:48:53,273 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i [2021-11-12 23:48:53,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/21c6a841b/e074e001e9294dd39671f1e76e85d7a7/FLAG285c5b40a [2021-11-12 23:48:53,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/data/21c6a841b/e074e001e9294dd39671f1e76e85d7a7 [2021-11-12 23:48:53,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:48:53,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:48:53,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:48:53,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:48:53,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:48:53,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:48:53" (1/1) ... [2021-11-12 23:48:53,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a30e33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:48:53, skipping insertion in model container [2021-11-12 23:48:53,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:48:53" (1/1) ... [2021-11-12 23:48:53,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:48:53,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:48:59,090 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491154,491167] [2021-11-12 23:48:59,093 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491299,491312] [2021-11-12 23:48:59,093 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491445,491458] [2021-11-12 23:48:59,094 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491610,491623] [2021-11-12 23:48:59,095 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491768,491781] [2021-11-12 23:48:59,095 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491926,491939] [2021-11-12 23:48:59,096 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492084,492097] [2021-11-12 23:48:59,096 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492244,492257] [2021-11-12 23:48:59,097 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492403,492416] [2021-11-12 23:48:59,097 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492542,492555] [2021-11-12 23:48:59,098 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492684,492697] [2021-11-12 23:48:59,098 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492833,492846] [2021-11-12 23:48:59,099 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492972,492985] [2021-11-12 23:48:59,099 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493127,493140] [2021-11-12 23:48:59,100 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493287,493300] [2021-11-12 23:48:59,100 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493438,493451] [2021-11-12 23:48:59,101 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493589,493602] [2021-11-12 23:48:59,101 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493741,493754] [2021-11-12 23:48:59,102 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493890,493903] [2021-11-12 23:48:59,102 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494038,494051] [2021-11-12 23:48:59,103 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494195,494208] [2021-11-12 23:48:59,103 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494344,494357] [2021-11-12 23:48:59,104 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494500,494513] [2021-11-12 23:48:59,104 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494653,494666] [2021-11-12 23:48:59,104 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494799,494812] [2021-11-12 23:48:59,105 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494942,494955] [2021-11-12 23:48:59,105 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495094,495107] [2021-11-12 23:48:59,106 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495240,495253] [2021-11-12 23:48:59,106 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495385,495398] [2021-11-12 23:48:59,107 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495539,495552] [2021-11-12 23:48:59,107 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495690,495703] [2021-11-12 23:48:59,108 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495845,495858] [2021-11-12 23:48:59,108 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495997,496010] [2021-11-12 23:48:59,109 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496152,496165] [2021-11-12 23:48:59,109 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496316,496329] [2021-11-12 23:48:59,110 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496472,496485] [2021-11-12 23:48:59,110 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496636,496649] [2021-11-12 23:48:59,111 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496778,496791] [2021-11-12 23:48:59,111 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496936,496949] [2021-11-12 23:48:59,112 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497103,497116] [2021-11-12 23:48:59,112 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497262,497275] [2021-11-12 23:48:59,113 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497421,497434] [2021-11-12 23:48:59,113 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497570,497583] [2021-11-12 23:48:59,114 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497717,497730] [2021-11-12 23:48:59,114 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497856,497869] [2021-11-12 23:48:59,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498019,498032] [2021-11-12 23:48:59,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498185,498198] [2021-11-12 23:48:59,115 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498349,498362] [2021-11-12 23:48:59,116 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498514,498527] [2021-11-12 23:48:59,116 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498679,498692] [2021-11-12 23:48:59,117 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498845,498858] [2021-11-12 23:48:59,117 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499010,499023] [2021-11-12 23:48:59,118 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499177,499190] [2021-11-12 23:48:59,118 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499337,499350] [2021-11-12 23:48:59,145 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499499,499512] [2021-11-12 23:48:59,145 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499658,499671] [2021-11-12 23:48:59,146 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499804,499817] [2021-11-12 23:48:59,146 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499947,499960] [2021-11-12 23:48:59,147 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500091,500104] [2021-11-12 23:48:59,148 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500234,500247] [2021-11-12 23:48:59,148 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500378,500391] [2021-11-12 23:48:59,149 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500519,500532] [2021-11-12 23:48:59,149 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500657,500670] [2021-11-12 23:48:59,149 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500815,500828] [2021-11-12 23:48:59,150 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500974,500987] [2021-11-12 23:48:59,150 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501130,501143] [2021-11-12 23:48:59,151 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501279,501292] [2021-11-12 23:48:59,151 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501431,501444] [2021-11-12 23:48:59,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501582,501595] [2021-11-12 23:48:59,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501731,501744] [2021-11-12 23:48:59,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501883,501896] [2021-11-12 23:48:59,153 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502031,502044] [2021-11-12 23:48:59,153 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502184,502197] [2021-11-12 23:48:59,154 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502335,502348] [2021-11-12 23:48:59,154 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502485,502498] [2021-11-12 23:48:59,154 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502632,502645] [2021-11-12 23:48:59,155 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502783,502796] [2021-11-12 23:48:59,155 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502934,502947] [2021-11-12 23:48:59,156 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503082,503095] [2021-11-12 23:48:59,156 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503248,503261] [2021-11-12 23:48:59,157 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503417,503430] [2021-11-12 23:48:59,157 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503584,503597] [2021-11-12 23:48:59,157 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503752,503765] [2021-11-12 23:48:59,158 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503902,503915] [2021-11-12 23:48:59,158 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504049,504062] [2021-11-12 23:48:59,159 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504210,504223] [2021-11-12 23:48:59,159 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504380,504393] [2021-11-12 23:48:59,159 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504542,504555] [2021-11-12 23:48:59,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:48:59,237 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:48:59,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:48:59,789 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491154,491167] [2021-11-12 23:48:59,791 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491299,491312] [2021-11-12 23:48:59,792 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491445,491458] [2021-11-12 23:48:59,792 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491610,491623] [2021-11-12 23:48:59,793 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491768,491781] [2021-11-12 23:48:59,799 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491926,491939] [2021-11-12 23:48:59,800 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492084,492097] [2021-11-12 23:48:59,800 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492244,492257] [2021-11-12 23:48:59,801 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492403,492416] [2021-11-12 23:48:59,801 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492542,492555] [2021-11-12 23:48:59,802 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492684,492697] [2021-11-12 23:48:59,802 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492833,492846] [2021-11-12 23:48:59,802 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492972,492985] [2021-11-12 23:48:59,803 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493127,493140] [2021-11-12 23:48:59,804 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493287,493300] [2021-11-12 23:48:59,846 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493438,493451] [2021-11-12 23:48:59,846 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493589,493602] [2021-11-12 23:48:59,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493741,493754] [2021-11-12 23:48:59,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493890,493903] [2021-11-12 23:48:59,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494038,494051] [2021-11-12 23:48:59,848 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494195,494208] [2021-11-12 23:48:59,848 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494344,494357] [2021-11-12 23:48:59,848 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494500,494513] [2021-11-12 23:48:59,848 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494653,494666] [2021-11-12 23:48:59,849 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494799,494812] [2021-11-12 23:48:59,849 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494942,494955] [2021-11-12 23:48:59,849 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495094,495107] [2021-11-12 23:48:59,850 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495240,495253] [2021-11-12 23:48:59,850 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495385,495398] [2021-11-12 23:48:59,851 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495539,495552] [2021-11-12 23:48:59,852 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495690,495703] [2021-11-12 23:48:59,852 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495845,495858] [2021-11-12 23:48:59,853 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495997,496010] [2021-11-12 23:48:59,853 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496152,496165] [2021-11-12 23:48:59,854 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496316,496329] [2021-11-12 23:48:59,854 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496472,496485] [2021-11-12 23:48:59,855 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496636,496649] [2021-11-12 23:48:59,856 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496778,496791] [2021-11-12 23:48:59,856 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496936,496949] [2021-11-12 23:48:59,860 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497103,497116] [2021-11-12 23:48:59,861 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497262,497275] [2021-11-12 23:48:59,862 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497421,497434] [2021-11-12 23:48:59,862 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497570,497583] [2021-11-12 23:48:59,863 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497717,497730] [2021-11-12 23:48:59,864 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497856,497869] [2021-11-12 23:48:59,864 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498019,498032] [2021-11-12 23:48:59,864 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498185,498198] [2021-11-12 23:48:59,865 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498349,498362] [2021-11-12 23:48:59,866 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498514,498527] [2021-11-12 23:48:59,866 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498679,498692] [2021-11-12 23:48:59,867 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498845,498858] [2021-11-12 23:48:59,868 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499010,499023] [2021-11-12 23:48:59,869 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499177,499190] [2021-11-12 23:48:59,869 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499337,499350] [2021-11-12 23:48:59,869 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499499,499512] [2021-11-12 23:48:59,870 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499658,499671] [2021-11-12 23:48:59,870 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499804,499817] [2021-11-12 23:48:59,871 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499947,499960] [2021-11-12 23:48:59,872 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500091,500104] [2021-11-12 23:48:59,873 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500234,500247] [2021-11-12 23:48:59,876 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500378,500391] [2021-11-12 23:48:59,876 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500519,500532] [2021-11-12 23:48:59,877 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500657,500670] [2021-11-12 23:48:59,877 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500815,500828] [2021-11-12 23:48:59,878 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500974,500987] [2021-11-12 23:48:59,878 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501130,501143] [2021-11-12 23:48:59,879 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501279,501292] [2021-11-12 23:48:59,880 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501431,501444] [2021-11-12 23:48:59,880 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501582,501595] [2021-11-12 23:48:59,885 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501731,501744] [2021-11-12 23:48:59,885 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501883,501896] [2021-11-12 23:48:59,886 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502031,502044] [2021-11-12 23:48:59,886 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502184,502197] [2021-11-12 23:48:59,887 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502335,502348] [2021-11-12 23:48:59,887 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502485,502498] [2021-11-12 23:48:59,887 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502632,502645] [2021-11-12 23:48:59,888 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502783,502796] [2021-11-12 23:48:59,888 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502934,502947] [2021-11-12 23:48:59,890 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503082,503095] [2021-11-12 23:48:59,895 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503248,503261] [2021-11-12 23:48:59,896 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503417,503430] [2021-11-12 23:48:59,896 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503584,503597] [2021-11-12 23:48:59,898 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503752,503765] [2021-11-12 23:48:59,898 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503902,503915] [2021-11-12 23:48:59,898 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504049,504062] [2021-11-12 23:48:59,899 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504210,504223] [2021-11-12 23:48:59,899 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504380,504393] [2021-11-12 23:48:59,899 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504542,504555] [2021-11-12 23:48:59,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:48:59,963 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:49:00,468 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491154,491167] [2021-11-12 23:49:00,468 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491299,491312] [2021-11-12 23:49:00,469 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491445,491458] [2021-11-12 23:49:00,469 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491610,491623] [2021-11-12 23:49:00,470 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491768,491781] [2021-11-12 23:49:00,470 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[491926,491939] [2021-11-12 23:49:00,470 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492084,492097] [2021-11-12 23:49:00,471 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492244,492257] [2021-11-12 23:49:00,471 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492403,492416] [2021-11-12 23:49:00,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492542,492555] [2021-11-12 23:49:00,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492684,492697] [2021-11-12 23:49:00,472 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492833,492846] [2021-11-12 23:49:00,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[492972,492985] [2021-11-12 23:49:00,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493127,493140] [2021-11-12 23:49:00,473 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493287,493300] [2021-11-12 23:49:00,474 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493438,493451] [2021-11-12 23:49:00,474 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493589,493602] [2021-11-12 23:49:00,475 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493741,493754] [2021-11-12 23:49:00,475 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[493890,493903] [2021-11-12 23:49:00,475 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494038,494051] [2021-11-12 23:49:00,476 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494195,494208] [2021-11-12 23:49:00,476 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494344,494357] [2021-11-12 23:49:00,477 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494500,494513] [2021-11-12 23:49:00,477 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494653,494666] [2021-11-12 23:49:00,477 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494799,494812] [2021-11-12 23:49:00,478 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[494942,494955] [2021-11-12 23:49:00,478 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495094,495107] [2021-11-12 23:49:00,479 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495240,495253] [2021-11-12 23:49:00,479 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495385,495398] [2021-11-12 23:49:00,479 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495539,495552] [2021-11-12 23:49:00,480 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495690,495703] [2021-11-12 23:49:00,480 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495845,495858] [2021-11-12 23:49:00,480 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[495997,496010] [2021-11-12 23:49:00,481 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496152,496165] [2021-11-12 23:49:00,481 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496316,496329] [2021-11-12 23:49:00,482 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496472,496485] [2021-11-12 23:49:00,482 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496636,496649] [2021-11-12 23:49:00,482 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496778,496791] [2021-11-12 23:49:00,483 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[496936,496949] [2021-11-12 23:49:00,483 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497103,497116] [2021-11-12 23:49:00,484 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497262,497275] [2021-11-12 23:49:00,484 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497421,497434] [2021-11-12 23:49:00,484 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497570,497583] [2021-11-12 23:49:00,485 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497717,497730] [2021-11-12 23:49:00,485 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[497856,497869] [2021-11-12 23:49:00,485 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498019,498032] [2021-11-12 23:49:00,486 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498185,498198] [2021-11-12 23:49:00,486 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498349,498362] [2021-11-12 23:49:00,487 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498514,498527] [2021-11-12 23:49:00,487 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498679,498692] [2021-11-12 23:49:00,487 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[498845,498858] [2021-11-12 23:49:00,488 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499010,499023] [2021-11-12 23:49:00,488 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499177,499190] [2021-11-12 23:49:00,488 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499337,499350] [2021-11-12 23:49:00,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499499,499512] [2021-11-12 23:49:00,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499658,499671] [2021-11-12 23:49:00,490 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499804,499817] [2021-11-12 23:49:00,490 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[499947,499960] [2021-11-12 23:49:00,490 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500091,500104] [2021-11-12 23:49:00,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500234,500247] [2021-11-12 23:49:00,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500378,500391] [2021-11-12 23:49:00,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500519,500532] [2021-11-12 23:49:00,492 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500657,500670] [2021-11-12 23:49:00,492 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500815,500828] [2021-11-12 23:49:00,493 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[500974,500987] [2021-11-12 23:49:00,493 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501130,501143] [2021-11-12 23:49:00,494 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501279,501292] [2021-11-12 23:49:00,494 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501431,501444] [2021-11-12 23:49:00,494 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501582,501595] [2021-11-12 23:49:00,495 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501731,501744] [2021-11-12 23:49:00,495 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[501883,501896] [2021-11-12 23:49:00,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502031,502044] [2021-11-12 23:49:00,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502184,502197] [2021-11-12 23:49:00,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502335,502348] [2021-11-12 23:49:00,497 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502485,502498] [2021-11-12 23:49:00,497 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502632,502645] [2021-11-12 23:49:00,497 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502783,502796] [2021-11-12 23:49:00,498 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[502934,502947] [2021-11-12 23:49:00,498 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503082,503095] [2021-11-12 23:49:00,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503248,503261] [2021-11-12 23:49:00,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503417,503430] [2021-11-12 23:49:00,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503584,503597] [2021-11-12 23:49:00,500 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503752,503765] [2021-11-12 23:49:00,500 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[503902,503915] [2021-11-12 23:49:00,500 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504049,504062] [2021-11-12 23:49:00,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504210,504223] [2021-11-12 23:49:00,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504380,504393] [2021-11-12 23:49:00,502 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i[504542,504555] [2021-11-12 23:49:00,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:49:00,876 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:49:00,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00 WrapperNode [2021-11-12 23:49:00,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:49:00,878 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:49:00,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:49:00,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:49:00,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,418 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:49:01,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:49:01,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:49:01,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:49:01,428 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,463 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,727 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:49:01,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:49:01,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:49:01,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:49:01,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (1/1) ... [2021-11-12 23:49:01,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:49:01,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:49:01,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:49:01,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:49:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-12 23:49:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-12 23:49:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-12 23:49:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-12 23:49:01,961 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_txskb [2021-11-12 23:49:01,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_txskb [2021-11-12 23:49:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-12 23:49:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-12 23:49:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-12 23:49:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-12 23:49:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2021-11-12 23:49:01,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2021-11-12 23:49:01,962 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_cancel_rx_cmd [2021-11-12 23:49:01,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_cancel_rx_cmd [2021-11-12 23:49:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-12 23:49:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-12 23:49:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_get_capability [2021-11-12 23:49:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_get_capability [2021-11-12 23:49:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-12 23:49:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-12 23:49:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-12 23:49:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-12 23:49:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-12 23:49:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-12 23:49:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_set_rxfilter [2021-11-12 23:49:02,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_set_rxfilter [2021-11-12 23:49:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_start [2021-11-12 23:49:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_start [2021-11-12 23:49:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_net_rtnetlink__double_lock [2021-11-12 23:49:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_net_rtnetlink__double_lock [2021-11-12 23:49:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-12 23:49:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-12 23:49:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_cmd_write [2021-11-12 23:49:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_cmd_write [2021-11-12 23:49:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2021-11-12 23:49:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_lock [2021-11-12 23:49:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_get_status [2021-11-12 23:49:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_get_status [2021-11-12 23:49:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-12 23:49:02,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-12 23:49:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-12 23:49:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-12 23:49:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_config [2021-11-12 23:49:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_config [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_rx_data_list_lock_of_ar5523 [2021-11-12 23:49:02,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_rx_data_list_lock_of_ar5523 [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-12 23:49:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-12 23:49:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-12 23:49:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-12 23:49:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-12 23:49:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_delayed_work [2021-11-12 23:49:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_delayed_work [2021-11-12 23:49:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_data_tx_pkt_put [2021-11-12 23:49:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_data_tx_pkt_put [2021-11-12 23:49:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_create_rateset [2021-11-12 23:49:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_create_rateset [2021-11-12 23:49:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-12 23:49:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-12 23:49:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_set_ledsteady [2021-11-12 23:49:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_set_ledsteady [2021-11-12 23:49:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-12 23:49:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-12 23:49:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-12 23:49:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-12 23:49:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_free_rx_bufs [2021-11-12 23:49:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_free_rx_bufs [2021-11-12 23:49:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-12 23:49:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-12 23:49:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-12 23:49:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-12 23:49:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-12 23:49:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-12 23:49:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-12 23:49:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-12 23:49:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_ar5523 [2021-11-12 23:49:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mutex_of_ar5523 [2021-11-12 23:49:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-12 23:49:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-12 23:49:02,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-12 23:49:02,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-12 23:49:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-12 23:49:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-12 23:49:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_disconnect [2021-11-12 23:49:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_disconnect [2021-11-12 23:49:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-12 23:49:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-12 23:49:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-12 23:49:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-12 23:49:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-12 23:49:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-12 23:49:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:49:02,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-12 23:49:02,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-12 23:49:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2021-11-12 23:49:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-12 23:49:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-12 23:49:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-12 23:49:02,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-12 23:49:02,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-12 23:49:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_work [2021-11-12 23:49:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_work [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-12 23:49:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2021-11-12 23:49:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-12 23:49:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_ar5523 [2021-11-12 23:49:02,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mutex_of_ar5523 [2021-11-12 23:49:02,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:49:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-12 23:49:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_submit_rx_cmd [2021-11-12 23:49:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_submit_rx_cmd [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 23:49:02,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-12 23:49:02,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-12 23:49:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-11-12 23:49:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-11-12 23:49:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-12 23:49:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-12 23:49:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ieee80211_free_hw [2021-11-12 23:49:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ieee80211_free_hw [2021-11-12 23:49:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_143 [2021-11-12 23:49:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_143 [2021-11-12 23:49:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-12 23:49:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-12 23:49:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_cmd_read [2021-11-12 23:49:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_cmd_read [2021-11-12 23:49:02,032 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-12 23:49:02,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_131 [2021-11-12 23:49:02,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_131 [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-12 23:49:02,033 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_data_list_lock_of_ar5523 [2021-11-12 23:49:02,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_tx_data_list_lock_of_ar5523 [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-12 23:49:02,033 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-12 23:49:02,033 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-12 23:49:02,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-12 23:49:02,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-12 23:49:02,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-12 23:49:02,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-12 23:49:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_free_rx_cmd [2021-11-12 23:49:02,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_free_rx_cmd [2021-11-12 23:49:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:49:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-12 23:49:02,034 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-12 23:49:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-12 23:49:02,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-12 23:49:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_switch_chan [2021-11-12 23:49:02,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_switch_chan [2021-11-12 23:49:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_find_sta [2021-11-12 23:49:02,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_find_sta [2021-11-12 23:49:02,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2021-11-12 23:49:02,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_tx_work_locked [2021-11-12 23:49:02,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_tx_work_locked [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-12 23:49:02,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-12 23:49:02,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-12 23:49:02,035 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-12 23:49:02,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-12 23:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-12 23:49:02,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-12 23:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-12 23:49:02,036 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-12 23:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-12 23:49:02,036 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-12 23:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-12 23:49:02,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-12 23:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-12 23:49:02,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-12 23:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-12 23:49:02,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-12 23:49:02,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-12 23:49:02,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-12 23:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-12 23:49:02,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-12 23:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_stop [2021-11-12 23:49:02,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_stop [2021-11-12 23:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-12 23:49:02,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-12 23:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-12 23:49:02,037 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-12 23:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_flush_tx [2021-11-12 23:49:02,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_flush_tx [2021-11-12 23:49:02,037 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-12 23:49:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-12 23:49:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 23:49:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-12 23:49:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_cancel_rx_bufs [2021-11-12 23:49:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_cancel_rx_bufs [2021-11-12 23:49:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-12 23:49:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-12 23:49:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-12 23:49:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-12 23:49:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-12 23:49:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-12 23:49:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-12 23:49:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-12 23:49:02,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-12 23:49:02,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-12 23:49:02,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-12 23:49:02,039 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-12 23:49:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-12 23:49:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-12 23:49:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-12 23:49:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-12 23:49:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_free_tx_cmd [2021-11-12 23:49:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_free_tx_cmd [2021-11-12 23:49:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-12 23:49:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-12 23:49:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-11-12 23:49:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-11-12 23:49:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-12 23:49:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-12 23:49:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-12 23:49:02,041 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-12 23:49:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2021-11-12 23:49:02,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_past_rtnl_unlock [2021-11-12 23:49:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-12 23:49:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure ar5523_cmd [2021-11-12 23:49:02,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ar5523_cmd [2021-11-12 23:49:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-11-12 23:49:02,041 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-11-12 23:49:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2021-11-12 23:49:02,041 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2021-11-12 23:49:05,420 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-12 23:50:41,877 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:50:41,878 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 23:50:41,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:41 BoogieIcfgContainer [2021-11-12 23:50:41,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:50:41,887 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:50:41,887 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:50:41,890 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:50:41,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:48:53" (1/3) ... [2021-11-12 23:50:41,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60708d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:50:41, skipping insertion in model container [2021-11-12 23:50:41,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:49:00" (2/3) ... [2021-11-12 23:50:41,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60708d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:50:41, skipping insertion in model container [2021-11-12 23:50:41,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:50:41" (3/3) ... [2021-11-12 23:50:41,898 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--wireless--ath--ar5523--ar5523.ko.cil.i [2021-11-12 23:50:41,903 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:50:41,904 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2021-11-12 23:50:41,979 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:50:41,985 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:50:41,985 INFO L340 AbstractCegarLoop]: Starting to check reachability of 34 error locations. [2021-11-12 23:50:42,045 INFO L276 IsEmpty]: Start isEmpty. Operand has 1864 states, 1187 states have (on average 1.2535804549283909) internal successors, (1488), 1242 states have internal predecessors, (1488), 520 states have call successors, (520), 123 states have call predecessors, (520), 122 states have return successors, (516), 514 states have call predecessors, (516), 516 states have call successors, (516) [2021-11-12 23:50:42,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-12 23:50:42,061 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:50:42,061 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2021-11-12 23:50:42,062 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:50:42,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:50:42,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1196489380, now seen corresponding path program 1 times [2021-11-12 23:50:42,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:50:42,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1836738713] [2021-11-12 23:50:42,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:50:42,107 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:50:42,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:50:42,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:50:42,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:51:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:51:08,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 4774 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:51:08,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:51:09,110 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:51:09,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:51:09,658 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:51:09,658 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:51:09,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1836738713] [2021-11-12 23:51:09,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1836738713] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:51:09,659 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:51:09,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:51:09,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34985853] [2021-11-12 23:51:09,662 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:51:09,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:51:09,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:51:09,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:51:09,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:51:09,704 INFO L87 Difference]: Start difference. First operand has 1864 states, 1187 states have (on average 1.2535804549283909) internal successors, (1488), 1242 states have internal predecessors, (1488), 520 states have call successors, (520), 123 states have call predecessors, (520), 122 states have return successors, (516), 514 states have call predecessors, (516), 516 states have call successors, (516) Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-12 23:51:10,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:51:10,107 INFO L93 Difference]: Finished difference Result 3653 states and 5148 transitions. [2021-11-12 23:51:10,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:51:10,110 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 71 [2021-11-12 23:51:10,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:51:10,158 INFO L225 Difference]: With dead ends: 3653 [2021-11-12 23:51:10,159 INFO L226 Difference]: Without dead ends: 1847 [2021-11-12 23:51:10,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:51:10,183 INFO L933 BasicCegarLoop]: 2482 mSDtfsCounter, 2430 mSDsluCounter, 4960 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2432 SdHoareTripleChecker+Valid, 7442 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 62.60ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.96ms IncrementalHoareTripleChecker+Time [2021-11-12 23:51:10,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2432 Valid, 7442 Invalid, 2 Unknown, 0 Unchecked, 62.60ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 9.96ms Time] [2021-11-12 23:51:10,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1847 states. [2021-11-12 23:51:10,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1847 to 1847. [2021-11-12 23:51:10,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1847 states, 1177 states have (on average 1.221750212404418) internal successors, (1438), 1228 states have internal predecessors, (1438), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:51:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1847 states and 2468 transitions. [2021-11-12 23:51:10,440 INFO L78 Accepts]: Start accepts. Automaton has 1847 states and 2468 transitions. Word has length 71 [2021-11-12 23:51:10,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:51:10,441 INFO L470 AbstractCegarLoop]: Abstraction has 1847 states and 2468 transitions. [2021-11-12 23:51:10,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-12 23:51:10,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2468 transitions. [2021-11-12 23:51:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-12 23:51:10,453 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:51:10,454 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:51:10,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-12 23:51:10,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:51:10,676 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:51:10,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:51:10,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1288580419, now seen corresponding path program 1 times [2021-11-12 23:51:10,688 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:51:10,689 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [394553435] [2021-11-12 23:51:10,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:51:10,689 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:51:10,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:51:10,690 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:51:10,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:51:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:51:36,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 4783 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:51:36,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:51:37,522 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:51:37,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:51:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:51:38,045 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:51:38,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [394553435] [2021-11-12 23:51:38,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [394553435] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:51:38,045 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:51:38,045 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:51:38,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226283082] [2021-11-12 23:51:38,046 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:51:38,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:51:38,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:51:38,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:51:38,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:51:38,049 INFO L87 Difference]: Start difference. First operand 1847 states and 2468 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-12 23:51:38,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:51:38,236 INFO L93 Difference]: Finished difference Result 1847 states and 2468 transitions. [2021-11-12 23:51:38,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:51:38,237 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 77 [2021-11-12 23:51:38,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:51:38,257 INFO L225 Difference]: With dead ends: 1847 [2021-11-12 23:51:38,257 INFO L226 Difference]: Without dead ends: 1845 [2021-11-12 23:51:38,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:51:38,260 INFO L933 BasicCegarLoop]: 2464 mSDtfsCounter, 2409 mSDsluCounter, 2462 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 4926 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.30ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.77ms IncrementalHoareTripleChecker+Time [2021-11-12 23:51:38,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2411 Valid, 4926 Invalid, 2 Unknown, 0 Unchecked, 19.30ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.77ms Time] [2021-11-12 23:51:38,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1845 states. [2021-11-12 23:51:38,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1845. [2021-11-12 23:51:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1845 states, 1176 states have (on average 1.2210884353741496) internal successors, (1436), 1226 states have internal predecessors, (1436), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:51:38,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1845 states and 2466 transitions. [2021-11-12 23:51:38,381 INFO L78 Accepts]: Start accepts. Automaton has 1845 states and 2466 transitions. Word has length 77 [2021-11-12 23:51:38,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:51:38,383 INFO L470 AbstractCegarLoop]: Abstraction has 1845 states and 2466 transitions. [2021-11-12 23:51:38,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-12 23:51:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2466 transitions. [2021-11-12 23:51:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-12 23:51:38,388 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:51:38,388 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2021-11-12 23:51:38,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:51:38,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:51:38,601 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:51:38,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:51:38,602 INFO L85 PathProgramCache]: Analyzing trace with hash -130156972, now seen corresponding path program 1 times [2021-11-12 23:51:38,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:51:38,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051349263] [2021-11-12 23:51:38,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:51:38,624 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:51:38,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:51:38,625 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:51:38,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:52:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:04,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 4792 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:52:04,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:05,414 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:52:05,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:52:05,942 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:52:05,942 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:52:05,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051349263] [2021-11-12 23:52:05,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1051349263] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:05,942 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:05,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:52:05,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375677485] [2021-11-12 23:52:05,943 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:05,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:52:05,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:52:05,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:52:05,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:52:05,944 INFO L87 Difference]: Start difference. First operand 1845 states and 2466 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-12 23:52:06,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:06,120 INFO L93 Difference]: Finished difference Result 1845 states and 2466 transitions. [2021-11-12 23:52:06,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:52:06,120 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 83 [2021-11-12 23:52:06,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:06,137 INFO L225 Difference]: With dead ends: 1845 [2021-11-12 23:52:06,137 INFO L226 Difference]: Without dead ends: 1843 [2021-11-12 23:52:06,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:52:06,144 INFO L933 BasicCegarLoop]: 2462 mSDtfsCounter, 2401 mSDsluCounter, 2460 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2403 SdHoareTripleChecker+Valid, 4922 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.07ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.36ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:06,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2403 Valid, 4922 Invalid, 2 Unknown, 0 Unchecked, 18.07ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.36ms Time] [2021-11-12 23:52:06,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1843 states. [2021-11-12 23:52:06,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1843 to 1843. [2021-11-12 23:52:06,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1843 states, 1175 states have (on average 1.2204255319148936) internal successors, (1434), 1224 states have internal predecessors, (1434), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:52:06,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1843 states and 2464 transitions. [2021-11-12 23:52:06,272 INFO L78 Accepts]: Start accepts. Automaton has 1843 states and 2464 transitions. Word has length 83 [2021-11-12 23:52:06,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:06,274 INFO L470 AbstractCegarLoop]: Abstraction has 1843 states and 2464 transitions. [2021-11-12 23:52:06,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-12 23:52:06,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2464 transitions. [2021-11-12 23:52:06,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-12 23:52:06,277 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:06,278 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2021-11-12 23:52:06,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:52:06,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:52:06,500 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:52:06,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:06,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1263675829, now seen corresponding path program 1 times [2021-11-12 23:52:06,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:52:06,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [770951327] [2021-11-12 23:52:06,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:06,512 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:52:06,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:52:06,513 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:52:06,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:52:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:32,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 4801 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:52:32,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:33,039 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:52:33,039 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:52:33,487 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:52:33,487 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:52:33,487 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [770951327] [2021-11-12 23:52:33,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [770951327] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:33,487 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:33,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:52:33,487 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752197928] [2021-11-12 23:52:33,488 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:33,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:52:33,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:52:33,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:52:33,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:52:33,490 INFO L87 Difference]: Start difference. First operand 1843 states and 2464 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-12 23:52:33,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:33,673 INFO L93 Difference]: Finished difference Result 1843 states and 2464 transitions. [2021-11-12 23:52:33,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:52:33,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 89 [2021-11-12 23:52:33,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:33,690 INFO L225 Difference]: With dead ends: 1843 [2021-11-12 23:52:33,690 INFO L226 Difference]: Without dead ends: 1841 [2021-11-12 23:52:33,692 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:52:33,694 INFO L933 BasicCegarLoop]: 2460 mSDtfsCounter, 2393 mSDsluCounter, 2458 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.11ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2395 SdHoareTripleChecker+Valid, 4918 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.00ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.24ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:33,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2395 Valid, 4918 Invalid, 2 Unknown, 0 Unchecked, 19.00ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 18.24ms Time] [2021-11-12 23:52:33,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1841 states. [2021-11-12 23:52:33,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1841 to 1841. [2021-11-12 23:52:33,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1841 states, 1174 states have (on average 1.2197614991482113) internal successors, (1432), 1222 states have internal predecessors, (1432), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:52:33,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1841 states and 2462 transitions. [2021-11-12 23:52:33,823 INFO L78 Accepts]: Start accepts. Automaton has 1841 states and 2462 transitions. Word has length 89 [2021-11-12 23:52:33,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:33,823 INFO L470 AbstractCegarLoop]: Abstraction has 1841 states and 2462 transitions. [2021-11-12 23:52:33,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-12 23:52:33,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2462 transitions. [2021-11-12 23:52:33,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-12 23:52:33,831 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:33,831 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2021-11-12 23:52:33,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-12 23:52:34,047 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:52:34,047 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:52:34,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:34,048 INFO L85 PathProgramCache]: Analyzing trace with hash -608159330, now seen corresponding path program 1 times [2021-11-12 23:52:34,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:52:34,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2009927434] [2021-11-12 23:52:34,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:34,059 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:52:34,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:52:34,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:52:34,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 23:52:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:59,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 4810 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:52:59,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:53:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:53:00,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:53:00,640 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:53:00,641 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:53:00,641 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2009927434] [2021-11-12 23:53:00,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2009927434] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:53:00,641 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:53:00,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:53:00,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813678465] [2021-11-12 23:53:00,642 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:53:00,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:53:00,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:53:00,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:53:00,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:53:00,644 INFO L87 Difference]: Start difference. First operand 1841 states and 2462 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:53:00,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:53:00,818 INFO L93 Difference]: Finished difference Result 1841 states and 2462 transitions. [2021-11-12 23:53:00,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:53:00,819 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 95 [2021-11-12 23:53:00,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:53:00,833 INFO L225 Difference]: With dead ends: 1841 [2021-11-12 23:53:00,833 INFO L226 Difference]: Without dead ends: 1839 [2021-11-12 23:53:00,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:53:00,836 INFO L933 BasicCegarLoop]: 2458 mSDtfsCounter, 2385 mSDsluCounter, 2456 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2387 SdHoareTripleChecker+Valid, 4914 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.88ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.93ms IncrementalHoareTripleChecker+Time [2021-11-12 23:53:00,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2387 Valid, 4914 Invalid, 2 Unknown, 0 Unchecked, 16.88ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 9.93ms Time] [2021-11-12 23:53:00,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1839 states. [2021-11-12 23:53:00,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1839 to 1839. [2021-11-12 23:53:00,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1839 states, 1173 states have (on average 1.2190963341858483) internal successors, (1430), 1220 states have internal predecessors, (1430), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:53:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1839 states and 2460 transitions. [2021-11-12 23:53:00,977 INFO L78 Accepts]: Start accepts. Automaton has 1839 states and 2460 transitions. Word has length 95 [2021-11-12 23:53:00,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:53:00,977 INFO L470 AbstractCegarLoop]: Abstraction has 1839 states and 2460 transitions. [2021-11-12 23:53:00,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-12 23:53:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2460 transitions. [2021-11-12 23:53:00,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-12 23:53:00,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:53:00,980 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 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] [2021-11-12 23:53:01,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:53:01,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:53:01,203 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:53:01,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:53:01,204 INFO L85 PathProgramCache]: Analyzing trace with hash 145074053, now seen corresponding path program 1 times [2021-11-12 23:53:01,222 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:53:01,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [808308843] [2021-11-12 23:53:01,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:53:01,223 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:53:01,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:53:01,224 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:53:01,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 23:53:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:53:26,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 4819 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:53:26,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:53:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:53:27,200 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:53:27,675 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:53:27,676 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:53:27,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [808308843] [2021-11-12 23:53:27,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [808308843] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:53:27,676 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:53:27,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:53:27,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13116976] [2021-11-12 23:53:27,676 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:53:27,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:53:27,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:53:27,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:53:27,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:53:27,678 INFO L87 Difference]: Start difference. First operand 1839 states and 2460 transitions. Second operand has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-12 23:53:27,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:53:27,862 INFO L93 Difference]: Finished difference Result 1839 states and 2460 transitions. [2021-11-12 23:53:27,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:53:27,863 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 101 [2021-11-12 23:53:27,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:53:27,877 INFO L225 Difference]: With dead ends: 1839 [2021-11-12 23:53:27,877 INFO L226 Difference]: Without dead ends: 1837 [2021-11-12 23:53:27,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:53:27,880 INFO L933 BasicCegarLoop]: 2456 mSDtfsCounter, 2377 mSDsluCounter, 2454 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2379 SdHoareTripleChecker+Valid, 4910 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.79ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.06ms IncrementalHoareTripleChecker+Time [2021-11-12 23:53:27,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2379 Valid, 4910 Invalid, 2 Unknown, 0 Unchecked, 15.79ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.06ms Time] [2021-11-12 23:53:27,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1837 states. [2021-11-12 23:53:27,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1837 to 1837. [2021-11-12 23:53:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1837 states, 1172 states have (on average 1.2184300341296928) internal successors, (1428), 1218 states have internal predecessors, (1428), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:53:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1837 states and 2458 transitions. [2021-11-12 23:53:28,016 INFO L78 Accepts]: Start accepts. Automaton has 1837 states and 2458 transitions. Word has length 101 [2021-11-12 23:53:28,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:53:28,017 INFO L470 AbstractCegarLoop]: Abstraction has 1837 states and 2458 transitions. [2021-11-12 23:53:28,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-12 23:53:28,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2458 transitions. [2021-11-12 23:53:28,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-12 23:53:28,019 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:53:28,019 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:53:28,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:53:28,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:53:28,235 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:53:28,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:53:28,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1778951419, now seen corresponding path program 1 times [2021-11-12 23:53:28,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:53:28,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [385896338] [2021-11-12 23:53:28,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:53:28,247 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:53:28,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:53:28,248 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:53:28,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-12 23:53:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:53:53,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 4828 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:53:53,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:53:54,634 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:53:54,634 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:53:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:53:55,136 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:53:55,136 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [385896338] [2021-11-12 23:53:55,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [385896338] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:53:55,136 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:53:55,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:53:55,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835122792] [2021-11-12 23:53:55,137 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:53:55,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:53:55,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:53:55,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:53:55,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:53:55,139 INFO L87 Difference]: Start difference. First operand 1837 states and 2458 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-12 23:53:55,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:53:55,336 INFO L93 Difference]: Finished difference Result 1837 states and 2458 transitions. [2021-11-12 23:53:55,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:53:55,337 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 107 [2021-11-12 23:53:55,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:53:55,354 INFO L225 Difference]: With dead ends: 1837 [2021-11-12 23:53:55,354 INFO L226 Difference]: Without dead ends: 1835 [2021-11-12 23:53:55,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:53:55,357 INFO L933 BasicCegarLoop]: 2454 mSDtfsCounter, 2369 mSDsluCounter, 2452 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2371 SdHoareTripleChecker+Valid, 4906 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.04ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.60ms IncrementalHoareTripleChecker+Time [2021-11-12 23:53:55,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2371 Valid, 4906 Invalid, 2 Unknown, 0 Unchecked, 25.04ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 9.60ms Time] [2021-11-12 23:53:55,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1835 states. [2021-11-12 23:53:55,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1835 to 1835. [2021-11-12 23:53:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1835 states, 1171 states have (on average 1.2177625960717335) internal successors, (1426), 1216 states have internal predecessors, (1426), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:53:55,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1835 states and 2456 transitions. [2021-11-12 23:53:55,519 INFO L78 Accepts]: Start accepts. Automaton has 1835 states and 2456 transitions. Word has length 107 [2021-11-12 23:53:55,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:53:55,520 INFO L470 AbstractCegarLoop]: Abstraction has 1835 states and 2456 transitions. [2021-11-12 23:53:55,521 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-12 23:53:55,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2456 transitions. [2021-11-12 23:53:55,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-12 23:53:55,524 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:53:55,524 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:53:55,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-12 23:53:55,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:53:55,744 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:53:55,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:53:55,744 INFO L85 PathProgramCache]: Analyzing trace with hash -114345829, now seen corresponding path program 1 times [2021-11-12 23:53:55,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:53:55,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [669819319] [2021-11-12 23:53:55,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:53:55,755 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:53:55,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:53:55,756 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:53:55,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-12 23:54:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:54:21,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 4837 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:54:21,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:54:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:54:22,370 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:54:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:54:22,920 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:54:22,921 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [669819319] [2021-11-12 23:54:22,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [669819319] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:54:22,921 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:54:22,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:54:22,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105961726] [2021-11-12 23:54:22,921 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:54:22,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:54:22,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:54:22,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:54:22,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:54:22,923 INFO L87 Difference]: Start difference. First operand 1835 states and 2456 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-12 23:54:23,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:54:23,142 INFO L93 Difference]: Finished difference Result 1835 states and 2456 transitions. [2021-11-12 23:54:23,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:54:23,143 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 113 [2021-11-12 23:54:23,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:54:23,160 INFO L225 Difference]: With dead ends: 1835 [2021-11-12 23:54:23,161 INFO L226 Difference]: Without dead ends: 1833 [2021-11-12 23:54:23,162 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:54:23,163 INFO L933 BasicCegarLoop]: 2452 mSDtfsCounter, 2362 mSDsluCounter, 4892 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2364 SdHoareTripleChecker+Valid, 7344 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.68ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.21ms IncrementalHoareTripleChecker+Time [2021-11-12 23:54:23,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2364 Valid, 7344 Invalid, 2 Unknown, 0 Unchecked, 18.68ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 11.21ms Time] [2021-11-12 23:54:23,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1833 states. [2021-11-12 23:54:23,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1833 to 1833. [2021-11-12 23:54:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1833 states, 1170 states have (on average 1.217094017094017) internal successors, (1424), 1214 states have internal predecessors, (1424), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:54:23,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1833 states and 2454 transitions. [2021-11-12 23:54:23,309 INFO L78 Accepts]: Start accepts. Automaton has 1833 states and 2454 transitions. Word has length 113 [2021-11-12 23:54:23,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:54:23,310 INFO L470 AbstractCegarLoop]: Abstraction has 1833 states and 2454 transitions. [2021-11-12 23:54:23,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-12 23:54:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2454 transitions. [2021-11-12 23:54:23,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-12 23:54:23,314 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:54:23,314 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:54:23,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-12 23:54:23,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:54:23,536 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:54:23,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:54:23,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1782946878, now seen corresponding path program 1 times [2021-11-12 23:54:23,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:54:23,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6824948] [2021-11-12 23:54:23,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:54:23,547 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:54:23,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:54:23,548 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:54:23,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-12 23:54:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:54:49,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 4840 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:54:49,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:54:50,378 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:54:50,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:54:50,959 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:54:50,959 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:54:50,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6824948] [2021-11-12 23:54:50,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [6824948] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:54:50,960 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:54:50,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:54:50,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315510336] [2021-11-12 23:54:50,961 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:54:50,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:54:50,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:54:50,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:54:50,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:54:50,962 INFO L87 Difference]: Start difference. First operand 1833 states and 2454 transitions. Second operand has 5 states, 5 states have (on average 21.8) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-12 23:54:51,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:54:51,164 INFO L93 Difference]: Finished difference Result 1833 states and 2454 transitions. [2021-11-12 23:54:51,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:54:51,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 115 [2021-11-12 23:54:51,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:54:51,179 INFO L225 Difference]: With dead ends: 1833 [2021-11-12 23:54:51,179 INFO L226 Difference]: Without dead ends: 1831 [2021-11-12 23:54:51,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:54:51,183 INFO L933 BasicCegarLoop]: 2450 mSDtfsCounter, 2354 mSDsluCounter, 4896 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.07ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2356 SdHoareTripleChecker+Valid, 7346 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.43ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.15ms IncrementalHoareTripleChecker+Time [2021-11-12 23:54:51,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2356 Valid, 7346 Invalid, 2 Unknown, 0 Unchecked, 17.43ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.15ms Time] [2021-11-12 23:54:51,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1831 states. [2021-11-12 23:54:51,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1831 to 1831. [2021-11-12 23:54:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1831 states, 1169 states have (on average 1.2164242942686057) internal successors, (1422), 1212 states have internal predecessors, (1422), 516 states have call successors, (516), 122 states have call predecessors, (516), 121 states have return successors, (514), 512 states have call predecessors, (514), 514 states have call successors, (514) [2021-11-12 23:54:51,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2452 transitions. [2021-11-12 23:54:51,356 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2452 transitions. Word has length 115 [2021-11-12 23:54:51,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:54:51,357 INFO L470 AbstractCegarLoop]: Abstraction has 1831 states and 2452 transitions. [2021-11-12 23:54:51,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.8) internal successors, (109), 5 states have internal predecessors, (109), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-12 23:54:51,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2452 transitions. [2021-11-12 23:54:51,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-12 23:54:51,360 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:54:51,360 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:54:51,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-12 23:54:51,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:54:51,579 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:54:51,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:54:51,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1764808362, now seen corresponding path program 1 times [2021-11-12 23:54:51,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:54:51,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1013158700] [2021-11-12 23:54:51,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:54:51,591 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:54:51,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:54:51,591 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:54:51,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-12 23:55:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:55:17,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 5139 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-12 23:55:17,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:55:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-12 23:55:18,395 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:55:19,133 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 3 proven. 30 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2021-11-12 23:55:19,133 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:55:19,133 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1013158700] [2021-11-12 23:55:19,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1013158700] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:55:19,133 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:55:19,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2021-11-12 23:55:19,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048510445] [2021-11-12 23:55:19,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:55:19,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:55:19,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:55:19,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:55:19,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-12 23:55:19,136 INFO L87 Difference]: Start difference. First operand 1831 states and 2452 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-12 23:55:20,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:55:20,609 INFO L93 Difference]: Finished difference Result 3719 states and 5003 transitions. [2021-11-12 23:55:20,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-12 23:55:20,610 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 158 [2021-11-12 23:55:20,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:55:20,626 INFO L225 Difference]: With dead ends: 3719 [2021-11-12 23:55:20,626 INFO L226 Difference]: Without dead ends: 1903 [2021-11-12 23:55:20,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2021-11-12 23:55:20,635 INFO L933 BasicCegarLoop]: 2465 mSDtfsCounter, 48 mSDsluCounter, 9712 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1066.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 12177 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.81ms SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1150.03ms IncrementalHoareTripleChecker+Time [2021-11-12 23:55:20,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [48 Valid, 12177 Invalid, 313 Unknown, 0 Unchecked, 25.81ms Time], IncrementalHoareTripleChecker [92 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 1150.03ms Time] [2021-11-12 23:55:20,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1903 states. [2021-11-12 23:55:20,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1903 to 1835. [2021-11-12 23:55:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1835 states, 1172 states have (on average 1.2158703071672354) internal successors, (1425), 1215 states have internal predecessors, (1425), 517 states have call successors, (517), 122 states have call predecessors, (517), 121 states have return successors, (515), 513 states have call predecessors, (515), 515 states have call successors, (515) [2021-11-12 23:55:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1835 states and 2457 transitions. [2021-11-12 23:55:20,808 INFO L78 Accepts]: Start accepts. Automaton has 1835 states and 2457 transitions. Word has length 158 [2021-11-12 23:55:20,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:55:20,808 INFO L470 AbstractCegarLoop]: Abstraction has 1835 states and 2457 transitions. [2021-11-12 23:55:20,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (14), 2 states have call predecessors, (14), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2021-11-12 23:55:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2457 transitions. [2021-11-12 23:55:20,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-12 23:55:20,812 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:55:20,812 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:55:20,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-12 23:55:21,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:55:21,013 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:55:21,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:55:21,013 INFO L85 PathProgramCache]: Analyzing trace with hash -2103604436, now seen corresponding path program 1 times [2021-11-12 23:55:21,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:55:21,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1012124517] [2021-11-12 23:55:21,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:55:21,026 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:55:21,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:55:21,027 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:55:21,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-12 23:55:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:55:46,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 5138 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-12 23:55:46,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:55:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-12 23:55:48,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:55:51,067 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 12 proven. 72 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2021-11-12 23:55:51,067 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:55:51,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1012124517] [2021-11-12 23:55:51,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1012124517] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:55:51,067 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:55:51,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [10] total 20 [2021-11-12 23:55:51,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127881552] [2021-11-12 23:55:51,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:55:51,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-12 23:55:51,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:55:51,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-12 23:55:51,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=317, Unknown=0, NotChecked=0, Total=380 [2021-11-12 23:55:51,069 INFO L87 Difference]: Start difference. First operand 1835 states and 2457 transitions. Second operand has 13 states, 10 states have (on average 5.9) internal successors, (59), 9 states have internal predecessors, (59), 5 states have call successors, (17), 2 states have call predecessors, (17), 5 states have return successors, (17), 6 states have call predecessors, (17), 5 states have call successors, (17) [2021-11-12 23:55:53,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:55:53,910 INFO L93 Difference]: Finished difference Result 3711 states and 4989 transitions. [2021-11-12 23:55:53,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-12 23:55:53,911 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 5.9) internal successors, (59), 9 states have internal predecessors, (59), 5 states have call successors, (17), 2 states have call predecessors, (17), 5 states have return successors, (17), 6 states have call predecessors, (17), 5 states have call successors, (17) Word has length 158 [2021-11-12 23:55:53,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:55:53,927 INFO L225 Difference]: With dead ends: 3711 [2021-11-12 23:55:53,927 INFO L226 Difference]: Without dead ends: 1901 [2021-11-12 23:55:53,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=89, Invalid=417, Unknown=0, NotChecked=0, Total=506 [2021-11-12 23:55:53,936 INFO L933 BasicCegarLoop]: 2518 mSDtfsCounter, 631 mSDsluCounter, 16658 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1943.14ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 921 SdHoareTripleChecker+Valid, 19176 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 50.48ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2077.19ms IncrementalHoareTripleChecker+Time [2021-11-12 23:55:53,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [921 Valid, 19176 Invalid, 407 Unknown, 0 Unchecked, 50.48ms Time], IncrementalHoareTripleChecker [7 Valid, 400 Invalid, 0 Unknown, 0 Unchecked, 2077.19ms Time] [2021-11-12 23:55:53,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1901 states. [2021-11-12 23:55:54,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1901 to 1835. [2021-11-12 23:55:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1835 states, 1172 states have (on average 1.2150170648464165) internal successors, (1424), 1214 states have internal predecessors, (1424), 517 states have call successors, (517), 122 states have call predecessors, (517), 121 states have return successors, (515), 513 states have call predecessors, (515), 515 states have call successors, (515) [2021-11-12 23:55:54,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1835 states and 2456 transitions. [2021-11-12 23:55:54,114 INFO L78 Accepts]: Start accepts. Automaton has 1835 states and 2456 transitions. Word has length 158 [2021-11-12 23:55:54,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:55:54,114 INFO L470 AbstractCegarLoop]: Abstraction has 1835 states and 2456 transitions. [2021-11-12 23:55:54,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 5.9) internal successors, (59), 9 states have internal predecessors, (59), 5 states have call successors, (17), 2 states have call predecessors, (17), 5 states have return successors, (17), 6 states have call predecessors, (17), 5 states have call successors, (17) [2021-11-12 23:55:54,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2456 transitions. [2021-11-12 23:55:54,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-12 23:55:54,116 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:55:54,117 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:55:54,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-12 23:55:54,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:55:54,339 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:55:54,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:55:54,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1122598535, now seen corresponding path program 1 times [2021-11-12 23:55:54,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:55:54,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1646093629] [2021-11-12 23:55:54,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:55:54,357 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:55:54,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:55:54,358 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:55:54,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-12 23:56:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:56:19,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 4849 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:56:19,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:56:20,670 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:56:20,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:56:21,226 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:56:21,226 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:56:21,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1646093629] [2021-11-12 23:56:21,226 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1646093629] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:56:21,226 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:56:21,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:56:21,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647020346] [2021-11-12 23:56:21,227 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:56:21,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:56:21,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:56:21,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:56:21,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:56:21,231 INFO L87 Difference]: Start difference. First operand 1835 states and 2456 transitions. Second operand has 5 states, 5 states have (on average 23.8) internal successors, (119), 5 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-12 23:56:21,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:56:21,543 INFO L93 Difference]: Finished difference Result 1835 states and 2456 transitions. [2021-11-12 23:56:21,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:56:21,544 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 5 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 121 [2021-11-12 23:56:21,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:56:21,558 INFO L225 Difference]: With dead ends: 1835 [2021-11-12 23:56:21,558 INFO L226 Difference]: Without dead ends: 1833 [2021-11-12 23:56:21,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:56:21,560 INFO L933 BasicCegarLoop]: 2447 mSDtfsCounter, 2348 mSDsluCounter, 2445 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2350 SdHoareTripleChecker+Valid, 4892 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.97ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.92ms IncrementalHoareTripleChecker+Time [2021-11-12 23:56:21,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2350 Valid, 4892 Invalid, 2 Unknown, 0 Unchecked, 13.97ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 9.92ms Time] [2021-11-12 23:56:21,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1833 states. [2021-11-12 23:56:21,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1833 to 1833. [2021-11-12 23:56:21,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1833 states, 1171 states have (on average 1.2143467122117848) internal successors, (1422), 1212 states have internal predecessors, (1422), 517 states have call successors, (517), 122 states have call predecessors, (517), 121 states have return successors, (515), 513 states have call predecessors, (515), 515 states have call successors, (515) [2021-11-12 23:56:21,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 1833 states and 2454 transitions. [2021-11-12 23:56:21,749 INFO L78 Accepts]: Start accepts. Automaton has 1833 states and 2454 transitions. Word has length 121 [2021-11-12 23:56:21,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:56:21,751 INFO L470 AbstractCegarLoop]: Abstraction has 1833 states and 2454 transitions. [2021-11-12 23:56:21,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.8) internal successors, (119), 5 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-11-12 23:56:21,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2454 transitions. [2021-11-12 23:56:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-12 23:56:21,754 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:56:21,755 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:56:21,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-12 23:56:21,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:56:21,975 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:56:21,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:56:21,976 INFO L85 PathProgramCache]: Analyzing trace with hash 470915119, now seen corresponding path program 1 times [2021-11-12 23:56:21,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:56:21,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [249431875] [2021-11-12 23:56:21,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:56:21,988 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:56:21,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:56:21,990 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:56:21,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-12 23:56:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:56:48,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 5149 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-12 23:56:48,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:56:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 229 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-12 23:56:50,071 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:56:51,604 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 18 proven. 39 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2021-11-12 23:56:51,604 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:56:51,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [249431875] [2021-11-12 23:56:51,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [249431875] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:56:51,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [252172880] [2021-11-12 23:56:51,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:56:51,605 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:56:51,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:56:51,607 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:56:51,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-12 23:56:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:56:57,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 5149 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:56:57,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:56:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2021-11-12 23:56:57,518 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:56:58,139 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2021-11-12 23:56:58,140 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [252172880] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:56:58,140 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:56:58,140 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9, 8] total 16 [2021-11-12 23:56:58,141 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026607985] [2021-11-12 23:56:58,141 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:56:58,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:56:58,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:56:58,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:56:58,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-11-12 23:56:58,147 INFO L87 Difference]: Start difference. First operand 1833 states and 2454 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-12 23:56:59,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:56:59,234 INFO L93 Difference]: Finished difference Result 2570 states and 3334 transitions. [2021-11-12 23:56:59,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:56:59,235 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 162 [2021-11-12 23:56:59,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:56:59,251 INFO L225 Difference]: With dead ends: 2570 [2021-11-12 23:56:59,251 INFO L226 Difference]: Without dead ends: 1829 [2021-11-12 23:56:59,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 644 GetRequests, 630 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-11-12 23:56:59,256 INFO L933 BasicCegarLoop]: 2443 mSDtfsCounter, 2428 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 784.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2428 SdHoareTripleChecker+Valid, 2443 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.25ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 900.52ms IncrementalHoareTripleChecker+Time [2021-11-12 23:56:59,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2428 Valid, 2443 Invalid, 3 Unknown, 0 Unchecked, 7.25ms Time], IncrementalHoareTripleChecker [2 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 900.52ms Time] [2021-11-12 23:56:59,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1829 states. [2021-11-12 23:56:59,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1829 to 1829. [2021-11-12 23:56:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1829 states, 1168 states have (on average 1.2131849315068493) internal successors, (1417), 1208 states have internal predecessors, (1417), 517 states have call successors, (517), 122 states have call predecessors, (517), 121 states have return successors, (515), 513 states have call predecessors, (515), 515 states have call successors, (515) [2021-11-12 23:56:59,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1829 states and 2449 transitions. [2021-11-12 23:56:59,449 INFO L78 Accepts]: Start accepts. Automaton has 1829 states and 2449 transitions. Word has length 162 [2021-11-12 23:56:59,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:56:59,450 INFO L470 AbstractCegarLoop]: Abstraction has 1829 states and 2449 transitions. [2021-11-12 23:56:59,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-12 23:56:59,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2449 transitions. [2021-11-12 23:56:59,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-12 23:56:59,452 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:56:59,453 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:56:59,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-12 23:56:59,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2021-11-12 23:56:59,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:56:59,876 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:56:59,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:56:59,876 INFO L85 PathProgramCache]: Analyzing trace with hash 646119890, now seen corresponding path program 1 times [2021-11-12 23:56:59,886 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:56:59,886 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1542795689] [2021-11-12 23:56:59,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:56:59,886 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:56:59,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:56:59,887 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:56:59,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-12 23:57:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:57:24,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 4858 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:57:24,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:57:25,860 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:57:25,860 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:57:26,445 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-12 23:57:26,446 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:57:26,446 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1542795689] [2021-11-12 23:57:26,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1542795689] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:57:26,446 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:57:26,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-12 23:57:26,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149051090] [2021-11-12 23:57:26,446 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:57:26,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:57:26,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:57:26,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:57:26,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:57:26,448 INFO L87 Difference]: Start difference. First operand 1829 states and 2449 transitions. Second operand has 5 states, 5 states have (on average 25.4) internal successors, (127), 5 states have internal predecessors, (127), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-12 23:57:26,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:57:26,671 INFO L93 Difference]: Finished difference Result 1829 states and 2449 transitions. [2021-11-12 23:57:26,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:57:26,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.4) internal successors, (127), 5 states have internal predecessors, (127), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 127 [2021-11-12 23:57:26,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:57:26,707 INFO L225 Difference]: With dead ends: 1829 [2021-11-12 23:57:26,707 INFO L226 Difference]: Without dead ends: 1827 [2021-11-12 23:57:26,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:57:26,709 INFO L933 BasicCegarLoop]: 2440 mSDtfsCounter, 2332 mSDsluCounter, 4876 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2334 SdHoareTripleChecker+Valid, 7316 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.95ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.36ms IncrementalHoareTripleChecker+Time [2021-11-12 23:57:26,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2334 Valid, 7316 Invalid, 2 Unknown, 0 Unchecked, 15.95ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.36ms Time] [2021-11-12 23:57:26,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1827 states. [2021-11-12 23:57:26,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1827 to 1827. [2021-11-12 23:57:26,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1827 states, 1167 states have (on average 1.2125107112253641) internal successors, (1415), 1206 states have internal predecessors, (1415), 517 states have call successors, (517), 122 states have call predecessors, (517), 121 states have return successors, (515), 513 states have call predecessors, (515), 515 states have call successors, (515) [2021-11-12 23:57:26,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1827 states and 2447 transitions. [2021-11-12 23:57:26,885 INFO L78 Accepts]: Start accepts. Automaton has 1827 states and 2447 transitions. Word has length 127 [2021-11-12 23:57:26,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:57:26,885 INFO L470 AbstractCegarLoop]: Abstraction has 1827 states and 2447 transitions. [2021-11-12 23:57:26,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.4) internal successors, (127), 5 states have internal predecessors, (127), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-11-12 23:57:26,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2447 transitions. [2021-11-12 23:57:26,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-12 23:57:26,889 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:57:26,890 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:57:27,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-12 23:57:27,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:57:27,107 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:57:27,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:57:27,108 INFO L85 PathProgramCache]: Analyzing trace with hash 726660190, now seen corresponding path program 1 times [2021-11-12 23:57:27,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:57:27,119 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [65275235] [2021-11-12 23:57:27,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:57:27,119 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:57:27,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:57:27,120 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:57:27,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-12 23:57:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:57:54,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 5158 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-12 23:57:54,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:57:55,717 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 229 proven. 3 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-12 23:57:55,717 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:57:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 18 proven. 39 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2021-11-12 23:57:57,620 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:57:57,621 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [65275235] [2021-11-12 23:57:57,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [65275235] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:57:57,621 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [561181339] [2021-11-12 23:57:57,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:57:57,621 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:57:57,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:57:57,627 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:57:57,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-11-12 23:58:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:58:03,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 5158 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-12 23:58:03,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:58:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2021-11-12 23:58:03,855 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:58:04,392 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-12 23:58:04,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [561181339] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:58:04,392 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-12 23:58:04,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [9, 8] total 16 [2021-11-12 23:58:04,392 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273821924] [2021-11-12 23:58:04,393 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:58:04,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:58:04,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:58:04,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:58:04,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-11-12 23:58:04,394 INFO L87 Difference]: Start difference. First operand 1827 states and 2447 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-11-12 23:58:05,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:58:05,471 INFO L93 Difference]: Finished difference Result 2574 states and 3335 transitions. [2021-11-12 23:58:05,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:58:05,472 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 168 [2021-11-12 23:58:05,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:58:05,482 INFO L225 Difference]: With dead ends: 2574 [2021-11-12 23:58:05,482 INFO L226 Difference]: Without dead ends: 1842 [2021-11-12 23:58:05,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 668 GetRequests, 654 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-11-12 23:58:05,487 INFO L933 BasicCegarLoop]: 2455 mSDtfsCounter, 2419 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 786.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2419 SdHoareTripleChecker+Valid, 2499 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.90ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 893.46ms IncrementalHoareTripleChecker+Time [2021-11-12 23:58:05,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2419 Valid, 2499 Invalid, 5 Unknown, 0 Unchecked, 6.90ms Time], IncrementalHoareTripleChecker [2 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 893.46ms Time] [2021-11-12 23:58:05,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2021-11-12 23:58:05,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1840. [2021-11-12 23:58:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1840 states, 1176 states have (on average 1.2091836734693877) internal successors, (1422), 1215 states have internal predecessors, (1422), 519 states have call successors, (519), 125 states have call predecessors, (519), 124 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-12 23:58:05,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 2458 transitions. [2021-11-12 23:58:05,683 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 2458 transitions. Word has length 168 [2021-11-12 23:58:05,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:58:05,684 INFO L470 AbstractCegarLoop]: Abstraction has 1840 states and 2458 transitions. [2021-11-12 23:58:05,684 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2021-11-12 23:58:05,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2458 transitions. [2021-11-12 23:58:05,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-12 23:58:05,687 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:58:05,687 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:58:05,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-12 23:58:05,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2021-11-12 23:58:06,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:58:06,104 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:58:06,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:58:06,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1123859782, now seen corresponding path program 1 times [2021-11-12 23:58:06,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:58:06,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084791419] [2021-11-12 23:58:06,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:58:06,118 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:58:06,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:58:06,118 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:58:06,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-12 23:58:32,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:58:33,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 5161 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-12 23:58:33,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:58:34,389 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 229 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-12 23:58:34,390 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:58:36,036 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 18 proven. 39 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2021-11-12 23:58:36,036 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:58:36,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2084791419] [2021-11-12 23:58:36,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2084791419] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-12 23:58:36,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2047749542] [2021-11-12 23:58:36,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:58:36,036 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-12 23:58:36,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 [2021-11-12 23:58:36,037 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-12 23:58:36,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2021-11-12 23:58:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:58:51,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 5161 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-12 23:58:51,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:58:52,234 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2021-11-12 23:58:52,235 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:58:53,145 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2021-11-12 23:58:53,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2047749542] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:58:53,145 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-12 23:58:53,145 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9, 8, 6] total 14 [2021-11-12 23:58:53,146 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487947687] [2021-11-12 23:58:53,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:58:53,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:58:53,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:58:53,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:58:53,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-11-12 23:58:53,147 INFO L87 Difference]: Start difference. First operand 1840 states and 2458 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-12 23:58:53,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:58:53,752 INFO L93 Difference]: Finished difference Result 3697 states and 4966 transitions. [2021-11-12 23:58:53,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:58:53,753 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) Word has length 171 [2021-11-12 23:58:53,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:58:53,761 INFO L225 Difference]: With dead ends: 3697 [2021-11-12 23:58:53,761 INFO L226 Difference]: Without dead ends: 1904 [2021-11-12 23:58:53,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 681 GetRequests, 666 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2021-11-12 23:58:53,771 INFO L933 BasicCegarLoop]: 2542 mSDtfsCounter, 610 mSDsluCounter, 9266 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 95.18ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 896 SdHoareTripleChecker+Valid, 11808 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 133.06ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 103.07ms IncrementalHoareTripleChecker+Time [2021-11-12 23:58:53,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [896 Valid, 11808 Invalid, 12 Unknown, 0 Unchecked, 133.06ms Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 103.07ms Time] [2021-11-12 23:58:53,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1904 states. [2021-11-12 23:58:53,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1904 to 1840. [2021-11-12 23:58:53,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1840 states, 1176 states have (on average 1.2083333333333333) internal successors, (1421), 1214 states have internal predecessors, (1421), 519 states have call successors, (519), 125 states have call predecessors, (519), 124 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-12 23:58:53,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 2457 transitions. [2021-11-12 23:58:53,976 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 2457 transitions. Word has length 171 [2021-11-12 23:58:53,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:58:53,977 INFO L470 AbstractCegarLoop]: Abstraction has 1840 states and 2457 transitions. [2021-11-12 23:58:53,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 3 states have call successors, (25), 2 states have call predecessors, (25), 3 states have return successors, (22), 4 states have call predecessors, (22), 3 states have call successors, (22) [2021-11-12 23:58:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2457 transitions. [2021-11-12 23:58:53,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-12 23:58:53,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:58:53,980 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:58:54,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-12 23:58:54,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2021-11-12 23:58:54,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/cvc4 --incremental --print-success --lang smt [2021-11-12 23:58:54,404 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:58:54,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:58:54,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1969806211, now seen corresponding path program 1 times [2021-11-12 23:58:54,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:58:54,415 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088271143] [2021-11-12 23:58:54,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:58:54,415 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:58:54,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:58:54,416 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:58:54,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-11-12 23:59:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:59:23,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 5172 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:59:23,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:59:23,320 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-12 23:59:23,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:59:23,747 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-12 23:59:23,747 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:59:23,748 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2088271143] [2021-11-12 23:59:23,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2088271143] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:59:23,748 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:59:23,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-11-12 23:59:23,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171495083] [2021-11-12 23:59:23,749 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:59:23,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-12 23:59:23,750 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:59:23,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-12 23:59:23,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:59:23,750 INFO L87 Difference]: Start difference. First operand 1840 states and 2457 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2021-11-12 23:59:24,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:59:24,088 INFO L93 Difference]: Finished difference Result 1847 states and 2470 transitions. [2021-11-12 23:59:24,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:59:24,088 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 175 [2021-11-12 23:59:24,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:59:24,098 INFO L225 Difference]: With dead ends: 1847 [2021-11-12 23:59:24,098 INFO L226 Difference]: Without dead ends: 1845 [2021-11-12 23:59:24,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:59:24,101 INFO L933 BasicCegarLoop]: 2434 mSDtfsCounter, 13 mSDsluCounter, 7296 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 9730 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.85ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.61ms IncrementalHoareTripleChecker+Time [2021-11-12 23:59:24,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 9730 Invalid, 11 Unknown, 0 Unchecked, 16.85ms Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 55.61ms Time] [2021-11-12 23:59:24,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1845 states. [2021-11-12 23:59:24,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1842. [2021-11-12 23:59:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1178 states have (on average 1.2079796264855687) internal successors, (1423), 1216 states have internal predecessors, (1423), 519 states have call successors, (519), 125 states have call predecessors, (519), 124 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-12 23:59:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2459 transitions. [2021-11-12 23:59:24,331 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2459 transitions. Word has length 175 [2021-11-12 23:59:24,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:59:24,333 INFO L470 AbstractCegarLoop]: Abstraction has 1842 states and 2459 transitions. [2021-11-12 23:59:24,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2021-11-12 23:59:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2459 transitions. [2021-11-12 23:59:24,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-12 23:59:24,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:59:24,338 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:59:24,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2021-11-12 23:59:24,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:59:24,560 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-12 23:59:24,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:59:24,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1969865793, now seen corresponding path program 1 times [2021-11-12 23:59:24,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:59:24,570 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [878872485] [2021-11-12 23:59:24,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:59:24,571 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:59:24,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:59:24,572 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:59:24,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-11-12 23:59:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:59:54,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 5172 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-12 23:59:54,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:59:55,738 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-12 23:59:55,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:59:56,661 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-12 23:59:56,661 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:59:56,662 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [878872485] [2021-11-12 23:59:56,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [878872485] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:59:56,662 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:59:56,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 6] imperfect sequences [] total 7 [2021-11-12 23:59:56,663 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277460566] [2021-11-12 23:59:56,663 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:59:56,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-12 23:59:56,664 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:59:56,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-12 23:59:56,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:59:56,665 INFO L87 Difference]: Start difference. First operand 1842 states and 2459 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-12 23:59:59,578 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 00:00:06,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 00:00:06,662 INFO L93 Difference]: Finished difference Result 3600 states and 4905 transitions. [2021-11-13 00:00:06,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 00:00:06,663 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) Word has length 175 [2021-11-13 00:00:06,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 00:00:06,673 INFO L225 Difference]: With dead ends: 3600 [2021-11-13 00:00:06,673 INFO L226 Difference]: Without dead ends: 1844 [2021-11-13 00:00:06,685 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-13 00:00:06,686 INFO L933 BasicCegarLoop]: 2430 mSDtfsCounter, 2341 mSDsluCounter, 6254 mSDsCounter, 0 mSdLazyCounter, 1044 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8887.91ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2351 SdHoareTripleChecker+Valid, 8684 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 35.82ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1044 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9554.19ms IncrementalHoareTripleChecker+Time [2021-11-13 00:00:06,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2351 Valid, 8684 Invalid, 1048 Unknown, 0 Unchecked, 35.82ms Time], IncrementalHoareTripleChecker [3 Valid, 1044 Invalid, 1 Unknown, 0 Unchecked, 9554.19ms Time] [2021-11-13 00:00:06,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2021-11-13 00:00:06,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1844. [2021-11-13 00:00:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1844 states, 1179 states have (on average 1.2061068702290076) internal successors, (1422), 1216 states have internal predecessors, (1422), 519 states have call successors, (519), 127 states have call predecessors, (519), 126 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-13 00:00:06,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1844 states and 2458 transitions. [2021-11-13 00:00:06,902 INFO L78 Accepts]: Start accepts. Automaton has 1844 states and 2458 transitions. Word has length 175 [2021-11-13 00:00:06,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 00:00:06,903 INFO L470 AbstractCegarLoop]: Abstraction has 1844 states and 2458 transitions. [2021-11-13 00:00:06,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-13 00:00:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2458 transitions. [2021-11-13 00:00:06,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-13 00:00:06,906 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 00:00:06,906 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 00:00:07,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-11-13 00:00:07,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 00:00:07,119 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-13 00:00:07,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 00:00:07,120 INFO L85 PathProgramCache]: Analyzing trace with hash 555364037, now seen corresponding path program 1 times [2021-11-13 00:00:07,142 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 00:00:07,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11223029] [2021-11-13 00:00:07,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 00:00:07,144 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 00:00:07,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 00:00:07,145 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 00:00:07,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-11-13 00:00:32,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 00:00:33,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 4867 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 00:00:33,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 00:00:34,640 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 00:00:34,640 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 00:00:35,242 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 00:00:35,243 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 00:00:35,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [11223029] [2021-11-13 00:00:35,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [11223029] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 00:00:35,243 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 00:00:35,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 00:00:35,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421489912] [2021-11-13 00:00:35,243 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 00:00:35,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 00:00:35,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 00:00:35,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 00:00:35,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 00:00:35,245 INFO L87 Difference]: Start difference. First operand 1844 states and 2458 transitions. Second operand has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-11-13 00:00:35,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 00:00:35,454 INFO L93 Difference]: Finished difference Result 1844 states and 2458 transitions. [2021-11-13 00:00:35,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 00:00:35,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 133 [2021-11-13 00:00:35,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 00:00:35,464 INFO L225 Difference]: With dead ends: 1844 [2021-11-13 00:00:35,464 INFO L226 Difference]: Without dead ends: 1842 [2021-11-13 00:00:35,466 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 00:00:35,467 INFO L933 BasicCegarLoop]: 2429 mSDtfsCounter, 2318 mSDsluCounter, 2427 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2320 SdHoareTripleChecker+Valid, 4856 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.60ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.43ms IncrementalHoareTripleChecker+Time [2021-11-13 00:00:35,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2320 Valid, 4856 Invalid, 2 Unknown, 0 Unchecked, 9.60ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 8.43ms Time] [2021-11-13 00:00:35,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2021-11-13 00:00:35,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1842. [2021-11-13 00:00:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1178 states have (on average 1.2054329371816639) internal successors, (1420), 1214 states have internal predecessors, (1420), 519 states have call successors, (519), 127 states have call predecessors, (519), 126 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-13 00:00:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2456 transitions. [2021-11-13 00:00:35,692 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2456 transitions. Word has length 133 [2021-11-13 00:00:35,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 00:00:35,692 INFO L470 AbstractCegarLoop]: Abstraction has 1842 states and 2456 transitions. [2021-11-13 00:00:35,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.0) internal successors, (135), 5 states have internal predecessors, (135), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-11-13 00:00:35,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2456 transitions. [2021-11-13 00:00:35,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-13 00:00:35,694 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 00:00:35,694 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 00:00:35,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2021-11-13 00:00:35,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 00:00:35,920 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-13 00:00:35,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 00:00:35,920 INFO L85 PathProgramCache]: Analyzing trace with hash 600254388, now seen corresponding path program 1 times [2021-11-13 00:00:35,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 00:00:35,930 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1287281628] [2021-11-13 00:00:35,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 00:00:35,930 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 00:00:35,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 00:00:35,931 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 00:00:35,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-11-13 00:01:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 00:01:02,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 4876 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 00:01:02,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 00:01:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 00:01:03,872 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 00:01:04,498 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 00:01:04,498 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 00:01:04,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1287281628] [2021-11-13 00:01:04,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1287281628] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 00:01:04,499 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 00:01:04,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 00:01:04,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940221773] [2021-11-13 00:01:04,499 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 00:01:04,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 00:01:04,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 00:01:04,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 00:01:04,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 00:01:04,501 INFO L87 Difference]: Start difference. First operand 1842 states and 2456 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-13 00:01:04,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 00:01:04,716 INFO L93 Difference]: Finished difference Result 1842 states and 2456 transitions. [2021-11-13 00:01:04,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 00:01:04,717 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 139 [2021-11-13 00:01:04,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 00:01:04,725 INFO L225 Difference]: With dead ends: 1842 [2021-11-13 00:01:04,725 INFO L226 Difference]: Without dead ends: 1840 [2021-11-13 00:01:04,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 00:01:04,727 INFO L933 BasicCegarLoop]: 2427 mSDtfsCounter, 2307 mSDsluCounter, 4850 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.92ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2309 SdHoareTripleChecker+Valid, 7277 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.52ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.96ms IncrementalHoareTripleChecker+Time [2021-11-13 00:01:04,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2309 Valid, 7277 Invalid, 2 Unknown, 0 Unchecked, 11.52ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 10.96ms Time] [2021-11-13 00:01:04,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2021-11-13 00:01:04,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1840. [2021-11-13 00:01:04,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1840 states, 1177 states have (on average 1.2047578589634664) internal successors, (1418), 1212 states have internal predecessors, (1418), 519 states have call successors, (519), 127 states have call predecessors, (519), 126 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-13 00:01:04,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 2454 transitions. [2021-11-13 00:01:04,969 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 2454 transitions. Word has length 139 [2021-11-13 00:01:04,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 00:01:04,970 INFO L470 AbstractCegarLoop]: Abstraction has 1840 states and 2454 transitions. [2021-11-13 00:01:04,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 5 states have internal predecessors, (143), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2021-11-13 00:01:04,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2454 transitions. [2021-11-13 00:01:04,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-13 00:01:04,973 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 00:01:04,973 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 00:01:05,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-11-13 00:01:05,187 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 00:01:05,188 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-13 00:01:05,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 00:01:05,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1450126812, now seen corresponding path program 1 times [2021-11-13 00:01:05,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 00:01:05,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [775413288] [2021-11-13 00:01:05,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 00:01:05,201 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 00:01:05,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 00:01:05,202 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 00:01:05,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-11-13 00:01:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 00:01:35,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 5183 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-13 00:01:35,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 00:01:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-13 00:01:37,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 00:01:37,697 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-13 00:01:37,697 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 00:01:37,698 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [775413288] [2021-11-13 00:01:37,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [775413288] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 00:01:37,698 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 00:01:37,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 4 [2021-11-13 00:01:37,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341603569] [2021-11-13 00:01:37,698 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 00:01:37,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 00:01:37,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 00:01:37,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 00:01:37,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 00:01:37,699 INFO L87 Difference]: Start difference. First operand 1840 states and 2454 transitions. Second operand has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-13 00:01:37,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 00:01:37,876 INFO L93 Difference]: Finished difference Result 3590 states and 4891 transitions. [2021-11-13 00:01:37,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-13 00:01:37,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 182 [2021-11-13 00:01:37,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 00:01:37,885 INFO L225 Difference]: With dead ends: 3590 [2021-11-13 00:01:37,885 INFO L226 Difference]: Without dead ends: 1836 [2021-11-13 00:01:37,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-13 00:01:37,896 INFO L933 BasicCegarLoop]: 2423 mSDtfsCounter, 2356 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2356 SdHoareTripleChecker+Valid, 2423 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.99ms SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.93ms IncrementalHoareTripleChecker+Time [2021-11-13 00:01:37,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2356 Valid, 2423 Invalid, 23 Unknown, 0 Unchecked, 3.99ms Time], IncrementalHoareTripleChecker [22 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 23.93ms Time] [2021-11-13 00:01:37,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1836 states. [2021-11-13 00:01:38,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1836 to 1836. [2021-11-13 00:01:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1836 states, 1174 states have (on average 1.2035775127768313) internal successors, (1413), 1208 states have internal predecessors, (1413), 519 states have call successors, (519), 127 states have call predecessors, (519), 126 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-13 00:01:38,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1836 states and 2449 transitions. [2021-11-13 00:01:38,117 INFO L78 Accepts]: Start accepts. Automaton has 1836 states and 2449 transitions. Word has length 182 [2021-11-13 00:01:38,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 00:01:38,117 INFO L470 AbstractCegarLoop]: Abstraction has 1836 states and 2449 transitions. [2021-11-13 00:01:38,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 3 states have call successors, (42), 3 states have call predecessors, (42), 2 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-13 00:01:38,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2449 transitions. [2021-11-13 00:01:38,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 00:01:38,120 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 00:01:38,120 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 00:01:38,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-11-13 00:01:38,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 00:01:38,343 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-13 00:01:38,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 00:01:38,344 INFO L85 PathProgramCache]: Analyzing trace with hash 15087797, now seen corresponding path program 1 times [2021-11-13 00:01:38,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 00:01:38,354 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [20749739] [2021-11-13 00:01:38,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 00:01:38,354 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 00:01:38,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 00:01:38,355 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 00:01:38,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-11-13 00:02:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 00:02:03,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 4885 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 00:02:03,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 00:02:04,424 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 00:02:04,424 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 00:02:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-13 00:02:04,970 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-13 00:02:04,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [20749739] [2021-11-13 00:02:04,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [20749739] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 00:02:04,970 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 00:02:04,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 4] imperfect sequences [] total 5 [2021-11-13 00:02:04,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812532713] [2021-11-13 00:02:04,970 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 00:02:04,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 00:02:04,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-13 00:02:04,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 00:02:04,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-13 00:02:04,971 INFO L87 Difference]: Start difference. First operand 1836 states and 2449 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-13 00:02:05,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 00:02:05,152 INFO L93 Difference]: Finished difference Result 1836 states and 2449 transitions. [2021-11-13 00:02:05,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 00:02:05,154 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 145 [2021-11-13 00:02:05,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 00:02:05,160 INFO L225 Difference]: With dead ends: 1836 [2021-11-13 00:02:05,160 INFO L226 Difference]: Without dead ends: 1834 [2021-11-13 00:02:05,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 00:02:05,162 INFO L933 BasicCegarLoop]: 2420 mSDtfsCounter, 2297 mSDsluCounter, 2418 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2299 SdHoareTripleChecker+Valid, 4838 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.55ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.34ms IncrementalHoareTripleChecker+Time [2021-11-13 00:02:05,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2299 Valid, 4838 Invalid, 2 Unknown, 0 Unchecked, 7.55ms Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 7.34ms Time] [2021-11-13 00:02:05,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1834 states. [2021-11-13 00:02:05,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1834 to 1834. [2021-11-13 00:02:05,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1834 states, 1173 states have (on average 1.2028985507246377) internal successors, (1411), 1206 states have internal predecessors, (1411), 519 states have call successors, (519), 127 states have call predecessors, (519), 126 states have return successors, (517), 514 states have call predecessors, (517), 517 states have call successors, (517) [2021-11-13 00:02:05,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1834 states and 2447 transitions. [2021-11-13 00:02:05,393 INFO L78 Accepts]: Start accepts. Automaton has 1834 states and 2447 transitions. Word has length 145 [2021-11-13 00:02:05,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 00:02:05,394 INFO L470 AbstractCegarLoop]: Abstraction has 1834 states and 2447 transitions. [2021-11-13 00:02:05,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (45), 2 states have call predecessors, (45), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-13 00:02:05,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2447 transitions. [2021-11-13 00:02:05,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 00:02:05,396 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 00:02:05,396 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 00:02:05,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-11-13 00:02:05,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-13 00:02:05,619 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2021-11-13 00:02:05,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 00:02:05,620 INFO L85 PathProgramCache]: Analyzing trace with hash -683522495, now seen corresponding path program 1 times [2021-11-13 00:02:05,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-13 00:02:05,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1096837061] [2021-11-13 00:02:05,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 00:02:05,637 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 00:02:05,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat [2021-11-13 00:02:05,638 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 00:02:05,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a6c757-3e64-4ceb-baf2-23db93f54e58/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process