./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--vme--bridges--vme_ca91cx42.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh --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 a4ce0bc2df24452096decdc7e961550a8934d52ee8eab37caec2ef22f016be61 --- 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-2329fc7 [2022-12-14 08:41:40,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:41:40,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:41:40,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:41:40,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:41:40,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:41:40,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:41:40,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:41:40,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:41:40,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:41:40,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:41:40,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:41:40,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:41:40,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:41:40,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:41:40,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:41:40,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:41:40,611 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:41:40,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:41:40,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:41:40,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:41:40,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:41:40,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:41:40,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:41:40,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:41:40,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:41:40,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:41:40,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:41:40,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:41:40,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:41:40,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:41:40,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:41:40,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:41:40,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:41:40,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:41:40,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:41:40,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:41:40,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:41:40,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:41:40,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:41:40,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:41:40,633 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 08:41:40,648 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:41:40,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:41:40,649 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:41:40,649 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:41:40,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:41:40,649 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:41:40,649 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:41:40,650 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:41:40,650 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:41:40,650 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:41:40,650 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:41:40,650 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:41:40,650 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:41:40,650 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:41:40,650 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:41:40,650 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:41:40,651 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:41:40,651 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:41:40,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:41:40,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:41:40,651 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:41:40,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:41:40,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:41:40,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:41:40,652 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:41:40,652 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:41:40,652 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:41:40,652 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:41:40,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:41:40,653 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:41:40,653 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:41:40,654 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4ce0bc2df24452096decdc7e961550a8934d52ee8eab37caec2ef22f016be61 [2022-12-14 08:41:40,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:41:40,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:41:40,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:41:40,841 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:41:40,841 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:41:40,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i [2022-12-14 08:41:43,488 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:41:43,871 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:41:43,871 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i [2022-12-14 08:41:43,901 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/data/f1c0e85d0/13e3eb7ab5e34a09b571e15b3d5f9fae/FLAGee5c0ff17 [2022-12-14 08:41:43,914 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/data/f1c0e85d0/13e3eb7ab5e34a09b571e15b3d5f9fae [2022-12-14 08:41:43,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:41:43,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:41:43,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:41:43,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:41:43,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:41:43,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:41:43" (1/1) ... [2022-12-14 08:41:43,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c64bc6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:43, skipping insertion in model container [2022-12-14 08:41:43,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:41:43" (1/1) ... [2022-12-14 08:41:43,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:41:44,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:41:44,647 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:41:44,652 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:41:44,764 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 08:41:44,772 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 08:41:44,793 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 08:41:44,918 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 08:41:44,923 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:41:44,925 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 08:41:44,961 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 08:41:44,994 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:41:45,003 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:41:45,007 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:41:45,011 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,011 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,015 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,016 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,020 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,021 WARN L623 FunctionHandler]: Unknown extern function vme_irq_handler [2022-12-14 08:41:45,025 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,025 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,028 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,032 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:45,033 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,033 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,033 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,034 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,035 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,035 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,035 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,036 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,039 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,040 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,040 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,044 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,048 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,049 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,050 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-14 08:41:45,054 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,054 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,055 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,055 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 08:41:45,056 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 08:41:45,057 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:41:45,057 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 08:41:45,057 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,058 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,063 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,064 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,065 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,065 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,066 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,066 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,067 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,067 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,068 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,069 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,070 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,074 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,075 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,075 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,076 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,082 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,083 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,083 WARN L623 FunctionHandler]: Unknown extern function release_resource [2022-12-14 08:41:45,084 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,085 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:41:45,087 WARN L623 FunctionHandler]: Unknown extern function pci_bus_alloc_resource [2022-12-14 08:41:45,087 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,088 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,089 WARN L623 FunctionHandler]: Unknown extern function release_resource [2022-12-14 08:41:45,089 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,093 WARN L623 FunctionHandler]: Unknown extern function release_resource [2022-12-14 08:41:45,093 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,097 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,098 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,099 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,099 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,100 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,102 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,104 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,105 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,105 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,106 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,106 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,107 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,111 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,112 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,112 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,113 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,123 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-14 08:41:45,124 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-14 08:41:45,125 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-14 08:41:45,126 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,126 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-14 08:41:45,127 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-14 08:41:45,132 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-14 08:41:45,133 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-14 08:41:45,133 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-14 08:41:45,134 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,135 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-14 08:41:45,135 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-14 08:41:45,140 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,140 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,141 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,141 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,141 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,142 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,142 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,142 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,143 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,147 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,148 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,149 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,149 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,150 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,152 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,153 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,156 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,159 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,165 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,165 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,165 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,166 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,166 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,167 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 08:41:45,167 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 08:41:45,168 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:41:45,168 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 08:41:45,168 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,169 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,169 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,170 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,173 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,174 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,178 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,179 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,189 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,190 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,191 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,195 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,196 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,202 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,203 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,204 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,204 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,205 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,206 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,210 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,211 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,211 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,212 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,212 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,217 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,232 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,233 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:41:45,233 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,234 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,235 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,235 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,236 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,241 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,242 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,242 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,245 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,246 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,247 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 08:41:45,247 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,248 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 08:41:45,248 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,249 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,249 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,249 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,250 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 08:41:45,250 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 08:41:45,251 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:45,251 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:45,252 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,252 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,253 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:41:45,254 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,255 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:45,256 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,257 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:45,258 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,259 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:45,260 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:45,261 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:41:45,262 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:41:45,262 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,263 WARN L623 FunctionHandler]: Unknown extern function vme_register_bridge [2022-12-14 08:41:45,263 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:45,264 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,264 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,265 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,265 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,266 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,266 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,267 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,267 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,268 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 08:41:45,268 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 08:41:45,268 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,269 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,270 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,270 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,271 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,271 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,271 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,272 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,272 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,272 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,273 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,273 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,273 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,273 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,274 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,274 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,274 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,275 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,275 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:45,275 WARN L623 FunctionHandler]: Unknown extern function vme_unregister_bridge [2022-12-14 08:41:45,276 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,276 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,276 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,277 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,277 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,277 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,278 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:45,278 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,279 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 08:41:45,279 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 08:41:45,279 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:45,380 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:41:45,381 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 08:41:45,385 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 08:41:45,386 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 08:41:45,387 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 08:41:45,728 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:41:45,887 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 08:41:46,245 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[309910,309923] [2022-12-14 08:41:46,248 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310055,310068] [2022-12-14 08:41:46,248 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310201,310214] [2022-12-14 08:41:46,248 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310366,310379] [2022-12-14 08:41:46,249 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310524,310537] [2022-12-14 08:41:46,249 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310682,310695] [2022-12-14 08:41:46,249 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310840,310853] [2022-12-14 08:41:46,249 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311000,311013] [2022-12-14 08:41:46,250 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311159,311172] [2022-12-14 08:41:46,250 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311298,311311] [2022-12-14 08:41:46,250 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311440,311453] [2022-12-14 08:41:46,250 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311589,311602] [2022-12-14 08:41:46,251 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311728,311741] [2022-12-14 08:41:46,251 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311883,311896] [2022-12-14 08:41:46,251 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312043,312056] [2022-12-14 08:41:46,251 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312194,312207] [2022-12-14 08:41:46,252 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312345,312358] [2022-12-14 08:41:46,252 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312497,312510] [2022-12-14 08:41:46,252 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312646,312659] [2022-12-14 08:41:46,252 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312794,312807] [2022-12-14 08:41:46,252 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312951,312964] [2022-12-14 08:41:46,253 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313100,313113] [2022-12-14 08:41:46,253 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313256,313269] [2022-12-14 08:41:46,253 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313409,313422] [2022-12-14 08:41:46,253 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313555,313568] [2022-12-14 08:41:46,254 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313698,313711] [2022-12-14 08:41:46,254 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313850,313863] [2022-12-14 08:41:46,254 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313996,314009] [2022-12-14 08:41:46,254 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314141,314154] [2022-12-14 08:41:46,254 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314295,314308] [2022-12-14 08:41:46,255 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314446,314459] [2022-12-14 08:41:46,255 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314601,314614] [2022-12-14 08:41:46,255 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314753,314766] [2022-12-14 08:41:46,255 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314908,314921] [2022-12-14 08:41:46,256 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315072,315085] [2022-12-14 08:41:46,256 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315228,315241] [2022-12-14 08:41:46,256 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315392,315405] [2022-12-14 08:41:46,256 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315534,315547] [2022-12-14 08:41:46,257 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315692,315705] [2022-12-14 08:41:46,257 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315859,315872] [2022-12-14 08:41:46,257 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316018,316031] [2022-12-14 08:41:46,257 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316177,316190] [2022-12-14 08:41:46,258 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316326,316339] [2022-12-14 08:41:46,258 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316473,316486] [2022-12-14 08:41:46,258 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316612,316625] [2022-12-14 08:41:46,258 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316775,316788] [2022-12-14 08:41:46,258 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316941,316954] [2022-12-14 08:41:46,259 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317105,317118] [2022-12-14 08:41:46,259 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317270,317283] [2022-12-14 08:41:46,259 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317435,317448] [2022-12-14 08:41:46,259 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317601,317614] [2022-12-14 08:41:46,260 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317766,317779] [2022-12-14 08:41:46,260 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317933,317946] [2022-12-14 08:41:46,260 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318093,318106] [2022-12-14 08:41:46,260 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318255,318268] [2022-12-14 08:41:46,261 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318414,318427] [2022-12-14 08:41:46,261 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318560,318573] [2022-12-14 08:41:46,261 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318703,318716] [2022-12-14 08:41:46,261 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318847,318860] [2022-12-14 08:41:46,262 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318990,319003] [2022-12-14 08:41:46,262 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319134,319147] [2022-12-14 08:41:46,262 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319275,319288] [2022-12-14 08:41:46,262 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319413,319426] [2022-12-14 08:41:46,262 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319571,319584] [2022-12-14 08:41:46,263 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319730,319743] [2022-12-14 08:41:46,263 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319886,319899] [2022-12-14 08:41:46,263 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320035,320048] [2022-12-14 08:41:46,263 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320187,320200] [2022-12-14 08:41:46,264 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320338,320351] [2022-12-14 08:41:46,264 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320487,320500] [2022-12-14 08:41:46,264 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320639,320652] [2022-12-14 08:41:46,264 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320787,320800] [2022-12-14 08:41:46,264 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320940,320953] [2022-12-14 08:41:46,265 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321091,321104] [2022-12-14 08:41:46,265 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321241,321254] [2022-12-14 08:41:46,265 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321388,321401] [2022-12-14 08:41:46,265 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321539,321552] [2022-12-14 08:41:46,266 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321690,321703] [2022-12-14 08:41:46,266 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321838,321851] [2022-12-14 08:41:46,266 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322004,322017] [2022-12-14 08:41:46,266 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322173,322186] [2022-12-14 08:41:46,266 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322340,322353] [2022-12-14 08:41:46,267 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322508,322521] [2022-12-14 08:41:46,267 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322658,322671] [2022-12-14 08:41:46,267 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322805,322818] [2022-12-14 08:41:46,267 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322966,322979] [2022-12-14 08:41:46,268 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[323136,323149] [2022-12-14 08:41:46,268 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[323298,323311] [2022-12-14 08:41:46,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:41:46,298 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:41:46,374 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:41:46,375 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:41:46,376 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 08:41:46,376 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 08:41:46,377 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 08:41:46,381 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 08:41:46,382 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:41:46,382 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 08:41:46,384 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 08:41:46,386 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:41:46,387 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:41:46,387 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:41:46,387 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,388 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,388 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,388 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,389 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,389 WARN L623 FunctionHandler]: Unknown extern function vme_irq_handler [2022-12-14 08:41:46,390 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,390 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,391 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,393 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:46,393 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,393 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,393 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,393 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,394 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,394 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,394 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,394 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,395 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,395 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,395 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,396 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,396 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,397 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,397 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-14 08:41:46,397 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,398 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,398 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,398 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 08:41:46,399 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 08:41:46,399 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:41:46,399 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 08:41:46,399 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,399 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,401 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,402 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,402 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,402 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,403 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,403 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,403 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,403 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,404 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,404 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,405 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,406 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,406 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,406 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,407 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,409 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,410 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,410 WARN L623 FunctionHandler]: Unknown extern function release_resource [2022-12-14 08:41:46,410 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,411 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:41:46,411 WARN L623 FunctionHandler]: Unknown extern function pci_bus_alloc_resource [2022-12-14 08:41:46,412 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,413 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,413 WARN L623 FunctionHandler]: Unknown extern function release_resource [2022-12-14 08:41:46,413 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,414 WARN L623 FunctionHandler]: Unknown extern function release_resource [2022-12-14 08:41:46,414 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,415 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,416 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,416 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,417 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,417 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,418 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,419 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,419 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,420 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,420 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,420 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,421 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,422 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,422 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,422 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,422 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,425 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-14 08:41:46,425 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-14 08:41:46,426 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-14 08:41:46,426 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,427 WARN L623 FunctionHandler]: Unknown extern function ioread16 [2022-12-14 08:41:46,427 WARN L623 FunctionHandler]: Unknown extern function ioread8 [2022-12-14 08:41:46,428 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-14 08:41:46,428 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-14 08:41:46,429 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-14 08:41:46,429 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,429 WARN L623 FunctionHandler]: Unknown extern function iowrite16 [2022-12-14 08:41:46,430 WARN L623 FunctionHandler]: Unknown extern function iowrite8 [2022-12-14 08:41:46,431 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,432 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,432 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,432 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,432 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,432 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,432 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,432 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,433 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,434 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,434 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,435 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,435 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,436 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,436 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,437 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,438 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,439 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,441 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,441 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,441 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,441 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,442 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,442 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 08:41:46,443 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 08:41:46,444 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:41:46,444 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 08:41:46,444 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,444 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,445 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,445 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,445 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,445 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,447 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,447 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,447 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,448 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,448 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,449 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,449 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,451 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,451 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,451 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,452 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,452 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,452 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,453 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,453 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,453 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,453 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,454 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,454 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,455 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,455 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:41:46,455 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,456 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,456 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,456 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,456 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,457 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,457 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,457 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,458 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,459 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,459 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 08:41:46,459 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,459 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 08:41:46,459 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,460 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,460 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,460 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,461 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 08:41:46,461 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 08:41:46,461 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:46,461 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:46,461 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,462 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,463 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:41:46,463 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,464 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:46,465 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,466 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:46,466 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,467 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 08:41:46,470 WARN L623 FunctionHandler]: Unknown extern function ioread32 [2022-12-14 08:41:46,470 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:41:46,471 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:41:46,471 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,472 WARN L623 FunctionHandler]: Unknown extern function vme_register_bridge [2022-12-14 08:41:46,472 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:41:46,472 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,472 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,473 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,473 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,473 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,473 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,474 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,474 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,474 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 08:41:46,474 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 08:41:46,474 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,475 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,475 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,476 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,476 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,476 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,476 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,476 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,476 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,477 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,477 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,487 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,488 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,489 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,489 WARN L623 FunctionHandler]: Unknown extern function iowrite32 [2022-12-14 08:41:46,489 WARN L623 FunctionHandler]: Unknown extern function vme_unregister_bridge [2022-12-14 08:41:46,489 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,490 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,490 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,490 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,491 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,491 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,491 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 08:41:46,491 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,492 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 08:41:46,492 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 08:41:46,492 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:41:46,501 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:41:46,502 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 08:41:46,504 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 08:41:46,505 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 08:41:46,505 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 08:41:46,518 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:41:46,525 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 08:41:46,547 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[309910,309923] [2022-12-14 08:41:46,547 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310055,310068] [2022-12-14 08:41:46,547 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310201,310214] [2022-12-14 08:41:46,548 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310366,310379] [2022-12-14 08:41:46,548 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310524,310537] [2022-12-14 08:41:46,548 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310682,310695] [2022-12-14 08:41:46,549 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[310840,310853] [2022-12-14 08:41:46,549 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311000,311013] [2022-12-14 08:41:46,549 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311159,311172] [2022-12-14 08:41:46,549 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311298,311311] [2022-12-14 08:41:46,550 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311440,311453] [2022-12-14 08:41:46,550 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311589,311602] [2022-12-14 08:41:46,550 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311728,311741] [2022-12-14 08:41:46,551 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[311883,311896] [2022-12-14 08:41:46,551 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312043,312056] [2022-12-14 08:41:46,551 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312194,312207] [2022-12-14 08:41:46,552 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312345,312358] [2022-12-14 08:41:46,552 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312497,312510] [2022-12-14 08:41:46,552 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312646,312659] [2022-12-14 08:41:46,553 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312794,312807] [2022-12-14 08:41:46,553 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[312951,312964] [2022-12-14 08:41:46,553 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313100,313113] [2022-12-14 08:41:46,553 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313256,313269] [2022-12-14 08:41:46,554 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313409,313422] [2022-12-14 08:41:46,554 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313555,313568] [2022-12-14 08:41:46,554 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313698,313711] [2022-12-14 08:41:46,555 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313850,313863] [2022-12-14 08:41:46,555 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[313996,314009] [2022-12-14 08:41:46,555 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314141,314154] [2022-12-14 08:41:46,555 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314295,314308] [2022-12-14 08:41:46,556 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314446,314459] [2022-12-14 08:41:46,556 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314601,314614] [2022-12-14 08:41:46,556 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314753,314766] [2022-12-14 08:41:46,557 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[314908,314921] [2022-12-14 08:41:46,557 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315072,315085] [2022-12-14 08:41:46,557 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315228,315241] [2022-12-14 08:41:46,557 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315392,315405] [2022-12-14 08:41:46,558 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315534,315547] [2022-12-14 08:41:46,558 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315692,315705] [2022-12-14 08:41:46,558 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[315859,315872] [2022-12-14 08:41:46,558 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316018,316031] [2022-12-14 08:41:46,559 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316177,316190] [2022-12-14 08:41:46,559 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316326,316339] [2022-12-14 08:41:46,559 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316473,316486] [2022-12-14 08:41:46,559 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316612,316625] [2022-12-14 08:41:46,560 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316775,316788] [2022-12-14 08:41:46,560 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[316941,316954] [2022-12-14 08:41:46,560 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317105,317118] [2022-12-14 08:41:46,560 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317270,317283] [2022-12-14 08:41:46,561 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317435,317448] [2022-12-14 08:41:46,561 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317601,317614] [2022-12-14 08:41:46,561 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317766,317779] [2022-12-14 08:41:46,561 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[317933,317946] [2022-12-14 08:41:46,562 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318093,318106] [2022-12-14 08:41:46,562 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318255,318268] [2022-12-14 08:41:46,562 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318414,318427] [2022-12-14 08:41:46,562 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318560,318573] [2022-12-14 08:41:46,563 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318703,318716] [2022-12-14 08:41:46,563 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318847,318860] [2022-12-14 08:41:46,563 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[318990,319003] [2022-12-14 08:41:46,563 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319134,319147] [2022-12-14 08:41:46,564 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319275,319288] [2022-12-14 08:41:46,564 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319413,319426] [2022-12-14 08:41:46,564 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319571,319584] [2022-12-14 08:41:46,564 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319730,319743] [2022-12-14 08:41:46,565 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[319886,319899] [2022-12-14 08:41:46,565 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320035,320048] [2022-12-14 08:41:46,565 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320187,320200] [2022-12-14 08:41:46,565 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320338,320351] [2022-12-14 08:41:46,566 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320487,320500] [2022-12-14 08:41:46,566 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320639,320652] [2022-12-14 08:41:46,566 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320787,320800] [2022-12-14 08:41:46,566 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[320940,320953] [2022-12-14 08:41:46,567 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321091,321104] [2022-12-14 08:41:46,567 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321241,321254] [2022-12-14 08:41:46,567 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321388,321401] [2022-12-14 08:41:46,567 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321539,321552] [2022-12-14 08:41:46,568 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321690,321703] [2022-12-14 08:41:46,568 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[321838,321851] [2022-12-14 08:41:46,568 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322004,322017] [2022-12-14 08:41:46,568 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322173,322186] [2022-12-14 08:41:46,569 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322340,322353] [2022-12-14 08:41:46,569 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322508,322521] [2022-12-14 08:41:46,569 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322658,322671] [2022-12-14 08:41:46,569 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322805,322818] [2022-12-14 08:41:46,570 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[322966,322979] [2022-12-14 08:41:46,570 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[323136,323149] [2022-12-14 08:41:46,570 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_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i[323298,323311] [2022-12-14 08:41:46,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:41:46,664 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:41:46,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46 WrapperNode [2022-12-14 08:41:46,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:41:46,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:41:46,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:41:46,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:41:46,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,798 INFO L138 Inliner]: procedures = 571, calls = 1721, calls flagged for inlining = 244, calls inlined = 125, statements flattened = 2377 [2022-12-14 08:41:46,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:41:46,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:41:46,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:41:46,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:41:46,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,858 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,867 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:41:46,887 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:41:46,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:41:46,887 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:41:46,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (1/1) ... [2022-12-14 08:41:46,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:41:46,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:41:46,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:41:46,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:41:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 08:41:46,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 08:41:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 08:41:46,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 08:41:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-14 08:41:46,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-14 08:41:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 08:41:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-14 08:41:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mtx_of_vme_dma_resource [2022-12-14 08:41:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mtx_of_vme_dma_resource [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-12-14 08:41:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 08:41:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-14 08:41:46,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-14 08:41:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 08:41:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-12-14 08:41:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 08:41:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-12-14 08:41:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 08:41:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 08:41:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 08:41:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-12-14 08:41:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-14 08:41:46,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-14 08:41:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 08:41:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 08:41:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 08:41:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mtx_of_vme_dma_resource [2022-12-14 08:41:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mtx_of_vme_dma_resource [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 08:41:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-14 08:41:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-14 08:41:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-14 08:41:46,949 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:41:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 08:41:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 08:41:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-14 08:41:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-14 08:41:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 08:41:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 08:41:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 08:41:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 08:41:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_slot_get [2022-12-14 08:41:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_slot_get [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 08:41:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 08:41:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-14 08:41:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 08:41:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 08:41:46,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 08:41:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_irq_exit [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_irq_exit [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_crcsr_exit [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_crcsr_exit [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 08:41:46,952 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 08:41:46,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-14 08:41:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_remove [2022-12-14 08:41:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_remove [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 08:41:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 08:41:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 08:41:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-14 08:41:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 08:41:46,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 08:41:46,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 08:41:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 08:41:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure ca91cx42_dma_busy [2022-12-14 08:41:46,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ca91cx42_dma_busy [2022-12-14 08:41:46,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 08:41:47,310 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:41:47,313 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:41:47,401 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 08:41:49,359 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:41:49,595 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:41:49,595 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 08:41:49,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:41:49 BoogieIcfgContainer [2022-12-14 08:41:49,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:41:49,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:41:49,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:41:49,602 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:41:49,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:41:43" (1/3) ... [2022-12-14 08:41:49,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb1d00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:41:49, skipping insertion in model container [2022-12-14 08:41:49,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:41:46" (2/3) ... [2022-12-14 08:41:49,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fb1d00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:41:49, skipping insertion in model container [2022-12-14 08:41:49,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:41:49" (3/3) ... [2022-12-14 08:41:49,604 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--vme--bridges--vme_ca91cx42.ko.cil.i [2022-12-14 08:41:49,618 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:41:49,619 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-12-14 08:41:49,664 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:41:49,669 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;@2e753dfd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:41:49,669 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-12-14 08:41:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand has 783 states, 432 states have (on average 1.2962962962962963) internal successors, (560), 473 states have internal predecessors, (560), 250 states have call successors, (250), 73 states have call predecessors, (250), 72 states have return successors, (247), 247 states have call predecessors, (247), 247 states have call successors, (247) [2022-12-14 08:41:49,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-14 08:41:49,681 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:49,682 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] [2022-12-14 08:41:49,682 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:49,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:49,686 INFO L85 PathProgramCache]: Analyzing trace with hash -888494950, now seen corresponding path program 1 times [2022-12-14 08:41:49,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:49,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146251670] [2022-12-14 08:41:49,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:49,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:50,120 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:50,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146251670] [2022-12-14 08:41:50,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146251670] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:50,121 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:50,121 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:50,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739641587] [2022-12-14 08:41:50,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:50,125 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:50,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:50,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:50,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:50,157 INFO L87 Difference]: Start difference. First operand has 783 states, 432 states have (on average 1.2962962962962963) internal successors, (560), 473 states have internal predecessors, (560), 250 states have call successors, (250), 73 states have call predecessors, (250), 72 states have return successors, (247), 247 states have call predecessors, (247), 247 states have call successors, (247) 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) [2022-12-14 08:41:50,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:50,967 INFO L93 Difference]: Finished difference Result 2093 states and 2914 transitions. [2022-12-14 08:41:50,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 08:41:50,970 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 [2022-12-14 08:41:50,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:50,992 INFO L225 Difference]: With dead ends: 2093 [2022-12-14 08:41:50,992 INFO L226 Difference]: Without dead ends: 1313 [2022-12-14 08:41:50,999 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 [2022-12-14 08:41:51,001 INFO L413 NwaCegarLoop]: 1104 mSDtfsCounter, 687 mSDsluCounter, 1984 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 3088 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:51,001 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [689 Valid, 3088 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 08:41:51,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2022-12-14 08:41:51,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1139. [2022-12-14 08:41:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1139 states, 629 states have (on average 1.2130365659777425) internal successors, (763), 680 states have internal predecessors, (763), 369 states have call successors, (369), 117 states have call predecessors, (369), 113 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:51,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1499 transitions. [2022-12-14 08:41:51,097 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 1499 transitions. Word has length 47 [2022-12-14 08:41:51,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:51,097 INFO L495 AbstractCegarLoop]: Abstraction has 1139 states and 1499 transitions. [2022-12-14 08:41:51,097 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) [2022-12-14 08:41:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1499 transitions. [2022-12-14 08:41:51,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 08:41:51,099 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:51,099 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] [2022-12-14 08:41:51,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 08:41:51,099 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:51,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:51,100 INFO L85 PathProgramCache]: Analyzing trace with hash 554399344, now seen corresponding path program 1 times [2022-12-14 08:41:51,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:51,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040164049] [2022-12-14 08:41:51,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:51,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:51,387 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:51,387 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:51,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040164049] [2022-12-14 08:41:51,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040164049] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:51,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:51,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:51,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214092924] [2022-12-14 08:41:51,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:51,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:51,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:51,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:51,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:51,390 INFO L87 Difference]: Start difference. First operand 1139 states and 1499 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) [2022-12-14 08:41:51,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:51,871 INFO L93 Difference]: Finished difference Result 1139 states and 1499 transitions. [2022-12-14 08:41:51,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:51,871 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 [2022-12-14 08:41:51,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:51,878 INFO L225 Difference]: With dead ends: 1139 [2022-12-14 08:41:51,878 INFO L226 Difference]: Without dead ends: 1137 [2022-12-14 08:41:51,879 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 [2022-12-14 08:41:51,880 INFO L413 NwaCegarLoop]: 888 mSDtfsCounter, 990 mSDsluCounter, 888 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 1776 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:51,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [992 Valid, 1776 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:41:51,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states. [2022-12-14 08:41:51,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 1137. [2022-12-14 08:41:51,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1137 states, 628 states have (on average 1.2117834394904459) internal successors, (761), 678 states have internal predecessors, (761), 369 states have call successors, (369), 117 states have call predecessors, (369), 113 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1497 transitions. [2022-12-14 08:41:51,951 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1497 transitions. Word has length 52 [2022-12-14 08:41:51,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:51,951 INFO L495 AbstractCegarLoop]: Abstraction has 1137 states and 1497 transitions. [2022-12-14 08:41:51,952 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) [2022-12-14 08:41:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1497 transitions. [2022-12-14 08:41:51,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 08:41:51,953 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:51,953 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] [2022-12-14 08:41:51,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 08:41:51,954 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:51,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:51,954 INFO L85 PathProgramCache]: Analyzing trace with hash 745869095, now seen corresponding path program 1 times [2022-12-14 08:41:51,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:51,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708719447] [2022-12-14 08:41:51,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:51,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:52,168 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:52,168 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708719447] [2022-12-14 08:41:52,168 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708719447] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:52,168 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:52,168 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:52,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691466744] [2022-12-14 08:41:52,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:52,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:52,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:52,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:52,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:52,170 INFO L87 Difference]: Start difference. First operand 1137 states and 1497 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) [2022-12-14 08:41:52,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:52,566 INFO L93 Difference]: Finished difference Result 1137 states and 1497 transitions. [2022-12-14 08:41:52,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:52,566 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 [2022-12-14 08:41:52,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:52,570 INFO L225 Difference]: With dead ends: 1137 [2022-12-14 08:41:52,570 INFO L226 Difference]: Without dead ends: 1135 [2022-12-14 08:41:52,571 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 [2022-12-14 08:41:52,572 INFO L413 NwaCegarLoop]: 886 mSDtfsCounter, 987 mSDsluCounter, 886 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 1772 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:52,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [989 Valid, 1772 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:41:52,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1135 states. [2022-12-14 08:41:52,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1135 to 1135. [2022-12-14 08:41:52,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1135 states, 627 states have (on average 1.2105263157894737) internal successors, (759), 676 states have internal predecessors, (759), 369 states have call successors, (369), 117 states have call predecessors, (369), 113 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1495 transitions. [2022-12-14 08:41:52,616 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1495 transitions. Word has length 57 [2022-12-14 08:41:52,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:52,617 INFO L495 AbstractCegarLoop]: Abstraction has 1135 states and 1495 transitions. [2022-12-14 08:41:52,617 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) [2022-12-14 08:41:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1495 transitions. [2022-12-14 08:41:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 08:41:52,618 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:52,618 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] [2022-12-14 08:41:52,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 08:41:52,618 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:52,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:52,618 INFO L85 PathProgramCache]: Analyzing trace with hash -2096131627, now seen corresponding path program 1 times [2022-12-14 08:41:52,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:52,619 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119667035] [2022-12-14 08:41:52,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:52,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:52,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:52,779 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:52,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119667035] [2022-12-14 08:41:52,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119667035] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:52,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:52,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:52,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287565944] [2022-12-14 08:41:52,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:52,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:52,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:52,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:52,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:52,780 INFO L87 Difference]: Start difference. First operand 1135 states and 1495 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) [2022-12-14 08:41:53,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:53,238 INFO L93 Difference]: Finished difference Result 1135 states and 1495 transitions. [2022-12-14 08:41:53,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:53,238 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 [2022-12-14 08:41:53,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:53,244 INFO L225 Difference]: With dead ends: 1135 [2022-12-14 08:41:53,245 INFO L226 Difference]: Without dead ends: 1133 [2022-12-14 08:41:53,245 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 [2022-12-14 08:41:53,246 INFO L413 NwaCegarLoop]: 884 mSDtfsCounter, 984 mSDsluCounter, 884 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 986 SdHoareTripleChecker+Valid, 1768 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:53,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [986 Valid, 1768 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:41:53,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2022-12-14 08:41:53,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 1133. [2022-12-14 08:41:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1133 states, 626 states have (on average 1.20926517571885) internal successors, (757), 674 states have internal predecessors, (757), 369 states have call successors, (369), 117 states have call predecessors, (369), 113 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 1133 states and 1493 transitions. [2022-12-14 08:41:53,330 INFO L78 Accepts]: Start accepts. Automaton has 1133 states and 1493 transitions. Word has length 62 [2022-12-14 08:41:53,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:53,330 INFO L495 AbstractCegarLoop]: Abstraction has 1133 states and 1493 transitions. [2022-12-14 08:41:53,330 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) [2022-12-14 08:41:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1493 transitions. [2022-12-14 08:41:53,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 08:41:53,331 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:53,331 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] [2022-12-14 08:41:53,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 08:41:53,332 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:53,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:53,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1200795633, now seen corresponding path program 1 times [2022-12-14 08:41:53,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:53,332 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41254659] [2022-12-14 08:41:53,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:53,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:53,533 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:53,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:53,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41254659] [2022-12-14 08:41:53,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41254659] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:53,533 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:53,533 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:53,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838156619] [2022-12-14 08:41:53,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:53,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:53,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:53,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:53,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:53,535 INFO L87 Difference]: Start difference. First operand 1133 states and 1493 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) [2022-12-14 08:41:53,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:53,983 INFO L93 Difference]: Finished difference Result 1133 states and 1493 transitions. [2022-12-14 08:41:53,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:53,984 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 [2022-12-14 08:41:53,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:53,990 INFO L225 Difference]: With dead ends: 1133 [2022-12-14 08:41:53,990 INFO L226 Difference]: Without dead ends: 1131 [2022-12-14 08:41:53,991 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 [2022-12-14 08:41:53,991 INFO L413 NwaCegarLoop]: 882 mSDtfsCounter, 981 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 983 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:53,991 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [983 Valid, 1764 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:41:53,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2022-12-14 08:41:54,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 1131. [2022-12-14 08:41:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1131 states, 625 states have (on average 1.208) internal successors, (755), 672 states have internal predecessors, (755), 369 states have call successors, (369), 117 states have call predecessors, (369), 113 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:54,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1491 transitions. [2022-12-14 08:41:54,066 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1491 transitions. Word has length 67 [2022-12-14 08:41:54,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:54,067 INFO L495 AbstractCegarLoop]: Abstraction has 1131 states and 1491 transitions. [2022-12-14 08:41:54,067 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) [2022-12-14 08:41:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1491 transitions. [2022-12-14 08:41:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 08:41:54,068 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:54,068 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] [2022-12-14 08:41:54,068 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 08:41:54,069 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:54,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:54,069 INFO L85 PathProgramCache]: Analyzing trace with hash 608477652, now seen corresponding path program 1 times [2022-12-14 08:41:54,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:54,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981119813] [2022-12-14 08:41:54,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:54,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:54,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:54,220 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:54,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:54,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981119813] [2022-12-14 08:41:54,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981119813] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:54,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:54,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:54,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198344840] [2022-12-14 08:41:54,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:54,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:54,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:54,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:54,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:54,222 INFO L87 Difference]: Start difference. First operand 1131 states and 1491 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) [2022-12-14 08:41:54,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:54,678 INFO L93 Difference]: Finished difference Result 1131 states and 1491 transitions. [2022-12-14 08:41:54,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:54,679 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 [2022-12-14 08:41:54,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:54,683 INFO L225 Difference]: With dead ends: 1131 [2022-12-14 08:41:54,683 INFO L226 Difference]: Without dead ends: 1129 [2022-12-14 08:41:54,684 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 [2022-12-14 08:41:54,684 INFO L413 NwaCegarLoop]: 880 mSDtfsCounter, 978 mSDsluCounter, 880 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 1760 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:54,684 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [980 Valid, 1760 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:41:54,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1129 states. [2022-12-14 08:41:54,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1129 to 1129. [2022-12-14 08:41:54,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1129 states, 624 states have (on average 1.2067307692307692) internal successors, (753), 670 states have internal predecessors, (753), 369 states have call successors, (369), 117 states have call predecessors, (369), 113 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:54,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 1129 states and 1489 transitions. [2022-12-14 08:41:54,755 INFO L78 Accepts]: Start accepts. Automaton has 1129 states and 1489 transitions. Word has length 72 [2022-12-14 08:41:54,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:54,755 INFO L495 AbstractCegarLoop]: Abstraction has 1129 states and 1489 transitions. [2022-12-14 08:41:54,755 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) [2022-12-14 08:41:54,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1489 transitions. [2022-12-14 08:41:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 08:41:54,756 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:54,757 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-14 08:41:54,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 08:41:54,757 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:54,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:54,757 INFO L85 PathProgramCache]: Analyzing trace with hash 451059847, now seen corresponding path program 1 times [2022-12-14 08:41:54,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:54,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695072107] [2022-12-14 08:41:54,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:54,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-12-14 08:41:55,283 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:55,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695072107] [2022-12-14 08:41:55,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695072107] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:55,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:55,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 08:41:55,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002766560] [2022-12-14 08:41:55,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:55,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 08:41:55,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:55,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 08:41:55,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 08:41:55,284 INFO L87 Difference]: Start difference. First operand 1129 states and 1489 transitions. Second operand has 6 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 08:41:56,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:56,500 INFO L93 Difference]: Finished difference Result 1135 states and 1492 transitions. [2022-12-14 08:41:56,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:41:56,501 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 90 [2022-12-14 08:41:56,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:56,506 INFO L225 Difference]: With dead ends: 1135 [2022-12-14 08:41:56,506 INFO L226 Difference]: Without dead ends: 1133 [2022-12-14 08:41:56,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-14 08:41:56,508 INFO L413 NwaCegarLoop]: 879 mSDtfsCounter, 924 mSDsluCounter, 2202 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 3081 SdHoareTripleChecker+Invalid, 975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:56,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [928 Valid, 3081 Invalid, 975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 08:41:56,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1133 states. [2022-12-14 08:41:56,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1133 to 1133. [2022-12-14 08:41:56,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1133 states, 626 states have (on average 1.2028753993610224) internal successors, (753), 671 states have internal predecessors, (753), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:56,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 1133 states and 1489 transitions. [2022-12-14 08:41:56,619 INFO L78 Accepts]: Start accepts. Automaton has 1133 states and 1489 transitions. Word has length 90 [2022-12-14 08:41:56,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:56,619 INFO L495 AbstractCegarLoop]: Abstraction has 1133 states and 1489 transitions. [2022-12-14 08:41:56,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 08:41:56,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1489 transitions. [2022-12-14 08:41:56,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 08:41:56,620 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:56,620 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] [2022-12-14 08:41:56,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 08:41:56,621 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:56,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:56,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1170473020, now seen corresponding path program 1 times [2022-12-14 08:41:56,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:56,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938093793] [2022-12-14 08:41:56,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:56,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:56,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:56,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938093793] [2022-12-14 08:41:56,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938093793] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:56,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:56,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:56,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742388832] [2022-12-14 08:41:56,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:56,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:56,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:56,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:56,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:56,800 INFO L87 Difference]: Start difference. First operand 1133 states and 1489 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) [2022-12-14 08:41:57,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:57,234 INFO L93 Difference]: Finished difference Result 1133 states and 1489 transitions. [2022-12-14 08:41:57,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:57,235 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 [2022-12-14 08:41:57,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:57,241 INFO L225 Difference]: With dead ends: 1133 [2022-12-14 08:41:57,241 INFO L226 Difference]: Without dead ends: 1131 [2022-12-14 08:41:57,242 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 [2022-12-14 08:41:57,242 INFO L413 NwaCegarLoop]: 876 mSDtfsCounter, 973 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 1752 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:57,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [975 Valid, 1752 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:41:57,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1131 states. [2022-12-14 08:41:57,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1131 to 1131. [2022-12-14 08:41:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1131 states, 625 states have (on average 1.2016) internal successors, (751), 669 states have internal predecessors, (751), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:57,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 1131 states and 1487 transitions. [2022-12-14 08:41:57,299 INFO L78 Accepts]: Start accepts. Automaton has 1131 states and 1487 transitions. Word has length 77 [2022-12-14 08:41:57,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:57,299 INFO L495 AbstractCegarLoop]: Abstraction has 1131 states and 1487 transitions. [2022-12-14 08:41:57,299 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) [2022-12-14 08:41:57,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1131 states and 1487 transitions. [2022-12-14 08:41:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-12-14 08:41:57,300 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:57,300 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-14 08:41:57,300 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 08:41:57,300 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:57,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:57,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1368524754, now seen corresponding path program 1 times [2022-12-14 08:41:57,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:57,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464897127] [2022-12-14 08:41:57,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:57,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:57,440 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-12-14 08:41:57,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:57,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464897127] [2022-12-14 08:41:57,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464897127] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:57,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:57,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:41:57,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595153342] [2022-12-14 08:41:57,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:57,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:41:57,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:57,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:41:57,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:41:57,442 INFO L87 Difference]: Start difference. First operand 1131 states and 1487 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 08:41:57,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:57,818 INFO L93 Difference]: Finished difference Result 2231 states and 2942 transitions. [2022-12-14 08:41:57,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:41:57,819 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2022-12-14 08:41:57,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:57,824 INFO L225 Difference]: With dead ends: 2231 [2022-12-14 08:41:57,825 INFO L226 Difference]: Without dead ends: 1125 [2022-12-14 08:41:57,828 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 [2022-12-14 08:41:57,829 INFO L413 NwaCegarLoop]: 872 mSDtfsCounter, 965 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 965 SdHoareTripleChecker+Valid, 872 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:57,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [965 Valid, 872 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:41:57,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2022-12-14 08:41:57,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 1125. [2022-12-14 08:41:57,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 620 states have (on average 1.196774193548387) internal successors, (742), 663 states have internal predecessors, (742), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:57,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1478 transitions. [2022-12-14 08:41:57,909 INFO L78 Accepts]: Start accepts. Automaton has 1125 states and 1478 transitions. Word has length 93 [2022-12-14 08:41:57,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:57,909 INFO L495 AbstractCegarLoop]: Abstraction has 1125 states and 1478 transitions. [2022-12-14 08:41:57,909 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 08:41:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1478 transitions. [2022-12-14 08:41:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 08:41:57,910 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:57,910 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] [2022-12-14 08:41:57,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 08:41:57,910 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:57,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:57,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1802228880, now seen corresponding path program 1 times [2022-12-14 08:41:57,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:57,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487416445] [2022-12-14 08:41:57,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:57,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:58,084 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:58,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:58,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487416445] [2022-12-14 08:41:58,084 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487416445] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:58,084 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:58,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:58,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929897222] [2022-12-14 08:41:58,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:58,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:58,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:58,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:58,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:58,085 INFO L87 Difference]: Start difference. First operand 1125 states and 1478 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) [2022-12-14 08:41:58,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:58,550 INFO L93 Difference]: Finished difference Result 1125 states and 1478 transitions. [2022-12-14 08:41:58,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:58,550 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 [2022-12-14 08:41:58,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:58,557 INFO L225 Difference]: With dead ends: 1125 [2022-12-14 08:41:58,557 INFO L226 Difference]: Without dead ends: 1123 [2022-12-14 08:41:58,558 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 [2022-12-14 08:41:58,558 INFO L413 NwaCegarLoop]: 869 mSDtfsCounter, 969 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:58,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [971 Valid, 1734 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:41:58,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2022-12-14 08:41:58,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1123. [2022-12-14 08:41:58,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1123 states, 619 states have (on average 1.1954765751211631) internal successors, (740), 661 states have internal predecessors, (740), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:58,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1476 transitions. [2022-12-14 08:41:58,621 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1476 transitions. Word has length 82 [2022-12-14 08:41:58,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:58,621 INFO L495 AbstractCegarLoop]: Abstraction has 1123 states and 1476 transitions. [2022-12-14 08:41:58,621 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) [2022-12-14 08:41:58,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1476 transitions. [2022-12-14 08:41:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 08:41:58,622 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:58,622 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] [2022-12-14 08:41:58,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 08:41:58,622 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:58,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:58,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1069996781, now seen corresponding path program 1 times [2022-12-14 08:41:58,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:58,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125874417] [2022-12-14 08:41:58,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:58,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:58,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:58,785 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:58,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125874417] [2022-12-14 08:41:58,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125874417] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:58,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:58,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:58,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486101779] [2022-12-14 08:41:58,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:58,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:58,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:58,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:58,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:58,787 INFO L87 Difference]: Start difference. First operand 1123 states and 1476 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) [2022-12-14 08:41:59,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:59,240 INFO L93 Difference]: Finished difference Result 1123 states and 1476 transitions. [2022-12-14 08:41:59,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:59,240 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 [2022-12-14 08:41:59,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:59,243 INFO L225 Difference]: With dead ends: 1123 [2022-12-14 08:41:59,243 INFO L226 Difference]: Without dead ends: 1121 [2022-12-14 08:41:59,244 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 [2022-12-14 08:41:59,244 INFO L413 NwaCegarLoop]: 867 mSDtfsCounter, 961 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:59,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [963 Valid, 1734 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:41:59,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2022-12-14 08:41:59,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 1121. [2022-12-14 08:41:59,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1121 states, 618 states have (on average 1.1941747572815533) internal successors, (738), 659 states have internal predecessors, (738), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 1474 transitions. [2022-12-14 08:41:59,310 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 1474 transitions. Word has length 84 [2022-12-14 08:41:59,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:59,310 INFO L495 AbstractCegarLoop]: Abstraction has 1121 states and 1474 transitions. [2022-12-14 08:41:59,310 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) [2022-12-14 08:41:59,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1474 transitions. [2022-12-14 08:41:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 08:41:59,311 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:59,311 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] [2022-12-14 08:41:59,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 08:41:59,311 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:59,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:59,312 INFO L85 PathProgramCache]: Analyzing trace with hash 918164074, now seen corresponding path program 1 times [2022-12-14 08:41:59,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:59,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269414472] [2022-12-14 08:41:59,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:59,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:41:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:41:59,473 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:41:59,473 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:41:59,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269414472] [2022-12-14 08:41:59,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269414472] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:41:59,473 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:41:59,473 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:41:59,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197881776] [2022-12-14 08:41:59,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:41:59,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:41:59,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:41:59,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:41:59,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:41:59,475 INFO L87 Difference]: Start difference. First operand 1121 states and 1474 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) [2022-12-14 08:41:59,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:59,883 INFO L93 Difference]: Finished difference Result 1121 states and 1474 transitions. [2022-12-14 08:41:59,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:41:59,884 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 [2022-12-14 08:41:59,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:59,888 INFO L225 Difference]: With dead ends: 1121 [2022-12-14 08:41:59,888 INFO L226 Difference]: Without dead ends: 1119 [2022-12-14 08:41:59,889 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 [2022-12-14 08:41:59,890 INFO L413 NwaCegarLoop]: 865 mSDtfsCounter, 960 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 962 SdHoareTripleChecker+Valid, 1730 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:59,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [962 Valid, 1730 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:41:59,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2022-12-14 08:41:59,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1119. [2022-12-14 08:41:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1119 states, 617 states have (on average 1.192868719611021) internal successors, (736), 657 states have internal predecessors, (736), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:41:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 1119 states and 1472 transitions. [2022-12-14 08:41:59,981 INFO L78 Accepts]: Start accepts. Automaton has 1119 states and 1472 transitions. Word has length 89 [2022-12-14 08:41:59,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:59,981 INFO L495 AbstractCegarLoop]: Abstraction has 1119 states and 1472 transitions. [2022-12-14 08:41:59,981 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) [2022-12-14 08:41:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1472 transitions. [2022-12-14 08:41:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 08:41:59,982 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:59,982 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] [2022-12-14 08:41:59,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 08:41:59,982 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:41:59,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:59,982 INFO L85 PathProgramCache]: Analyzing trace with hash 506692035, now seen corresponding path program 1 times [2022-12-14 08:41:59,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:59,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926395441] [2022-12-14 08:41:59,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:59,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:00,120 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:00,120 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:00,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926395441] [2022-12-14 08:42:00,120 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926395441] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:00,120 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:00,120 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:00,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457363364] [2022-12-14 08:42:00,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:00,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:00,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:00,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:00,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:00,121 INFO L87 Difference]: Start difference. First operand 1119 states and 1472 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) [2022-12-14 08:42:00,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:00,657 INFO L93 Difference]: Finished difference Result 1119 states and 1472 transitions. [2022-12-14 08:42:00,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:00,658 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 [2022-12-14 08:42:00,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:00,662 INFO L225 Difference]: With dead ends: 1119 [2022-12-14 08:42:00,662 INFO L226 Difference]: Without dead ends: 1117 [2022-12-14 08:42:00,663 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 [2022-12-14 08:42:00,663 INFO L413 NwaCegarLoop]: 863 mSDtfsCounter, 957 mSDsluCounter, 863 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 1726 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:00,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 1726 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:42:00,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1117 states. [2022-12-14 08:42:00,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1117 to 1117. [2022-12-14 08:42:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1117 states, 616 states have (on average 1.1915584415584415) internal successors, (734), 655 states have internal predecessors, (734), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:00,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1470 transitions. [2022-12-14 08:42:00,735 INFO L78 Accepts]: Start accepts. Automaton has 1117 states and 1470 transitions. Word has length 94 [2022-12-14 08:42:00,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:00,736 INFO L495 AbstractCegarLoop]: Abstraction has 1117 states and 1470 transitions. [2022-12-14 08:42:00,736 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) [2022-12-14 08:42:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1470 transitions. [2022-12-14 08:42:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 08:42:00,737 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:00,737 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] [2022-12-14 08:42:00,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 08:42:00,737 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:00,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:00,737 INFO L85 PathProgramCache]: Analyzing trace with hash -380271098, now seen corresponding path program 1 times [2022-12-14 08:42:00,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:00,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923012333] [2022-12-14 08:42:00,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:00,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:00,878 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:00,878 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:00,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923012333] [2022-12-14 08:42:00,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923012333] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:00,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:00,878 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:00,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763712746] [2022-12-14 08:42:00,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:00,879 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:00,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:00,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:00,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:00,880 INFO L87 Difference]: Start difference. First operand 1117 states and 1470 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) [2022-12-14 08:42:01,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:01,316 INFO L93 Difference]: Finished difference Result 1117 states and 1470 transitions. [2022-12-14 08:42:01,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:01,317 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 [2022-12-14 08:42:01,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:01,321 INFO L225 Difference]: With dead ends: 1117 [2022-12-14 08:42:01,322 INFO L226 Difference]: Without dead ends: 1115 [2022-12-14 08:42:01,322 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 [2022-12-14 08:42:01,322 INFO L413 NwaCegarLoop]: 861 mSDtfsCounter, 954 mSDsluCounter, 861 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 1722 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:01,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [956 Valid, 1722 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:01,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1115 states. [2022-12-14 08:42:01,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1115 to 1115. [2022-12-14 08:42:01,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1115 states, 615 states have (on average 1.1902439024390243) internal successors, (732), 653 states have internal predecessors, (732), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:01,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 1115 states and 1468 transitions. [2022-12-14 08:42:01,402 INFO L78 Accepts]: Start accepts. Automaton has 1115 states and 1468 transitions. Word has length 99 [2022-12-14 08:42:01,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:01,402 INFO L495 AbstractCegarLoop]: Abstraction has 1115 states and 1468 transitions. [2022-12-14 08:42:01,402 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) [2022-12-14 08:42:01,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1468 transitions. [2022-12-14 08:42:01,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 08:42:01,403 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:01,404 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:42:01,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-14 08:42:01,404 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:01,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:01,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1369264819, now seen corresponding path program 1 times [2022-12-14 08:42:01,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:01,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584802409] [2022-12-14 08:42:01,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:01,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:01,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-12-14 08:42:01,544 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:01,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584802409] [2022-12-14 08:42:01,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584802409] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:01,544 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:01,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:42:01,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307895796] [2022-12-14 08:42:01,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:01,545 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:42:01,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:01,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:42:01,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:42:01,546 INFO L87 Difference]: Start difference. First operand 1115 states and 1468 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (18), 1 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 08:42:01,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:01,941 INFO L93 Difference]: Finished difference Result 2199 states and 2892 transitions. [2022-12-14 08:42:01,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:42:01,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (18), 1 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 115 [2022-12-14 08:42:01,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:01,946 INFO L225 Difference]: With dead ends: 2199 [2022-12-14 08:42:01,946 INFO L226 Difference]: Without dead ends: 1109 [2022-12-14 08:42:01,949 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 [2022-12-14 08:42:01,950 INFO L413 NwaCegarLoop]: 857 mSDtfsCounter, 969 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:01,950 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [969 Valid, 857 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:01,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2022-12-14 08:42:02,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2022-12-14 08:42:02,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1109 states, 610 states have (on average 1.1852459016393442) internal successors, (723), 647 states have internal predecessors, (723), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:02,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 1459 transitions. [2022-12-14 08:42:02,068 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 1459 transitions. Word has length 115 [2022-12-14 08:42:02,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:02,068 INFO L495 AbstractCegarLoop]: Abstraction has 1109 states and 1459 transitions. [2022-12-14 08:42:02,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 2 states have call successors, (18), 1 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 08:42:02,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1459 transitions. [2022-12-14 08:42:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 08:42:02,070 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:02,070 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] [2022-12-14 08:42:02,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-14 08:42:02,071 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:02,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:02,071 INFO L85 PathProgramCache]: Analyzing trace with hash 271109056, now seen corresponding path program 1 times [2022-12-14 08:42:02,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:02,071 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054395270] [2022-12-14 08:42:02,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:02,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:02,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:02,278 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:02,278 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:02,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054395270] [2022-12-14 08:42:02,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054395270] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:02,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:02,279 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:02,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518896729] [2022-12-14 08:42:02,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:02,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:02,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:02,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:02,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:02,280 INFO L87 Difference]: Start difference. First operand 1109 states and 1459 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) [2022-12-14 08:42:02,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:02,711 INFO L93 Difference]: Finished difference Result 1109 states and 1459 transitions. [2022-12-14 08:42:02,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:02,712 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 [2022-12-14 08:42:02,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:02,715 INFO L225 Difference]: With dead ends: 1109 [2022-12-14 08:42:02,715 INFO L226 Difference]: Without dead ends: 1107 [2022-12-14 08:42:02,715 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 [2022-12-14 08:42:02,716 INFO L413 NwaCegarLoop]: 854 mSDtfsCounter, 946 mSDsluCounter, 854 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 1708 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:02,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 1708 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:02,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states. [2022-12-14 08:42:02,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 1107. [2022-12-14 08:42:02,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1107 states, 609 states have (on average 1.1839080459770115) internal successors, (721), 645 states have internal predecessors, (721), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:02,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1457 transitions. [2022-12-14 08:42:02,799 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1457 transitions. Word has length 104 [2022-12-14 08:42:02,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:02,799 INFO L495 AbstractCegarLoop]: Abstraction has 1107 states and 1457 transitions. [2022-12-14 08:42:02,799 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) [2022-12-14 08:42:02,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1457 transitions. [2022-12-14 08:42:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 08:42:02,801 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:02,801 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-14 08:42:02,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-14 08:42:02,801 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:02,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:02,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1842350578, now seen corresponding path program 1 times [2022-12-14 08:42:02,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:02,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740208107] [2022-12-14 08:42:02,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:02,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:02,950 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2022-12-14 08:42:02,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:02,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740208107] [2022-12-14 08:42:02,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740208107] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 08:42:02,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [176379394] [2022-12-14 08:42:02,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:02,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:42:02,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:42:02,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:42:02,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 08:42:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:03,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 08:42:03,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:42:03,421 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-12-14 08:42:03,421 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:42:03,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [176379394] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:03,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 08:42:03,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-12-14 08:42:03,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992994896] [2022-12-14 08:42:03,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:03,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:42:03,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:03,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:42:03,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:42:03,423 INFO L87 Difference]: Start difference. First operand 1107 states and 1457 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 08:42:03,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:03,746 INFO L93 Difference]: Finished difference Result 2183 states and 2870 transitions. [2022-12-14 08:42:03,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:42:03,746 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 120 [2022-12-14 08:42:03,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:03,750 INFO L225 Difference]: With dead ends: 2183 [2022-12-14 08:42:03,750 INFO L226 Difference]: Without dead ends: 1101 [2022-12-14 08:42:03,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:42:03,752 INFO L413 NwaCegarLoop]: 850 mSDtfsCounter, 931 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 850 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:03,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [931 Valid, 850 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 08:42:03,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1101 states. [2022-12-14 08:42:03,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1101 to 1101. [2022-12-14 08:42:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1101 states, 604 states have (on average 1.1788079470198676) internal successors, (712), 639 states have internal predecessors, (712), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:03,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 1101 states and 1448 transitions. [2022-12-14 08:42:03,854 INFO L78 Accepts]: Start accepts. Automaton has 1101 states and 1448 transitions. Word has length 120 [2022-12-14 08:42:03,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:03,855 INFO L495 AbstractCegarLoop]: Abstraction has 1101 states and 1448 transitions. [2022-12-14 08:42:03,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 08:42:03,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1448 transitions. [2022-12-14 08:42:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 08:42:03,856 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:03,856 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] [2022-12-14 08:42:03,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 08:42:04,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-14 08:42:04,058 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:04,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:04,060 INFO L85 PathProgramCache]: Analyzing trace with hash 1109534959, now seen corresponding path program 1 times [2022-12-14 08:42:04,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:04,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760269346] [2022-12-14 08:42:04,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:04,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:04,268 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:04,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760269346] [2022-12-14 08:42:04,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760269346] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:04,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:04,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:04,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618798716] [2022-12-14 08:42:04,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:04,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:04,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:04,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:04,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:04,270 INFO L87 Difference]: Start difference. First operand 1101 states and 1448 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) [2022-12-14 08:42:04,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:04,729 INFO L93 Difference]: Finished difference Result 1101 states and 1448 transitions. [2022-12-14 08:42:04,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:04,729 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 [2022-12-14 08:42:04,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:04,732 INFO L225 Difference]: With dead ends: 1101 [2022-12-14 08:42:04,732 INFO L226 Difference]: Without dead ends: 1099 [2022-12-14 08:42:04,732 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 [2022-12-14 08:42:04,733 INFO L413 NwaCegarLoop]: 847 mSDtfsCounter, 938 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 1694 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:04,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [940 Valid, 1694 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:04,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1099 states. [2022-12-14 08:42:04,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1099 to 1099. [2022-12-14 08:42:04,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1099 states, 603 states have (on average 1.1774461028192371) internal successors, (710), 637 states have internal predecessors, (710), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:04,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 1099 states and 1446 transitions. [2022-12-14 08:42:04,826 INFO L78 Accepts]: Start accepts. Automaton has 1099 states and 1446 transitions. Word has length 109 [2022-12-14 08:42:04,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:04,826 INFO L495 AbstractCegarLoop]: Abstraction has 1099 states and 1446 transitions. [2022-12-14 08:42:04,826 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) [2022-12-14 08:42:04,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1446 transitions. [2022-12-14 08:42:04,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 08:42:04,827 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:04,827 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] [2022-12-14 08:42:04,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-14 08:42:04,828 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:04,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:04,828 INFO L85 PathProgramCache]: Analyzing trace with hash -849782552, now seen corresponding path program 1 times [2022-12-14 08:42:04,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:04,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136032386] [2022-12-14 08:42:04,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:04,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:04,981 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:04,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136032386] [2022-12-14 08:42:04,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136032386] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:04,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:04,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:04,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199943630] [2022-12-14 08:42:04,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:04,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:04,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:04,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:04,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:04,983 INFO L87 Difference]: Start difference. First operand 1099 states and 1446 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) [2022-12-14 08:42:05,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:05,477 INFO L93 Difference]: Finished difference Result 1099 states and 1446 transitions. [2022-12-14 08:42:05,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:05,478 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 [2022-12-14 08:42:05,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:05,481 INFO L225 Difference]: With dead ends: 1099 [2022-12-14 08:42:05,481 INFO L226 Difference]: Without dead ends: 1097 [2022-12-14 08:42:05,481 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 [2022-12-14 08:42:05,482 INFO L413 NwaCegarLoop]: 845 mSDtfsCounter, 935 mSDsluCounter, 845 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 1690 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:05,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [937 Valid, 1690 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:05,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1097 states. [2022-12-14 08:42:05,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1097 to 1097. [2022-12-14 08:42:05,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 602 states have (on average 1.176079734219269) internal successors, (708), 635 states have internal predecessors, (708), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 1444 transitions. [2022-12-14 08:42:05,582 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 1444 transitions. Word has length 114 [2022-12-14 08:42:05,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:05,583 INFO L495 AbstractCegarLoop]: Abstraction has 1097 states and 1444 transitions. [2022-12-14 08:42:05,583 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) [2022-12-14 08:42:05,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1444 transitions. [2022-12-14 08:42:05,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 08:42:05,584 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:05,584 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] [2022-12-14 08:42:05,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-14 08:42:05,584 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:05,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:05,585 INFO L85 PathProgramCache]: Analyzing trace with hash 441260765, now seen corresponding path program 1 times [2022-12-14 08:42:05,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:05,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818212853] [2022-12-14 08:42:05,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:05,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:05,903 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:05,903 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:05,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818212853] [2022-12-14 08:42:05,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818212853] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:05,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:05,904 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:05,904 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35519080] [2022-12-14 08:42:05,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:05,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:05,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:05,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:05,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:05,905 INFO L87 Difference]: Start difference. First operand 1097 states and 1444 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) [2022-12-14 08:42:06,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:06,358 INFO L93 Difference]: Finished difference Result 1097 states and 1444 transitions. [2022-12-14 08:42:06,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:06,358 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 [2022-12-14 08:42:06,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:06,361 INFO L225 Difference]: With dead ends: 1097 [2022-12-14 08:42:06,361 INFO L226 Difference]: Without dead ends: 1095 [2022-12-14 08:42:06,362 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 [2022-12-14 08:42:06,362 INFO L413 NwaCegarLoop]: 843 mSDtfsCounter, 932 mSDsluCounter, 843 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 934 SdHoareTripleChecker+Valid, 1686 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:06,362 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [934 Valid, 1686 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:06,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1095 states. [2022-12-14 08:42:06,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1095 to 1095. [2022-12-14 08:42:06,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1095 states, 601 states have (on average 1.1747088186356074) internal successors, (706), 633 states have internal predecessors, (706), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 1095 states and 1442 transitions. [2022-12-14 08:42:06,465 INFO L78 Accepts]: Start accepts. Automaton has 1095 states and 1442 transitions. Word has length 119 [2022-12-14 08:42:06,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:06,465 INFO L495 AbstractCegarLoop]: Abstraction has 1095 states and 1442 transitions. [2022-12-14 08:42:06,465 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) [2022-12-14 08:42:06,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1095 states and 1442 transitions. [2022-12-14 08:42:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 08:42:06,466 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:06,466 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] [2022-12-14 08:42:06,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-14 08:42:06,467 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:06,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:06,467 INFO L85 PathProgramCache]: Analyzing trace with hash 1408486271, now seen corresponding path program 1 times [2022-12-14 08:42:06,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:06,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292734827] [2022-12-14 08:42:06,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:06,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:06,603 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:06,603 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:06,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292734827] [2022-12-14 08:42:06,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292734827] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:06,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:06,603 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:06,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911995304] [2022-12-14 08:42:06,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:06,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:06,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:06,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:06,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:06,605 INFO L87 Difference]: Start difference. First operand 1095 states and 1442 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) [2022-12-14 08:42:07,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:07,115 INFO L93 Difference]: Finished difference Result 1095 states and 1442 transitions. [2022-12-14 08:42:07,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:07,116 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 [2022-12-14 08:42:07,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:07,119 INFO L225 Difference]: With dead ends: 1095 [2022-12-14 08:42:07,119 INFO L226 Difference]: Without dead ends: 1093 [2022-12-14 08:42:07,119 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 [2022-12-14 08:42:07,120 INFO L413 NwaCegarLoop]: 841 mSDtfsCounter, 929 mSDsluCounter, 841 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 1682 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:07,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [931 Valid, 1682 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:07,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2022-12-14 08:42:07,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 1093. [2022-12-14 08:42:07,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1093 states, 600 states have (on average 1.1733333333333333) internal successors, (704), 631 states have internal predecessors, (704), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:07,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 1093 states and 1440 transitions. [2022-12-14 08:42:07,229 INFO L78 Accepts]: Start accepts. Automaton has 1093 states and 1440 transitions. Word has length 124 [2022-12-14 08:42:07,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:07,230 INFO L495 AbstractCegarLoop]: Abstraction has 1093 states and 1440 transitions. [2022-12-14 08:42:07,230 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) [2022-12-14 08:42:07,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1440 transitions. [2022-12-14 08:42:07,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 08:42:07,231 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:07,231 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] [2022-12-14 08:42:07,231 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-14 08:42:07,231 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:07,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:07,231 INFO L85 PathProgramCache]: Analyzing trace with hash 2095701426, now seen corresponding path program 1 times [2022-12-14 08:42:07,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:07,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177393424] [2022-12-14 08:42:07,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:07,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:07,370 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:07,370 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:07,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177393424] [2022-12-14 08:42:07,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177393424] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:07,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:07,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:07,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604208789] [2022-12-14 08:42:07,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:07,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:07,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:07,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:07,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:07,371 INFO L87 Difference]: Start difference. First operand 1093 states and 1440 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) [2022-12-14 08:42:07,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:07,905 INFO L93 Difference]: Finished difference Result 1093 states and 1440 transitions. [2022-12-14 08:42:07,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:07,906 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 [2022-12-14 08:42:07,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:07,911 INFO L225 Difference]: With dead ends: 1093 [2022-12-14 08:42:07,911 INFO L226 Difference]: Without dead ends: 1091 [2022-12-14 08:42:07,912 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 [2022-12-14 08:42:07,912 INFO L413 NwaCegarLoop]: 839 mSDtfsCounter, 926 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:07,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [928 Valid, 1678 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:07,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2022-12-14 08:42:08,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 1091. [2022-12-14 08:42:08,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1091 states, 599 states have (on average 1.1719532554257095) internal successors, (702), 629 states have internal predecessors, (702), 369 states have call successors, (369), 120 states have call predecessors, (369), 116 states have return successors, (367), 359 states have call predecessors, (367), 367 states have call successors, (367) [2022-12-14 08:42:08,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 1091 states and 1438 transitions. [2022-12-14 08:42:08,022 INFO L78 Accepts]: Start accepts. Automaton has 1091 states and 1438 transitions. Word has length 129 [2022-12-14 08:42:08,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:08,022 INFO L495 AbstractCegarLoop]: Abstraction has 1091 states and 1438 transitions. [2022-12-14 08:42:08,022 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) [2022-12-14 08:42:08,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1438 transitions. [2022-12-14 08:42:08,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-12-14 08:42:08,023 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:08,024 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:42:08,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-14 08:42:08,024 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:08,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:08,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1487727986, now seen corresponding path program 1 times [2022-12-14 08:42:08,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:08,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866511520] [2022-12-14 08:42:08,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:08,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-12-14 08:42:08,617 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:08,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866511520] [2022-12-14 08:42:08,617 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866511520] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 08:42:08,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1695574174] [2022-12-14 08:42:08,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:08,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:42:08,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:42:08,618 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:42:08,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 08:42:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:09,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 2044 conjuncts, 89 conjunts are in the unsatisfiable core [2022-12-14 08:42:09,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:42:09,212 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-12-14 08:42:09,212 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:42:09,213 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1695574174] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:09,213 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 08:42:09,213 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 9 [2022-12-14 08:42:09,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257355479] [2022-12-14 08:42:09,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:09,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-14 08:42:09,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:09,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-14 08:42:09,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-14 08:42:09,214 INFO L87 Difference]: Start difference. First operand 1091 states and 1438 transitions. Second operand has 9 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (28), 5 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 08:42:11,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:11,281 INFO L93 Difference]: Finished difference Result 2345 states and 3146 transitions. [2022-12-14 08:42:11,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 08:42:11,282 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (28), 5 states have call predecessors, (28), 3 states have call successors, (28) Word has length 167 [2022-12-14 08:42:11,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:11,287 INFO L225 Difference]: With dead ends: 2345 [2022-12-14 08:42:11,287 INFO L226 Difference]: Without dead ends: 1279 [2022-12-14 08:42:11,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-12-14 08:42:11,290 INFO L413 NwaCegarLoop]: 965 mSDtfsCounter, 52 mSDsluCounter, 6637 mSDsCounter, 0 mSdLazyCounter, 1070 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 7602 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:11,290 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 7602 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1070 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-12-14 08:42:11,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1279 states. [2022-12-14 08:42:11,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1279 to 1107. [2022-12-14 08:42:11,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1107 states, 609 states have (on average 1.1691297208538587) internal successors, (712), 639 states have internal predecessors, (712), 371 states have call successors, (371), 120 states have call predecessors, (371), 120 states have return successors, (376), 365 states have call predecessors, (376), 369 states have call successors, (376) [2022-12-14 08:42:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1459 transitions. [2022-12-14 08:42:11,419 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1459 transitions. Word has length 167 [2022-12-14 08:42:11,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:11,419 INFO L495 AbstractCegarLoop]: Abstraction has 1107 states and 1459 transitions. [2022-12-14 08:42:11,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (28), 5 states have call predecessors, (28), 3 states have call successors, (28) [2022-12-14 08:42:11,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1459 transitions. [2022-12-14 08:42:11,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 08:42:11,420 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:11,420 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] [2022-12-14 08:42:11,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 08:42:11,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-12-14 08:42:11,622 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:11,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:11,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1226532550, now seen corresponding path program 1 times [2022-12-14 08:42:11,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:11,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601535653] [2022-12-14 08:42:11,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:11,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:11,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:11,790 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:11,790 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:11,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601535653] [2022-12-14 08:42:11,791 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601535653] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:11,791 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:11,791 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:11,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816390285] [2022-12-14 08:42:11,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:11,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:11,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:11,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:11,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:11,792 INFO L87 Difference]: Start difference. First operand 1107 states and 1459 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) [2022-12-14 08:42:12,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:12,274 INFO L93 Difference]: Finished difference Result 1107 states and 1459 transitions. [2022-12-14 08:42:12,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:12,274 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 [2022-12-14 08:42:12,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:12,277 INFO L225 Difference]: With dead ends: 1107 [2022-12-14 08:42:12,277 INFO L226 Difference]: Without dead ends: 1105 [2022-12-14 08:42:12,278 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 [2022-12-14 08:42:12,278 INFO L413 NwaCegarLoop]: 837 mSDtfsCounter, 923 mSDsluCounter, 837 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 925 SdHoareTripleChecker+Valid, 1674 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:12,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [925 Valid, 1674 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:12,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1105 states. [2022-12-14 08:42:12,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1105 to 1105. [2022-12-14 08:42:12,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1105 states, 608 states have (on average 1.167763157894737) internal successors, (710), 637 states have internal predecessors, (710), 371 states have call successors, (371), 120 states have call predecessors, (371), 120 states have return successors, (376), 365 states have call predecessors, (376), 369 states have call successors, (376) [2022-12-14 08:42:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 1105 states and 1457 transitions. [2022-12-14 08:42:12,397 INFO L78 Accepts]: Start accepts. Automaton has 1105 states and 1457 transitions. Word has length 134 [2022-12-14 08:42:12,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:12,397 INFO L495 AbstractCegarLoop]: Abstraction has 1105 states and 1457 transitions. [2022-12-14 08:42:12,397 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) [2022-12-14 08:42:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1457 transitions. [2022-12-14 08:42:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-14 08:42:12,398 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:12,398 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, 1, 1, 1, 1, 1] [2022-12-14 08:42:12,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-14 08:42:12,399 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:12,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:12,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1966111998, now seen corresponding path program 1 times [2022-12-14 08:42:12,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:12,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248655272] [2022-12-14 08:42:12,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:12,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:12,525 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:12,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248655272] [2022-12-14 08:42:12,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248655272] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:12,526 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:12,526 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:12,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059376973] [2022-12-14 08:42:12,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:12,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:12,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:12,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:12,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:12,527 INFO L87 Difference]: Start difference. First operand 1105 states and 1457 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-14 08:42:13,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:13,000 INFO L93 Difference]: Finished difference Result 1105 states and 1457 transitions. [2022-12-14 08:42:13,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:13,001 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 139 [2022-12-14 08:42:13,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:13,004 INFO L225 Difference]: With dead ends: 1105 [2022-12-14 08:42:13,005 INFO L226 Difference]: Without dead ends: 1103 [2022-12-14 08:42:13,005 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 [2022-12-14 08:42:13,005 INFO L413 NwaCegarLoop]: 835 mSDtfsCounter, 920 mSDsluCounter, 835 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 922 SdHoareTripleChecker+Valid, 1670 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:13,006 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [922 Valid, 1670 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 08:42:13,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1103 states. [2022-12-14 08:42:13,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1103 to 1103. [2022-12-14 08:42:13,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1103 states, 607 states have (on average 1.1663920922570017) internal successors, (708), 635 states have internal predecessors, (708), 371 states have call successors, (371), 120 states have call predecessors, (371), 120 states have return successors, (376), 365 states have call predecessors, (376), 369 states have call successors, (376) [2022-12-14 08:42:13,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 1103 states and 1455 transitions. [2022-12-14 08:42:13,138 INFO L78 Accepts]: Start accepts. Automaton has 1103 states and 1455 transitions. Word has length 139 [2022-12-14 08:42:13,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:13,139 INFO L495 AbstractCegarLoop]: Abstraction has 1103 states and 1455 transitions. [2022-12-14 08:42:13,139 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-14 08:42:13,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1455 transitions. [2022-12-14 08:42:13,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 08:42:13,140 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:13,141 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:42:13,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-14 08:42:13,141 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:13,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:13,141 INFO L85 PathProgramCache]: Analyzing trace with hash -1130487176, now seen corresponding path program 1 times [2022-12-14 08:42:13,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:13,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661148280] [2022-12-14 08:42:13,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:13,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:13,268 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 08:42:13,268 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:13,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661148280] [2022-12-14 08:42:13,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661148280] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:42:13,269 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:42:13,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:42:13,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541963284] [2022-12-14 08:42:13,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:42:13,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:42:13,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:42:13,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:42:13,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:42:13,270 INFO L87 Difference]: Start difference. First operand 1103 states and 1455 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-14 08:42:13,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:42:13,847 INFO L93 Difference]: Finished difference Result 1103 states and 1455 transitions. [2022-12-14 08:42:13,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:42:13,847 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 144 [2022-12-14 08:42:13,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:42:13,850 INFO L225 Difference]: With dead ends: 1103 [2022-12-14 08:42:13,850 INFO L226 Difference]: Without dead ends: 960 [2022-12-14 08:42:13,851 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 [2022-12-14 08:42:13,851 INFO L413 NwaCegarLoop]: 834 mSDtfsCounter, 917 mSDsluCounter, 834 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:42:13,852 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [917 Valid, 1668 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 08:42:13,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2022-12-14 08:42:13,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 960. [2022-12-14 08:42:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 960 states, 534 states have (on average 1.1816479400749065) internal successors, (631), 559 states have internal predecessors, (631), 322 states have call successors, (322), 100 states have call predecessors, (322), 100 states have return successors, (327), 318 states have call predecessors, (327), 320 states have call successors, (327) [2022-12-14 08:42:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 960 states and 1280 transitions. [2022-12-14 08:42:13,964 INFO L78 Accepts]: Start accepts. Automaton has 960 states and 1280 transitions. Word has length 144 [2022-12-14 08:42:13,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:42:13,964 INFO L495 AbstractCegarLoop]: Abstraction has 960 states and 1280 transitions. [2022-12-14 08:42:13,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-14 08:42:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1280 transitions. [2022-12-14 08:42:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-12-14 08:42:13,965 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:42:13,966 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:42:13,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-12-14 08:42:13,966 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-12-14 08:42:13,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:42:13,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1171734640, now seen corresponding path program 1 times [2022-12-14 08:42:13,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:42:13,966 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476867650] [2022-12-14 08:42:13,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:13,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:14,014 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 08:42:14,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1869320526] [2022-12-14 08:42:14,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:42:14,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:42:14,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:42:14,015 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:42:14,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ff1b5cd-83ec-47dd-a0e8-83790fc23fe3/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 08:42:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:42:14,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 2180 conjuncts, 34 conjunts are in the unsatisfiable core [2022-12-14 08:42:14,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:42:14,834 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 130 proven. 2 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2022-12-14 08:42:14,834 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:42:15,085 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2022-12-14 08:42:15,086 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:42:15,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476867650] [2022-12-14 08:42:15,086 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 08:42:15,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869320526] [2022-12-14 08:42:15,086 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1869320526] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:42:15,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [320328465] [2022-12-14 08:42:15,104 INFO L159 IcfgInterpreter]: Started Sifa with 105 locations of interest [2022-12-14 08:42:15,104 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 08:42:15,107 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 08:42:15,111 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 08:42:15,111 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 08:42:15,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:15,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:15,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:15,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:15,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2022-12-14 08:42:16,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 9 [2022-12-14 08:42:16,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 17 select indices, 17 select index equivalence classes, 153 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 995 treesize of output 855 [2022-12-14 08:42:16,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:16,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 44 [2022-12-14 08:42:16,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2022-12-14 08:42:35,418 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 [2022-12-14 08:42:35,425 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 [2022-12-14 08:42:45,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,042 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:42:45,116 INFO L321 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2022-12-14 08:42:45,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 34 select indices, 34 select index equivalence classes, 561 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 1 case distinctions, treesize of input 4335 treesize of output 4231 [2022-12-14 08:42:45,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:45,793 INFO L217 Elim1Store]: Index analysis took 148 ms [2022-12-14 08:42:46,908 INFO L321 Elim1Store]: treesize reduction 323, result has 50.1 percent of original size [2022-12-14 08:42:46,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 20 select indices, 20 select index equivalence classes, 171 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 38 case distinctions, treesize of input 4339 treesize of output 4183 [2022-12-14 08:42:47,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:42:47,258 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:42:47,311 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 08:42:47,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 34 select indices, 34 select index equivalence classes, 561 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 1 case distinctions, treesize of input 3859 treesize of output 3759 [2022-12-14 08:42:48,041 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 08:42:48,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 3851 treesize of output 3849 [2022-12-14 08:42:48,759 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 08:42:48,760 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 1 case distinctions, treesize of input 3846 treesize of output 3846 [2022-12-14 08:43:47,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 1 [2022-12-14 08:47:01,541 WARN L233 SmtUtils]: Spent 12.04s on a formula simplification that was a NOOP. DAG size: 1656 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-12-14 08:47:14,677 WARN L233 SmtUtils]: Spent 7.45s on a formula simplification that was a NOOP. DAG size: 1649 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-12-14 08:55:16,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:55:16,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:55:17,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:55:17,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:55:17,100 INFO L217 Elim1Store]: Index analysis took 963 ms [2022-12-14 08:55:20,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 3864 treesize of output 3855