./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--memstick--core--ms_block.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66bac413628aea28df41e5815c9797e59bd0b92879c97b090502234c31960876 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:41:23,920 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:41:23,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:41:23,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:41:23,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:41:23,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:41:23,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:41:23,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:41:23,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:41:23,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:41:23,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:41:23,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:41:23,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:41:23,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:41:23,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:41:23,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:41:23,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:41:23,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:41:23,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:41:23,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:41:24,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:41:24,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:41:24,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:41:24,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:41:24,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:41:24,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:41:24,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:41:24,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:41:24,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:41:24,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:41:24,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:41:24,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:41:24,024 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:41:24,025 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:41:24,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:41:24,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:41:24,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:41:24,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:41:24,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:41:24,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:41:24,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:41:24,030 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:41:24,072 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:41:24,072 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:41:24,073 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:41:24,073 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:41:24,074 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:41:24,074 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:41:24,074 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:41:24,075 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:41:24,075 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:41:24,075 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:41:24,076 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:41:24,076 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:41:24,077 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:41:24,077 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:41:24,077 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:41:24,077 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:41:24,078 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:41:24,078 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:41:24,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:41:24,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:41:24,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:41:24,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:41:24,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:41:24,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:41:24,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:41:24,081 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:41:24,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:41:24,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:41:24,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:41:24,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:24,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:41:24,083 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:41:24,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:41:24,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:41:24,083 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:41:24,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:41:24,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:41:24,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:41:24,084 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_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66bac413628aea28df41e5815c9797e59bd0b92879c97b090502234c31960876 [2022-11-25 22:41:24,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:41:24,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:41:24,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:41:24,379 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:41:24,380 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:41:24,381 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2022-11-25 22:41:27,427 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:41:28,078 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:41:28,078 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2022-11-25 22:41:28,130 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/data/26d3fa51f/fe5e82fa4e50423ba0e66eb0733dbe6f/FLAG5d0d565b0 [2022-11-25 22:41:28,148 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/data/26d3fa51f/fe5e82fa4e50423ba0e66eb0733dbe6f [2022-11-25 22:41:28,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:41:28,152 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:41:28,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:28,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:41:28,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:41:28,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:28" (1/1) ... [2022-11-25 22:41:28,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@408bad5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:28, skipping insertion in model container [2022-11-25 22:41:28,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:28" (1/1) ... [2022-11-25 22:41:28,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:41:28,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:41:29,434 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 22:41:29,581 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:41:29,689 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:41:30,027 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:30,032 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:30,034 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:30,043 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:30,044 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:30,052 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:30,052 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 22:41:30,059 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:30,061 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 22:41:30,069 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 22:41:30,088 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,096 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,107 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,121 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:30,123 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:41:30,125 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:30,133 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:30,139 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 22:41:30,146 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:30,148 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:41:30,154 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,161 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,161 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,175 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,176 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,184 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,196 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,203 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:30,204 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 22:41:30,207 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,209 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,210 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,224 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,232 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:30,234 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 22:41:30,243 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,257 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,266 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,273 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,279 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:30,288 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,289 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,292 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,310 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,316 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,321 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,327 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,329 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,337 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,337 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:41:30,338 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:30,338 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 22:41:30,340 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 22:41:30,341 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 22:41:30,341 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:41:30,341 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 22:41:30,342 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,343 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,345 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,346 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,352 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,354 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,360 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:30,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,381 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,387 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 22:41:30,387 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,388 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,397 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,403 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,406 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,422 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,426 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:30,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,428 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,428 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,446 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:30,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,448 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,449 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,450 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,457 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,457 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,458 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,467 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,468 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,468 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,469 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,471 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,471 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,472 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,473 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,522 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,522 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,523 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,524 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,540 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 22:41:30,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,554 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:30,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,556 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,568 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:41:30,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,569 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:30,570 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:30,570 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-11-25 22:41:30,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,583 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:30,583 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:30,584 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-11-25 22:41:30,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,627 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:41:30,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,630 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,630 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 22:41:30,634 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 22:41:30,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,635 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 22:41:30,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,649 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,655 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,655 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,656 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,656 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,661 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,665 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,680 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-11-25 22:41:30,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,687 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,688 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:30,688 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-11-25 22:41:30,688 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:41:30,699 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,699 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 22:41:30,700 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 22:41:30,700 WARN L623 FunctionHandler]: Unknown extern function blk_requeue_request [2022-11-25 22:41:30,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,711 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:41:30,718 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-11-25 22:41:30,719 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-11-25 22:41:30,719 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 22:41:30,719 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-11-25 22:41:30,720 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-11-25 22:41:30,720 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 22:41:30,720 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:41:30,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,728 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 22:41:30,728 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:41:30,729 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:41:30,729 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:30,730 WARN L623 FunctionHandler]: Unknown extern function set_disk_ro [2022-11-25 22:41:30,730 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,736 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:41:30,737 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,742 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,743 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:41:30,753 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:41:30,754 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:30,755 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:30,755 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:30,756 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:30,757 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,758 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:30,764 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 22:41:30,764 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,765 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:41:30,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:30,770 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:41:30,874 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:41:30,879 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:41:30,880 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:41:30,886 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:41:30,887 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:30,888 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:30,889 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:41:30,890 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:30,890 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:41:30,891 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:30,891 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:30,892 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:30,893 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-11-25 22:41:30,893 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-11-25 22:41:30,894 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 22:41:30,895 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:41:30,896 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:30,896 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 22:41:30,897 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 22:41:30,897 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-11-25 22:41:30,898 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-11-25 22:41:31,378 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:41:31,637 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:41:32,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345749,345762] [2022-11-25 22:41:32,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345894,345907] [2022-11-25 22:41:32,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346040,346053] [2022-11-25 22:41:32,184 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346205,346218] [2022-11-25 22:41:32,185 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346363,346376] [2022-11-25 22:41:32,185 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346521,346534] [2022-11-25 22:41:32,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346679,346692] [2022-11-25 22:41:32,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346839,346852] [2022-11-25 22:41:32,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346998,347011] [2022-11-25 22:41:32,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347137,347150] [2022-11-25 22:41:32,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347279,347292] [2022-11-25 22:41:32,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347428,347441] [2022-11-25 22:41:32,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347567,347580] [2022-11-25 22:41:32,189 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347722,347735] [2022-11-25 22:41:32,189 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347882,347895] [2022-11-25 22:41:32,190 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348033,348046] [2022-11-25 22:41:32,190 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348184,348197] [2022-11-25 22:41:32,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348336,348349] [2022-11-25 22:41:32,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348485,348498] [2022-11-25 22:41:32,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348633,348646] [2022-11-25 22:41:32,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348790,348803] [2022-11-25 22:41:32,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348939,348952] [2022-11-25 22:41:32,193 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349095,349108] [2022-11-25 22:41:32,193 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349248,349261] [2022-11-25 22:41:32,194 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349394,349407] [2022-11-25 22:41:32,194 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349537,349550] [2022-11-25 22:41:32,195 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349689,349702] [2022-11-25 22:41:32,195 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349835,349848] [2022-11-25 22:41:32,196 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349980,349993] [2022-11-25 22:41:32,196 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350134,350147] [2022-11-25 22:41:32,197 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350285,350298] [2022-11-25 22:41:32,197 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350440,350453] [2022-11-25 22:41:32,198 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350592,350605] [2022-11-25 22:41:32,198 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350747,350760] [2022-11-25 22:41:32,198 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350911,350924] [2022-11-25 22:41:32,199 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351067,351080] [2022-11-25 22:41:32,199 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351231,351244] [2022-11-25 22:41:32,200 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351373,351386] [2022-11-25 22:41:32,200 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351531,351544] [2022-11-25 22:41:32,201 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351698,351711] [2022-11-25 22:41:32,201 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351857,351870] [2022-11-25 22:41:32,202 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352016,352029] [2022-11-25 22:41:32,202 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352165,352178] [2022-11-25 22:41:32,203 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352312,352325] [2022-11-25 22:41:32,204 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352451,352464] [2022-11-25 22:41:32,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352614,352627] [2022-11-25 22:41:32,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352780,352793] [2022-11-25 22:41:32,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352944,352957] [2022-11-25 22:41:32,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353109,353122] [2022-11-25 22:41:32,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353274,353287] [2022-11-25 22:41:32,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353440,353453] [2022-11-25 22:41:32,212 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353605,353618] [2022-11-25 22:41:32,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353772,353785] [2022-11-25 22:41:32,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353932,353945] [2022-11-25 22:41:32,215 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354094,354107] [2022-11-25 22:41:32,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354253,354266] [2022-11-25 22:41:32,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354399,354412] [2022-11-25 22:41:32,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354542,354555] [2022-11-25 22:41:32,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354686,354699] [2022-11-25 22:41:32,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354829,354842] [2022-11-25 22:41:32,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354973,354986] [2022-11-25 22:41:32,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355114,355127] [2022-11-25 22:41:32,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355252,355265] [2022-11-25 22:41:32,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355410,355423] [2022-11-25 22:41:32,220 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355569,355582] [2022-11-25 22:41:32,220 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355725,355738] [2022-11-25 22:41:32,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355874,355887] [2022-11-25 22:41:32,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356026,356039] [2022-11-25 22:41:32,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356177,356190] [2022-11-25 22:41:32,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356326,356339] [2022-11-25 22:41:32,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356478,356491] [2022-11-25 22:41:32,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356626,356639] [2022-11-25 22:41:32,223 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356779,356792] [2022-11-25 22:41:32,223 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356930,356943] [2022-11-25 22:41:32,224 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357080,357093] [2022-11-25 22:41:32,225 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357227,357240] [2022-11-25 22:41:32,225 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357378,357391] [2022-11-25 22:41:32,226 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357529,357542] [2022-11-25 22:41:32,227 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357677,357690] [2022-11-25 22:41:32,227 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357843,357856] [2022-11-25 22:41:32,228 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358012,358025] [2022-11-25 22:41:32,228 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358179,358192] [2022-11-25 22:41:32,228 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358347,358360] [2022-11-25 22:41:32,229 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358497,358510] [2022-11-25 22:41:32,229 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358644,358657] [2022-11-25 22:41:32,230 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358805,358818] [2022-11-25 22:41:32,230 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358975,358988] [2022-11-25 22:41:32,230 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[359137,359150] [2022-11-25 22:41:32,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:32,307 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:41:32,422 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-11-25 22:41:32,425 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:41:32,426 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-11-25 22:41:32,432 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:32,433 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:32,433 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:32,434 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:32,434 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-11-25 22:41:32,435 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:32,436 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 22:41:32,436 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:32,437 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 22:41:32,437 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 22:41:32,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,441 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,442 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:32,444 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:41:32,446 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:32,447 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:32,449 WARN L623 FunctionHandler]: Unknown extern function complete [2022-11-25 22:41:32,450 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:32,450 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:41:32,451 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,452 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,452 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,453 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,453 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,454 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,456 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,458 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:32,458 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 22:41:32,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,460 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,460 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,462 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,464 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:32,465 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 22:41:32,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,467 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,469 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,471 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,474 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:41:32,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,481 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,482 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,483 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,483 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,485 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,485 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,486 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,487 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:41:32,487 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:32,487 WARN L623 FunctionHandler]: Unknown extern function sg_miter_start [2022-11-25 22:41:32,488 WARN L623 FunctionHandler]: Unknown extern function sg_miter_next [2022-11-25 22:41:32,489 WARN L623 FunctionHandler]: Unknown extern function sg_miter_stop [2022-11-25 22:41:32,489 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_off [2022-11-25 22:41:32,489 WARN L623 FunctionHandler]: Unknown extern function trace_hardirqs_on [2022-11-25 22:41:32,490 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,490 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,491 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,492 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,493 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,494 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,495 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:32,496 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,497 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,498 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,498 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,500 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,500 WARN L623 FunctionHandler]: Unknown extern function get_random_bytes [2022-11-25 22:41:32,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,503 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,506 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,510 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:32,510 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,510 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,511 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,512 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,512 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,514 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:32,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,517 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,517 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,519 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,519 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,519 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,521 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,522 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,522 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,523 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,581 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,582 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,583 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,583 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,584 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,586 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,586 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,588 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,588 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,589 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,590 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-25 22:41:32,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,592 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:41:32,593 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,593 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,597 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-11-25 22:41:32,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,598 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:32,598 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:32,598 WARN L623 FunctionHandler]: Unknown extern function sg_copy_to_buffer [2022-11-25 22:41:32,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,600 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:32,601 WARN L623 FunctionHandler]: Unknown extern function sg_nents [2022-11-25 22:41:32,601 WARN L623 FunctionHandler]: Unknown extern function sg_copy_from_buffer [2022-11-25 22:41:32,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,606 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,615 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:41:32,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,616 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 22:41:32,618 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 22:41:32,619 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,619 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 22:41:32,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,624 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,625 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,625 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,625 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,626 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,627 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,628 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-11-25 22:41:32,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,630 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-25 22:41:32,630 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-11-25 22:41:32,630 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:41:32,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,632 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 22:41:32,633 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-11-25 22:41:32,633 WARN L623 FunctionHandler]: Unknown extern function blk_requeue_request [2022-11-25 22:41:32,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,634 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:41:32,639 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-11-25 22:41:32,642 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-11-25 22:41:32,642 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 22:41:32,642 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-11-25 22:41:32,642 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-11-25 22:41:32,643 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 22:41:32,643 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:41:32,649 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,650 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-11-25 22:41:32,650 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-11-25 22:41:32,650 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-11-25 22:41:32,651 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:32,651 WARN L623 FunctionHandler]: Unknown extern function set_disk_ro [2022-11-25 22:41:32,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,654 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:41:32,659 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,660 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,661 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:41:32,663 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:41:32,663 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-11-25 22:41:32,664 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:32,664 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:32,665 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:32,665 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,666 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:41:32,668 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 22:41:32,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,669 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:41:32,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:41:32,669 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:41:32,677 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:41:32,678 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:41:32,679 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:41:32,679 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-11-25 22:41:32,680 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:32,680 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:32,680 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:41:32,681 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:32,681 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-11-25 22:41:32,682 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:32,682 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:32,682 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:32,683 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-11-25 22:41:32,683 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-11-25 22:41:32,684 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 22:41:32,684 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:41:32,684 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:32,685 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 22:41:32,685 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 22:41:32,686 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-11-25 22:41:32,686 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-11-25 22:41:32,705 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:41:32,714 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:41:32,740 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345749,345762] [2022-11-25 22:41:32,740 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[345894,345907] [2022-11-25 22:41:32,741 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346040,346053] [2022-11-25 22:41:32,741 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346205,346218] [2022-11-25 22:41:32,742 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346363,346376] [2022-11-25 22:41:32,742 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346521,346534] [2022-11-25 22:41:32,742 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346679,346692] [2022-11-25 22:41:32,743 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346839,346852] [2022-11-25 22:41:32,743 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[346998,347011] [2022-11-25 22:41:32,744 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347137,347150] [2022-11-25 22:41:32,744 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347279,347292] [2022-11-25 22:41:32,745 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347428,347441] [2022-11-25 22:41:32,745 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347567,347580] [2022-11-25 22:41:32,745 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347722,347735] [2022-11-25 22:41:32,746 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[347882,347895] [2022-11-25 22:41:32,746 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348033,348046] [2022-11-25 22:41:32,747 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348184,348197] [2022-11-25 22:41:32,747 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348336,348349] [2022-11-25 22:41:32,748 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348485,348498] [2022-11-25 22:41:32,748 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348633,348646] [2022-11-25 22:41:32,748 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348790,348803] [2022-11-25 22:41:32,749 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[348939,348952] [2022-11-25 22:41:32,749 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349095,349108] [2022-11-25 22:41:32,750 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349248,349261] [2022-11-25 22:41:32,750 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349394,349407] [2022-11-25 22:41:32,750 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349537,349550] [2022-11-25 22:41:32,751 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349689,349702] [2022-11-25 22:41:32,751 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349835,349848] [2022-11-25 22:41:32,752 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[349980,349993] [2022-11-25 22:41:32,752 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350134,350147] [2022-11-25 22:41:32,753 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350285,350298] [2022-11-25 22:41:32,753 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350440,350453] [2022-11-25 22:41:32,753 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350592,350605] [2022-11-25 22:41:32,754 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350747,350760] [2022-11-25 22:41:32,754 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[350911,350924] [2022-11-25 22:41:32,755 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351067,351080] [2022-11-25 22:41:32,755 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351231,351244] [2022-11-25 22:41:32,755 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351373,351386] [2022-11-25 22:41:32,756 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351531,351544] [2022-11-25 22:41:32,756 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351698,351711] [2022-11-25 22:41:32,757 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[351857,351870] [2022-11-25 22:41:32,757 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352016,352029] [2022-11-25 22:41:32,758 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352165,352178] [2022-11-25 22:41:32,758 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352312,352325] [2022-11-25 22:41:32,759 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352451,352464] [2022-11-25 22:41:32,759 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352614,352627] [2022-11-25 22:41:32,759 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352780,352793] [2022-11-25 22:41:32,760 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[352944,352957] [2022-11-25 22:41:32,760 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353109,353122] [2022-11-25 22:41:32,761 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353274,353287] [2022-11-25 22:41:32,761 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353440,353453] [2022-11-25 22:41:32,761 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353605,353618] [2022-11-25 22:41:32,762 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353772,353785] [2022-11-25 22:41:32,762 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[353932,353945] [2022-11-25 22:41:32,763 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354094,354107] [2022-11-25 22:41:32,763 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354253,354266] [2022-11-25 22:41:32,763 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354399,354412] [2022-11-25 22:41:32,764 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354542,354555] [2022-11-25 22:41:32,764 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354686,354699] [2022-11-25 22:41:32,765 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354829,354842] [2022-11-25 22:41:32,765 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[354973,354986] [2022-11-25 22:41:32,765 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355114,355127] [2022-11-25 22:41:32,766 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355252,355265] [2022-11-25 22:41:32,766 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355410,355423] [2022-11-25 22:41:32,767 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355569,355582] [2022-11-25 22:41:32,767 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355725,355738] [2022-11-25 22:41:32,768 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[355874,355887] [2022-11-25 22:41:32,768 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356026,356039] [2022-11-25 22:41:32,768 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356177,356190] [2022-11-25 22:41:32,769 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356326,356339] [2022-11-25 22:41:32,769 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356478,356491] [2022-11-25 22:41:32,770 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356626,356639] [2022-11-25 22:41:32,770 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356779,356792] [2022-11-25 22:41:32,771 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[356930,356943] [2022-11-25 22:41:32,771 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357080,357093] [2022-11-25 22:41:32,771 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357227,357240] [2022-11-25 22:41:32,772 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357378,357391] [2022-11-25 22:41:32,772 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357529,357542] [2022-11-25 22:41:32,773 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357677,357690] [2022-11-25 22:41:32,773 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[357843,357856] [2022-11-25 22:41:32,773 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358012,358025] [2022-11-25 22:41:32,774 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358179,358192] [2022-11-25 22:41:32,774 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358347,358360] [2022-11-25 22:41:32,775 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358497,358510] [2022-11-25 22:41:32,775 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358644,358657] [2022-11-25 22:41:32,775 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358805,358818] [2022-11-25 22:41:32,776 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[358975,358988] [2022-11-25 22:41:32,776 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i[359137,359150] [2022-11-25 22:41:32,780 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:32,984 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:41:32,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32 WrapperNode [2022-11-25 22:41:32,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:32,985 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:32,985 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:41:32,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:41:32,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,088 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,250 INFO L138 Inliner]: procedures = 602, calls = 2176, calls flagged for inlining = 265, calls inlined = 157, statements flattened = 3113 [2022-11-25 22:41:33,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:33,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:41:33,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:41:33,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:41:33,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,398 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:41:33,428 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:41:33,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:41:33,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:41:33,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (1/1) ... [2022-11-25 22:41:33,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:33,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:33,463 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:41:33,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:41:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 22:41:33,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 22:41:33,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:41:33,510 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:41:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure msb_stop [2022-11-25 22:41:33,510 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_stop [2022-11-25 22:41:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_pba [2022-11-25 22:41:33,510 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_pba [2022-11-25 22:41:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_msb_disk_lock [2022-11-25 22:41:33,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_msb_disk_lock [2022-11-25 22:41:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-11-25 22:41:33,510 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-11-25 22:41:33,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:41:33,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:41:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 22:41:33,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 22:41:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:41:33,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:41:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-25 22:41:33,511 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-25 22:41:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-25 22:41:33,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-25 22:41:33,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 22:41:33,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 22:41:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_msb_disk_idr [2022-11-25 22:41:33,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_msb_disk_idr [2022-11-25 22:41:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-25 22:41:33,512 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-25 22:41:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 22:41:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 22:41:33,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 22:41:33,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 22:41:33,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 22:41:33,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-25 22:41:33,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-25 22:41:33,513 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2022-11-25 22:41:33,513 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2022-11-25 22:41:33,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:41:33,513 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2022-11-25 22:41:33,514 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2022-11-25 22:41:33,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-25 22:41:33,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-25 22:41:33,514 INFO L130 BoogieDeclarations]: Found specification of procedure msb_data_clear [2022-11-25 22:41:33,514 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_data_clear [2022-11-25 22:41:33,514 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 22:41:33,514 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 22:41:33,514 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_bad_block_table [2022-11-25 22:41:33,514 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_bad_block_table [2022-11-25 22:41:33,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-25 22:41:33,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-25 22:41:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-25 22:41:33,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-25 22:41:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-25 22:41:33,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-25 22:41:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 22:41:33,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 22:41:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 22:41:33,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 22:41:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:41:33,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 22:41:33,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 22:41:33,516 INFO L130 BoogieDeclarations]: Found specification of procedure msb_get_zone_from_lba [2022-11-25 22:41:33,516 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_get_zone_from_lba [2022-11-25 22:41:33,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-25 22:41:33,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-25 22:41:33,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 22:41:33,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 22:41:33,516 INFO L130 BoogieDeclarations]: Found specification of procedure msb_reset [2022-11-25 22:41:33,516 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_reset [2022-11-25 22:41:33,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 22:41:33,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 22:41:33,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-25 22:41:33,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-25 22:41:33,517 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2022-11-25 22:41:33,517 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2022-11-25 22:41:33,517 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-11-25 22:41:33,517 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-11-25 22:41:33,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 22:41:33,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 22:41:33,517 INFO L130 BoogieDeclarations]: Found specification of procedure msb_remove [2022-11-25 22:41:33,518 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_remove [2022-11-25 22:41:33,518 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_bad [2022-11-25 22:41:33,518 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_bad [2022-11-25 22:41:33,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 22:41:33,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 22:41:33,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-25 22:41:33,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-25 22:41:33,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:41:33,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:41:33,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-25 22:41:33,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-25 22:41:33,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 22:41:33,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 22:41:33,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:41:33,519 INFO L130 BoogieDeclarations]: Found specification of procedure msb_read_page [2022-11-25 22:41:33,519 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_read_page [2022-11-25 22:41:33,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_msb_data [2022-11-25 22:41:33,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_msb_data [2022-11-25 22:41:33,519 INFO L130 BoogieDeclarations]: Found specification of procedure msb_mark_block_used [2022-11-25 22:41:33,519 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_mark_block_used [2022-11-25 22:41:33,520 INFO L130 BoogieDeclarations]: Found specification of procedure msb_cache_discard [2022-11-25 22:41:33,520 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_cache_discard [2022-11-25 22:41:33,520 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-25 22:41:33,520 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-25 22:41:33,520 INFO L130 BoogieDeclarations]: Found specification of procedure msb_start [2022-11-25 22:41:33,520 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_start [2022-11-25 22:41:33,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 22:41:33,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 22:41:33,520 INFO L130 BoogieDeclarations]: Found specification of procedure msb_init_card [2022-11-25 22:41:33,520 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_init_card [2022-11-25 22:41:33,521 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2022-11-25 22:41:33,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2022-11-25 22:41:33,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:41:33,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:41:33,521 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-25 22:41:33,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-25 22:41:33,521 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 22:41:33,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 22:41:33,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:41:33,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:41:33,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:41:33,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:41:33,522 INFO L130 BoogieDeclarations]: Found specification of procedure msb_switch_to_parallel [2022-11-25 22:41:33,523 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_switch_to_parallel [2022-11-25 22:41:33,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-25 22:41:33,523 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-25 22:41:33,523 INFO L130 BoogieDeclarations]: Found specification of procedure msb_validate_used_block_bitmap [2022-11-25 22:41:33,523 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_validate_used_block_bitmap [2022-11-25 22:41:33,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-25 22:41:33,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-25 22:41:33,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 22:41:33,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 22:41:33,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:41:33,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 22:41:33,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 22:41:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-25 22:41:33,524 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-25 22:41:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2022-11-25 22:41:33,524 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2022-11-25 22:41:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:41:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure msb_invalidate_reg_window [2022-11-25 22:41:33,524 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_invalidate_reg_window [2022-11-25 22:41:33,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_101 [2022-11-25 22:41:33,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_101 [2022-11-25 22:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure msb_erase_block [2022-11-25 22:41:33,525 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_erase_block [2022-11-25 22:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 22:41:33,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 22:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-25 22:41:33,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-25 22:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 22:41:33,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 22:41:33,525 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2022-11-25 22:41:33,525 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2022-11-25 22:41:33,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 22:41:33,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 22:41:33,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 22:41:33,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 22:41:33,526 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2022-11-25 22:41:33,526 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2022-11-25 22:41:33,526 INFO L130 BoogieDeclarations]: Found specification of procedure msb_run_state_machine [2022-11-25 22:41:33,526 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_run_state_machine [2022-11-25 22:41:33,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 22:41:33,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 22:41:33,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-25 22:41:33,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-25 22:41:33,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 22:41:33,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 22:41:33,527 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-25 22:41:33,527 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-25 22:41:33,527 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:33,527 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:41:33,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 22:41:33,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 22:41:33,527 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 22:41:33,528 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 22:41:33,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-25 22:41:33,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-25 22:41:33,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:41:33,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 22:41:33,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 22:41:33,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:41:33,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:41:33,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 22:41:33,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 22:41:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure sg_nents [2022-11-25 22:41:33,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_nents [2022-11-25 22:41:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_msb_disk_lock [2022-11-25 22:41:33,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_msb_disk_lock [2022-11-25 22:41:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2022-11-25 22:41:33,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2022-11-25 22:41:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2022-11-25 22:41:33,529 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2022-11-25 22:41:33,529 INFO L130 BoogieDeclarations]: Found specification of procedure msb_set_overwrite_flag [2022-11-25 22:41:33,529 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_set_overwrite_flag [2022-11-25 22:41:33,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 22:41:33,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 22:41:33,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 22:41:33,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 22:41:33,530 INFO L130 BoogieDeclarations]: Found specification of procedure msb_disk_release [2022-11-25 22:41:33,530 INFO L138 BoogieDeclarations]: Found implementation of procedure msb_disk_release [2022-11-25 22:41:33,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-11-25 22:41:33,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-11-25 22:41:33,530 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-11-25 22:41:33,530 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-11-25 22:41:33,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-11-25 22:41:33,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-11-25 22:41:33,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:41:33,531 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-25 22:41:33,531 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-25 22:41:34,123 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:41:34,131 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:41:34,239 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:41:36,842 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:41:37,666 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:41:37,666 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:41:37,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:37 BoogieIcfgContainer [2022-11-25 22:41:37,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:41:37,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:41:37,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:41:37,676 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:41:37,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:41:28" (1/3) ... [2022-11-25 22:41:37,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616db282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:37, skipping insertion in model container [2022-11-25 22:41:37,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:32" (2/3) ... [2022-11-25 22:41:37,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616db282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:37, skipping insertion in model container [2022-11-25 22:41:37,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:37" (3/3) ... [2022-11-25 22:41:37,679 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--memstick--core--ms_block.ko.cil.i [2022-11-25 22:41:37,700 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:41:37,700 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-11-25 22:41:37,770 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:41:37,776 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;@14de96db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:41:37,776 INFO L358 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-11-25 22:41:37,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 1024 states, 582 states have (on average 1.3161512027491409) internal successors, (766), 637 states have internal predecessors, (766), 307 states have call successors, (307), 99 states have call predecessors, (307), 98 states have return successors, (304), 301 states have call predecessors, (304), 304 states have call successors, (304) [2022-11-25 22:41:37,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-25 22:41:37,793 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:37,794 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 22:41:37,794 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:41:37,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:37,799 INFO L85 PathProgramCache]: Analyzing trace with hash 580379619, now seen corresponding path program 1 times [2022-11-25 22:41:37,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:37,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407232417] [2022-11-25 22:41:37,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:37,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:38,631 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:41:38,631 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:38,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407232417] [2022-11-25 22:41:38,634 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407232417] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:38,634 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:38,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:41:38,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012938973] [2022-11-25 22:41:38,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:38,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:41:38,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:38,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:41:38,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:41:38,691 INFO L87 Difference]: Start difference. First operand has 1024 states, 582 states have (on average 1.3161512027491409) internal successors, (766), 637 states have internal predecessors, (766), 307 states have call successors, (307), 99 states have call predecessors, (307), 98 states have return successors, (304), 301 states have call predecessors, (304), 304 states have call successors, (304) Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 22:41:41,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:41:42,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:42,421 INFO L93 Difference]: Finished difference Result 2996 states and 4276 transitions. [2022-11-25 22:41:42,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:41:42,424 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 38 [2022-11-25 22:41:42,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:42,449 INFO L225 Difference]: With dead ends: 2996 [2022-11-25 22:41:42,449 INFO L226 Difference]: Without dead ends: 1986 [2022-11-25 22:41:42,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:41:42,463 INFO L413 NwaCegarLoop]: 1450 mSDtfsCounter, 1312 mSDsluCounter, 2570 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1314 SdHoareTripleChecker+Valid, 4020 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 528 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:42,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1314 Valid, 4020 Invalid, 530 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 528 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2022-11-25 22:41:42,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1986 states. [2022-11-25 22:41:42,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1986 to 1804. [2022-11-25 22:41:42,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1804 states, 1038 states have (on average 1.25626204238921) internal successors, (1304), 1109 states have internal predecessors, (1304), 555 states have call successors, (555), 176 states have call predecessors, (555), 175 states have return successors, (553), 545 states have call predecessors, (553), 553 states have call successors, (553) [2022-11-25 22:41:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2412 transitions. [2022-11-25 22:41:42,692 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2412 transitions. Word has length 38 [2022-11-25 22:41:42,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:42,693 INFO L495 AbstractCegarLoop]: Abstraction has 1804 states and 2412 transitions. [2022-11-25 22:41:42,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 22:41:42,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2412 transitions. [2022-11-25 22:41:42,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-25 22:41:42,699 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:42,700 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 22:41:42,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:41:42,701 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:41:42,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:42,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1571141024, now seen corresponding path program 1 times [2022-11-25 22:41:42,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:42,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659497985] [2022-11-25 22:41:42,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:42,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 22:41:43,676 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:43,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659497985] [2022-11-25 22:41:43,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659497985] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:43,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:43,676 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 22:41:43,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545786235] [2022-11-25 22:41:43,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:43,678 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 22:41:43,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:43,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 22:41:43,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-25 22:41:43,680 INFO L87 Difference]: Start difference. First operand 1804 states and 2412 transitions. Second operand has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2022-11-25 22:41:48,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:41:48,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:48,729 INFO L93 Difference]: Finished difference Result 1998 states and 2631 transitions. [2022-11-25 22:41:48,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-25 22:41:48,729 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) Word has length 42 [2022-11-25 22:41:48,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:48,741 INFO L225 Difference]: With dead ends: 1998 [2022-11-25 22:41:48,741 INFO L226 Difference]: Without dead ends: 1837 [2022-11-25 22:41:48,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-11-25 22:41:48,744 INFO L413 NwaCegarLoop]: 1154 mSDtfsCounter, 24 mSDsluCounter, 10232 mSDsCounter, 0 mSdLazyCounter, 2027 mSolverCounterSat, 93 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 11386 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 2027 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:48,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 11386 Invalid, 2121 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [93 Valid, 2027 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-11-25 22:41:48,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1837 states. [2022-11-25 22:41:48,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1837 to 1813. [2022-11-25 22:41:48,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1813 states, 1043 states have (on average 1.25503355704698) internal successors, (1309), 1114 states have internal predecessors, (1309), 559 states have call successors, (559), 176 states have call predecessors, (559), 175 states have return successors, (557), 549 states have call predecessors, (557), 557 states have call successors, (557) [2022-11-25 22:41:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1813 states and 2425 transitions. [2022-11-25 22:41:48,856 INFO L78 Accepts]: Start accepts. Automaton has 1813 states and 2425 transitions. Word has length 42 [2022-11-25 22:41:48,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:48,857 INFO L495 AbstractCegarLoop]: Abstraction has 1813 states and 2425 transitions. [2022-11-25 22:41:48,857 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2022-11-25 22:41:48,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2425 transitions. [2022-11-25 22:41:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-25 22:41:48,866 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:48,866 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 22:41:48,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:41:48,868 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:41:48,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:48,870 INFO L85 PathProgramCache]: Analyzing trace with hash 1539125199, now seen corresponding path program 1 times [2022-11-25 22:41:48,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:48,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441636062] [2022-11-25 22:41:48,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:48,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:41:49,205 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:49,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441636062] [2022-11-25 22:41:49,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441636062] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:49,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:49,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:41:49,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709014517] [2022-11-25 22:41:49,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:49,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:41:49,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:49,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:41:49,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:41:49,208 INFO L87 Difference]: Start difference. First operand 1813 states and 2425 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 22:41:52,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:41:52,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:52,681 INFO L93 Difference]: Finished difference Result 3539 states and 4734 transitions. [2022-11-25 22:41:52,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:41:52,682 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 43 [2022-11-25 22:41:52,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:52,705 INFO L225 Difference]: With dead ends: 3539 [2022-11-25 22:41:52,705 INFO L226 Difference]: Without dead ends: 3537 [2022-11-25 22:41:52,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:41:52,709 INFO L413 NwaCegarLoop]: 1450 mSDtfsCounter, 1270 mSDsluCounter, 2554 mSDsCounter, 0 mSdLazyCounter, 537 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 4004 SdHoareTripleChecker+Invalid, 541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 537 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:52,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1272 Valid, 4004 Invalid, 541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 537 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-25 22:41:52,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3537 states. [2022-11-25 22:41:52,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3537 to 3349. [2022-11-25 22:41:52,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3349 states, 1932 states have (on average 1.2562111801242235) internal successors, (2427), 2039 states have internal predecessors, (2427), 1049 states have call successors, (1049), 333 states have call predecessors, (1049), 332 states have return successors, (1059), 1029 states have call predecessors, (1059), 1047 states have call successors, (1059) [2022-11-25 22:41:52,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 3349 states and 4535 transitions. [2022-11-25 22:41:52,989 INFO L78 Accepts]: Start accepts. Automaton has 3349 states and 4535 transitions. Word has length 43 [2022-11-25 22:41:52,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:52,990 INFO L495 AbstractCegarLoop]: Abstraction has 3349 states and 4535 transitions. [2022-11-25 22:41:52,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 22:41:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3349 states and 4535 transitions. [2022-11-25 22:41:52,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-25 22:41:52,993 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:52,994 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:41:52,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:41:52,994 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:41:52,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:52,995 INFO L85 PathProgramCache]: Analyzing trace with hash -1983067535, now seen corresponding path program 1 times [2022-11-25 22:41:52,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:52,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718535660] [2022-11-25 22:41:52,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:52,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:53,337 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:41:53,338 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:53,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718535660] [2022-11-25 22:41:53,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718535660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:53,338 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:53,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:41:53,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489539026] [2022-11-25 22:41:53,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:53,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:41:53,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:53,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:41:53,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:41:53,341 INFO L87 Difference]: Start difference. First operand 3349 states and 4535 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 22:41:56,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:41:57,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:57,012 INFO L93 Difference]: Finished difference Result 6591 states and 8916 transitions. [2022-11-25 22:41:57,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:41:57,012 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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 48 [2022-11-25 22:41:57,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:57,057 INFO L225 Difference]: With dead ends: 6591 [2022-11-25 22:41:57,057 INFO L226 Difference]: Without dead ends: 6589 [2022-11-25 22:41:57,062 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:41:57,063 INFO L413 NwaCegarLoop]: 1438 mSDtfsCounter, 1290 mSDsluCounter, 2528 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 3966 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:57,063 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1292 Valid, 3966 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-25 22:41:57,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6589 states. [2022-11-25 22:41:57,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6589 to 6403. [2022-11-25 22:41:57,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6403 states, 3703 states have (on average 1.2592492573588983) internal successors, (4663), 3890 states have internal predecessors, (4663), 2021 states have call successors, (2021), 648 states have call predecessors, (2021), 643 states have return successors, (2039), 1969 states have call predecessors, (2039), 2019 states have call successors, (2039) [2022-11-25 22:41:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6403 states to 6403 states and 8723 transitions. [2022-11-25 22:41:57,456 INFO L78 Accepts]: Start accepts. Automaton has 6403 states and 8723 transitions. Word has length 48 [2022-11-25 22:41:57,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:57,457 INFO L495 AbstractCegarLoop]: Abstraction has 6403 states and 8723 transitions. [2022-11-25 22:41:57,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 22:41:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 6403 states and 8723 transitions. [2022-11-25 22:41:57,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-25 22:41:57,459 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:57,459 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] [2022-11-25 22:41:57,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:41:57,460 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:41:57,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:57,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1158847928, now seen corresponding path program 1 times [2022-11-25 22:41:57,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:57,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798342076] [2022-11-25 22:41:57,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:57,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:58,032 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-25 22:41:58,032 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:58,032 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798342076] [2022-11-25 22:41:58,032 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798342076] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:41:58,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553713313] [2022-11-25 22:41:58,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:58,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:41:58,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:58,041 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:41:58,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:41:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:58,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 1394 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-25 22:41:58,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:41:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-25 22:41:58,756 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:41:58,757 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553713313] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:58,757 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:41:58,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 7 [2022-11-25 22:41:58,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862210811] [2022-11-25 22:41:58,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:58,758 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 22:41:58,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:58,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 22:41:58,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:41:58,760 INFO L87 Difference]: Start difference. First operand 6403 states and 8723 transitions. Second operand has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:42:03,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:03,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:03,469 INFO L93 Difference]: Finished difference Result 6882 states and 9413 transitions. [2022-11-25 22:42:03,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 22:42:03,469 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 55 [2022-11-25 22:42:03,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:03,516 INFO L225 Difference]: With dead ends: 6882 [2022-11-25 22:42:03,516 INFO L226 Difference]: Without dead ends: 6680 [2022-11-25 22:42:03,522 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-25 22:42:03,523 INFO L413 NwaCegarLoop]: 1252 mSDtfsCounter, 49 mSDsluCounter, 6031 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 146 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 7283 SdHoareTripleChecker+Invalid, 1367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:03,523 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 7283 Invalid, 1367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1220 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-25 22:42:03,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6680 states. [2022-11-25 22:42:03,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6680 to 6405. [2022-11-25 22:42:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6405 states, 3705 states have (on average 1.2591093117408907) internal successors, (4665), 3892 states have internal predecessors, (4665), 2021 states have call successors, (2021), 648 states have call predecessors, (2021), 643 states have return successors, (2039), 1969 states have call predecessors, (2039), 2019 states have call successors, (2039) [2022-11-25 22:42:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6405 states to 6405 states and 8725 transitions. [2022-11-25 22:42:04,055 INFO L78 Accepts]: Start accepts. Automaton has 6405 states and 8725 transitions. Word has length 55 [2022-11-25 22:42:04,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:04,056 INFO L495 AbstractCegarLoop]: Abstraction has 6405 states and 8725 transitions. [2022-11-25 22:42:04,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:42:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 6405 states and 8725 transitions. [2022-11-25 22:42:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-25 22:42:04,060 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:04,060 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:04,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:42:04,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:42:04,270 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:04,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:04,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1892931426, now seen corresponding path program 1 times [2022-11-25 22:42:04,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:04,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758430730] [2022-11-25 22:42:04,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:04,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:04,622 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:04,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758430730] [2022-11-25 22:42:04,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758430730] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:04,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:04,623 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:04,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598418728] [2022-11-25 22:42:04,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:04,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:04,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:04,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:04,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:04,626 INFO L87 Difference]: Start difference. First operand 6405 states and 8725 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:42:07,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:08,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:08,358 INFO L93 Difference]: Finished difference Result 6611 states and 8939 transitions. [2022-11-25 22:42:08,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:08,359 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 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 53 [2022-11-25 22:42:08,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:08,401 INFO L225 Difference]: With dead ends: 6611 [2022-11-25 22:42:08,401 INFO L226 Difference]: Without dead ends: 6609 [2022-11-25 22:42:08,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:08,407 INFO L413 NwaCegarLoop]: 1441 mSDtfsCounter, 1294 mSDsluCounter, 2549 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 3990 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:08,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1296 Valid, 3990 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 527 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2022-11-25 22:42:08,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6609 states. [2022-11-25 22:42:08,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6609 to 6447. [2022-11-25 22:42:08,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6447 states, 3726 states have (on average 1.2584541062801933) internal successors, (4689), 3913 states have internal predecessors, (4689), 2035 states have call successors, (2035), 655 states have call predecessors, (2035), 650 states have return successors, (2053), 1983 states have call predecessors, (2053), 2033 states have call successors, (2053) [2022-11-25 22:42:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6447 states to 6447 states and 8777 transitions. [2022-11-25 22:42:08,866 INFO L78 Accepts]: Start accepts. Automaton has 6447 states and 8777 transitions. Word has length 53 [2022-11-25 22:42:08,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:08,869 INFO L495 AbstractCegarLoop]: Abstraction has 6447 states and 8777 transitions. [2022-11-25 22:42:08,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:42:08,869 INFO L276 IsEmpty]: Start isEmpty. Operand 6447 states and 8777 transitions. [2022-11-25 22:42:08,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-25 22:42:08,870 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:08,870 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 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] [2022-11-25 22:42:08,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-25 22:42:08,871 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:08,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:08,871 INFO L85 PathProgramCache]: Analyzing trace with hash -491025950, now seen corresponding path program 1 times [2022-11-25 22:42:08,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:08,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377186227] [2022-11-25 22:42:08,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:08,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-25 22:42:10,042 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:10,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377186227] [2022-11-25 22:42:10,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377186227] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:10,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:10,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-25 22:42:10,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734703064] [2022-11-25 22:42:10,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:10,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 22:42:10,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:10,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 22:42:10,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-25 22:42:10,044 INFO L87 Difference]: Start difference. First operand 6447 states and 8777 transitions. Second operand has 12 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 11 states have internal predecessors, (30), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2022-11-25 22:42:15,888 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:16,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:16,360 INFO L93 Difference]: Finished difference Result 6969 states and 9412 transitions. [2022-11-25 22:42:16,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-25 22:42:16,361 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 11 states have internal predecessors, (30), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) Word has length 59 [2022-11-25 22:42:16,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:16,420 INFO L225 Difference]: With dead ends: 6969 [2022-11-25 22:42:16,421 INFO L226 Difference]: Without dead ends: 6597 [2022-11-25 22:42:16,426 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-11-25 22:42:16,427 INFO L413 NwaCegarLoop]: 1153 mSDtfsCounter, 33 mSDsluCounter, 11327 mSDsCounter, 0 mSdLazyCounter, 2236 mSolverCounterSat, 120 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 12480 SdHoareTripleChecker+Invalid, 2357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2236 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:16,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 12480 Invalid, 2357 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [120 Valid, 2236 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2022-11-25 22:42:16,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6597 states. [2022-11-25 22:42:16,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6597 to 6518. [2022-11-25 22:42:16,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6518 states, 3769 states have (on average 1.2555054391085168) internal successors, (4732), 3956 states have internal predecessors, (4732), 2063 states have call successors, (2063), 655 states have call predecessors, (2063), 650 states have return successors, (2081), 2011 states have call predecessors, (2081), 2061 states have call successors, (2081) [2022-11-25 22:42:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6518 states to 6518 states and 8876 transitions. [2022-11-25 22:42:16,832 INFO L78 Accepts]: Start accepts. Automaton has 6518 states and 8876 transitions. Word has length 59 [2022-11-25 22:42:16,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:16,832 INFO L495 AbstractCegarLoop]: Abstraction has 6518 states and 8876 transitions. [2022-11-25 22:42:16,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 3.3333333333333335) internal successors, (30), 11 states have internal predecessors, (30), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2022-11-25 22:42:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 6518 states and 8876 transitions. [2022-11-25 22:42:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-25 22:42:16,834 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:16,834 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 22:42:16,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 22:42:16,835 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:16,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:16,835 INFO L85 PathProgramCache]: Analyzing trace with hash 845912774, now seen corresponding path program 1 times [2022-11-25 22:42:16,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:16,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393481502] [2022-11-25 22:42:16,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:16,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:16,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:17,124 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:17,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393481502] [2022-11-25 22:42:17,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393481502] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:17,125 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:17,125 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:17,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234669209] [2022-11-25 22:42:17,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:17,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:17,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:17,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:17,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:17,128 INFO L87 Difference]: Start difference. First operand 6518 states and 8876 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 22:42:20,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:20,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:20,851 INFO L93 Difference]: Finished difference Result 6680 states and 9036 transitions. [2022-11-25 22:42:20,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:20,852 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 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 58 [2022-11-25 22:42:20,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:20,886 INFO L225 Difference]: With dead ends: 6680 [2022-11-25 22:42:20,886 INFO L226 Difference]: Without dead ends: 6678 [2022-11-25 22:42:20,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:20,892 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1291 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1293 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:20,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1293 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2022-11-25 22:42:20,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6678 states. [2022-11-25 22:42:21,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6678 to 6524. [2022-11-25 22:42:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6524 states, 3772 states have (on average 1.255302226935313) internal successors, (4735), 3959 states have internal predecessors, (4735), 2065 states have call successors, (2065), 656 states have call predecessors, (2065), 651 states have return successors, (2083), 2013 states have call predecessors, (2083), 2063 states have call successors, (2083) [2022-11-25 22:42:21,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6524 states to 6524 states and 8883 transitions. [2022-11-25 22:42:21,358 INFO L78 Accepts]: Start accepts. Automaton has 6524 states and 8883 transitions. Word has length 58 [2022-11-25 22:42:21,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:21,359 INFO L495 AbstractCegarLoop]: Abstraction has 6524 states and 8883 transitions. [2022-11-25 22:42:21,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 22:42:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 6524 states and 8883 transitions. [2022-11-25 22:42:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-25 22:42:21,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:21,361 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 22:42:21,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 22:42:21,362 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:21,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:21,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1560602758, now seen corresponding path program 1 times [2022-11-25 22:42:21,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:21,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297665282] [2022-11-25 22:42:21,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:21,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:21,586 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:21,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:21,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297665282] [2022-11-25 22:42:21,587 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297665282] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:21,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:21,588 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:21,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070394525] [2022-11-25 22:42:21,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:21,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:21,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:21,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:21,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:21,590 INFO L87 Difference]: Start difference. First operand 6524 states and 8883 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:42:24,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:25,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:25,125 INFO L93 Difference]: Finished difference Result 6678 states and 9034 transitions. [2022-11-25 22:42:25,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:25,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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 63 [2022-11-25 22:42:25,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:25,160 INFO L225 Difference]: With dead ends: 6678 [2022-11-25 22:42:25,160 INFO L226 Difference]: Without dead ends: 6676 [2022-11-25 22:42:25,166 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:25,166 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1288 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:25,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1290 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:42:25,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6676 states. [2022-11-25 22:42:25,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6676 to 6530. [2022-11-25 22:42:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6530 states, 3775 states have (on average 1.2550993377483444) internal successors, (4738), 3962 states have internal predecessors, (4738), 2067 states have call successors, (2067), 657 states have call predecessors, (2067), 652 states have return successors, (2085), 2015 states have call predecessors, (2085), 2065 states have call successors, (2085) [2022-11-25 22:42:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6530 states to 6530 states and 8890 transitions. [2022-11-25 22:42:25,635 INFO L78 Accepts]: Start accepts. Automaton has 6530 states and 8890 transitions. Word has length 63 [2022-11-25 22:42:25,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:25,636 INFO L495 AbstractCegarLoop]: Abstraction has 6530 states and 8890 transitions. [2022-11-25 22:42:25,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:42:25,636 INFO L276 IsEmpty]: Start isEmpty. Operand 6530 states and 8890 transitions. [2022-11-25 22:42:25,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-25 22:42:25,638 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:25,638 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-25 22:42:25,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 22:42:25,639 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:25,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:25,639 INFO L85 PathProgramCache]: Analyzing trace with hash -1803948370, now seen corresponding path program 1 times [2022-11-25 22:42:25,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:25,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025518413] [2022-11-25 22:42:25,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:25,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:25,852 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:25,852 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:25,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025518413] [2022-11-25 22:42:25,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025518413] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:25,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:25,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:25,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19654375] [2022-11-25 22:42:25,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:25,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:25,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:25,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:25,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:25,856 INFO L87 Difference]: Start difference. First operand 6530 states and 8890 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:42:28,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:29,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:29,495 INFO L93 Difference]: Finished difference Result 6676 states and 9032 transitions. [2022-11-25 22:42:29,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:29,496 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 68 [2022-11-25 22:42:29,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:29,530 INFO L225 Difference]: With dead ends: 6676 [2022-11-25 22:42:29,530 INFO L226 Difference]: Without dead ends: 6674 [2022-11-25 22:42:29,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:29,536 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1285 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1287 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:29,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1287 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:42:29,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6674 states. [2022-11-25 22:42:29,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6674 to 6536. [2022-11-25 22:42:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 3778 states have (on average 1.2548967707781895) internal successors, (4741), 3965 states have internal predecessors, (4741), 2069 states have call successors, (2069), 658 states have call predecessors, (2069), 653 states have return successors, (2087), 2017 states have call predecessors, (2087), 2067 states have call successors, (2087) [2022-11-25 22:42:29,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 8897 transitions. [2022-11-25 22:42:29,969 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 8897 transitions. Word has length 68 [2022-11-25 22:42:29,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:29,971 INFO L495 AbstractCegarLoop]: Abstraction has 6536 states and 8897 transitions. [2022-11-25 22:42:29,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:42:29,971 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 8897 transitions. [2022-11-25 22:42:29,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-25 22:42:29,979 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:29,979 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:29,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 22:42:29,980 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:29,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:29,981 INFO L85 PathProgramCache]: Analyzing trace with hash 221373780, now seen corresponding path program 1 times [2022-11-25 22:42:29,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:29,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263405087] [2022-11-25 22:42:29,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:29,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:30,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:30,288 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:30,289 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:30,289 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263405087] [2022-11-25 22:42:30,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263405087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:30,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:30,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:30,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114037265] [2022-11-25 22:42:30,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:30,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:30,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:30,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:30,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:30,292 INFO L87 Difference]: Start difference. First operand 6536 states and 8897 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:42:33,125 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:33,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:33,814 INFO L93 Difference]: Finished difference Result 6674 states and 9030 transitions. [2022-11-25 22:42:33,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:33,815 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 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 73 [2022-11-25 22:42:33,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:33,847 INFO L225 Difference]: With dead ends: 6674 [2022-11-25 22:42:33,847 INFO L226 Difference]: Without dead ends: 6672 [2022-11-25 22:42:33,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:33,854 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1290 mSDsluCounter, 2556 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 4008 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:33,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1292 Valid, 4008 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:42:33,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6672 states. [2022-11-25 22:42:34,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6672 to 6544. [2022-11-25 22:42:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6544 states, 3783 states have (on average 1.2548242135871002) internal successors, (4747), 3970 states have internal predecessors, (4747), 2071 states have call successors, (2071), 659 states have call predecessors, (2071), 654 states have return successors, (2089), 2019 states have call predecessors, (2089), 2069 states have call successors, (2089) [2022-11-25 22:42:34,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6544 states to 6544 states and 8907 transitions. [2022-11-25 22:42:34,412 INFO L78 Accepts]: Start accepts. Automaton has 6544 states and 8907 transitions. Word has length 73 [2022-11-25 22:42:34,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:34,412 INFO L495 AbstractCegarLoop]: Abstraction has 6544 states and 8907 transitions. [2022-11-25 22:42:34,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:42:34,413 INFO L276 IsEmpty]: Start isEmpty. Operand 6544 states and 8907 transitions. [2022-11-25 22:42:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-25 22:42:34,415 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:34,415 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:34,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 22:42:34,416 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:34,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:34,416 INFO L85 PathProgramCache]: Analyzing trace with hash -2008027849, now seen corresponding path program 1 times [2022-11-25 22:42:34,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:34,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89485802] [2022-11-25 22:42:34,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:34,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:34,625 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:34,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89485802] [2022-11-25 22:42:34,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89485802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:34,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:34,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:34,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213532712] [2022-11-25 22:42:34,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:34,627 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:34,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:34,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:34,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:34,628 INFO L87 Difference]: Start difference. First operand 6544 states and 8907 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:42:37,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:38,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:38,184 INFO L93 Difference]: Finished difference Result 6672 states and 9028 transitions. [2022-11-25 22:42:38,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:38,184 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, (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 75 [2022-11-25 22:42:38,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:38,216 INFO L225 Difference]: With dead ends: 6672 [2022-11-25 22:42:38,216 INFO L226 Difference]: Without dead ends: 6670 [2022-11-25 22:42:38,270 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:38,271 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1278 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:38,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1280 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:42:38,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6670 states. [2022-11-25 22:42:38,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6670 to 6544. [2022-11-25 22:42:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6544 states, 3783 states have (on average 1.2545598731165741) internal successors, (4746), 3970 states have internal predecessors, (4746), 2071 states have call successors, (2071), 659 states have call predecessors, (2071), 654 states have return successors, (2089), 2019 states have call predecessors, (2089), 2069 states have call successors, (2089) [2022-11-25 22:42:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6544 states to 6544 states and 8906 transitions. [2022-11-25 22:42:38,735 INFO L78 Accepts]: Start accepts. Automaton has 6544 states and 8906 transitions. Word has length 75 [2022-11-25 22:42:38,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:38,735 INFO L495 AbstractCegarLoop]: Abstraction has 6544 states and 8906 transitions. [2022-11-25 22:42:38,736 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:42:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 6544 states and 8906 transitions. [2022-11-25 22:42:38,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-25 22:42:38,737 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:38,737 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:38,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 22:42:38,738 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:38,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:38,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1920795639, now seen corresponding path program 1 times [2022-11-25 22:42:38,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:38,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144822442] [2022-11-25 22:42:38,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:38,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:38,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:38,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:38,961 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:38,961 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144822442] [2022-11-25 22:42:38,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144822442] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:38,961 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:38,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:38,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652367770] [2022-11-25 22:42:38,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:38,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:38,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:38,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:38,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:38,964 INFO L87 Difference]: Start difference. First operand 6544 states and 8906 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 22:42:41,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:42,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:42,670 INFO L93 Difference]: Finished difference Result 6670 states and 9026 transitions. [2022-11-25 22:42:42,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:42,670 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 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 80 [2022-11-25 22:42:42,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:42,700 INFO L225 Difference]: With dead ends: 6670 [2022-11-25 22:42:42,700 INFO L226 Difference]: Without dead ends: 6668 [2022-11-25 22:42:42,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:42,707 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1277 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1279 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:42,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1279 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-25 22:42:42,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6668 states. [2022-11-25 22:42:43,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6668 to 6550. [2022-11-25 22:42:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6550 states, 3786 states have (on average 1.2543581616481776) internal successors, (4749), 3973 states have internal predecessors, (4749), 2073 states have call successors, (2073), 660 states have call predecessors, (2073), 655 states have return successors, (2091), 2021 states have call predecessors, (2091), 2071 states have call successors, (2091) [2022-11-25 22:42:43,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6550 states to 6550 states and 8913 transitions. [2022-11-25 22:42:43,258 INFO L78 Accepts]: Start accepts. Automaton has 6550 states and 8913 transitions. Word has length 80 [2022-11-25 22:42:43,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:43,259 INFO L495 AbstractCegarLoop]: Abstraction has 6550 states and 8913 transitions. [2022-11-25 22:42:43,259 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 22:42:43,259 INFO L276 IsEmpty]: Start isEmpty. Operand 6550 states and 8913 transitions. [2022-11-25 22:42:43,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-25 22:42:43,261 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:43,261 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:43,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 22:42:43,261 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:43,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:43,262 INFO L85 PathProgramCache]: Analyzing trace with hash 1332796663, now seen corresponding path program 1 times [2022-11-25 22:42:43,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:43,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864865942] [2022-11-25 22:42:43,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:43,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:43,571 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:43,585 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:43,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864865942] [2022-11-25 22:42:43,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864865942] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:43,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:43,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:43,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029317009] [2022-11-25 22:42:43,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:43,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:43,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:43,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:43,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:43,588 INFO L87 Difference]: Start difference. First operand 6550 states and 8913 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:42:46,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:47,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:47,228 INFO L93 Difference]: Finished difference Result 6668 states and 9024 transitions. [2022-11-25 22:42:47,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:47,229 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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 85 [2022-11-25 22:42:47,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:47,263 INFO L225 Difference]: With dead ends: 6668 [2022-11-25 22:42:47,264 INFO L226 Difference]: Without dead ends: 6666 [2022-11-25 22:42:47,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:47,269 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1274 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:47,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1276 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:42:47,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6666 states. [2022-11-25 22:42:47,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6666 to 6556. [2022-11-25 22:42:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6556 states, 3789 states have (on average 1.2541567695961995) internal successors, (4752), 3976 states have internal predecessors, (4752), 2075 states have call successors, (2075), 661 states have call predecessors, (2075), 656 states have return successors, (2093), 2023 states have call predecessors, (2093), 2073 states have call successors, (2093) [2022-11-25 22:42:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6556 states to 6556 states and 8920 transitions. [2022-11-25 22:42:47,974 INFO L78 Accepts]: Start accepts. Automaton has 6556 states and 8920 transitions. Word has length 85 [2022-11-25 22:42:47,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:47,977 INFO L495 AbstractCegarLoop]: Abstraction has 6556 states and 8920 transitions. [2022-11-25 22:42:47,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:42:47,977 INFO L276 IsEmpty]: Start isEmpty. Operand 6556 states and 8920 transitions. [2022-11-25 22:42:47,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-25 22:42:47,979 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:47,979 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:47,979 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 22:42:47,981 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:47,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:47,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1379181229, now seen corresponding path program 1 times [2022-11-25 22:42:47,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:47,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565309553] [2022-11-25 22:42:47,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:47,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:42:48,721 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:48,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565309553] [2022-11-25 22:42:48,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565309553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:48,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:48,722 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:42:48,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653081993] [2022-11-25 22:42:48,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:48,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:42:48,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:48,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:42:48,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:48,724 INFO L87 Difference]: Start difference. First operand 6556 states and 8920 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:42:51,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:52,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:52,912 INFO L93 Difference]: Finished difference Result 7654 states and 10282 transitions. [2022-11-25 22:42:52,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:42:52,913 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 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 119 [2022-11-25 22:42:52,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:52,945 INFO L225 Difference]: With dead ends: 7654 [2022-11-25 22:42:52,946 INFO L226 Difference]: Without dead ends: 7652 [2022-11-25 22:42:52,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:42:52,951 INFO L413 NwaCegarLoop]: 1465 mSDtfsCounter, 1244 mSDsluCounter, 3994 mSDsCounter, 0 mSdLazyCounter, 706 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1246 SdHoareTripleChecker+Valid, 5459 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 706 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:52,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1246 Valid, 5459 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 706 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2022-11-25 22:42:52,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7652 states. [2022-11-25 22:42:53,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7652 to 7462. [2022-11-25 22:42:53,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7462 states, 4336 states have (on average 1.253920664206642) internal successors, (5437), 4545 states have internal predecessors, (5437), 2310 states have call successors, (2310), 787 states have call predecessors, (2310), 780 states have return successors, (2330), 2245 states have call predecessors, (2330), 2308 states have call successors, (2330) [2022-11-25 22:42:53,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7462 states to 7462 states and 10077 transitions. [2022-11-25 22:42:53,597 INFO L78 Accepts]: Start accepts. Automaton has 7462 states and 10077 transitions. Word has length 119 [2022-11-25 22:42:53,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:53,598 INFO L495 AbstractCegarLoop]: Abstraction has 7462 states and 10077 transitions. [2022-11-25 22:42:53,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:42:53,599 INFO L276 IsEmpty]: Start isEmpty. Operand 7462 states and 10077 transitions. [2022-11-25 22:42:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-25 22:42:53,600 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:53,600 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:42:53,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-25 22:42:53,601 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:53,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:53,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1941809798, now seen corresponding path program 1 times [2022-11-25 22:42:53,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:53,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728478795] [2022-11-25 22:42:53,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:53,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:53,852 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:42:53,853 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:53,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728478795] [2022-11-25 22:42:53,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728478795] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:53,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:53,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:42:53,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866504108] [2022-11-25 22:42:53,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:53,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:42:53,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:53,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:42:53,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:42:53,856 INFO L87 Difference]: Start difference. First operand 7462 states and 10077 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 22:42:56,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:42:57,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:42:57,652 INFO L93 Difference]: Finished difference Result 7572 states and 10179 transitions. [2022-11-25 22:42:57,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:42:57,652 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 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 90 [2022-11-25 22:42:57,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:42:57,686 INFO L225 Difference]: With dead ends: 7572 [2022-11-25 22:42:57,686 INFO L226 Difference]: Without dead ends: 7570 [2022-11-25 22:42:57,691 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:42:57,692 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1271 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:42:57,693 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1273 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-25 22:42:57,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7570 states. [2022-11-25 22:42:58,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7570 to 7468. [2022-11-25 22:42:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7468 states, 4339 states have (on average 1.2537451025581932) internal successors, (5440), 4548 states have internal predecessors, (5440), 2312 states have call successors, (2312), 788 states have call predecessors, (2312), 781 states have return successors, (2332), 2247 states have call predecessors, (2332), 2310 states have call successors, (2332) [2022-11-25 22:42:58,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7468 states to 7468 states and 10084 transitions. [2022-11-25 22:42:58,412 INFO L78 Accepts]: Start accepts. Automaton has 7468 states and 10084 transitions. Word has length 90 [2022-11-25 22:42:58,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:42:58,413 INFO L495 AbstractCegarLoop]: Abstraction has 7468 states and 10084 transitions. [2022-11-25 22:42:58,413 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 22:42:58,413 INFO L276 IsEmpty]: Start isEmpty. Operand 7468 states and 10084 transitions. [2022-11-25 22:42:58,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-25 22:42:58,415 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:42:58,415 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 22:42:58,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-25 22:42:58,416 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:42:58,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:42:58,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1475279590, now seen corresponding path program 1 times [2022-11-25 22:42:58,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:42:58,417 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568900732] [2022-11-25 22:42:58,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:42:58,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:42:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:42:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:42:59,139 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:42:59,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568900732] [2022-11-25 22:42:59,140 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1568900732] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:42:59,140 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:42:59,140 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 22:42:59,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451264442] [2022-11-25 22:42:59,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:42:59,141 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 22:42:59,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:42:59,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 22:42:59,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 22:42:59,142 INFO L87 Difference]: Start difference. First operand 7468 states and 10084 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:43:03,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:04,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:04,553 INFO L93 Difference]: Finished difference Result 7570 states and 10177 transitions. [2022-11-25 22:43:04,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 22:43:04,553 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 123 [2022-11-25 22:43:04,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:04,582 INFO L225 Difference]: With dead ends: 7570 [2022-11-25 22:43:04,583 INFO L226 Difference]: Without dead ends: 7568 [2022-11-25 22:43:04,588 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-25 22:43:04,589 INFO L413 NwaCegarLoop]: 1453 mSDtfsCounter, 1278 mSDsluCounter, 4855 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1281 SdHoareTripleChecker+Valid, 6308 SdHoareTripleChecker+Invalid, 1488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:04,589 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1281 Valid, 6308 Invalid, 1488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1486 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2022-11-25 22:43:04,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7568 states. [2022-11-25 22:43:05,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7568 to 7468. [2022-11-25 22:43:05,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7468 states, 4339 states have (on average 1.2528232311592533) internal successors, (5436), 4548 states have internal predecessors, (5436), 2312 states have call successors, (2312), 788 states have call predecessors, (2312), 781 states have return successors, (2332), 2247 states have call predecessors, (2332), 2310 states have call successors, (2332) [2022-11-25 22:43:05,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7468 states to 7468 states and 10080 transitions. [2022-11-25 22:43:05,453 INFO L78 Accepts]: Start accepts. Automaton has 7468 states and 10080 transitions. Word has length 123 [2022-11-25 22:43:05,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:05,454 INFO L495 AbstractCegarLoop]: Abstraction has 7468 states and 10080 transitions. [2022-11-25 22:43:05,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:43:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 7468 states and 10080 transitions. [2022-11-25 22:43:05,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-25 22:43:05,456 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:05,456 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:05,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-25 22:43:05,456 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:05,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:05,457 INFO L85 PathProgramCache]: Analyzing trace with hash 114628181, now seen corresponding path program 1 times [2022-11-25 22:43:05,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:05,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538188272] [2022-11-25 22:43:05,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:05,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:05,683 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:43:05,684 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:05,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538188272] [2022-11-25 22:43:05,684 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538188272] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:05,685 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:05,685 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:43:05,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295643492] [2022-11-25 22:43:05,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:05,686 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:43:05,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:05,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:43:05,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:43:05,688 INFO L87 Difference]: Start difference. First operand 7468 states and 10080 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 22:43:08,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:09,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:09,658 INFO L93 Difference]: Finished difference Result 7568 states and 10172 transitions. [2022-11-25 22:43:09,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:09,659 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 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 95 [2022-11-25 22:43:09,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:09,686 INFO L225 Difference]: With dead ends: 7568 [2022-11-25 22:43:09,686 INFO L226 Difference]: Without dead ends: 7566 [2022-11-25 22:43:09,690 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:09,691 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1266 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1268 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:09,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1268 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2022-11-25 22:43:09,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7566 states. [2022-11-25 22:43:10,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7566 to 7474. [2022-11-25 22:43:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7474 states, 4342 states have (on average 1.2526485490557346) internal successors, (5439), 4551 states have internal predecessors, (5439), 2314 states have call successors, (2314), 789 states have call predecessors, (2314), 782 states have return successors, (2334), 2249 states have call predecessors, (2334), 2312 states have call successors, (2334) [2022-11-25 22:43:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7474 states to 7474 states and 10087 transitions. [2022-11-25 22:43:10,325 INFO L78 Accepts]: Start accepts. Automaton has 7474 states and 10087 transitions. Word has length 95 [2022-11-25 22:43:10,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:10,325 INFO L495 AbstractCegarLoop]: Abstraction has 7474 states and 10087 transitions. [2022-11-25 22:43:10,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 22:43:10,326 INFO L276 IsEmpty]: Start isEmpty. Operand 7474 states and 10087 transitions. [2022-11-25 22:43:10,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-25 22:43:10,328 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:10,328 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 22:43:10,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-25 22:43:10,328 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:10,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:10,329 INFO L85 PathProgramCache]: Analyzing trace with hash 435919057, now seen corresponding path program 1 times [2022-11-25 22:43:10,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:10,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387366510] [2022-11-25 22:43:10,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:10,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:10,531 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:43:10,531 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:10,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387366510] [2022-11-25 22:43:10,531 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387366510] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:10,532 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:10,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:43:10,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486114155] [2022-11-25 22:43:10,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:10,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:43:10,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:10,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:43:10,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:43:10,535 INFO L87 Difference]: Start difference. First operand 7474 states and 10087 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:43:13,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:14,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:14,174 INFO L93 Difference]: Finished difference Result 14998 states and 20261 transitions. [2022-11-25 22:43:14,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:43:14,175 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 126 [2022-11-25 22:43:14,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:14,213 INFO L225 Difference]: With dead ends: 14998 [2022-11-25 22:43:14,213 INFO L226 Difference]: Without dead ends: 7556 [2022-11-25 22:43:14,251 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:43:14,252 INFO L413 NwaCegarLoop]: 1453 mSDtfsCounter, 1253 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 2561 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:14,252 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1253 Valid, 2561 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 351 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-11-25 22:43:14,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7556 states. [2022-11-25 22:43:14,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7556 to 7466. [2022-11-25 22:43:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7466 states, 4334 states have (on average 1.251269035532995) internal successors, (5423), 4543 states have internal predecessors, (5423), 2314 states have call successors, (2314), 789 states have call predecessors, (2314), 782 states have return successors, (2334), 2249 states have call predecessors, (2334), 2312 states have call successors, (2334) [2022-11-25 22:43:14,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7466 states to 7466 states and 10071 transitions. [2022-11-25 22:43:14,838 INFO L78 Accepts]: Start accepts. Automaton has 7466 states and 10071 transitions. Word has length 126 [2022-11-25 22:43:14,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:14,839 INFO L495 AbstractCegarLoop]: Abstraction has 7466 states and 10071 transitions. [2022-11-25 22:43:14,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:43:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 7466 states and 10071 transitions. [2022-11-25 22:43:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-25 22:43:14,841 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:14,841 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2022-11-25 22:43:14,842 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-25 22:43:14,842 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:14,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:14,843 INFO L85 PathProgramCache]: Analyzing trace with hash -476971613, now seen corresponding path program 1 times [2022-11-25 22:43:14,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:14,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362548351] [2022-11-25 22:43:14,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:14,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:43:15,318 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:15,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362548351] [2022-11-25 22:43:15,319 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362548351] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:15,319 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:15,319 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:43:15,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178398734] [2022-11-25 22:43:15,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:15,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:43:15,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:15,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:43:15,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:15,322 INFO L87 Difference]: Start difference. First operand 7466 states and 10071 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-25 22:43:18,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:19,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:19,326 INFO L93 Difference]: Finished difference Result 7490 states and 10089 transitions. [2022-11-25 22:43:19,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:19,326 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2022-11-25 22:43:19,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:19,355 INFO L225 Difference]: With dead ends: 7490 [2022-11-25 22:43:19,356 INFO L226 Difference]: Without dead ends: 7488 [2022-11-25 22:43:19,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:43:19,360 INFO L413 NwaCegarLoop]: 1160 mSDtfsCounter, 89 mSDsluCounter, 3422 mSDsCounter, 0 mSdLazyCounter, 713 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 4582 SdHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 713 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:19,361 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 4582 Invalid, 714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 713 Invalid, 1 Unknown, 0 Unchecked, 3.5s Time] [2022-11-25 22:43:19,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7488 states. [2022-11-25 22:43:19,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7488 to 7471. [2022-11-25 22:43:19,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7471 states, 4338 states have (on average 1.2494236975564776) internal successors, (5420), 4547 states have internal predecessors, (5420), 2312 states have call successors, (2312), 792 states have call predecessors, (2312), 785 states have return successors, (2332), 2247 states have call predecessors, (2332), 2310 states have call successors, (2332) [2022-11-25 22:43:19,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7471 states to 7471 states and 10064 transitions. [2022-11-25 22:43:19,887 INFO L78 Accepts]: Start accepts. Automaton has 7471 states and 10064 transitions. Word has length 129 [2022-11-25 22:43:19,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:19,887 INFO L495 AbstractCegarLoop]: Abstraction has 7471 states and 10064 transitions. [2022-11-25 22:43:19,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-25 22:43:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 7471 states and 10064 transitions. [2022-11-25 22:43:19,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-25 22:43:19,889 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:19,889 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:19,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-25 22:43:19,890 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:19,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:19,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1157791755, now seen corresponding path program 1 times [2022-11-25 22:43:19,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:19,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169770627] [2022-11-25 22:43:19,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:19,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:20,117 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:43:20,118 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:20,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169770627] [2022-11-25 22:43:20,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169770627] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:20,118 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:20,118 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:43:20,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807214622] [2022-11-25 22:43:20,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:20,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:43:20,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:20,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:43:20,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:43:20,124 INFO L87 Difference]: Start difference. First operand 7471 states and 10064 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:43:22,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:24,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:24,060 INFO L93 Difference]: Finished difference Result 7561 states and 10146 transitions. [2022-11-25 22:43:24,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:24,060 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 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 100 [2022-11-25 22:43:24,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:24,090 INFO L225 Difference]: With dead ends: 7561 [2022-11-25 22:43:24,091 INFO L226 Difference]: Without dead ends: 7559 [2022-11-25 22:43:24,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:24,097 INFO L413 NwaCegarLoop]: 1452 mSDtfsCounter, 1258 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 4012 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:24,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1260 Valid, 4012 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 529 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:43:24,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7559 states. [2022-11-25 22:43:24,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7559 to 7477. [2022-11-25 22:43:24,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7477 states, 4341 states have (on average 1.24925132457959) internal successors, (5423), 4550 states have internal predecessors, (5423), 2314 states have call successors, (2314), 793 states have call predecessors, (2314), 786 states have return successors, (2334), 2249 states have call predecessors, (2334), 2312 states have call successors, (2334) [2022-11-25 22:43:24,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7477 states to 7477 states and 10071 transitions. [2022-11-25 22:43:24,650 INFO L78 Accepts]: Start accepts. Automaton has 7477 states and 10071 transitions. Word has length 100 [2022-11-25 22:43:24,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:24,651 INFO L495 AbstractCegarLoop]: Abstraction has 7477 states and 10071 transitions. [2022-11-25 22:43:24,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:43:24,651 INFO L276 IsEmpty]: Start isEmpty. Operand 7477 states and 10071 transitions. [2022-11-25 22:43:24,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-25 22:43:24,652 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:24,653 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:24,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-25 22:43:24,653 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:24,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:24,654 INFO L85 PathProgramCache]: Analyzing trace with hash -929126191, now seen corresponding path program 1 times [2022-11-25 22:43:24,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:24,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168134859] [2022-11-25 22:43:24,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:24,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:24,954 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:43:24,954 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:24,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168134859] [2022-11-25 22:43:24,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168134859] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:24,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:24,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:43:24,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864427747] [2022-11-25 22:43:24,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:24,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:43:24,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:24,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:43:24,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:43:24,956 INFO L87 Difference]: Start difference. First operand 7477 states and 10071 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 22:43:27,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:28,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:28,949 INFO L93 Difference]: Finished difference Result 9272 states and 12389 transitions. [2022-11-25 22:43:28,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:28,950 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 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 105 [2022-11-25 22:43:28,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:28,991 INFO L225 Difference]: With dead ends: 9272 [2022-11-25 22:43:28,991 INFO L226 Difference]: Without dead ends: 9270 [2022-11-25 22:43:28,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:28,999 INFO L413 NwaCegarLoop]: 1492 mSDtfsCounter, 1209 mSDsluCounter, 2565 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 4057 SdHoareTripleChecker+Invalid, 551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:28,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1211 Valid, 4057 Invalid, 551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 547 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-25 22:43:29,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9270 states. [2022-11-25 22:43:29,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9270 to 9153. [2022-11-25 22:43:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9153 states, 5338 states have (on average 1.247658298988385) internal successors, (6660), 5584 states have internal predecessors, (6660), 2798 states have call successors, (2798), 989 states have call predecessors, (2798), 981 states have return successors, (2827), 2719 states have call predecessors, (2827), 2796 states have call successors, (2827) [2022-11-25 22:43:29,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9153 states to 9153 states and 12285 transitions. [2022-11-25 22:43:29,732 INFO L78 Accepts]: Start accepts. Automaton has 9153 states and 12285 transitions. Word has length 105 [2022-11-25 22:43:29,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:29,732 INFO L495 AbstractCegarLoop]: Abstraction has 9153 states and 12285 transitions. [2022-11-25 22:43:29,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 22:43:29,732 INFO L276 IsEmpty]: Start isEmpty. Operand 9153 states and 12285 transitions. [2022-11-25 22:43:29,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-25 22:43:29,734 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:29,734 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:29,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-25 22:43:29,735 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:29,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:29,735 INFO L85 PathProgramCache]: Analyzing trace with hash 1128860326, now seen corresponding path program 1 times [2022-11-25 22:43:29,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:29,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205287275] [2022-11-25 22:43:29,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:43:30,154 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:30,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205287275] [2022-11-25 22:43:30,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205287275] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:30,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:30,155 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:43:30,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058595195] [2022-11-25 22:43:30,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:30,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:43:30,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:30,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:43:30,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:43:30,157 INFO L87 Difference]: Start difference. First operand 9153 states and 12285 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:43:33,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:34,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:34,314 INFO L93 Difference]: Finished difference Result 9259 states and 12381 transitions. [2022-11-25 22:43:34,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:34,314 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 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 110 [2022-11-25 22:43:34,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:34,349 INFO L225 Difference]: With dead ends: 9259 [2022-11-25 22:43:34,349 INFO L226 Difference]: Without dead ends: 9257 [2022-11-25 22:43:34,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:34,356 INFO L413 NwaCegarLoop]: 1468 mSDtfsCounter, 1254 mSDsluCounter, 2576 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1256 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:34,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1256 Valid, 4044 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 531 Invalid, 1 Unknown, 0 Unchecked, 3.4s Time] [2022-11-25 22:43:34,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9257 states. [2022-11-25 22:43:35,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9257 to 9193. [2022-11-25 22:43:35,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9193 states, 5362 states have (on average 1.2474822827303245) internal successors, (6689), 5608 states have internal predecessors, (6689), 2806 states have call successors, (2806), 997 states have call predecessors, (2806), 989 states have return successors, (2835), 2727 states have call predecessors, (2835), 2804 states have call successors, (2835) [2022-11-25 22:43:35,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9193 states to 9193 states and 12330 transitions. [2022-11-25 22:43:35,067 INFO L78 Accepts]: Start accepts. Automaton has 9193 states and 12330 transitions. Word has length 110 [2022-11-25 22:43:35,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:35,068 INFO L495 AbstractCegarLoop]: Abstraction has 9193 states and 12330 transitions. [2022-11-25 22:43:35,068 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:43:35,069 INFO L276 IsEmpty]: Start isEmpty. Operand 9193 states and 12330 transitions. [2022-11-25 22:43:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-25 22:43:35,071 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:35,071 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:35,072 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-25 22:43:35,072 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:35,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:35,072 INFO L85 PathProgramCache]: Analyzing trace with hash -270282137, now seen corresponding path program 1 times [2022-11-25 22:43:35,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:35,073 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336617676] [2022-11-25 22:43:35,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:35,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:43:35,291 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:35,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336617676] [2022-11-25 22:43:35,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336617676] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:35,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:35,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:43:35,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564185543] [2022-11-25 22:43:35,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:35,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:43:35,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:35,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:43:35,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:43:35,294 INFO L87 Difference]: Start difference. First operand 9193 states and 12330 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 22:43:38,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:39,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:39,379 INFO L93 Difference]: Finished difference Result 9257 states and 12378 transitions. [2022-11-25 22:43:39,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:39,380 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 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 115 [2022-11-25 22:43:39,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:39,410 INFO L225 Difference]: With dead ends: 9257 [2022-11-25 22:43:39,410 INFO L226 Difference]: Without dead ends: 9255 [2022-11-25 22:43:39,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:39,417 INFO L413 NwaCegarLoop]: 1468 mSDtfsCounter, 1251 mSDsluCounter, 2576 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:39,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1253 Valid, 4044 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 531 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2022-11-25 22:43:39,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9255 states. [2022-11-25 22:43:40,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9255 to 9198. [2022-11-25 22:43:40,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9198 states, 5365 states have (on average 1.2471575023299162) internal successors, (6691), 5611 states have internal predecessors, (6691), 2807 states have call successors, (2807), 998 states have call predecessors, (2807), 990 states have return successors, (2836), 2728 states have call predecessors, (2836), 2805 states have call successors, (2836) [2022-11-25 22:43:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9198 states to 9198 states and 12334 transitions. [2022-11-25 22:43:40,335 INFO L78 Accepts]: Start accepts. Automaton has 9198 states and 12334 transitions. Word has length 115 [2022-11-25 22:43:40,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:40,335 INFO L495 AbstractCegarLoop]: Abstraction has 9198 states and 12334 transitions. [2022-11-25 22:43:40,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 22:43:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 9198 states and 12334 transitions. [2022-11-25 22:43:40,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-25 22:43:40,338 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:40,338 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:40,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-25 22:43:40,339 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:40,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:40,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1160499627, now seen corresponding path program 1 times [2022-11-25 22:43:40,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:40,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734966004] [2022-11-25 22:43:40,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:40,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:40,618 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:43:40,618 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:40,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734966004] [2022-11-25 22:43:40,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734966004] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:40,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:40,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:43:40,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143849420] [2022-11-25 22:43:40,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:40,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:43:40,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:40,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:43:40,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:43:40,622 INFO L87 Difference]: Start difference. First operand 9198 states and 12334 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 22:43:43,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:44,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:44,648 INFO L93 Difference]: Finished difference Result 9255 states and 12375 transitions. [2022-11-25 22:43:44,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:44,649 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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 120 [2022-11-25 22:43:44,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:44,676 INFO L225 Difference]: With dead ends: 9255 [2022-11-25 22:43:44,676 INFO L226 Difference]: Without dead ends: 9253 [2022-11-25 22:43:44,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:44,682 INFO L413 NwaCegarLoop]: 1468 mSDtfsCounter, 1248 mSDsluCounter, 2576 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:44,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1250 Valid, 4044 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 531 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:43:44,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2022-11-25 22:43:45,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 9203. [2022-11-25 22:43:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9203 states, 5368 states have (on average 1.246833084947839) internal successors, (6693), 5614 states have internal predecessors, (6693), 2808 states have call successors, (2808), 999 states have call predecessors, (2808), 991 states have return successors, (2837), 2729 states have call predecessors, (2837), 2806 states have call successors, (2837) [2022-11-25 22:43:45,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9203 states to 9203 states and 12338 transitions. [2022-11-25 22:43:45,413 INFO L78 Accepts]: Start accepts. Automaton has 9203 states and 12338 transitions. Word has length 120 [2022-11-25 22:43:45,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:45,414 INFO L495 AbstractCegarLoop]: Abstraction has 9203 states and 12338 transitions. [2022-11-25 22:43:45,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 22:43:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 9203 states and 12338 transitions. [2022-11-25 22:43:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-25 22:43:45,415 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:45,415 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:45,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-25 22:43:45,415 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:45,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:45,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1312275688, now seen corresponding path program 1 times [2022-11-25 22:43:45,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:45,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383659417] [2022-11-25 22:43:45,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:45,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:43:45,633 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:45,633 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383659417] [2022-11-25 22:43:45,633 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383659417] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:43:45,633 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:43:45,633 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:43:45,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262121342] [2022-11-25 22:43:45,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:43:45,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:43:45,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:43:45,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:43:45,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:43:45,635 INFO L87 Difference]: Start difference. First operand 9203 states and 12338 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 22:43:48,487 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:43:49,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:43:49,660 INFO L93 Difference]: Finished difference Result 9253 states and 12372 transitions. [2022-11-25 22:43:49,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:43:49,660 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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 125 [2022-11-25 22:43:49,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:43:49,688 INFO L225 Difference]: With dead ends: 9253 [2022-11-25 22:43:49,688 INFO L226 Difference]: Without dead ends: 9251 [2022-11-25 22:43:49,693 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:43:49,694 INFO L413 NwaCegarLoop]: 1468 mSDtfsCounter, 1245 mSDsluCounter, 2576 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:43:49,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1247 Valid, 4044 Invalid, 533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 531 Invalid, 1 Unknown, 0 Unchecked, 3.2s Time] [2022-11-25 22:43:49,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9251 states. [2022-11-25 22:43:50,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9251 to 9208. [2022-11-25 22:43:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9208 states, 5371 states have (on average 1.246509029975796) internal successors, (6695), 5617 states have internal predecessors, (6695), 2809 states have call successors, (2809), 1000 states have call predecessors, (2809), 992 states have return successors, (2838), 2730 states have call predecessors, (2838), 2807 states have call successors, (2838) [2022-11-25 22:43:50,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9208 states to 9208 states and 12342 transitions. [2022-11-25 22:43:50,387 INFO L78 Accepts]: Start accepts. Automaton has 9208 states and 12342 transitions. Word has length 125 [2022-11-25 22:43:50,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:43:50,388 INFO L495 AbstractCegarLoop]: Abstraction has 9208 states and 12342 transitions. [2022-11-25 22:43:50,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 22:43:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 9208 states and 12342 transitions. [2022-11-25 22:43:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-25 22:43:50,389 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:43:50,389 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:43:50,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-25 22:43:50,390 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:43:50,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:43:50,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1832114522, now seen corresponding path program 1 times [2022-11-25 22:43:50,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:43:50,390 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397861091] [2022-11-25 22:43:50,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:50,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:43:51,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-11-25 22:43:52,050 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:43:52,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397861091] [2022-11-25 22:43:52,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397861091] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:43:52,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647170318] [2022-11-25 22:43:52,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:43:52,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:43:52,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:43:52,057 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:43:52,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80281310-cc33-4efd-acf5-24506072c817/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 22:43:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:43:52,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 1891 conjuncts, 48 conjunts are in the unsatisfiable core [2022-11-25 22:43:52,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:43:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 164 proven. 2 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2022-11-25 22:43:53,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:43:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-11-25 22:43:53,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647170318] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:43:53,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1535238203] [2022-11-25 22:43:53,791 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2022-11-25 22:43:53,791 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:43:53,796 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:43:53,802 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:43:53,802 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:43:55,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 21 treesize of output 31 [2022-11-25 22:43:56,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 21 treesize of output 31 [2022-11-25 22:43:56,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 21 treesize of output 31 [2022-11-25 22:43:56,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 21 treesize of output 31 [2022-11-25 22:44:25,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-25 22:44:25,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:44:37,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:37,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,526 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:37,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:37,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:37,843 INFO L321 Elim1Store]: treesize reduction 44, result has 37.1 percent of original size [2022-11-25 22:44:37,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 53 select indices, 53 select index equivalence classes, 374 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 3 case distinctions, treesize of input 4363 treesize of output 4210 [2022-11-25 22:44:38,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:38,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:38,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:38,679 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:38,831 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-25 22:44:38,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 53 select indices, 53 select index equivalence classes, 374 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 3 case distinctions, treesize of input 4355 treesize of output 4210 [2022-11-25 22:44:39,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,633 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:39,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,695 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:39,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:39,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:39,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:39,910 INFO L321 Elim1Store]: treesize reduction 96, result has 41.1 percent of original size [2022-11-25 22:44:39,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 80 select indices, 80 select index equivalence classes, 775 disjoint index pairs (out of 3160 index pairs), introduced 80 new quantified variables, introduced 6 case distinctions, treesize of input 4335 treesize of output 4132 [2022-11-25 22:44:40,480 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 22:44:40,482 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 4283 treesize of output 4281 [2022-11-25 22:44:41,120 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 22:44:41,123 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 4278 treesize of output 4278 [2022-11-25 22:49:28,828 WARN L233 SmtUtils]: Spent 9.11s on a formula simplification that was a NOOP. DAG size: 1055 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-25 22:54:27,058 WARN L233 SmtUtils]: Spent 22.71s on a formula simplification. DAG size of input: 1157 DAG size of output: 1157 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)