./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--usb--host--isp116x-hcd.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur --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 9d4cee005db193e9c1facb47684505767d12f23c1b879219be0e7ba3c7b775ac --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:15:06,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:15:06,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:15:06,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:15:06,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:15:06,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:15:06,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:15:06,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:15:06,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:15:06,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:15:06,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:15:06,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:15:06,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:15:06,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:15:06,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:15:06,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:15:06,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:15:06,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:15:06,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:15:06,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:15:06,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:15:06,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:15:06,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:15:06,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:15:06,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:15:06,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:15:06,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:15:06,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:15:06,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:15:06,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:15:06,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:15:06,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:15:06,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:15:06,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:15:06,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:15:06,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:15:06,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:15:06,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:15:06,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:15:06,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:15:06,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:15:06,972 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:15:07,036 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:15:07,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:15:07,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:15:07,039 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:15:07,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:15:07,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:15:07,041 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:15:07,041 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:15:07,041 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:15:07,041 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:15:07,043 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:15:07,043 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:15:07,043 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:15:07,044 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:15:07,044 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:15:07,044 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:15:07,045 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:15:07,045 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:15:07,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:15:07,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:15:07,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:15:07,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:15:07,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:15:07,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:15:07,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:15:07,048 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:15:07,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:15:07,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:15:07,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:15:07,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:15:07,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:15:07,050 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:15:07,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:15:07,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:15:07,051 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:15:07,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:15:07,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:15:07,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:15:07,052 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d4cee005db193e9c1facb47684505767d12f23c1b879219be0e7ba3c7b775ac [2022-11-25 22:15:07,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:15:07,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:15:07,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:15:07,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:15:07,496 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:15:07,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i [2022-11-25 22:15:10,940 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:15:11,633 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:15:11,634 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i [2022-11-25 22:15:11,689 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/data/40ca75b43/c92a3bff2e4348bfae5bd56992fc96e1/FLAG8a5f40045 [2022-11-25 22:15:11,710 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/data/40ca75b43/c92a3bff2e4348bfae5bd56992fc96e1 [2022-11-25 22:15:11,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:15:11,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:15:11,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:15:11,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:15:11,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:15:11,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:15:11" (1/1) ... [2022-11-25 22:15:11,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@739c44fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:11, skipping insertion in model container [2022-11-25 22:15:11,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:15:11" (1/1) ... [2022-11-25 22:15:11,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:15:11,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:15:13,070 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 22:15:13,079 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 22:15:13,091 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:15:13,098 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:15:13,274 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:15:13,284 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 22:15:13,299 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:15:13,310 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 22:15:13,322 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:15:13,627 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:15:13,631 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:15:13,850 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,852 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,854 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,855 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,856 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,857 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,858 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,864 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,865 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,866 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,866 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,867 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,868 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,869 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,869 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,870 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,871 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,872 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,873 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,874 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,880 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,881 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,882 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,882 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,883 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,884 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:13,894 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,906 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,908 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,912 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,916 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,920 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,932 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,937 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,941 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,943 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,945 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,947 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,949 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,951 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,954 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,956 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,958 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,960 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,962 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,964 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,966 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,968 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,970 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,972 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:13,973 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,019 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,030 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-11-25 22:15:14,030 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_giveback_urb [2022-11-25 22:15:14,033 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,045 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,056 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,090 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,094 WARN L623 FunctionHandler]: Unknown extern function usb_hc_died [2022-11-25 22:15:14,095 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:15:14,096 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,097 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_resume_root_hub [2022-11-25 22:15:14,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,113 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:15:14,113 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_link_urb_to_ep [2022-11-25 22:15:14,114 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:15:14,117 WARN L623 FunctionHandler]: Unknown extern function usb_calc_bus_time [2022-11-25 22:15:14,121 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,124 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-11-25 22:15:14,131 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_check_unlink_urb [2022-11-25 22:15:14,132 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:15:14,140 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:14,141 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,142 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:15:14,175 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:15:14,181 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:15:14,182 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:14,194 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,197 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,200 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,211 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,212 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,214 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,215 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,217 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,221 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,223 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,225 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,227 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,229 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,230 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,234 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,236 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,237 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,238 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,243 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,246 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,259 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,260 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,262 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,269 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:14,282 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:14,297 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:14,299 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:14,300 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:14,301 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:14,306 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 22:15:14,313 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-11-25 22:15:14,318 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-11-25 22:15:14,324 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:15:14,325 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:15:14,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,335 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:15:14,335 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:14,336 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,337 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,349 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,364 WARN L623 FunctionHandler]: Unknown extern function device_init_wakeup [2022-11-25 22:15:14,372 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:14,372 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:14,378 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:14,381 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,382 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,383 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:14,392 WARN L623 FunctionHandler]: Unknown extern function usb_remove_hcd [2022-11-25 22:15:14,392 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:14,393 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:14,393 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:14,393 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:14,394 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-11-25 22:15:14,399 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-11-25 22:15:14,399 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:14,400 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:14,401 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:14,407 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:14,408 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 22:15:14,413 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 22:15:14,420 WARN L623 FunctionHandler]: Unknown extern function usb_create_hcd [2022-11-25 22:15:14,422 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:15:14,422 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,424 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,424 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,425 WARN L623 FunctionHandler]: Unknown extern function usb_add_hcd [2022-11-25 22:15:14,429 WARN L623 FunctionHandler]: Unknown extern function device_wakeup_enable [2022-11-25 22:15:14,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,430 WARN L623 FunctionHandler]: Unknown extern function usb_remove_hcd [2022-11-25 22:15:14,430 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-11-25 22:15:14,430 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:14,430 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:14,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:14,762 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 22:15:14,763 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 22:15:14,764 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 22:15:14,794 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:15:14,795 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,796 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,796 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,797 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,797 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,797 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,798 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,798 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,798 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,799 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,799 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,800 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,800 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,800 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,801 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:14,802 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-11-25 22:15:14,802 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-11-25 22:15:14,803 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:15:15,360 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:15:15,596 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:15:16,155 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364624,364637] [2022-11-25 22:15:16,162 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364769,364782] [2022-11-25 22:15:16,163 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364915,364928] [2022-11-25 22:15:16,163 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365080,365093] [2022-11-25 22:15:16,164 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365238,365251] [2022-11-25 22:15:16,164 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365396,365409] [2022-11-25 22:15:16,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365554,365567] [2022-11-25 22:15:16,166 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365714,365727] [2022-11-25 22:15:16,166 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365873,365886] [2022-11-25 22:15:16,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366012,366025] [2022-11-25 22:15:16,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366154,366167] [2022-11-25 22:15:16,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366303,366316] [2022-11-25 22:15:16,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366442,366455] [2022-11-25 22:15:16,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366597,366610] [2022-11-25 22:15:16,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366757,366770] [2022-11-25 22:15:16,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366908,366921] [2022-11-25 22:15:16,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367059,367072] [2022-11-25 22:15:16,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367211,367224] [2022-11-25 22:15:16,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367360,367373] [2022-11-25 22:15:16,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367508,367521] [2022-11-25 22:15:16,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367665,367678] [2022-11-25 22:15:16,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367814,367827] [2022-11-25 22:15:16,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367970,367983] [2022-11-25 22:15:16,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368123,368136] [2022-11-25 22:15:16,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368269,368282] [2022-11-25 22:15:16,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368412,368425] [2022-11-25 22:15:16,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368564,368577] [2022-11-25 22:15:16,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368710,368723] [2022-11-25 22:15:16,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368855,368868] [2022-11-25 22:15:16,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369009,369022] [2022-11-25 22:15:16,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369160,369173] [2022-11-25 22:15:16,182 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369315,369328] [2022-11-25 22:15:16,182 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369467,369480] [2022-11-25 22:15:16,185 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369622,369635] [2022-11-25 22:15:16,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369786,369799] [2022-11-25 22:15:16,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369942,369955] [2022-11-25 22:15:16,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370106,370119] [2022-11-25 22:15:16,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370248,370261] [2022-11-25 22:15:16,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370406,370419] [2022-11-25 22:15:16,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370573,370586] [2022-11-25 22:15:16,189 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370732,370745] [2022-11-25 22:15:16,190 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370891,370904] [2022-11-25 22:15:16,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371040,371053] [2022-11-25 22:15:16,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371187,371200] [2022-11-25 22:15:16,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371326,371339] [2022-11-25 22:15:16,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371489,371502] [2022-11-25 22:15:16,193 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371655,371668] [2022-11-25 22:15:16,196 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371819,371832] [2022-11-25 22:15:16,197 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371984,371997] [2022-11-25 22:15:16,197 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372149,372162] [2022-11-25 22:15:16,199 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372315,372328] [2022-11-25 22:15:16,199 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372480,372493] [2022-11-25 22:15:16,200 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372647,372660] [2022-11-25 22:15:16,200 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372807,372820] [2022-11-25 22:15:16,201 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372969,372982] [2022-11-25 22:15:16,202 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373128,373141] [2022-11-25 22:15:16,202 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373274,373287] [2022-11-25 22:15:16,203 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373417,373430] [2022-11-25 22:15:16,203 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373561,373574] [2022-11-25 22:15:16,204 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373704,373717] [2022-11-25 22:15:16,205 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373848,373861] [2022-11-25 22:15:16,205 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373989,374002] [2022-11-25 22:15:16,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374127,374140] [2022-11-25 22:15:16,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374285,374298] [2022-11-25 22:15:16,207 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374444,374457] [2022-11-25 22:15:16,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374600,374613] [2022-11-25 22:15:16,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374749,374762] [2022-11-25 22:15:16,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374901,374914] [2022-11-25 22:15:16,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375052,375065] [2022-11-25 22:15:16,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375201,375214] [2022-11-25 22:15:16,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375353,375366] [2022-11-25 22:15:16,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375501,375514] [2022-11-25 22:15:16,212 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375654,375667] [2022-11-25 22:15:16,212 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375805,375818] [2022-11-25 22:15:16,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375955,375968] [2022-11-25 22:15:16,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376102,376115] [2022-11-25 22:15:16,214 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376253,376266] [2022-11-25 22:15:16,214 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376404,376417] [2022-11-25 22:15:16,214 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376552,376565] [2022-11-25 22:15:16,215 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376718,376731] [2022-11-25 22:15:16,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376887,376900] [2022-11-25 22:15:16,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377054,377067] [2022-11-25 22:15:16,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377222,377235] [2022-11-25 22:15:16,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377372,377385] [2022-11-25 22:15:16,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377519,377532] [2022-11-25 22:15:16,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377680,377693] [2022-11-25 22:15:16,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377850,377863] [2022-11-25 22:15:16,227 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[378012,378025] [2022-11-25 22:15:16,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:15:16,276 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:15:16,376 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 22:15:16,376 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-11-25 22:15:16,377 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:15:16,377 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-11-25 22:15:16,379 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 22:15:16,379 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-11-25 22:15:16,380 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 22:15:16,380 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-11-25 22:15:16,381 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:15:16,385 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:15:16,386 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:15:16,419 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,419 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,420 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,420 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,420 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,421 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,421 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,422 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,423 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,423 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,423 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,424 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,424 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,424 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,425 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,425 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,426 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,426 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,427 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,427 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,427 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,428 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,428 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,428 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,429 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,429 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,433 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,434 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,438 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,439 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,441 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,443 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,445 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,446 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,447 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,447 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,454 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,455 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,457 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,458 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,459 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,463 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,464 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,465 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,466 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,468 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,469 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,470 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,472 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,498 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,505 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-11-25 22:15:16,505 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_giveback_urb [2022-11-25 22:15:16,508 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,529 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,602 WARN L623 FunctionHandler]: Unknown extern function usb_hc_died [2022-11-25 22:15:16,602 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:15:16,603 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,603 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_resume_root_hub [2022-11-25 22:15:16,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,609 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:15:16,610 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_link_urb_to_ep [2022-11-25 22:15:16,610 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:15:16,612 WARN L623 FunctionHandler]: Unknown extern function usb_calc_bus_time [2022-11-25 22:15:16,614 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,623 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_unlink_urb_from_ep [2022-11-25 22:15:16,624 WARN L623 FunctionHandler]: Unknown extern function usb_hcd_check_unlink_urb [2022-11-25 22:15:16,625 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:15:16,634 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:16,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,636 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:15:16,639 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:15:16,640 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:15:16,641 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:16,644 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,645 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,646 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,647 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,648 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,649 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,650 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,650 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,652 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,653 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,654 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,655 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,656 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,657 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,658 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,659 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,660 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,661 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,662 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,663 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,664 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,669 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,673 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,674 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,679 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,686 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,686 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,687 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,688 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-11-25 22:15:16,688 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-11-25 22:15:16,689 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-11-25 22:15:16,690 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-11-25 22:15:16,691 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:15:16,691 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-25 22:15:16,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,692 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:15:16,693 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:16,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,694 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,695 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,698 WARN L623 FunctionHandler]: Unknown extern function device_init_wakeup [2022-11-25 22:15:16,702 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:16,703 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:16,704 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:16,705 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,706 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,707 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:15:16,710 WARN L623 FunctionHandler]: Unknown extern function usb_remove_hcd [2022-11-25 22:15:16,711 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:16,711 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:16,712 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:16,713 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:16,713 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-11-25 22:15:16,714 WARN L623 FunctionHandler]: Unknown extern function usb_disabled [2022-11-25 22:15:16,715 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:16,715 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:16,715 WARN L623 FunctionHandler]: Unknown extern function platform_get_resource [2022-11-25 22:15:16,719 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-11-25 22:15:16,719 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 22:15:16,720 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-25 22:15:16,721 WARN L623 FunctionHandler]: Unknown extern function usb_create_hcd [2022-11-25 22:15:16,723 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:15:16,723 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,725 WARN L623 FunctionHandler]: Unknown extern function usb_add_hcd [2022-11-25 22:15:16,725 WARN L623 FunctionHandler]: Unknown extern function device_wakeup_enable [2022-11-25 22:15:16,725 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,726 WARN L623 FunctionHandler]: Unknown extern function usb_remove_hcd [2022-11-25 22:15:16,726 WARN L623 FunctionHandler]: Unknown extern function usb_put_hcd [2022-11-25 22:15:16,726 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:16,726 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-25 22:15:16,727 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:15:16,737 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-11-25 22:15:16,737 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-11-25 22:15:16,738 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-11-25 22:15:16,787 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:15:16,788 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,788 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,789 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,789 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,789 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,789 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,790 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,790 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,790 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,791 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,791 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,791 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,792 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,792 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,792 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:16,793 WARN L623 FunctionHandler]: Unknown extern function __platform_driver_register [2022-11-25 22:15:16,793 WARN L623 FunctionHandler]: Unknown extern function platform_driver_unregister [2022-11-25 22:15:16,794 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 22:15:16,819 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:15:16,831 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:15:16,855 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364624,364637] [2022-11-25 22:15:16,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364769,364782] [2022-11-25 22:15:16,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364915,364928] [2022-11-25 22:15:16,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365080,365093] [2022-11-25 22:15:16,857 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365238,365251] [2022-11-25 22:15:16,858 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365396,365409] [2022-11-25 22:15:16,864 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365554,365567] [2022-11-25 22:15:16,865 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365714,365727] [2022-11-25 22:15:16,865 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365873,365886] [2022-11-25 22:15:16,865 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366012,366025] [2022-11-25 22:15:16,866 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366154,366167] [2022-11-25 22:15:16,866 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366303,366316] [2022-11-25 22:15:16,867 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366442,366455] [2022-11-25 22:15:16,867 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366597,366610] [2022-11-25 22:15:16,868 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366757,366770] [2022-11-25 22:15:16,868 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366908,366921] [2022-11-25 22:15:16,868 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367059,367072] [2022-11-25 22:15:16,869 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367211,367224] [2022-11-25 22:15:16,869 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367360,367373] [2022-11-25 22:15:16,870 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367508,367521] [2022-11-25 22:15:16,870 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367665,367678] [2022-11-25 22:15:16,871 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367814,367827] [2022-11-25 22:15:16,871 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367970,367983] [2022-11-25 22:15:16,871 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368123,368136] [2022-11-25 22:15:16,872 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368269,368282] [2022-11-25 22:15:16,872 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368412,368425] [2022-11-25 22:15:16,873 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368564,368577] [2022-11-25 22:15:16,874 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368710,368723] [2022-11-25 22:15:16,875 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368855,368868] [2022-11-25 22:15:16,875 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369009,369022] [2022-11-25 22:15:16,876 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369160,369173] [2022-11-25 22:15:16,876 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369315,369328] [2022-11-25 22:15:16,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369467,369480] [2022-11-25 22:15:16,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369622,369635] [2022-11-25 22:15:16,877 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369786,369799] [2022-11-25 22:15:16,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369942,369955] [2022-11-25 22:15:16,878 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370106,370119] [2022-11-25 22:15:16,879 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370248,370261] [2022-11-25 22:15:16,879 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370406,370419] [2022-11-25 22:15:16,879 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370573,370586] [2022-11-25 22:15:16,881 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370732,370745] [2022-11-25 22:15:16,881 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370891,370904] [2022-11-25 22:15:16,882 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371040,371053] [2022-11-25 22:15:16,882 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371187,371200] [2022-11-25 22:15:16,888 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371326,371339] [2022-11-25 22:15:16,889 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371489,371502] [2022-11-25 22:15:16,889 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371655,371668] [2022-11-25 22:15:16,890 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371819,371832] [2022-11-25 22:15:16,890 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371984,371997] [2022-11-25 22:15:16,891 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372149,372162] [2022-11-25 22:15:16,891 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372315,372328] [2022-11-25 22:15:16,891 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372480,372493] [2022-11-25 22:15:16,892 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372647,372660] [2022-11-25 22:15:16,892 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372807,372820] [2022-11-25 22:15:16,893 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372969,372982] [2022-11-25 22:15:16,893 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373128,373141] [2022-11-25 22:15:16,894 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373274,373287] [2022-11-25 22:15:16,895 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373417,373430] [2022-11-25 22:15:16,895 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373561,373574] [2022-11-25 22:15:16,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373704,373717] [2022-11-25 22:15:16,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373848,373861] [2022-11-25 22:15:16,896 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373989,374002] [2022-11-25 22:15:16,897 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374127,374140] [2022-11-25 22:15:16,897 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374285,374298] [2022-11-25 22:15:16,898 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374444,374457] [2022-11-25 22:15:16,898 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374600,374613] [2022-11-25 22:15:16,899 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374749,374762] [2022-11-25 22:15:16,900 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374901,374914] [2022-11-25 22:15:16,900 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375052,375065] [2022-11-25 22:15:16,901 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375201,375214] [2022-11-25 22:15:16,907 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375353,375366] [2022-11-25 22:15:16,908 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375501,375514] [2022-11-25 22:15:16,908 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375654,375667] [2022-11-25 22:15:16,910 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375805,375818] [2022-11-25 22:15:16,910 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375955,375968] [2022-11-25 22:15:16,911 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376102,376115] [2022-11-25 22:15:16,911 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376253,376266] [2022-11-25 22:15:16,911 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376404,376417] [2022-11-25 22:15:16,913 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376552,376565] [2022-11-25 22:15:16,989 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376718,376731] [2022-11-25 22:15:16,990 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376887,376900] [2022-11-25 22:15:16,990 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377054,377067] [2022-11-25 22:15:16,991 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377222,377235] [2022-11-25 22:15:16,991 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377372,377385] [2022-11-25 22:15:16,991 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377519,377532] [2022-11-25 22:15:16,992 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377680,377693] [2022-11-25 22:15:16,992 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377850,377863] [2022-11-25 22:15:16,992 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[378012,378025] [2022-11-25 22:15:16,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:15:17,260 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:15:17,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17 WrapperNode [2022-11-25 22:15:17,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:15:17,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:15:17,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:15:17,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:15:17,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:17,430 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:17,665 INFO L138 Inliner]: procedures = 599, calls = 2936, calls flagged for inlining = 294, calls inlined = 217, statements flattened = 6259 [2022-11-25 22:15:17,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:15:17,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:15:17,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:15:17,667 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:15:17,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:17,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:17,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:17,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:17,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:17,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:18,012 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:18,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:18,077 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:15:18,078 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:15:18,078 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:15:18,078 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:15:18,079 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (1/1) ... [2022-11-25 22:15:18,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:15:18,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:15:18,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:15:18,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:15:18,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 22:15:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 22:15:18,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:15:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:15:18,182 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_get_frame [2022-11-25 22:15:18,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_get_frame [2022-11-25 22:15:18,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:15:18,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:15:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 22:15:18,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 22:15:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:15:18,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:15:18,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-25 22:15:18,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-25 22:15:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 22:15:18,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 22:15:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-25 22:15:18,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-25 22:15:18,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_isp116x [2022-11-25 22:15:18,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_isp116x [2022-11-25 22:15:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 22:15:18,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 22:15:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 22:15:18,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 22:15:18,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-25 22:15:18,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-25 22:15:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_read_reg32 [2022-11-25 22:15:18,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_read_reg32 [2022-11-25 22:15:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-25 22:15:18,186 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-25 22:15:18,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:15:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_raw_write_data16 [2022-11-25 22:15:18,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_raw_write_data16 [2022-11-25 22:15:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-25 22:15:18,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-25 22:15:18,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-25 22:15:18,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-25 22:15:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 22:15:18,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 22:15:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 22:15:18,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 22:15:18,188 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-11-25 22:15:18,188 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-11-25 22:15:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:15:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_read_data16 [2022-11-25 22:15:18,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_read_data16 [2022-11-25 22:15:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 22:15:18,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 22:15:18,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 22:15:18,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 22:15:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_122 [2022-11-25 22:15:18,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_122 [2022-11-25 22:15:18,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 22:15:18,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 22:15:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_hub_control [2022-11-25 22:15:18,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_hub_control [2022-11-25 22:15:18,191 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_reset [2022-11-25 22:15:18,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_reset [2022-11-25 22:15:18,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 22:15:18,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 22:15:18,192 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_isp116x [2022-11-25 22:15:18,192 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_isp116x [2022-11-25 22:15:18,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 22:15:18,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 22:15:18,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:15:18,193 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-25 22:15:18,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-25 22:15:18,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:15:18,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 22:15:18,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 22:15:18,194 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-25 22:15:18,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-25 22:15:18,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:15:18,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:15:18,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-25 22:15:18,194 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:15:18,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-25 22:15:18,195 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2022-11-25 22:15:18,195 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_hcd [2022-11-25 22:15:18,195 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_bus_resume [2022-11-25 22:15:18,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_bus_resume [2022-11-25 22:15:18,195 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 22:15:18,195 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 22:15:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 22:15:18,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 22:15:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_start [2022-11-25 22:15:18,196 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_start [2022-11-25 22:15:18,196 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-25 22:15:18,196 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-25 22:15:18,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:15:18,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:15:18,197 INFO L130 BoogieDeclarations]: Found specification of procedure finish_request [2022-11-25 22:15:18,197 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_request [2022-11-25 22:15:18,197 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_reg16 [2022-11-25 22:15:18,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_reg16 [2022-11-25 22:15:18,198 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 22:15:18,198 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 22:15:18,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:15:18,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:15:18,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:15:18,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:15:18,199 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-25 22:15:18,199 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-25 22:15:18,199 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_reg32 [2022-11-25 22:15:18,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_reg32 [2022-11-25 22:15:18,199 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_sw_reset [2022-11-25 22:15:18,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_sw_reset [2022-11-25 22:15:18,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-25 22:15:18,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-25 22:15:18,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_isp116x [2022-11-25 22:15:18,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_isp116x [2022-11-25 22:15:18,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-11-25 22:15:18,200 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-11-25 22:15:18,201 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_addr [2022-11-25 22:15:18,201 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_addr [2022-11-25 22:15:18,201 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_to_hcd [2022-11-25 22:15:18,201 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_to_hcd [2022-11-25 22:15:18,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-25 22:15:18,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-25 22:15:18,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 22:15:18,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 22:15:18,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:15:18,203 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-25 22:15:18,204 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-25 22:15:18,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 22:15:18,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 22:15:18,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:15:18,204 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-25 22:15:18,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-25 22:15:18,205 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-25 22:15:18,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-25 22:15:18,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_101 [2022-11-25 22:15:18,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_101 [2022-11-25 22:15:18,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:15:18,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 22:15:18,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 22:15:18,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 22:15:18,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 22:15:18,206 INFO L130 BoogieDeclarations]: Found specification of procedure start_atl_transfers [2022-11-25 22:15:18,206 INFO L138 BoogieDeclarations]: Found implementation of procedure start_atl_transfers [2022-11-25 22:15:18,206 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-11-25 22:15:18,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-11-25 22:15:18,207 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_probe [2022-11-25 22:15:18,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_probe [2022-11-25 22:15:18,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 22:15:18,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 22:15:18,207 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_data16 [2022-11-25 22:15:18,208 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_data16 [2022-11-25 22:15:18,208 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-25 22:15:18,208 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-25 22:15:18,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 22:15:18,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 22:15:18,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 22:15:18,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 22:15:18,209 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:18,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:15:18,209 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 22:15:18,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 22:15:18,209 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-25 22:15:18,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-25 22:15:18,210 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 22:15:18,210 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 22:15:18,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:15:18,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 22:15:18,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 22:15:18,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:15:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:15:18,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_96 [2022-11-25 22:15:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_96 [2022-11-25 22:15:18,211 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_read_reg16 [2022-11-25 22:15:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_read_reg16 [2022-11-25 22:15:18,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 22:15:18,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 22:15:18,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_95 [2022-11-25 22:15:18,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_95 [2022-11-25 22:15:18,212 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_stop [2022-11-25 22:15:18,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_stop [2022-11-25 22:15:18,212 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_bus_suspend [2022-11-25 22:15:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_bus_suspend [2022-11-25 22:15:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_raw_read_data16 [2022-11-25 22:15:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_raw_read_data16 [2022-11-25 22:15:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 22:15:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 22:15:18,213 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_resume [2022-11-25 22:15:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_resume [2022-11-25 22:15:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 22:15:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 22:15:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-25 22:15:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-25 22:15:18,214 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-11-25 22:15:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-11-25 22:15:18,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_121 [2022-11-25 22:15:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_121 [2022-11-25 22:15:18,215 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_remove [2022-11-25 22:15:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_remove [2022-11-25 22:15:18,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:15:18,216 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-25 22:15:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-25 22:15:18,216 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-11-25 22:15:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-11-25 22:15:19,290 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:15:19,305 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:15:19,744 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:15:26,985 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:15:28,599 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:15:28,600 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-25 22:15:28,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:15:28 BoogieIcfgContainer [2022-11-25 22:15:28,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:15:28,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:15:28,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:15:28,615 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:15:28,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:15:11" (1/3) ... [2022-11-25 22:15:28,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2bad03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:15:28, skipping insertion in model container [2022-11-25 22:15:28,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:15:17" (2/3) ... [2022-11-25 22:15:28,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f2bad03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:15:28, skipping insertion in model container [2022-11-25 22:15:28,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:15:28" (3/3) ... [2022-11-25 22:15:28,619 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i [2022-11-25 22:15:28,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:15:28,646 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-11-25 22:15:28,772 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:15:28,782 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@635ca24b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:15:28,783 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-11-25 22:15:28,797 INFO L276 IsEmpty]: Start isEmpty. Operand has 1602 states, 934 states have (on average 1.3340471092077089) internal successors, (1246), 1004 states have internal predecessors, (1246), 547 states have call successors, (547), 94 states have call predecessors, (547), 93 states have return successors, (540), 532 states have call predecessors, (540), 540 states have call successors, (540) [2022-11-25 22:15:28,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-25 22:15:28,811 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:15:28,812 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:15:28,812 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:15:28,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:15:28,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1043739484, now seen corresponding path program 1 times [2022-11-25 22:15:28,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:15:28,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233713228] [2022-11-25 22:15:28,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:15:28,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:15:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:15:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:15:30,279 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:15:30,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233713228] [2022-11-25 22:15:30,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233713228] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:15:30,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:15:30,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:15:30,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218494505] [2022-11-25 22:15:30,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:15:30,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:15:30,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:15:30,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:15:30,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:15:30,368 INFO L87 Difference]: Start difference. First operand has 1602 states, 934 states have (on average 1.3340471092077089) internal successors, (1246), 1004 states have internal predecessors, (1246), 547 states have call successors, (547), 94 states have call predecessors, (547), 93 states have return successors, (540), 532 states have call predecessors, (540), 540 states have call successors, (540) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 22:15:35,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:15:39,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:15:40,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:15:40,621 INFO L93 Difference]: Finished difference Result 4701 states and 7163 transitions. [2022-11-25 22:15:40,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:15:40,626 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2022-11-25 22:15:40,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:15:40,670 INFO L225 Difference]: With dead ends: 4701 [2022-11-25 22:15:40,670 INFO L226 Difference]: Without dead ends: 3092 [2022-11-25 22:15:40,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:15:40,707 INFO L413 NwaCegarLoop]: 2514 mSDtfsCounter, 2193 mSDsluCounter, 4520 mSDsCounter, 0 mSdLazyCounter, 886 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2195 SdHoareTripleChecker+Valid, 7034 SdHoareTripleChecker+Invalid, 887 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:15:40,708 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2195 Valid, 7034 Invalid, 887 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 886 Invalid, 0 Unknown, 0 Unchecked, 9.6s Time] [2022-11-25 22:15:40,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3092 states. [2022-11-25 22:15:41,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3092 to 2918. [2022-11-25 22:15:41,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 1715 states have (on average 1.3037900874635568) internal successors, (2236), 1816 states have internal predecessors, (2236), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-25 22:15:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 4286 transitions. [2022-11-25 22:15:41,113 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 4286 transitions. Word has length 47 [2022-11-25 22:15:41,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:15:41,115 INFO L495 AbstractCegarLoop]: Abstraction has 2918 states and 4286 transitions. [2022-11-25 22:15:41,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 22:15:41,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 4286 transitions. [2022-11-25 22:15:41,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-25 22:15:41,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:15:41,120 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:15:41,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:15:41,122 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:15:41,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:15:41,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1313783226, now seen corresponding path program 1 times [2022-11-25 22:15:41,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:15:41,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567085212] [2022-11-25 22:15:41,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:15:41,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:15:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:15:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:15:41,799 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:15:41,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567085212] [2022-11-25 22:15:41,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567085212] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:15:41,799 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:15:41,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:15:41,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330870457] [2022-11-25 22:15:41,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:15:41,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:15:41,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:15:41,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:15:41,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:15:41,804 INFO L87 Difference]: Start difference. First operand 2918 states and 4286 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:15:45,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:15:47,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:15:47,155 INFO L93 Difference]: Finished difference Result 2918 states and 4286 transitions. [2022-11-25 22:15:47,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:15:47,157 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2022-11-25 22:15:47,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:15:47,178 INFO L225 Difference]: With dead ends: 2918 [2022-11-25 22:15:47,179 INFO L226 Difference]: Without dead ends: 2916 [2022-11-25 22:15:47,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:15:47,183 INFO L413 NwaCegarLoop]: 1980 mSDtfsCounter, 2253 mSDsluCounter, 1980 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2255 SdHoareTripleChecker+Valid, 3960 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:15:47,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2255 Valid, 3960 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-11-25 22:15:47,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2916 states. [2022-11-25 22:15:47,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2916 to 2916. [2022-11-25 22:15:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2916 states, 1714 states have (on average 1.3033838973162193) internal successors, (2234), 1814 states have internal predecessors, (2234), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-25 22:15:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2916 states and 4284 transitions. [2022-11-25 22:15:47,402 INFO L78 Accepts]: Start accepts. Automaton has 2916 states and 4284 transitions. Word has length 52 [2022-11-25 22:15:47,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:15:47,403 INFO L495 AbstractCegarLoop]: Abstraction has 2916 states and 4284 transitions. [2022-11-25 22:15:47,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:15:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 4284 transitions. [2022-11-25 22:15:47,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-25 22:15:47,418 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:15:47,418 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:15:47,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:15:47,419 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:15:47,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:15:47,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1541158270, now seen corresponding path program 1 times [2022-11-25 22:15:47,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:15:47,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246147565] [2022-11-25 22:15:47,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:15:47,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:15:47,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:15:47,996 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:15:47,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:15:47,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246147565] [2022-11-25 22:15:47,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246147565] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:15:47,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:15:47,998 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:15:47,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736279130] [2022-11-25 22:15:47,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:15:47,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:15:47,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:15:48,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:15:48,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:15:48,001 INFO L87 Difference]: Start difference. First operand 2916 states and 4284 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 22:15:52,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:15:54,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:15:55,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:15:55,133 INFO L93 Difference]: Finished difference Result 2916 states and 4284 transitions. [2022-11-25 22:15:55,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:15:55,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-25 22:15:55,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:15:55,156 INFO L225 Difference]: With dead ends: 2916 [2022-11-25 22:15:55,156 INFO L226 Difference]: Without dead ends: 2914 [2022-11-25 22:15:55,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:15:55,160 INFO L413 NwaCegarLoop]: 1978 mSDtfsCounter, 2250 mSDsluCounter, 1978 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2252 SdHoareTripleChecker+Valid, 3956 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:15:55,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2252 Valid, 3956 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-11-25 22:15:55,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2914 states. [2022-11-25 22:15:55,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2914 to 2914. [2022-11-25 22:15:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 1713 states have (on average 1.3029772329246936) internal successors, (2232), 1812 states have internal predecessors, (2232), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-25 22:15:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 4282 transitions. [2022-11-25 22:15:55,403 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 4282 transitions. Word has length 57 [2022-11-25 22:15:55,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:15:55,403 INFO L495 AbstractCegarLoop]: Abstraction has 2914 states and 4282 transitions. [2022-11-25 22:15:55,404 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 22:15:55,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 4282 transitions. [2022-11-25 22:15:55,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-25 22:15:55,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:15:55,409 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:15:55,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:15:55,410 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:15:55,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:15:55,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1228562533, now seen corresponding path program 1 times [2022-11-25 22:15:55,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:15:55,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4794937] [2022-11-25 22:15:55,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:15:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:15:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:15:55,923 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:15:55,924 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:15:55,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4794937] [2022-11-25 22:15:55,924 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4794937] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:15:55,924 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:15:55,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:15:55,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436778197] [2022-11-25 22:15:55,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:15:55,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:15:55,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:15:55,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:15:55,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:15:55,927 INFO L87 Difference]: Start difference. First operand 2914 states and 4282 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:15:59,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:01,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:02,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:02,981 INFO L93 Difference]: Finished difference Result 2914 states and 4282 transitions. [2022-11-25 22:16:02,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:16:02,984 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2022-11-25 22:16:02,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:03,008 INFO L225 Difference]: With dead ends: 2914 [2022-11-25 22:16:03,008 INFO L226 Difference]: Without dead ends: 2912 [2022-11-25 22:16:03,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:16:03,012 INFO L413 NwaCegarLoop]: 1976 mSDtfsCounter, 2247 mSDsluCounter, 1976 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2249 SdHoareTripleChecker+Valid, 3952 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:03,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2249 Valid, 3952 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2022-11-25 22:16:03,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2912 states. [2022-11-25 22:16:03,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2912 to 2912. [2022-11-25 22:16:03,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2912 states, 1712 states have (on average 1.3025700934579438) internal successors, (2230), 1810 states have internal predecessors, (2230), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-25 22:16:03,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2912 states and 4280 transitions. [2022-11-25 22:16:03,343 INFO L78 Accepts]: Start accepts. Automaton has 2912 states and 4280 transitions. Word has length 62 [2022-11-25 22:16:03,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:03,343 INFO L495 AbstractCegarLoop]: Abstraction has 2912 states and 4280 transitions. [2022-11-25 22:16:03,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:16:03,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 4280 transitions. [2022-11-25 22:16:03,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-25 22:16:03,347 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:03,347 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:16:03,347 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:16:03,349 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:03,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:03,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1007326539, now seen corresponding path program 1 times [2022-11-25 22:16:03,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:03,350 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662521273] [2022-11-25 22:16:03,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:03,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:03,734 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-25 22:16:03,735 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:03,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662521273] [2022-11-25 22:16:03,735 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662521273] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:03,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:03,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:16:03,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106881858] [2022-11-25 22:16:03,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:03,736 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:16:03,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:03,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:16:03,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:16:03,738 INFO L87 Difference]: Start difference. First operand 2912 states and 4280 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:16:07,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:08,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:08,380 INFO L93 Difference]: Finished difference Result 5956 states and 8734 transitions. [2022-11-25 22:16:08,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:16:08,382 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 72 [2022-11-25 22:16:08,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:08,405 INFO L225 Difference]: With dead ends: 5956 [2022-11-25 22:16:08,405 INFO L226 Difference]: Without dead ends: 3060 [2022-11-25 22:16:08,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:16:08,424 INFO L413 NwaCegarLoop]: 1997 mSDtfsCounter, 2257 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2259 SdHoareTripleChecker+Valid, 2081 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:08,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2259 Valid, 2081 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 308 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2022-11-25 22:16:08,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3060 states. [2022-11-25 22:16:08,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3060 to 3052. [2022-11-25 22:16:08,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3052 states, 1785 states have (on average 1.2980392156862746) internal successors, (2317), 1888 states have internal predecessors, (2317), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:08,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 3052 states and 4467 transitions. [2022-11-25 22:16:08,735 INFO L78 Accepts]: Start accepts. Automaton has 3052 states and 4467 transitions. Word has length 72 [2022-11-25 22:16:08,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:08,736 INFO L495 AbstractCegarLoop]: Abstraction has 3052 states and 4467 transitions. [2022-11-25 22:16:08,736 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:16:08,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 4467 transitions. [2022-11-25 22:16:08,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-25 22:16:08,738 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:08,738 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:16:08,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 22:16:08,739 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:08,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:08,739 INFO L85 PathProgramCache]: Analyzing trace with hash 491584082, now seen corresponding path program 1 times [2022-11-25 22:16:08,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:08,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731027098] [2022-11-25 22:16:08,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:08,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:16:09,185 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:09,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731027098] [2022-11-25 22:16:09,186 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731027098] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:09,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:09,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:16:09,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714814582] [2022-11-25 22:16:09,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:09,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:16:09,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:09,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:16:09,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:16:09,188 INFO L87 Difference]: Start difference. First operand 3052 states and 4467 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:16:13,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:14,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:14,920 INFO L93 Difference]: Finished difference Result 3060 states and 4477 transitions. [2022-11-25 22:16:14,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:16:14,922 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 67 [2022-11-25 22:16:14,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:14,939 INFO L225 Difference]: With dead ends: 3060 [2022-11-25 22:16:14,939 INFO L226 Difference]: Without dead ends: 3058 [2022-11-25 22:16:14,941 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:16:14,942 INFO L413 NwaCegarLoop]: 1994 mSDtfsCounter, 2238 mSDsluCounter, 2078 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2242 SdHoareTripleChecker+Valid, 4072 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:14,943 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2242 Valid, 4072 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 599 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2022-11-25 22:16:14,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3058 states. [2022-11-25 22:16:15,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3058 to 3050. [2022-11-25 22:16:15,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3050 states, 1784 states have (on average 1.2976457399103138) internal successors, (2315), 1886 states have internal predecessors, (2315), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:15,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 3050 states and 4465 transitions. [2022-11-25 22:16:15,209 INFO L78 Accepts]: Start accepts. Automaton has 3050 states and 4465 transitions. Word has length 67 [2022-11-25 22:16:15,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:15,210 INFO L495 AbstractCegarLoop]: Abstraction has 3050 states and 4465 transitions. [2022-11-25 22:16:15,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:16:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 4465 transitions. [2022-11-25 22:16:15,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-25 22:16:15,214 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:15,214 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:16:15,214 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 22:16:15,214 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:15,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:15,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1757681954, now seen corresponding path program 1 times [2022-11-25 22:16:15,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:15,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087420962] [2022-11-25 22:16:15,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:15,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-25 22:16:15,614 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:15,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087420962] [2022-11-25 22:16:15,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087420962] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:16:15,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502247084] [2022-11-25 22:16:15,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:15,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:16:15,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:16:15,623 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:16:15,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:16:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:16,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 3050 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 22:16:16,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:16:16,953 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-25 22:16:16,953 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:16:16,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502247084] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:16,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:16:16,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-25 22:16:16,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273273721] [2022-11-25 22:16:16,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:16,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:16:16,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:16,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:16:16,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:16:16,957 INFO L87 Difference]: Start difference. First operand 3050 states and 4465 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:16:19,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:20,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:20,240 INFO L93 Difference]: Finished difference Result 6078 states and 8898 transitions. [2022-11-25 22:16:20,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:16:20,242 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 77 [2022-11-25 22:16:20,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:20,266 INFO L225 Difference]: With dead ends: 6078 [2022-11-25 22:16:20,266 INFO L226 Difference]: Without dead ends: 3044 [2022-11-25 22:16:20,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:16:20,284 INFO L413 NwaCegarLoop]: 1965 mSDtfsCounter, 2243 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2243 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:20,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2243 Valid, 1965 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-25 22:16:20,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3044 states. [2022-11-25 22:16:20,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3044 to 3044. [2022-11-25 22:16:20,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3044 states, 1779 states have (on average 1.2962338392355255) internal successors, (2306), 1880 states have internal predecessors, (2306), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:20,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 3044 states and 4456 transitions. [2022-11-25 22:16:20,578 INFO L78 Accepts]: Start accepts. Automaton has 3044 states and 4456 transitions. Word has length 77 [2022-11-25 22:16:20,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:20,579 INFO L495 AbstractCegarLoop]: Abstraction has 3044 states and 4456 transitions. [2022-11-25 22:16:20,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:16:20,579 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 4456 transitions. [2022-11-25 22:16:20,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-25 22:16:20,581 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:20,581 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:16:20,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:16:20,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-25 22:16:20,794 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:20,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:20,795 INFO L85 PathProgramCache]: Analyzing trace with hash 232502398, now seen corresponding path program 1 times [2022-11-25 22:16:20,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:20,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817595479] [2022-11-25 22:16:20,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:20,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:20,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:16:21,230 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:21,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817595479] [2022-11-25 22:16:21,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817595479] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:21,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:21,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:16:21,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142601176] [2022-11-25 22:16:21,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:21,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:16:21,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:21,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:16:21,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:16:21,234 INFO L87 Difference]: Start difference. First operand 3044 states and 4456 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:16:26,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:27,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:27,470 INFO L93 Difference]: Finished difference Result 3044 states and 4456 transitions. [2022-11-25 22:16:27,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:16:27,472 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 72 [2022-11-25 22:16:27,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:27,490 INFO L225 Difference]: With dead ends: 3044 [2022-11-25 22:16:27,491 INFO L226 Difference]: Without dead ends: 3042 [2022-11-25 22:16:27,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:16:27,494 INFO L413 NwaCegarLoop]: 1962 mSDtfsCounter, 2231 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2233 SdHoareTripleChecker+Valid, 3924 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:27,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2233 Valid, 3924 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2022-11-25 22:16:27,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3042 states. [2022-11-25 22:16:27,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3042 to 3042. [2022-11-25 22:16:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3042 states, 1778 states have (on average 1.295838020247469) internal successors, (2304), 1878 states have internal predecessors, (2304), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:27,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 3042 states and 4454 transitions. [2022-11-25 22:16:27,789 INFO L78 Accepts]: Start accepts. Automaton has 3042 states and 4454 transitions. Word has length 72 [2022-11-25 22:16:27,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:27,790 INFO L495 AbstractCegarLoop]: Abstraction has 3042 states and 4454 transitions. [2022-11-25 22:16:27,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:16:27,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 4454 transitions. [2022-11-25 22:16:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-25 22:16:27,792 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:27,792 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:16:27,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 22:16:27,793 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:27,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:27,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1961715133, now seen corresponding path program 1 times [2022-11-25 22:16:27,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:27,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682382290] [2022-11-25 22:16:27,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:27,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:28,297 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:16:28,297 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:28,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682382290] [2022-11-25 22:16:28,297 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682382290] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:28,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:28,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:16:28,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170917597] [2022-11-25 22:16:28,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:28,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:16:28,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:28,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:16:28,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:16:28,302 INFO L87 Difference]: Start difference. First operand 3042 states and 4454 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 22:16:31,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:33,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:34,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:34,766 INFO L93 Difference]: Finished difference Result 3042 states and 4454 transitions. [2022-11-25 22:16:34,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:16:34,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 77 [2022-11-25 22:16:34,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:34,786 INFO L225 Difference]: With dead ends: 3042 [2022-11-25 22:16:34,786 INFO L226 Difference]: Without dead ends: 3040 [2022-11-25 22:16:34,789 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:16:34,789 INFO L413 NwaCegarLoop]: 1960 mSDtfsCounter, 2228 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2230 SdHoareTripleChecker+Valid, 3920 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:34,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2230 Valid, 3920 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 584 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2022-11-25 22:16:34,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3040 states. [2022-11-25 22:16:35,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3040 to 3040. [2022-11-25 22:16:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3040 states, 1777 states have (on average 1.2954417557681486) internal successors, (2302), 1876 states have internal predecessors, (2302), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:35,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 3040 states and 4452 transitions. [2022-11-25 22:16:35,158 INFO L78 Accepts]: Start accepts. Automaton has 3040 states and 4452 transitions. Word has length 77 [2022-11-25 22:16:35,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:35,159 INFO L495 AbstractCegarLoop]: Abstraction has 3040 states and 4452 transitions. [2022-11-25 22:16:35,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 22:16:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 4452 transitions. [2022-11-25 22:16:35,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-25 22:16:35,163 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:35,163 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:16:35,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 22:16:35,164 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:35,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:35,164 INFO L85 PathProgramCache]: Analyzing trace with hash 885889559, now seen corresponding path program 1 times [2022-11-25 22:16:35,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:35,165 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840092893] [2022-11-25 22:16:35,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:35,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:35,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:16:35,627 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:35,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840092893] [2022-11-25 22:16:35,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840092893] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:35,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:35,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:16:35,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853786396] [2022-11-25 22:16:35,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:35,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:16:35,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:35,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:16:35,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:16:35,630 INFO L87 Difference]: Start difference. First operand 3040 states and 4452 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:16:39,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:41,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:42,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:42,542 INFO L93 Difference]: Finished difference Result 3040 states and 4452 transitions. [2022-11-25 22:16:42,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:16:42,544 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 82 [2022-11-25 22:16:42,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:42,563 INFO L225 Difference]: With dead ends: 3040 [2022-11-25 22:16:42,564 INFO L226 Difference]: Without dead ends: 3038 [2022-11-25 22:16:42,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:16:42,568 INFO L413 NwaCegarLoop]: 1958 mSDtfsCounter, 2229 mSDsluCounter, 1954 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 3912 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:42,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2231 Valid, 3912 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 584 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2022-11-25 22:16:42,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3038 states. [2022-11-25 22:16:42,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3038 to 3038. [2022-11-25 22:16:42,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3038 states, 1776 states have (on average 1.295045045045045) internal successors, (2300), 1874 states have internal predecessors, (2300), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 3038 states and 4450 transitions. [2022-11-25 22:16:42,998 INFO L78 Accepts]: Start accepts. Automaton has 3038 states and 4450 transitions. Word has length 82 [2022-11-25 22:16:42,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:42,999 INFO L495 AbstractCegarLoop]: Abstraction has 3038 states and 4450 transitions. [2022-11-25 22:16:43,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:16:43,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 4450 transitions. [2022-11-25 22:16:43,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-25 22:16:43,001 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:43,002 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:16:43,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 22:16:43,002 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:43,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:43,003 INFO L85 PathProgramCache]: Analyzing trace with hash 936476378, now seen corresponding path program 1 times [2022-11-25 22:16:43,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:43,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408540328] [2022-11-25 22:16:43,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:43,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:43,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:43,397 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:16:43,398 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:43,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408540328] [2022-11-25 22:16:43,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408540328] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:43,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:43,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:16:43,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730553949] [2022-11-25 22:16:43,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:43,400 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:16:43,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:43,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:16:43,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:16:43,402 INFO L87 Difference]: Start difference. First operand 3038 states and 4450 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:16:48,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:49,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:50,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:50,389 INFO L93 Difference]: Finished difference Result 3038 states and 4450 transitions. [2022-11-25 22:16:50,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:16:50,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2022-11-25 22:16:50,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:50,403 INFO L225 Difference]: With dead ends: 3038 [2022-11-25 22:16:50,403 INFO L226 Difference]: Without dead ends: 3036 [2022-11-25 22:16:50,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:16:50,405 INFO L413 NwaCegarLoop]: 1956 mSDtfsCounter, 2221 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 3912 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:50,406 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2223 Valid, 3912 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-11-25 22:16:50,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3036 states. [2022-11-25 22:16:50,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3036 to 3036. [2022-11-25 22:16:50,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3036 states, 1775 states have (on average 1.2946478873239438) internal successors, (2298), 1872 states have internal predecessors, (2298), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:50,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3036 states to 3036 states and 4448 transitions. [2022-11-25 22:16:50,762 INFO L78 Accepts]: Start accepts. Automaton has 3036 states and 4448 transitions. Word has length 84 [2022-11-25 22:16:50,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:50,763 INFO L495 AbstractCegarLoop]: Abstraction has 3036 states and 4448 transitions. [2022-11-25 22:16:50,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:16:50,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3036 states and 4448 transitions. [2022-11-25 22:16:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-25 22:16:50,765 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:50,765 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:16:50,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 22:16:50,766 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:50,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:50,766 INFO L85 PathProgramCache]: Analyzing trace with hash 2006786076, now seen corresponding path program 1 times [2022-11-25 22:16:50,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:50,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488074065] [2022-11-25 22:16:50,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:50,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:51,234 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:16:51,234 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:51,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488074065] [2022-11-25 22:16:51,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488074065] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:51,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:51,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:16:51,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944481816] [2022-11-25 22:16:51,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:51,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:16:51,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:51,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:16:51,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:16:51,237 INFO L87 Difference]: Start difference. First operand 3036 states and 4448 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 22:16:55,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:56,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:16:57,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:16:57,606 INFO L93 Difference]: Finished difference Result 3036 states and 4448 transitions. [2022-11-25 22:16:57,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:16:57,609 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 89 [2022-11-25 22:16:57,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:16:57,625 INFO L225 Difference]: With dead ends: 3036 [2022-11-25 22:16:57,625 INFO L226 Difference]: Without dead ends: 3034 [2022-11-25 22:16:57,628 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:16:57,629 INFO L413 NwaCegarLoop]: 1954 mSDtfsCounter, 2220 mSDsluCounter, 1954 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2222 SdHoareTripleChecker+Valid, 3908 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:16:57,629 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2222 Valid, 3908 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2022-11-25 22:16:57,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3034 states. [2022-11-25 22:16:57,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3034 to 3034. [2022-11-25 22:16:57,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3034 states, 1774 states have (on average 1.294250281848929) internal successors, (2296), 1870 states have internal predecessors, (2296), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:16:58,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 3034 states and 4446 transitions. [2022-11-25 22:16:58,005 INFO L78 Accepts]: Start accepts. Automaton has 3034 states and 4446 transitions. Word has length 89 [2022-11-25 22:16:58,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:16:58,006 INFO L495 AbstractCegarLoop]: Abstraction has 3034 states and 4446 transitions. [2022-11-25 22:16:58,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 22:16:58,006 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 4446 transitions. [2022-11-25 22:16:58,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-25 22:16:58,008 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:16:58,009 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:16:58,009 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 22:16:58,009 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:16:58,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:16:58,010 INFO L85 PathProgramCache]: Analyzing trace with hash 999269741, now seen corresponding path program 1 times [2022-11-25 22:16:58,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:16:58,010 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460085936] [2022-11-25 22:16:58,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:16:58,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:16:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:16:58,409 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:16:58,410 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:16:58,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460085936] [2022-11-25 22:16:58,410 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460085936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:16:58,410 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:16:58,410 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:16:58,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134324412] [2022-11-25 22:16:58,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:16:58,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:16:58,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:16:58,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:16:58,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:16:58,413 INFO L87 Difference]: Start difference. First operand 3034 states and 4446 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 22:17:03,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:04,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:17:04,372 INFO L93 Difference]: Finished difference Result 3034 states and 4446 transitions. [2022-11-25 22:17:04,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:17:04,374 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 94 [2022-11-25 22:17:04,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:17:04,385 INFO L225 Difference]: With dead ends: 3034 [2022-11-25 22:17:04,385 INFO L226 Difference]: Without dead ends: 3032 [2022-11-25 22:17:04,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:17:04,387 INFO L413 NwaCegarLoop]: 1952 mSDtfsCounter, 2217 mSDsluCounter, 1952 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2219 SdHoareTripleChecker+Valid, 3904 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:17:04,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2219 Valid, 3904 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 584 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2022-11-25 22:17:04,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2022-11-25 22:17:04,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 3032. [2022-11-25 22:17:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 1773 states have (on average 1.29385222786238) internal successors, (2294), 1868 states have internal predecessors, (2294), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:17:04,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 4444 transitions. [2022-11-25 22:17:04,791 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 4444 transitions. Word has length 94 [2022-11-25 22:17:04,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:17:04,792 INFO L495 AbstractCegarLoop]: Abstraction has 3032 states and 4444 transitions. [2022-11-25 22:17:04,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 22:17:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 4444 transitions. [2022-11-25 22:17:04,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-25 22:17:04,794 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:17:04,795 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:17:04,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 22:17:04,795 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:17:04,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:17:04,796 INFO L85 PathProgramCache]: Analyzing trace with hash -2023613244, now seen corresponding path program 1 times [2022-11-25 22:17:04,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:17:04,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517036690] [2022-11-25 22:17:04,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:17:04,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:17:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:17:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:17:05,210 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:17:05,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517036690] [2022-11-25 22:17:05,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517036690] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:17:05,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:17:05,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:17:05,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161090545] [2022-11-25 22:17:05,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:17:05,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:17:05,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:17:05,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:17:05,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:17:05,214 INFO L87 Difference]: Start difference. First operand 3032 states and 4444 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:17:10,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:11,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:17:11,310 INFO L93 Difference]: Finished difference Result 3040 states and 4454 transitions. [2022-11-25 22:17:11,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:17:11,312 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 99 [2022-11-25 22:17:11,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:17:11,327 INFO L225 Difference]: With dead ends: 3040 [2022-11-25 22:17:11,327 INFO L226 Difference]: Without dead ends: 3038 [2022-11-25 22:17:11,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:17:11,331 INFO L413 NwaCegarLoop]: 1975 mSDtfsCounter, 2213 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2217 SdHoareTripleChecker+Valid, 4034 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:17:11,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2217 Valid, 4034 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 599 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2022-11-25 22:17:11,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3038 states. [2022-11-25 22:17:11,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3038 to 3030. [2022-11-25 22:17:11,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3030 states, 1772 states have (on average 1.2934537246049662) internal successors, (2292), 1866 states have internal predecessors, (2292), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-25 22:17:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 4442 transitions. [2022-11-25 22:17:11,847 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 4442 transitions. Word has length 99 [2022-11-25 22:17:11,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:17:11,847 INFO L495 AbstractCegarLoop]: Abstraction has 3030 states and 4442 transitions. [2022-11-25 22:17:11,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:17:11,848 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 4442 transitions. [2022-11-25 22:17:11,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-25 22:17:11,851 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:17:11,851 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:17:11,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 22:17:11,851 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:17:11,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:17:11,852 INFO L85 PathProgramCache]: Analyzing trace with hash 228226296, now seen corresponding path program 1 times [2022-11-25 22:17:11,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:17:11,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583223148] [2022-11-25 22:17:11,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:17:11,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:17:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:17:12,631 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-25 22:17:12,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:17:12,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583223148] [2022-11-25 22:17:12,632 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583223148] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:17:12,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:17:12,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:17:12,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504334447] [2022-11-25 22:17:12,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:17:12,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:17:12,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:17:12,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:17:12,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:17:12,635 INFO L87 Difference]: Start difference. First operand 3030 states and 4442 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:17:17,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:19,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:20,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:23,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:17:23,412 INFO L93 Difference]: Finished difference Result 3084 states and 4481 transitions. [2022-11-25 22:17:23,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:17:23,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2022-11-25 22:17:23,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:17:23,429 INFO L225 Difference]: With dead ends: 3084 [2022-11-25 22:17:23,430 INFO L226 Difference]: Without dead ends: 3082 [2022-11-25 22:17:23,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:17:23,433 INFO L413 NwaCegarLoop]: 1950 mSDtfsCounter, 1169 mSDsluCounter, 4852 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1170 SdHoareTripleChecker+Valid, 6802 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:17:23,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1170 Valid, 6802 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2022-11-25 22:17:23,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3082 states. [2022-11-25 22:17:23,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3082 to 3082. [2022-11-25 22:17:23,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3082 states, 1798 states have (on average 1.2880978865406008) internal successors, (2316), 1891 states have internal predecessors, (2316), 1069 states have call successors, (1069), 203 states have call predecessors, (1069), 201 states have return successors, (1093), 1042 states have call predecessors, (1093), 1067 states have call successors, (1093) [2022-11-25 22:17:23,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 3082 states and 4478 transitions. [2022-11-25 22:17:23,937 INFO L78 Accepts]: Start accepts. Automaton has 3082 states and 4478 transitions. Word has length 131 [2022-11-25 22:17:23,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:17:23,938 INFO L495 AbstractCegarLoop]: Abstraction has 3082 states and 4478 transitions. [2022-11-25 22:17:23,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:17:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 4478 transitions. [2022-11-25 22:17:23,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-25 22:17:23,941 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:17:23,941 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:17:23,941 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-25 22:17:23,942 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:17:23,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:17:23,942 INFO L85 PathProgramCache]: Analyzing trace with hash 662720905, now seen corresponding path program 1 times [2022-11-25 22:17:23,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:17:23,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501278498] [2022-11-25 22:17:23,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:17:23,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:17:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:17:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:17:24,353 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:17:24,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501278498] [2022-11-25 22:17:24,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501278498] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:17:24,353 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:17:24,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:17:24,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901316744] [2022-11-25 22:17:24,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:17:24,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:17:24,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:17:24,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:17:24,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:17:24,356 INFO L87 Difference]: Start difference. First operand 3082 states and 4478 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 22:17:29,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:30,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:17:30,301 INFO L93 Difference]: Finished difference Result 3090 states and 4488 transitions. [2022-11-25 22:17:30,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:17:30,302 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 104 [2022-11-25 22:17:30,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:17:30,315 INFO L225 Difference]: With dead ends: 3090 [2022-11-25 22:17:30,315 INFO L226 Difference]: Without dead ends: 3088 [2022-11-25 22:17:30,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:17:30,318 INFO L413 NwaCegarLoop]: 1971 mSDtfsCounter, 2208 mSDsluCounter, 2055 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 4026 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2022-11-25 22:17:30,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2212 Valid, 4026 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 599 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2022-11-25 22:17:30,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3088 states. [2022-11-25 22:17:30,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3088 to 3080. [2022-11-25 22:17:30,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3080 states, 1797 states have (on average 1.2877017250973846) internal successors, (2314), 1889 states have internal predecessors, (2314), 1069 states have call successors, (1069), 203 states have call predecessors, (1069), 201 states have return successors, (1093), 1042 states have call predecessors, (1093), 1067 states have call successors, (1093) [2022-11-25 22:17:30,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 3080 states and 4476 transitions. [2022-11-25 22:17:30,637 INFO L78 Accepts]: Start accepts. Automaton has 3080 states and 4476 transitions. Word has length 104 [2022-11-25 22:17:30,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:17:30,638 INFO L495 AbstractCegarLoop]: Abstraction has 3080 states and 4476 transitions. [2022-11-25 22:17:30,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 22:17:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 4476 transitions. [2022-11-25 22:17:30,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-25 22:17:30,641 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:17:30,641 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:17:30,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-25 22:17:30,642 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:17:30,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:17:30,642 INFO L85 PathProgramCache]: Analyzing trace with hash 2044117402, now seen corresponding path program 1 times [2022-11-25 22:17:30,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:17:30,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120813722] [2022-11-25 22:17:30,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:17:30,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:17:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:17:32,675 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-25 22:17:32,676 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:17:32,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120813722] [2022-11-25 22:17:32,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120813722] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:17:32,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068524755] [2022-11-25 22:17:32,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:17:32,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:17:32,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:17:32,683 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:17:32,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 22:17:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:17:34,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 3278 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-25 22:17:34,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:17:34,379 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-25 22:17:34,379 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:17:34,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068524755] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:17:34,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:17:34,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [9] total 17 [2022-11-25 22:17:34,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337549634] [2022-11-25 22:17:34,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:17:34,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 22:17:34,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:17:34,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 22:17:34,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2022-11-25 22:17:34,383 INFO L87 Difference]: Start difference. First operand 3080 states and 4476 transitions. Second operand has 12 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-25 22:17:48,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:51,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:53,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:54,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:17:56,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:03,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:18:03,123 INFO L93 Difference]: Finished difference Result 6950 states and 10240 transitions. [2022-11-25 22:18:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-25 22:18:03,125 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) Word has length 120 [2022-11-25 22:18:03,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:18:03,144 INFO L225 Difference]: With dead ends: 6950 [2022-11-25 22:18:03,145 INFO L226 Difference]: Without dead ends: 3884 [2022-11-25 22:18:03,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2022-11-25 22:18:03,162 INFO L413 NwaCegarLoop]: 2492 mSDtfsCounter, 946 mSDsluCounter, 23630 mSDsCounter, 0 mSdLazyCounter, 4413 mSolverCounterSat, 529 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 26122 SdHoareTripleChecker+Invalid, 4944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 529 IncrementalHoareTripleChecker+Valid, 4413 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:18:03,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 26122 Invalid, 4944 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [529 Valid, 4413 Invalid, 2 Unknown, 0 Unchecked, 27.6s Time] [2022-11-25 22:18:03,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3884 states. [2022-11-25 22:18:03,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3884 to 3108. [2022-11-25 22:18:03,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3108 states, 1815 states have (on average 1.284848484848485) internal successors, (2332), 1907 states have internal predecessors, (2332), 1077 states have call successors, (1077), 203 states have call predecessors, (1077), 203 states have return successors, (1105), 1052 states have call predecessors, (1105), 1075 states have call successors, (1105) [2022-11-25 22:18:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 3108 states and 4514 transitions. [2022-11-25 22:18:03,707 INFO L78 Accepts]: Start accepts. Automaton has 3108 states and 4514 transitions. Word has length 120 [2022-11-25 22:18:03,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:18:03,708 INFO L495 AbstractCegarLoop]: Abstraction has 3108 states and 4514 transitions. [2022-11-25 22:18:03,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-25 22:18:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 4514 transitions. [2022-11-25 22:18:03,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-25 22:18:03,710 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:18:03,711 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:18:03,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 22:18:03,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-25 22:18:03,935 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:18:03,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:18:03,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1582167585, now seen corresponding path program 1 times [2022-11-25 22:18:03,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:18:03,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805250235] [2022-11-25 22:18:03,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:18:03,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:18:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:18:04,390 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:18:04,390 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:18:04,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805250235] [2022-11-25 22:18:04,391 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805250235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:18:04,391 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:18:04,391 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:18:04,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027740170] [2022-11-25 22:18:04,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:18:04,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:18:04,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:18:04,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:18:04,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:18:04,394 INFO L87 Difference]: Start difference. First operand 3108 states and 4514 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:18:09,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:18:09,632 INFO L93 Difference]: Finished difference Result 3108 states and 4514 transitions. [2022-11-25 22:18:09,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:18:09,634 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 109 [2022-11-25 22:18:09,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:18:09,646 INFO L225 Difference]: With dead ends: 3108 [2022-11-25 22:18:09,647 INFO L226 Difference]: Without dead ends: 3106 [2022-11-25 22:18:09,650 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:18:09,650 INFO L413 NwaCegarLoop]: 1944 mSDtfsCounter, 2206 mSDsluCounter, 1944 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2208 SdHoareTripleChecker+Valid, 3888 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:18:09,651 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2208 Valid, 3888 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-11-25 22:18:09,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3106 states. [2022-11-25 22:18:10,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3106 to 3106. [2022-11-25 22:18:10,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3106 states, 1814 states have (on average 1.2844542447629548) internal successors, (2330), 1905 states have internal predecessors, (2330), 1077 states have call successors, (1077), 203 states have call predecessors, (1077), 203 states have return successors, (1105), 1052 states have call predecessors, (1105), 1075 states have call successors, (1105) [2022-11-25 22:18:10,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 3106 states and 4512 transitions. [2022-11-25 22:18:10,202 INFO L78 Accepts]: Start accepts. Automaton has 3106 states and 4512 transitions. Word has length 109 [2022-11-25 22:18:10,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:18:10,203 INFO L495 AbstractCegarLoop]: Abstraction has 3106 states and 4512 transitions. [2022-11-25 22:18:10,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:18:10,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 4512 transitions. [2022-11-25 22:18:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-25 22:18:10,206 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:18:10,207 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:18:10,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-25 22:18:10,207 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:18:10,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:18:10,208 INFO L85 PathProgramCache]: Analyzing trace with hash -40334248, now seen corresponding path program 1 times [2022-11-25 22:18:10,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:18:10,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217746035] [2022-11-25 22:18:10,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:18:10,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:18:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:18:11,962 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-25 22:18:11,962 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:18:11,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217746035] [2022-11-25 22:18:11,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217746035] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:18:11,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111250196] [2022-11-25 22:18:11,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:18:11,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:18:11,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:18:11,971 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:18:11,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 22:18:13,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:18:13,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 3284 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-25 22:18:13,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:18:13,522 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-25 22:18:13,522 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:18:13,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111250196] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:18:13,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:18:13,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 18 [2022-11-25 22:18:13,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197843272] [2022-11-25 22:18:13,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:18:13,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-25 22:18:13,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:18:13,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-25 22:18:13,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=272, Unknown=0, NotChecked=0, Total=306 [2022-11-25 22:18:13,525 INFO L87 Difference]: Start difference. First operand 3106 states and 4512 transitions. Second operand has 13 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-25 22:18:28,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:30,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:32,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:33,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:36,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:38,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:40,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:41,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:49,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:18:49,736 INFO L93 Difference]: Finished difference Result 7031 states and 10355 transitions. [2022-11-25 22:18:49,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-25 22:18:49,738 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) Word has length 122 [2022-11-25 22:18:49,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:18:49,760 INFO L225 Difference]: With dead ends: 7031 [2022-11-25 22:18:49,760 INFO L226 Difference]: Without dead ends: 3939 [2022-11-25 22:18:49,777 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-11-25 22:18:49,777 INFO L413 NwaCegarLoop]: 2507 mSDtfsCounter, 956 mSDsluCounter, 26253 mSDsCounter, 0 mSdLazyCounter, 4856 mSolverCounterSat, 534 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 28760 SdHoareTripleChecker+Invalid, 5392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 4856 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:18:49,778 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [963 Valid, 28760 Invalid, 5392 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [534 Valid, 4856 Invalid, 2 Unknown, 0 Unchecked, 35.1s Time] [2022-11-25 22:18:49,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-11-25 22:18:50,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3123. [2022-11-25 22:18:50,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3123 states, 1825 states have (on average 1.2827397260273972) internal successors, (2341), 1917 states have internal predecessors, (2341), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-25 22:18:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 3123 states and 4537 transitions. [2022-11-25 22:18:50,495 INFO L78 Accepts]: Start accepts. Automaton has 3123 states and 4537 transitions. Word has length 122 [2022-11-25 22:18:50,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:18:50,496 INFO L495 AbstractCegarLoop]: Abstraction has 3123 states and 4537 transitions. [2022-11-25 22:18:50,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-25 22:18:50,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 4537 transitions. [2022-11-25 22:18:50,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-25 22:18:50,499 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:18:50,500 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:18:50,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 22:18:50,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:18:50,718 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:18:50,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:18:50,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1814904492, now seen corresponding path program 1 times [2022-11-25 22:18:50,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:18:50,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444863675] [2022-11-25 22:18:50,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:18:50,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:18:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:18:51,184 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:18:51,184 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:18:51,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444863675] [2022-11-25 22:18:51,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444863675] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:18:51,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:18:51,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:18:51,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820691508] [2022-11-25 22:18:51,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:18:51,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:18:51,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:18:51,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:18:51,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:18:51,187 INFO L87 Difference]: Start difference. First operand 3123 states and 4537 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 22:18:55,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:57,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:18:59,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:18:59,371 INFO L93 Difference]: Finished difference Result 3123 states and 4537 transitions. [2022-11-25 22:18:59,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:18:59,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 114 [2022-11-25 22:18:59,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:18:59,382 INFO L225 Difference]: With dead ends: 3123 [2022-11-25 22:18:59,382 INFO L226 Difference]: Without dead ends: 3121 [2022-11-25 22:18:59,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:18:59,385 INFO L413 NwaCegarLoop]: 1942 mSDtfsCounter, 2203 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2205 SdHoareTripleChecker+Valid, 3884 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2022-11-25 22:18:59,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2205 Valid, 3884 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 584 Invalid, 1 Unknown, 0 Unchecked, 7.5s Time] [2022-11-25 22:18:59,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3121 states. [2022-11-25 22:19:00,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3121 to 3121. [2022-11-25 22:19:00,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3121 states, 1824 states have (on average 1.2823464912280702) internal successors, (2339), 1915 states have internal predecessors, (2339), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-25 22:19:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 3121 states and 4535 transitions. [2022-11-25 22:19:00,091 INFO L78 Accepts]: Start accepts. Automaton has 3121 states and 4535 transitions. Word has length 114 [2022-11-25 22:19:00,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:19:00,092 INFO L495 AbstractCegarLoop]: Abstraction has 3121 states and 4535 transitions. [2022-11-25 22:19:00,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 22:19:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3121 states and 4535 transitions. [2022-11-25 22:19:00,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-25 22:19:00,096 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:19:00,096 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:19:00,096 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-25 22:19:00,096 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:19:00,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:19:00,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1443414518, now seen corresponding path program 1 times [2022-11-25 22:19:00,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:19:00,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257670847] [2022-11-25 22:19:00,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:19:00,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:19:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:19:01,026 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:19:01,026 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:19:01,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257670847] [2022-11-25 22:19:01,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257670847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:19:01,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:19:01,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:19:01,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555676618] [2022-11-25 22:19:01,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:19:01,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:19:01,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:19:01,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:19:01,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:19:01,030 INFO L87 Difference]: Start difference. First operand 3121 states and 4535 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 22:19:05,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:19:07,102 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:19:08,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:19:08,279 INFO L93 Difference]: Finished difference Result 3121 states and 4535 transitions. [2022-11-25 22:19:08,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:19:08,281 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 119 [2022-11-25 22:19:08,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:19:08,290 INFO L225 Difference]: With dead ends: 3121 [2022-11-25 22:19:08,290 INFO L226 Difference]: Without dead ends: 3119 [2022-11-25 22:19:08,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:19:08,293 INFO L413 NwaCegarLoop]: 1940 mSDtfsCounter, 2200 mSDsluCounter, 1940 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2202 SdHoareTripleChecker+Valid, 3880 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:19:08,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2202 Valid, 3880 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 584 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2022-11-25 22:19:08,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3119 states. [2022-11-25 22:19:08,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3119 to 3119. [2022-11-25 22:19:08,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3119 states, 1823 states have (on average 1.2819528250137135) internal successors, (2337), 1913 states have internal predecessors, (2337), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-25 22:19:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 3119 states and 4533 transitions. [2022-11-25 22:19:08,757 INFO L78 Accepts]: Start accepts. Automaton has 3119 states and 4533 transitions. Word has length 119 [2022-11-25 22:19:08,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:19:08,757 INFO L495 AbstractCegarLoop]: Abstraction has 3119 states and 4533 transitions. [2022-11-25 22:19:08,758 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 22:19:08,758 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 4533 transitions. [2022-11-25 22:19:08,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-25 22:19:08,761 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:19:08,761 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:19:08,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-25 22:19:08,762 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:19:08,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:19:08,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1435875154, now seen corresponding path program 1 times [2022-11-25 22:19:08,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:19:08,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031354297] [2022-11-25 22:19:08,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:19:08,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:19:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:19:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:19:09,172 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:19:09,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031354297] [2022-11-25 22:19:09,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031354297] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:19:09,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:19:09,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:19:09,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644791144] [2022-11-25 22:19:09,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:19:09,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:19:09,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:19:09,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:19:09,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:19:09,176 INFO L87 Difference]: Start difference. First operand 3119 states and 4533 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 22:19:13,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:19:15,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:19:15,131 INFO L93 Difference]: Finished difference Result 3127 states and 4543 transitions. [2022-11-25 22:19:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:19:15,133 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), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 124 [2022-11-25 22:19:15,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:19:15,143 INFO L225 Difference]: With dead ends: 3127 [2022-11-25 22:19:15,143 INFO L226 Difference]: Without dead ends: 3125 [2022-11-25 22:19:15,145 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:19:15,146 INFO L413 NwaCegarLoop]: 1963 mSDtfsCounter, 2196 mSDsluCounter, 2047 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2200 SdHoareTripleChecker+Valid, 4010 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:19:15,146 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2200 Valid, 4010 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 599 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2022-11-25 22:19:15,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3125 states. [2022-11-25 22:19:15,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3125 to 3117. [2022-11-25 22:19:15,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3117 states, 1822 states have (on average 1.2815587266739847) internal successors, (2335), 1911 states have internal predecessors, (2335), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-25 22:19:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 3117 states and 4531 transitions. [2022-11-25 22:19:15,625 INFO L78 Accepts]: Start accepts. Automaton has 3117 states and 4531 transitions. Word has length 124 [2022-11-25 22:19:15,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:19:15,626 INFO L495 AbstractCegarLoop]: Abstraction has 3117 states and 4531 transitions. [2022-11-25 22:19:15,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 22:19:15,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 4531 transitions. [2022-11-25 22:19:15,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-25 22:19:15,630 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:19:15,630 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:19:15,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-25 22:19:15,631 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:19:15,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:19:15,631 INFO L85 PathProgramCache]: Analyzing trace with hash -882915071, now seen corresponding path program 1 times [2022-11-25 22:19:15,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:19:15,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039151543] [2022-11-25 22:19:15,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:19:15,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:19:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:19:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:19:16,021 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:19:16,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039151543] [2022-11-25 22:19:16,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039151543] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:19:16,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:19:16,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:19:16,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734557656] [2022-11-25 22:19:16,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:19:16,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:19:16,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:19:16,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:19:16,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:19:16,025 INFO L87 Difference]: Start difference. First operand 3117 states and 4531 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 22:19:20,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:19:20,874 INFO L93 Difference]: Finished difference Result 3117 states and 4531 transitions. [2022-11-25 22:19:20,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:19:20,876 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 129 [2022-11-25 22:19:20,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:19:20,884 INFO L225 Difference]: With dead ends: 3117 [2022-11-25 22:19:20,884 INFO L226 Difference]: Without dead ends: 3115 [2022-11-25 22:19:20,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:19:20,886 INFO L413 NwaCegarLoop]: 1936 mSDtfsCounter, 2194 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2196 SdHoareTripleChecker+Valid, 3872 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:19:20,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2196 Valid, 3872 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-11-25 22:19:20,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3115 states. [2022-11-25 22:19:21,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3115 to 3115. [2022-11-25 22:19:21,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3115 states, 1821 states have (on average 1.2811641954969797) internal successors, (2333), 1909 states have internal predecessors, (2333), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-25 22:19:21,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 3115 states and 4529 transitions. [2022-11-25 22:19:21,366 INFO L78 Accepts]: Start accepts. Automaton has 3115 states and 4529 transitions. Word has length 129 [2022-11-25 22:19:21,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:19:21,367 INFO L495 AbstractCegarLoop]: Abstraction has 3115 states and 4529 transitions. [2022-11-25 22:19:21,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-25 22:19:21,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 4529 transitions. [2022-11-25 22:19:21,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-25 22:19:21,370 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:19:21,370 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:19:21,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-25 22:19:21,371 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:19:21,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:19:21,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1037231758, now seen corresponding path program 1 times [2022-11-25 22:19:21,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:19:21,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606675220] [2022-11-25 22:19:21,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:19:21,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:19:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:19:21,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-25 22:19:21,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:19:21,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606675220] [2022-11-25 22:19:21,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606675220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:19:21,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:19:21,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:19:21,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103180922] [2022-11-25 22:19:21,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:19:21,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:19:21,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:19:21,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:19:21,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:19:21,791 INFO L87 Difference]: Start difference. First operand 3115 states and 4529 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 22:19:25,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:19:27,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:19:28,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:19:28,248 INFO L93 Difference]: Finished difference Result 3115 states and 4529 transitions. [2022-11-25 22:19:28,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:19:28,250 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 134 [2022-11-25 22:19:28,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:19:28,262 INFO L225 Difference]: With dead ends: 3115 [2022-11-25 22:19:28,262 INFO L226 Difference]: Without dead ends: 3113 [2022-11-25 22:19:28,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:19:28,265 INFO L413 NwaCegarLoop]: 1934 mSDtfsCounter, 2191 mSDsluCounter, 1934 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2193 SdHoareTripleChecker+Valid, 3868 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:19:28,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2193 Valid, 3868 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 5.7s Time] [2022-11-25 22:19:28,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3113 states. [2022-11-25 22:19:28,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3113 to 3113. [2022-11-25 22:19:28,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3113 states, 1820 states have (on average 1.2807692307692307) internal successors, (2331), 1907 states have internal predecessors, (2331), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-25 22:19:28,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 3113 states and 4527 transitions. [2022-11-25 22:19:28,811 INFO L78 Accepts]: Start accepts. Automaton has 3113 states and 4527 transitions. Word has length 134 [2022-11-25 22:19:28,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:19:28,812 INFO L495 AbstractCegarLoop]: Abstraction has 3113 states and 4527 transitions. [2022-11-25 22:19:28,812 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-25 22:19:28,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 4527 transitions. [2022-11-25 22:19:28,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-25 22:19:28,815 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:19:28,815 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:19:28,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-25 22:19:28,816 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-25 22:19:28,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:19:28,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1231584699, now seen corresponding path program 1 times [2022-11-25 22:19:28,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:19:28,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650427053] [2022-11-25 22:19:28,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:19:28,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:19:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:19:29,979 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-11-25 22:19:29,980 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:19:29,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650427053] [2022-11-25 22:19:29,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650427053] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:19:29,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376120655] [2022-11-25 22:19:29,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:19:29,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:19:29,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:19:29,983 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:19:30,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa1bcbc6-da35-4359-af9d-76e86b474967/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 22:19:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:19:31,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 3497 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-25 22:19:31,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:19:31,601 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 84 proven. 8 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-25 22:19:31,601 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:19:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-11-25 22:19:32,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [376120655] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:19:32,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1854641005] [2022-11-25 22:19:32,088 INFO L159 IcfgInterpreter]: Started Sifa with 86 locations of interest [2022-11-25 22:19:32,088 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:19:32,093 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:19:32,100 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:19:32,100 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:22:02,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-25 22:22:02,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:22:32,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,755 INFO L217 Elim1Store]: Index analysis took 201 ms [2022-11-25 22:22:32,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:32,765 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:22:32,875 INFO L321 Elim1Store]: treesize reduction 44, result has 37.1 percent of original size [2022-11-25 22:22:32,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 92 select indices, 92 select index equivalence classes, 1489 disjoint index pairs (out of 4186 index pairs), introduced 92 new quantified variables, introduced 3 case distinctions, treesize of input 834 treesize of output 1110 [2022-11-25 22:22:33,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-25 22:22:33,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-25 22:22:33,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,823 INFO L217 Elim1Store]: Index analysis took 174 ms [2022-11-25 22:22:33,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:33,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:22:33,942 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-25 22:22:33,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 92 select indices, 92 select index equivalence classes, 1489 disjoint index pairs (out of 4186 index pairs), introduced 92 new quantified variables, introduced 3 case distinctions, treesize of input 834 treesize of output 1118 [2022-11-25 22:22:34,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,916 INFO L217 Elim1Store]: Index analysis took 259 ms [2022-11-25 22:22:34,922 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:22:34,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:34,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:22:36,376 INFO L321 Elim1Store]: treesize reduction 624, result has 40.8 percent of original size [2022-11-25 22:22:36,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 181 select indices, 181 select index equivalence classes, 1040 disjoint index pairs (out of 16290 index pairs), introduced 181 new quantified variables, introduced 39 case distinctions, treesize of input 1373 treesize of output 2057 [2022-11-25 22:22:37,998 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 43