./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--mspro_block.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 14:06:05,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:06:05,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:06:05,322 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:06:05,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:06:05,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:06:05,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:06:05,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:06:05,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:06:05,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:06:05,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:06:05,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:06:05,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:06:05,331 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:06:05,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:06:05,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:06:05,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:06:05,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:06:05,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:06:05,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:06:05,339 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:06:05,341 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:06:05,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:06:05,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:06:05,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:06:05,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:06:05,346 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:06:05,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:06:05,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:06:05,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:06:05,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:06:05,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:06:05,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:06:05,350 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:06:05,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:06:05,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:06:05,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:06:05,352 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:06:05,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:06:05,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:06:05,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:06:05,355 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 14:06:05,375 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:06:05,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:06:05,376 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:06:05,376 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:06:05,377 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:06:05,377 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:06:05,377 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:06:05,377 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:06:05,377 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:06:05,378 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:06:05,378 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:06:05,378 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:06:05,378 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:06:05,378 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:06:05,378 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:06:05,379 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:06:05,379 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:06:05,379 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:06:05,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:06:05,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:06:05,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:06:05,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:06:05,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:06:05,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:06:05,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:06:05,381 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:06:05,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:06:05,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:06:05,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:06:05,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:06:05,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:06:05,382 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:06:05,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:06:05,382 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:06:05,382 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:06:05,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:06:05,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:06:05,383 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:06:05,383 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d [2022-12-14 14:06:05,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:06:05,605 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:06:05,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:06:05,609 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:06:05,609 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:06:05,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-12-14 14:06:08,239 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:06:08,582 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:06:08,582 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-12-14 14:06:08,607 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/data/cccd4bca7/e60eeaa21e954dfe90372e8705062555/FLAG33fd01068 [2022-12-14 14:06:08,617 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/data/cccd4bca7/e60eeaa21e954dfe90372e8705062555 [2022-12-14 14:06:08,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:06:08,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:06:08,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:06:08,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:06:08,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:06:08,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:06:08" (1/1) ... [2022-12-14 14:06:08,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c85f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:08, skipping insertion in model container [2022-12-14 14:06:08,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:06:08" (1/1) ... [2022-12-14 14:06:08,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:06:08,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:06:09,685 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 14:06:09,994 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,014 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,023 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,024 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,025 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,026 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,027 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,027 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,029 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,029 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,030 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,031 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,032 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,033 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,034 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,035 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,035 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,036 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,037 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,038 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,039 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,039 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,040 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,041 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,042 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,047 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,051 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,052 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,053 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,054 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,054 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,055 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,056 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,056 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,057 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,057 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,064 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,064 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,065 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,066 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,067 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,068 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,068 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,073 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,074 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,075 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,076 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,076 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:10,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,106 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,107 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,108 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,109 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,109 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,111 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-12-14 14:06:10,112 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,117 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,121 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-14 14:06:10,121 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_cur [2022-12-14 14:06:10,125 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:10,126 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,126 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-14 14:06:10,127 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,128 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,131 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,134 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,134 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-12-14 14:06:10,135 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-12-14 14:06:10,139 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-12-14 14:06:10,143 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-14 14:06:10,147 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-12-14 14:06:10,151 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-12-14 14:06:10,151 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-14 14:06:10,155 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,156 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:10,159 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,160 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:10,164 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,165 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,166 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,167 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,167 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:10,167 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,168 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:06:10,168 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-12-14 14:06:10,169 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:06:10,174 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-14 14:06:10,174 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:10,175 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,178 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,182 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,183 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-14 14:06:10,184 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,185 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:10,186 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,186 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,190 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-12-14 14:06:10,191 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:06:10,192 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,192 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:10,193 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:10,194 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,195 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,202 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-12-14 14:06:10,202 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-12-14 14:06:10,202 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-14 14:06:10,203 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-12-14 14:06:10,203 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-12-14 14:06:10,204 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 14:06:10,204 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-14 14:06:10,205 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,210 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,210 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,211 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,218 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:06:10,219 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,223 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-14 14:06:10,224 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:10,228 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-12-14 14:06:10,233 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:06:10,234 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:10,234 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-14 14:06:10,238 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-14 14:06:10,239 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:10,239 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 14:06:10,242 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 14:06:10,297 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:06:10,301 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:06:10,305 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 14:06:10,305 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:10,306 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:10,306 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:10,306 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:10,307 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:10,307 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:10,307 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:10,307 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:10,307 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:10,308 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:10,308 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-12-14 14:06:10,309 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-12-14 14:06:10,309 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-14 14:06:10,309 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 14:06:10,310 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:10,310 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 14:06:10,311 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 14:06:10,311 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:10,311 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:10,312 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-12-14 14:06:10,312 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-12-14 14:06:10,632 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:06:10,773 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:06:11,166 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2022-12-14 14:06:11,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2022-12-14 14:06:11,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2022-12-14 14:06:11,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2022-12-14 14:06:11,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2022-12-14 14:06:11,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2022-12-14 14:06:11,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2022-12-14 14:06:11,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2022-12-14 14:06:11,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2022-12-14 14:06:11,172 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2022-12-14 14:06:11,172 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2022-12-14 14:06:11,172 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2022-12-14 14:06:11,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2022-12-14 14:06:11,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2022-12-14 14:06:11,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2022-12-14 14:06:11,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2022-12-14 14:06:11,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2022-12-14 14:06:11,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2022-12-14 14:06:11,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2022-12-14 14:06:11,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2022-12-14 14:06:11,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2022-12-14 14:06:11,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2022-12-14 14:06:11,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2022-12-14 14:06:11,177 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2022-12-14 14:06:11,177 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2022-12-14 14:06:11,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2022-12-14 14:06:11,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2022-12-14 14:06:11,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2022-12-14 14:06:11,179 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2022-12-14 14:06:11,179 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2022-12-14 14:06:11,179 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2022-12-14 14:06:11,179 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2022-12-14 14:06:11,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2022-12-14 14:06:11,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2022-12-14 14:06:11,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2022-12-14 14:06:11,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2022-12-14 14:06:11,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2022-12-14 14:06:11,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2022-12-14 14:06:11,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2022-12-14 14:06:11,182 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2022-12-14 14:06:11,182 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2022-12-14 14:06:11,182 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2022-12-14 14:06:11,183 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2022-12-14 14:06:11,183 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2022-12-14 14:06:11,183 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2022-12-14 14:06:11,184 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2022-12-14 14:06:11,184 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2022-12-14 14:06:11,184 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2022-12-14 14:06:11,185 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2022-12-14 14:06:11,185 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2022-12-14 14:06:11,185 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2022-12-14 14:06:11,186 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2022-12-14 14:06:11,186 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2022-12-14 14:06:11,187 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2022-12-14 14:06:11,187 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2022-12-14 14:06:11,187 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2022-12-14 14:06:11,188 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2022-12-14 14:06:11,188 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2022-12-14 14:06:11,188 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2022-12-14 14:06:11,189 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2022-12-14 14:06:11,189 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2022-12-14 14:06:11,189 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2022-12-14 14:06:11,190 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2022-12-14 14:06:11,190 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2022-12-14 14:06:11,190 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2022-12-14 14:06:11,191 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2022-12-14 14:06:11,191 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2022-12-14 14:06:11,191 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2022-12-14 14:06:11,192 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2022-12-14 14:06:11,192 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2022-12-14 14:06:11,192 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2022-12-14 14:06:11,192 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2022-12-14 14:06:11,193 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2022-12-14 14:06:11,193 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2022-12-14 14:06:11,193 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2022-12-14 14:06:11,193 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2022-12-14 14:06:11,194 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2022-12-14 14:06:11,194 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2022-12-14 14:06:11,194 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2022-12-14 14:06:11,194 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2022-12-14 14:06:11,194 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2022-12-14 14:06:11,195 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2022-12-14 14:06:11,195 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2022-12-14 14:06:11,195 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2022-12-14 14:06:11,196 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2022-12-14 14:06:11,196 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2022-12-14 14:06:11,196 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2022-12-14 14:06:11,196 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_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2022-12-14 14:06:11,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:06:11,220 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:06:11,278 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 14:06:11,290 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,294 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,296 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,297 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,297 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,298 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,298 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,299 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,299 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,300 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,300 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,301 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,301 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,301 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,302 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,302 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,303 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,303 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,304 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,304 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,305 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,305 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,306 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,306 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,306 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,308 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,309 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,309 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,310 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,310 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,310 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,311 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,311 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,312 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,312 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,312 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,314 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,315 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,315 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,316 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,316 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,317 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,317 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,319 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,319 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,320 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,320 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,320 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-12-14 14:06:11,325 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,327 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,327 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,328 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,330 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,330 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,332 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-12-14 14:06:11,332 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,335 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,336 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-14 14:06:11,337 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_cur [2022-12-14 14:06:11,338 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:11,339 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,340 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-14 14:06:11,340 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,341 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,342 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,343 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,344 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-12-14 14:06:11,345 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-12-14 14:06:11,345 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-12-14 14:06:11,346 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-14 14:06:11,346 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-12-14 14:06:11,347 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-12-14 14:06:11,348 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-12-14 14:06:11,349 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,349 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:11,353 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,353 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:11,354 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,355 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,357 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,357 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,358 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,358 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:11,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,360 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:06:11,372 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-12-14 14:06:11,372 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:06:11,374 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-14 14:06:11,374 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:11,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,375 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,377 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,380 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,380 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-12-14 14:06:11,381 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,381 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:11,382 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,383 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,384 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-12-14 14:06:11,385 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 14:06:11,385 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,386 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-12-14 14:06:11,386 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-12-14 14:06:11,387 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,389 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,393 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-12-14 14:06:11,395 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-12-14 14:06:11,395 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-14 14:06:11,395 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-12-14 14:06:11,395 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-12-14 14:06:11,397 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 14:06:11,398 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-12-14 14:06:11,399 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,400 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,400 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,401 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,402 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 14:06:11,404 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,404 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-14 14:06:11,405 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 14:06:11,406 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-12-14 14:06:11,409 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:06:11,410 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 14:06:11,410 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-12-14 14:06:11,411 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-14 14:06:11,411 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 14:06:11,411 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 14:06:11,411 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 14:06:11,417 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:06:11,417 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:06:11,418 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 14:06:11,418 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,418 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,418 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:11,419 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,419 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:11,419 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:11,419 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:11,419 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:11,419 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:11,419 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 14:06:11,420 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-12-14 14:06:11,420 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-12-14 14:06:11,420 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-14 14:06:11,421 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 14:06:11,421 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,421 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 14:06:11,421 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 14:06:11,422 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,422 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,422 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-12-14 14:06:11,422 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-12-14 14:06:11,435 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 14:06:11,443 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 14:06:11,461 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2022-12-14 14:06:11,462 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2022-12-14 14:06:11,462 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2022-12-14 14:06:11,463 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2022-12-14 14:06:11,463 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2022-12-14 14:06:11,463 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2022-12-14 14:06:11,464 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2022-12-14 14:06:11,464 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2022-12-14 14:06:11,465 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2022-12-14 14:06:11,465 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2022-12-14 14:06:11,465 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2022-12-14 14:06:11,466 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2022-12-14 14:06:11,466 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2022-12-14 14:06:11,467 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2022-12-14 14:06:11,467 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2022-12-14 14:06:11,467 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2022-12-14 14:06:11,468 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2022-12-14 14:06:11,468 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2022-12-14 14:06:11,468 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2022-12-14 14:06:11,469 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2022-12-14 14:06:11,469 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2022-12-14 14:06:11,469 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2022-12-14 14:06:11,470 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2022-12-14 14:06:11,470 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2022-12-14 14:06:11,470 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2022-12-14 14:06:11,471 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2022-12-14 14:06:11,471 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2022-12-14 14:06:11,471 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2022-12-14 14:06:11,471 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2022-12-14 14:06:11,472 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2022-12-14 14:06:11,472 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2022-12-14 14:06:11,472 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2022-12-14 14:06:11,472 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2022-12-14 14:06:11,473 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2022-12-14 14:06:11,473 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2022-12-14 14:06:11,473 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2022-12-14 14:06:11,474 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2022-12-14 14:06:11,474 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2022-12-14 14:06:11,474 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2022-12-14 14:06:11,475 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2022-12-14 14:06:11,475 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2022-12-14 14:06:11,476 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2022-12-14 14:06:11,476 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2022-12-14 14:06:11,476 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2022-12-14 14:06:11,476 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2022-12-14 14:06:11,477 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2022-12-14 14:06:11,477 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2022-12-14 14:06:11,477 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2022-12-14 14:06:11,477 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2022-12-14 14:06:11,478 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2022-12-14 14:06:11,478 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2022-12-14 14:06:11,478 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2022-12-14 14:06:11,479 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2022-12-14 14:06:11,479 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2022-12-14 14:06:11,479 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2022-12-14 14:06:11,479 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2022-12-14 14:06:11,479 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2022-12-14 14:06:11,480 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2022-12-14 14:06:11,480 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2022-12-14 14:06:11,480 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2022-12-14 14:06:11,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2022-12-14 14:06:11,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2022-12-14 14:06:11,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2022-12-14 14:06:11,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2022-12-14 14:06:11,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2022-12-14 14:06:11,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2022-12-14 14:06:11,482 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2022-12-14 14:06:11,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2022-12-14 14:06:11,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2022-12-14 14:06:11,483 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2022-12-14 14:06:11,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2022-12-14 14:06:11,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2022-12-14 14:06:11,484 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2022-12-14 14:06:11,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2022-12-14 14:06:11,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2022-12-14 14:06:11,485 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2022-12-14 14:06:11,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2022-12-14 14:06:11,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2022-12-14 14:06:11,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2022-12-14 14:06:11,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2022-12-14 14:06:11,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2022-12-14 14:06:11,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2022-12-14 14:06:11,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2022-12-14 14:06:11,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2022-12-14 14:06:11,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2022-12-14 14:06:11,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2022-12-14 14:06:11,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2022-12-14 14:06:11,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2022-12-14 14:06:11,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:06:11,611 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:06:11,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11 WrapperNode [2022-12-14 14:06:11,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:06:11,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:06:11,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:06:11,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:06:11,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,746 INFO L138 Inliner]: procedures = 558, calls = 1836, calls flagged for inlining = 239, calls inlined = 141, statements flattened = 2614 [2022-12-14 14:06:11,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:06:11,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:06:11,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:06:11,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:06:11,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,831 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:06:11,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:06:11,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:06:11,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:06:11,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (1/1) ... [2022-12-14 14:06:11,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:06:11,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:06:11,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:06:11,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 14:06:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2022-12-14 14:06:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_wait_for_ced [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_wait_for_ced [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 14:06:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-14 14:06:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-12-14 14:06:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-12-14 14:06:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~TO~VOID [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~TO~VOID [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_attr_name [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_attr_name [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_new_req [2022-12-14 14:06:11,908 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_new_req [2022-12-14 14:06:11,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_rw_addr [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_rw_addr [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_init_card [2022-12-14 14:06:11,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_init_card [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 14:06:11,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_disk_release [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_disk_release [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 14:06:11,910 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-14 14:06:11,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_set_interface [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_set_interface [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_data_clear [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_data_clear [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_from_sysfs_attr [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_from_sysfs_attr [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_remove [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_remove [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 14:06:11,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 14:06:11,911 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_init_req [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_init_req [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-12-14 14:06:11,912 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-12-14 14:06:11,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-12-14 14:06:11,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-12-14 14:06:11,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:06:12,289 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:06:12,291 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:06:14,223 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 14:06:15,329 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:06:15,718 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:06:15,718 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 14:06:15,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:06:15 BoogieIcfgContainer [2022-12-14 14:06:15,721 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:06:15,723 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:06:15,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:06:15,726 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:06:15,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:06:08" (1/3) ... [2022-12-14 14:06:15,726 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21fd11a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:06:15, skipping insertion in model container [2022-12-14 14:06:15,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:06:11" (2/3) ... [2022-12-14 14:06:15,727 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21fd11a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:06:15, skipping insertion in model container [2022-12-14 14:06:15,727 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:06:15" (3/3) ... [2022-12-14 14:06:15,728 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-12-14 14:06:15,743 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:06:15,743 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2022-12-14 14:06:15,795 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:06:15,800 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;@70875958, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:06:15,800 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2022-12-14 14:06:15,806 INFO L276 IsEmpty]: Start isEmpty. Operand has 872 states, 483 states have (on average 1.3043478260869565) internal successors, (630), 528 states have internal predecessors, (630), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) [2022-12-14 14:06:15,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 14:06:15,813 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:15,814 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] [2022-12-14 14:06:15,814 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:15,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:15,818 INFO L85 PathProgramCache]: Analyzing trace with hash -749687520, now seen corresponding path program 1 times [2022-12-14 14:06:15,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:15,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021437121] [2022-12-14 14:06:15,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:15,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:16,223 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:16,224 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:16,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021437121] [2022-12-14 14:06:16,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021437121] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:16,225 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:16,225 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:16,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497450088] [2022-12-14 14:06:16,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:16,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:16,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:16,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:16,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:16,258 INFO L87 Difference]: Start difference. First operand has 872 states, 483 states have (on average 1.3043478260869565) internal successors, (630), 528 states have internal predecessors, (630), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) 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) [2022-12-14 14:06:17,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:17,012 INFO L93 Difference]: Finished difference Result 1708 states and 2378 transitions. [2022-12-14 14:06:17,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:17,014 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 [2022-12-14 14:06:17,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:17,025 INFO L225 Difference]: With dead ends: 1708 [2022-12-14 14:06:17,025 INFO L226 Difference]: Without dead ends: 859 [2022-12-14 14:06:17,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:17,033 INFO L413 NwaCegarLoop]: 990 mSDtfsCounter, 1107 mSDsluCounter, 990 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 1980 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:17,034 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1109 Valid, 1980 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 14:06:17,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2022-12-14 14:06:17,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 859. [2022-12-14 14:06:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 476 states have (on average 1.2226890756302522) internal successors, (582), 518 states have internal predecessors, (582), 265 states have call successors, (265), 83 states have call predecessors, (265), 82 states have return successors, (263), 263 states have call predecessors, (263), 263 states have call successors, (263) [2022-12-14 14:06:17,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1110 transitions. [2022-12-14 14:06:17,139 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1110 transitions. Word has length 38 [2022-12-14 14:06:17,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:17,141 INFO L495 AbstractCegarLoop]: Abstraction has 859 states and 1110 transitions. [2022-12-14 14:06:17,141 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) [2022-12-14 14:06:17,141 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1110 transitions. [2022-12-14 14:06:17,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 14:06:17,143 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:17,143 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] [2022-12-14 14:06:17,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:06:17,143 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:17,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:17,144 INFO L85 PathProgramCache]: Analyzing trace with hash 510781240, now seen corresponding path program 1 times [2022-12-14 14:06:17,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:17,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338579960] [2022-12-14 14:06:17,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:17,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 14:06:17,561 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:17,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338579960] [2022-12-14 14:06:17,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338579960] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:17,561 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:17,561 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-14 14:06:17,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906131276] [2022-12-14 14:06:17,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:17,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 14:06:17,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:17,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 14:06:17,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-12-14 14:06:17,564 INFO L87 Difference]: Start difference. First operand 859 states and 1110 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) [2022-12-14 14:06:22,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:22,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:22,740 INFO L93 Difference]: Finished difference Result 1053 states and 1329 transitions. [2022-12-14 14:06:22,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 14:06:22,741 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 [2022-12-14 14:06:22,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:22,746 INFO L225 Difference]: With dead ends: 1053 [2022-12-14 14:06:22,747 INFO L226 Difference]: Without dead ends: 892 [2022-12-14 14:06:22,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-12-14 14:06:22,749 INFO L413 NwaCegarLoop]: 982 mSDtfsCounter, 25 mSDsluCounter, 8662 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 94 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 9644 SdHoareTripleChecker+Invalid, 1682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:22,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 9644 Invalid, 1682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1587 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-12-14 14:06:22,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2022-12-14 14:06:22,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 868. [2022-12-14 14:06:22,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 868 states, 481 states have (on average 1.2203742203742203) internal successors, (587), 523 states have internal predecessors, (587), 269 states have call successors, (269), 83 states have call predecessors, (269), 82 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-12-14 14:06:22,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1123 transitions. [2022-12-14 14:06:22,799 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1123 transitions. Word has length 42 [2022-12-14 14:06:22,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:22,799 INFO L495 AbstractCegarLoop]: Abstraction has 868 states and 1123 transitions. [2022-12-14 14:06:22,799 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) [2022-12-14 14:06:22,799 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1123 transitions. [2022-12-14 14:06:22,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 14:06:22,801 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:22,801 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] [2022-12-14 14:06:22,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 14:06:22,801 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:22,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:22,802 INFO L85 PathProgramCache]: Analyzing trace with hash 57357530, now seen corresponding path program 1 times [2022-12-14 14:06:22,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:22,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423601854] [2022-12-14 14:06:22,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:22,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:22,998 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:22,999 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:22,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423601854] [2022-12-14 14:06:22,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423601854] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:22,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:22,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:22,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255444284] [2022-12-14 14:06:22,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:22,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:23,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:23,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:23,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:23,001 INFO L87 Difference]: Start difference. First operand 868 states and 1123 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) [2022-12-14 14:06:24,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:24,665 INFO L93 Difference]: Finished difference Result 1661 states and 2144 transitions. [2022-12-14 14:06:24,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:06:24,666 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 [2022-12-14 14:06:24,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:24,672 INFO L225 Difference]: With dead ends: 1661 [2022-12-14 14:06:24,672 INFO L226 Difference]: Without dead ends: 1659 [2022-12-14 14:06:24,673 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:24,674 INFO L413 NwaCegarLoop]: 1231 mSDtfsCounter, 1044 mSDsluCounter, 2165 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 3396 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:24,674 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1046 Valid, 3396 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-12-14 14:06:24,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2022-12-14 14:06:24,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1479. [2022-12-14 14:06:24,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1479 states, 824 states have (on average 1.220873786407767) internal successors, (1006), 873 states have internal predecessors, (1006), 473 states have call successors, (473), 147 states have call predecessors, (473), 146 states have return successors, (477), 469 states have call predecessors, (477), 471 states have call successors, (477) [2022-12-14 14:06:24,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1479 states and 1956 transitions. [2022-12-14 14:06:24,737 INFO L78 Accepts]: Start accepts. Automaton has 1479 states and 1956 transitions. Word has length 43 [2022-12-14 14:06:24,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:24,737 INFO L495 AbstractCegarLoop]: Abstraction has 1479 states and 1956 transitions. [2022-12-14 14:06:24,737 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) [2022-12-14 14:06:24,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1956 transitions. [2022-12-14 14:06:24,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 14:06:24,738 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:24,738 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] [2022-12-14 14:06:24,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 14:06:24,738 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:24,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:24,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1895965772, now seen corresponding path program 1 times [2022-12-14 14:06:24,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:24,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004875951] [2022-12-14 14:06:24,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:24,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:24,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:24,874 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:24,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004875951] [2022-12-14 14:06:24,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004875951] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:24,874 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:24,874 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:24,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190343118] [2022-12-14 14:06:24,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:24,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:24,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:24,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:24,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:24,876 INFO L87 Difference]: Start difference. First operand 1479 states and 1956 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) [2022-12-14 14:06:26,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:26,124 INFO L93 Difference]: Finished difference Result 2877 states and 3795 transitions. [2022-12-14 14:06:26,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:06:26,125 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 [2022-12-14 14:06:26,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:26,146 INFO L225 Difference]: With dead ends: 2877 [2022-12-14 14:06:26,147 INFO L226 Difference]: Without dead ends: 2875 [2022-12-14 14:06:26,148 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:26,149 INFO L413 NwaCegarLoop]: 1219 mSDtfsCounter, 1070 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 3355 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:26,149 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 3355 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 14:06:26,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2875 states. [2022-12-14 14:06:26,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2875 to 2699. [2022-12-14 14:06:26,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 1511 states have (on average 1.2243547319655856) internal successors, (1850), 1578 states have internal predecessors, (1850), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-12-14 14:06:26,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3616 transitions. [2022-12-14 14:06:26,273 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3616 transitions. Word has length 48 [2022-12-14 14:06:26,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:26,273 INFO L495 AbstractCegarLoop]: Abstraction has 2699 states and 3616 transitions. [2022-12-14 14:06:26,274 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) [2022-12-14 14:06:26,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3616 transitions. [2022-12-14 14:06:26,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 14:06:26,275 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:26,275 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] [2022-12-14 14:06:26,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 14:06:26,275 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:26,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:26,275 INFO L85 PathProgramCache]: Analyzing trace with hash 105946477, now seen corresponding path program 1 times [2022-12-14 14:06:26,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:26,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950383835] [2022-12-14 14:06:26,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:26,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:26,403 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:26,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:26,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950383835] [2022-12-14 14:06:26,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950383835] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:26,404 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:26,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:26,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548448] [2022-12-14 14:06:26,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:26,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:26,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:26,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:26,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:26,405 INFO L87 Difference]: Start difference. First operand 2699 states and 3616 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) [2022-12-14 14:06:28,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:28,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:28,425 INFO L93 Difference]: Finished difference Result 2699 states and 3616 transitions. [2022-12-14 14:06:28,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:28,426 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 [2022-12-14 14:06:28,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:28,434 INFO L225 Difference]: With dead ends: 2699 [2022-12-14 14:06:28,434 INFO L226 Difference]: Without dead ends: 2697 [2022-12-14 14:06:28,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:28,436 INFO L413 NwaCegarLoop]: 976 mSDtfsCounter, 1089 mSDsluCounter, 976 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1091 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:28,436 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1091 Valid, 1952 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-12-14 14:06:28,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2697 states. [2022-12-14 14:06:28,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2697 to 2697. [2022-12-14 14:06:28,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2697 states, 1510 states have (on average 1.223841059602649) internal successors, (1848), 1576 states have internal predecessors, (1848), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-12-14 14:06:28,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 2697 states and 3614 transitions. [2022-12-14 14:06:28,544 INFO L78 Accepts]: Start accepts. Automaton has 2697 states and 3614 transitions. Word has length 53 [2022-12-14 14:06:28,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:28,544 INFO L495 AbstractCegarLoop]: Abstraction has 2697 states and 3614 transitions. [2022-12-14 14:06:28,544 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) [2022-12-14 14:06:28,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3614 transitions. [2022-12-14 14:06:28,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 14:06:28,545 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:28,545 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] [2022-12-14 14:06:28,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 14:06:28,545 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:28,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:28,545 INFO L85 PathProgramCache]: Analyzing trace with hash -568282115, now seen corresponding path program 1 times [2022-12-14 14:06:28,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:28,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983994127] [2022-12-14 14:06:28,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:28,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 14:06:29,011 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:29,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983994127] [2022-12-14 14:06:29,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983994127] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:06:29,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182165995] [2022-12-14 14:06:29,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:29,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:06:29,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:06:29,013 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:06:29,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:06:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:29,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 14:06:29,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:06:29,387 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 14:06:29,387 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 14:06:29,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1182165995] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:29,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 14:06:29,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 14 [2022-12-14 14:06:29,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365873052] [2022-12-14 14:06:29,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:29,388 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 14:06:29,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:29,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 14:06:29,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-12-14 14:06:29,389 INFO L87 Difference]: Start difference. First operand 2697 states and 3614 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) [2022-12-14 14:06:31,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:31,101 INFO L93 Difference]: Finished difference Result 3089 states and 4169 transitions. [2022-12-14 14:06:31,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 14:06:31,101 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 [2022-12-14 14:06:31,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:31,110 INFO L225 Difference]: With dead ends: 3089 [2022-12-14 14:06:31,110 INFO L226 Difference]: Without dead ends: 2889 [2022-12-14 14:06:31,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2022-12-14 14:06:31,112 INFO L413 NwaCegarLoop]: 1078 mSDtfsCounter, 45 mSDsluCounter, 5160 mSDsCounter, 0 mSdLazyCounter, 958 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 6238 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:31,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 6238 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 958 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-14 14:06:31,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2889 states. [2022-12-14 14:06:31,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2889 to 2699. [2022-12-14 14:06:31,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 1512 states have (on average 1.2235449735449735) internal successors, (1850), 1578 states have internal predecessors, (1850), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-12-14 14:06:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3616 transitions. [2022-12-14 14:06:31,223 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3616 transitions. Word has length 55 [2022-12-14 14:06:31,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:31,223 INFO L495 AbstractCegarLoop]: Abstraction has 2699 states and 3616 transitions. [2022-12-14 14:06:31,223 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) [2022-12-14 14:06:31,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3616 transitions. [2022-12-14 14:06:31,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 14:06:31,224 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:31,224 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] [2022-12-14 14:06:31,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 14:06:31,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-14 14:06:31,425 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:31,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:31,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1462514055, now seen corresponding path program 1 times [2022-12-14 14:06:31,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:31,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106861566] [2022-12-14 14:06:31,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:31,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:06:32,033 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:32,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106861566] [2022-12-14 14:06:32,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106861566] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:32,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:32,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-12-14 14:06:32,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868509746] [2022-12-14 14:06:32,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:32,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 14:06:32,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:32,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 14:06:32,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2022-12-14 14:06:32,036 INFO L87 Difference]: Start difference. First operand 2699 states and 3616 transitions. Second operand has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 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) [2022-12-14 14:06:35,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:35,181 INFO L93 Difference]: Finished difference Result 3027 states and 4004 transitions. [2022-12-14 14:06:35,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-14 14:06:35,182 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 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 58 [2022-12-14 14:06:35,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:35,189 INFO L225 Difference]: With dead ends: 3027 [2022-12-14 14:06:35,189 INFO L226 Difference]: Without dead ends: 2782 [2022-12-14 14:06:35,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2022-12-14 14:06:35,190 INFO L413 NwaCegarLoop]: 979 mSDtfsCounter, 34 mSDsluCounter, 9586 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 10565 SdHoareTripleChecker+Invalid, 1875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:35,190 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 10565 Invalid, 1875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-12-14 14:06:35,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2782 states. [2022-12-14 14:06:35,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2782 to 2730. [2022-12-14 14:06:35,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2730 states, 1531 states have (on average 1.2207707380796864) internal successors, (1869), 1593 states have internal predecessors, (1869), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-12-14 14:06:35,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2730 states and 3659 transitions. [2022-12-14 14:06:35,290 INFO L78 Accepts]: Start accepts. Automaton has 2730 states and 3659 transitions. Word has length 58 [2022-12-14 14:06:35,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:35,290 INFO L495 AbstractCegarLoop]: Abstraction has 2730 states and 3659 transitions. [2022-12-14 14:06:35,290 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 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) [2022-12-14 14:06:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3659 transitions. [2022-12-14 14:06:35,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 14:06:35,291 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:35,291 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] [2022-12-14 14:06:35,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 14:06:35,291 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:35,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:35,291 INFO L85 PathProgramCache]: Analyzing trace with hash -2084909731, now seen corresponding path program 1 times [2022-12-14 14:06:35,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:35,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557620628] [2022-12-14 14:06:35,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:35,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:35,447 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:35,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557620628] [2022-12-14 14:06:35,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557620628] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:35,447 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:35,447 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:35,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832080269] [2022-12-14 14:06:35,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:35,448 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:35,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:35,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:35,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:35,449 INFO L87 Difference]: Start difference. First operand 2730 states and 3659 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) [2022-12-14 14:06:36,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:36,175 INFO L93 Difference]: Finished difference Result 2730 states and 3659 transitions. [2022-12-14 14:06:36,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:36,175 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 [2022-12-14 14:06:36,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:36,183 INFO L225 Difference]: With dead ends: 2730 [2022-12-14 14:06:36,183 INFO L226 Difference]: Without dead ends: 2728 [2022-12-14 14:06:36,184 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:36,185 INFO L413 NwaCegarLoop]: 974 mSDtfsCounter, 1086 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 1948 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:36,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1088 Valid, 1948 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 14:06:36,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2728 states. [2022-12-14 14:06:36,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2728 to 2728. [2022-12-14 14:06:36,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2728 states, 1530 states have (on average 1.2202614379084968) internal successors, (1867), 1591 states have internal predecessors, (1867), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-12-14 14:06:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3657 transitions. [2022-12-14 14:06:36,338 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3657 transitions. Word has length 58 [2022-12-14 14:06:36,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:36,338 INFO L495 AbstractCegarLoop]: Abstraction has 2728 states and 3657 transitions. [2022-12-14 14:06:36,339 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) [2022-12-14 14:06:36,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3657 transitions. [2022-12-14 14:06:36,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 14:06:36,339 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:36,339 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] [2022-12-14 14:06:36,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 14:06:36,339 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:36,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:36,340 INFO L85 PathProgramCache]: Analyzing trace with hash -2026649007, now seen corresponding path program 1 times [2022-12-14 14:06:36,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:36,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313734923] [2022-12-14 14:06:36,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:36,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:36,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:36,463 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:36,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313734923] [2022-12-14 14:06:36,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313734923] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:36,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:36,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:36,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463437655] [2022-12-14 14:06:36,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:36,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:36,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:36,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:36,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:36,465 INFO L87 Difference]: Start difference. First operand 2728 states and 3657 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) [2022-12-14 14:06:38,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:38,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:38,721 INFO L93 Difference]: Finished difference Result 2728 states and 3657 transitions. [2022-12-14 14:06:38,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:38,722 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 [2022-12-14 14:06:38,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:38,734 INFO L225 Difference]: With dead ends: 2728 [2022-12-14 14:06:38,734 INFO L226 Difference]: Without dead ends: 2726 [2022-12-14 14:06:38,735 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:38,736 INFO L413 NwaCegarLoop]: 972 mSDtfsCounter, 1083 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 1944 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:38,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 1944 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-12-14 14:06:38,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2726 states. [2022-12-14 14:06:38,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2726 to 2726. [2022-12-14 14:06:38,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 1529 states have (on average 1.2197514715500326) internal successors, (1865), 1589 states have internal predecessors, (1865), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-12-14 14:06:38,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3655 transitions. [2022-12-14 14:06:38,873 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3655 transitions. Word has length 63 [2022-12-14 14:06:38,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:38,873 INFO L495 AbstractCegarLoop]: Abstraction has 2726 states and 3655 transitions. [2022-12-14 14:06:38,873 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) [2022-12-14 14:06:38,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3655 transitions. [2022-12-14 14:06:38,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 14:06:38,874 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:38,875 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] [2022-12-14 14:06:38,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 14:06:38,875 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:38,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:38,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1975948079, now seen corresponding path program 1 times [2022-12-14 14:06:38,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:38,875 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889023496] [2022-12-14 14:06:38,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:38,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:38,996 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:38,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:38,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889023496] [2022-12-14 14:06:38,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889023496] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:38,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:38,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:38,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38095247] [2022-12-14 14:06:38,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:38,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:38,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:38,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:38,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:38,998 INFO L87 Difference]: Start difference. First operand 2726 states and 3655 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) [2022-12-14 14:06:41,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:41,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:41,825 INFO L93 Difference]: Finished difference Result 3475 states and 4610 transitions. [2022-12-14 14:06:41,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:06:41,825 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 [2022-12-14 14:06:41,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:41,841 INFO L225 Difference]: With dead ends: 3475 [2022-12-14 14:06:41,841 INFO L226 Difference]: Without dead ends: 3473 [2022-12-14 14:06:41,842 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:41,842 INFO L413 NwaCegarLoop]: 1217 mSDtfsCounter, 957 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 3366 SdHoareTripleChecker+Invalid, 401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:41,843 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 3366 Invalid, 401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 399 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2022-12-14 14:06:41,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3473 states. [2022-12-14 14:06:41,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3473 to 3333. [2022-12-14 14:06:41,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3333 states, 1868 states have (on average 1.2184154175588866) internal successors, (2276), 1936 states have internal predecessors, (2276), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-12-14 14:06:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 3333 states and 4467 transitions. [2022-12-14 14:06:41,999 INFO L78 Accepts]: Start accepts. Automaton has 3333 states and 4467 transitions. Word has length 68 [2022-12-14 14:06:41,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:41,999 INFO L495 AbstractCegarLoop]: Abstraction has 3333 states and 4467 transitions. [2022-12-14 14:06:42,000 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) [2022-12-14 14:06:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 4467 transitions. [2022-12-14 14:06:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 14:06:42,001 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:42,001 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] [2022-12-14 14:06:42,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 14:06:42,001 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:42,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:42,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1043026386, now seen corresponding path program 1 times [2022-12-14 14:06:42,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:42,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896305141] [2022-12-14 14:06:42,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:42,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:42,153 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:42,153 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:42,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896305141] [2022-12-14 14:06:42,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896305141] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:42,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:42,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:42,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125744241] [2022-12-14 14:06:42,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:42,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:42,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:42,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:42,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:42,155 INFO L87 Difference]: Start difference. First operand 3333 states and 4467 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) [2022-12-14 14:06:43,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:43,384 INFO L93 Difference]: Finished difference Result 3333 states and 4467 transitions. [2022-12-14 14:06:43,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:43,384 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 [2022-12-14 14:06:43,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:43,393 INFO L225 Difference]: With dead ends: 3333 [2022-12-14 14:06:43,393 INFO L226 Difference]: Without dead ends: 3331 [2022-12-14 14:06:43,394 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:43,394 INFO L413 NwaCegarLoop]: 970 mSDtfsCounter, 1083 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:43,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 1936 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 14:06:43,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3331 states. [2022-12-14 14:06:43,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3331 to 3331. [2022-12-14 14:06:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3331 states, 1867 states have (on average 1.2179967862881629) internal successors, (2274), 1934 states have internal predecessors, (2274), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-12-14 14:06:43,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 3331 states and 4465 transitions. [2022-12-14 14:06:43,560 INFO L78 Accepts]: Start accepts. Automaton has 3331 states and 4465 transitions. Word has length 73 [2022-12-14 14:06:43,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:43,560 INFO L495 AbstractCegarLoop]: Abstraction has 3331 states and 4465 transitions. [2022-12-14 14:06:43,560 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) [2022-12-14 14:06:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 4465 transitions. [2022-12-14 14:06:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 14:06:43,561 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:43,561 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] [2022-12-14 14:06:43,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 14:06:43,561 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:43,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:43,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1621123989, now seen corresponding path program 1 times [2022-12-14 14:06:43,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:43,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108366480] [2022-12-14 14:06:43,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:43,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:43,663 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:43,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:43,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108366480] [2022-12-14 14:06:43,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108366480] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:43,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:43,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:43,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512757628] [2022-12-14 14:06:43,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:43,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:43,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:43,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:43,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:43,665 INFO L87 Difference]: Start difference. First operand 3331 states and 4465 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) [2022-12-14 14:06:45,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:46,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:46,214 INFO L93 Difference]: Finished difference Result 3331 states and 4465 transitions. [2022-12-14 14:06:46,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:46,215 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 [2022-12-14 14:06:46,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:46,224 INFO L225 Difference]: With dead ends: 3331 [2022-12-14 14:06:46,224 INFO L226 Difference]: Without dead ends: 3329 [2022-12-14 14:06:46,226 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:46,226 INFO L413 NwaCegarLoop]: 968 mSDtfsCounter, 1075 mSDsluCounter, 968 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:46,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 1936 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-12-14 14:06:46,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-12-14 14:06:46,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3329. [2022-12-14 14:06:46,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3329 states, 1866 states have (on average 1.217577706323687) internal successors, (2272), 1932 states have internal predecessors, (2272), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-12-14 14:06:46,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 3329 states and 4463 transitions. [2022-12-14 14:06:46,466 INFO L78 Accepts]: Start accepts. Automaton has 3329 states and 4463 transitions. Word has length 75 [2022-12-14 14:06:46,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:46,467 INFO L495 AbstractCegarLoop]: Abstraction has 3329 states and 4463 transitions. [2022-12-14 14:06:46,467 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) [2022-12-14 14:06:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 4463 transitions. [2022-12-14 14:06:46,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 14:06:46,467 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:46,467 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] [2022-12-14 14:06:46,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 14:06:46,468 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:46,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:46,468 INFO L85 PathProgramCache]: Analyzing trace with hash 667826600, now seen corresponding path program 1 times [2022-12-14 14:06:46,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:46,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650272833] [2022-12-14 14:06:46,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:46,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:46,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:46,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:46,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650272833] [2022-12-14 14:06:46,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650272833] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:46,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:46,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:46,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942572229] [2022-12-14 14:06:46,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:46,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:46,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:46,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:46,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:46,572 INFO L87 Difference]: Start difference. First operand 3329 states and 4463 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) [2022-12-14 14:06:47,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:47,454 INFO L93 Difference]: Finished difference Result 3329 states and 4463 transitions. [2022-12-14 14:06:47,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:47,454 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 [2022-12-14 14:06:47,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:47,462 INFO L225 Difference]: With dead ends: 3329 [2022-12-14 14:06:47,462 INFO L226 Difference]: Without dead ends: 3327 [2022-12-14 14:06:47,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:47,464 INFO L413 NwaCegarLoop]: 966 mSDtfsCounter, 1074 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:47,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1076 Valid, 1932 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-14 14:06:47,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2022-12-14 14:06:47,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3327. [2022-12-14 14:06:47,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3327 states, 1865 states have (on average 1.2171581769436997) internal successors, (2270), 1930 states have internal predecessors, (2270), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-12-14 14:06:47,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 3327 states and 4461 transitions. [2022-12-14 14:06:47,640 INFO L78 Accepts]: Start accepts. Automaton has 3327 states and 4461 transitions. Word has length 80 [2022-12-14 14:06:47,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:47,641 INFO L495 AbstractCegarLoop]: Abstraction has 3327 states and 4461 transitions. [2022-12-14 14:06:47,641 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) [2022-12-14 14:06:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 4461 transitions. [2022-12-14 14:06:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 14:06:47,641 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:47,642 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] [2022-12-14 14:06:47,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 14:06:47,642 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:47,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:47,642 INFO L85 PathProgramCache]: Analyzing trace with hash -453655331, now seen corresponding path program 1 times [2022-12-14 14:06:47,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:47,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458949918] [2022-12-14 14:06:47,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:47,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:47,746 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:47,747 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:47,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458949918] [2022-12-14 14:06:47,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1458949918] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:47,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:47,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:47,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043521640] [2022-12-14 14:06:47,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:47,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:47,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:47,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:47,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:47,748 INFO L87 Difference]: Start difference. First operand 3327 states and 4461 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) [2022-12-14 14:06:49,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:49,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:49,979 INFO L93 Difference]: Finished difference Result 3327 states and 4461 transitions. [2022-12-14 14:06:49,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:49,980 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 [2022-12-14 14:06:49,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:49,986 INFO L225 Difference]: With dead ends: 3327 [2022-12-14 14:06:49,986 INFO L226 Difference]: Without dead ends: 3325 [2022-12-14 14:06:49,987 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:49,987 INFO L413 NwaCegarLoop]: 964 mSDtfsCounter, 1071 mSDsluCounter, 964 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:49,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1073 Valid, 1928 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-12-14 14:06:49,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3325 states. [2022-12-14 14:06:50,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3325 to 3325. [2022-12-14 14:06:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3325 states, 1864 states have (on average 1.2167381974248928) internal successors, (2268), 1928 states have internal predecessors, (2268), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-12-14 14:06:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 3325 states and 4459 transitions. [2022-12-14 14:06:50,171 INFO L78 Accepts]: Start accepts. Automaton has 3325 states and 4459 transitions. Word has length 85 [2022-12-14 14:06:50,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:50,171 INFO L495 AbstractCegarLoop]: Abstraction has 3325 states and 4459 transitions. [2022-12-14 14:06:50,171 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) [2022-12-14 14:06:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 4459 transitions. [2022-12-14 14:06:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 14:06:50,172 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:50,172 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] [2022-12-14 14:06:50,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-14 14:06:50,173 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:50,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:50,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1729183162, now seen corresponding path program 1 times [2022-12-14 14:06:50,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:50,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725679228] [2022-12-14 14:06:50,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:50,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:50,282 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:50,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725679228] [2022-12-14 14:06:50,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725679228] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:50,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:50,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:50,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249538031] [2022-12-14 14:06:50,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:50,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:50,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:50,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:50,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:50,284 INFO L87 Difference]: Start difference. First operand 3325 states and 4459 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) [2022-12-14 14:06:51,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:51,320 INFO L93 Difference]: Finished difference Result 3325 states and 4459 transitions. [2022-12-14 14:06:51,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:51,320 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 [2022-12-14 14:06:51,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:51,327 INFO L225 Difference]: With dead ends: 3325 [2022-12-14 14:06:51,327 INFO L226 Difference]: Without dead ends: 3323 [2022-12-14 14:06:51,328 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:51,328 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 1068 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:51,328 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1070 Valid, 1924 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-12-14 14:06:51,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3323 states. [2022-12-14 14:06:51,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3323 to 3323. [2022-12-14 14:06:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3323 states, 1863 states have (on average 1.2163177670424048) internal successors, (2266), 1926 states have internal predecessors, (2266), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-12-14 14:06:51,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 3323 states and 4457 transitions. [2022-12-14 14:06:51,522 INFO L78 Accepts]: Start accepts. Automaton has 3323 states and 4457 transitions. Word has length 90 [2022-12-14 14:06:51,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:51,522 INFO L495 AbstractCegarLoop]: Abstraction has 3323 states and 4457 transitions. [2022-12-14 14:06:51,522 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) [2022-12-14 14:06:51,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 4457 transitions. [2022-12-14 14:06:51,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 14:06:51,523 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:51,523 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] [2022-12-14 14:06:51,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-14 14:06:51,524 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:51,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:51,524 INFO L85 PathProgramCache]: Analyzing trace with hash 2044496403, now seen corresponding path program 1 times [2022-12-14 14:06:51,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:51,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004615291] [2022-12-14 14:06:51,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:51,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-12-14 14:06:51,968 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:51,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004615291] [2022-12-14 14:06:51,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004615291] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:51,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:51,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:06:51,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538092527] [2022-12-14 14:06:51,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:51,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:06:51,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:51,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:06:51,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:51,970 INFO L87 Difference]: Start difference. First operand 3323 states and 4457 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) [2022-12-14 14:06:53,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:53,420 INFO L93 Difference]: Finished difference Result 3459 states and 4581 transitions. [2022-12-14 14:06:53,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:06:53,421 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 [2022-12-14 14:06:53,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:53,427 INFO L225 Difference]: With dead ends: 3459 [2022-12-14 14:06:53,428 INFO L226 Difference]: Without dead ends: 3457 [2022-12-14 14:06:53,429 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 [2022-12-14 14:06:53,429 INFO L413 NwaCegarLoop]: 988 mSDtfsCounter, 1018 mSDsluCounter, 2061 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1020 SdHoareTripleChecker+Valid, 3049 SdHoareTripleChecker+Invalid, 416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:53,429 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1020 Valid, 3049 Invalid, 416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-14 14:06:53,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3457 states. [2022-12-14 14:06:53,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3457 to 3449. [2022-12-14 14:06:53,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3449 states, 1950 states have (on average 1.2164102564102564) internal successors, (2372), 2014 states have internal predecessors, (2372), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-12-14 14:06:53,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 3449 states and 4571 transitions. [2022-12-14 14:06:53,660 INFO L78 Accepts]: Start accepts. Automaton has 3449 states and 4571 transitions. Word has length 119 [2022-12-14 14:06:53,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:53,661 INFO L495 AbstractCegarLoop]: Abstraction has 3449 states and 4571 transitions. [2022-12-14 14:06:53,661 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) [2022-12-14 14:06:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 4571 transitions. [2022-12-14 14:06:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 14:06:53,662 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:53,662 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] [2022-12-14 14:06:53,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-14 14:06:53,662 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:53,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:53,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1213689634, now seen corresponding path program 1 times [2022-12-14 14:06:53,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:53,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184357223] [2022-12-14 14:06:53,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:53,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-12-14 14:06:54,111 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:54,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184357223] [2022-12-14 14:06:54,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184357223] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:54,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:54,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 14:06:54,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178876049] [2022-12-14 14:06:54,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:54,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 14:06:54,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:54,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 14:06:54,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:06:54,113 INFO L87 Difference]: Start difference. First operand 3449 states and 4571 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) [2022-12-14 14:06:56,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 14:06:57,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:57,709 INFO L93 Difference]: Finished difference Result 3449 states and 4571 transitions. [2022-12-14 14:06:57,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:06:57,710 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 [2022-12-14 14:06:57,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:57,720 INFO L225 Difference]: With dead ends: 3449 [2022-12-14 14:06:57,720 INFO L226 Difference]: Without dead ends: 3447 [2022-12-14 14:06:57,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-14 14:06:57,722 INFO L413 NwaCegarLoop]: 961 mSDtfsCounter, 1067 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1071 SdHoareTripleChecker+Valid, 3308 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:57,723 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1071 Valid, 3308 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-12-14 14:06:57,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3447 states. [2022-12-14 14:06:57,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3447 to 3447. [2022-12-14 14:06:57,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3447 states, 1949 states have (on average 1.2139558748075936) internal successors, (2366), 2012 states have internal predecessors, (2366), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-12-14 14:06:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3447 states to 3447 states and 4565 transitions. [2022-12-14 14:06:57,958 INFO L78 Accepts]: Start accepts. Automaton has 3447 states and 4565 transitions. Word has length 123 [2022-12-14 14:06:57,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:57,958 INFO L495 AbstractCegarLoop]: Abstraction has 3447 states and 4565 transitions. [2022-12-14 14:06:57,958 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) [2022-12-14 14:06:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 3447 states and 4565 transitions. [2022-12-14 14:06:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 14:06:57,959 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:57,959 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] [2022-12-14 14:06:57,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-14 14:06:57,959 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:57,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:57,959 INFO L85 PathProgramCache]: Analyzing trace with hash -728189092, now seen corresponding path program 1 times [2022-12-14 14:06:57,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:57,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462137578] [2022-12-14 14:06:57,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:57,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:58,077 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:06:58,077 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:58,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462137578] [2022-12-14 14:06:58,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462137578] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:58,078 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:58,078 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:06:58,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802734806] [2022-12-14 14:06:58,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:58,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:06:58,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:58,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:06:58,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:06:58,079 INFO L87 Difference]: Start difference. First operand 3447 states and 4565 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) [2022-12-14 14:06:59,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:06:59,412 INFO L93 Difference]: Finished difference Result 3447 states and 4565 transitions. [2022-12-14 14:06:59,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:06:59,413 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 [2022-12-14 14:06:59,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:06:59,422 INFO L225 Difference]: With dead ends: 3447 [2022-12-14 14:06:59,422 INFO L226 Difference]: Without dead ends: 3445 [2022-12-14 14:06:59,423 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:06:59,423 INFO L413 NwaCegarLoop]: 958 mSDtfsCounter, 1063 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 1916 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:06:59,424 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1065 Valid, 1916 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 14:06:59,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3445 states. [2022-12-14 14:06:59,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3445 to 3445. [2022-12-14 14:06:59,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3445 states, 1948 states have (on average 1.213552361396304) internal successors, (2364), 2010 states have internal predecessors, (2364), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-12-14 14:06:59,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 3445 states and 4563 transitions. [2022-12-14 14:06:59,655 INFO L78 Accepts]: Start accepts. Automaton has 3445 states and 4563 transitions. Word has length 95 [2022-12-14 14:06:59,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:06:59,655 INFO L495 AbstractCegarLoop]: Abstraction has 3445 states and 4563 transitions. [2022-12-14 14:06:59,656 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) [2022-12-14 14:06:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 4563 transitions. [2022-12-14 14:06:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-14 14:06:59,656 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:06:59,657 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] [2022-12-14 14:06:59,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-14 14:06:59,657 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:06:59,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:06:59,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1934023765, now seen corresponding path program 1 times [2022-12-14 14:06:59,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:06:59,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114565944] [2022-12-14 14:06:59,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:06:59,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:06:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:06:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-12-14 14:06:59,779 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:06:59,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114565944] [2022-12-14 14:06:59,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114565944] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:06:59,779 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:06:59,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 14:06:59,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256100871] [2022-12-14 14:06:59,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:06:59,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 14:06:59,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:06:59,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 14:06:59,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:06:59,781 INFO L87 Difference]: Start difference. First operand 3445 states and 4563 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) [2022-12-14 14:07:00,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:00,382 INFO L93 Difference]: Finished difference Result 6846 states and 9123 transitions. [2022-12-14 14:07:00,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 14:07:00,382 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 [2022-12-14 14:07:00,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:00,390 INFO L225 Difference]: With dead ends: 6846 [2022-12-14 14:07:00,390 INFO L226 Difference]: Without dead ends: 3433 [2022-12-14 14:07:00,397 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 14:07:00,397 INFO L413 NwaCegarLoop]: 954 mSDtfsCounter, 1051 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:00,398 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1051 Valid, 954 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 14:07:00,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3433 states. [2022-12-14 14:07:00,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3433 to 3433. [2022-12-14 14:07:00,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3433 states, 1937 states have (on average 1.209602478058854) internal successors, (2343), 1998 states have internal predecessors, (2343), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-12-14 14:07:00,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3433 states and 4542 transitions. [2022-12-14 14:07:00,644 INFO L78 Accepts]: Start accepts. Automaton has 3433 states and 4542 transitions. Word has length 126 [2022-12-14 14:07:00,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:00,644 INFO L495 AbstractCegarLoop]: Abstraction has 3433 states and 4542 transitions. [2022-12-14 14:07:00,644 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) [2022-12-14 14:07:00,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3433 states and 4542 transitions. [2022-12-14 14:07:00,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 14:07:00,645 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:00,645 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] [2022-12-14 14:07:00,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-14 14:07:00,645 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:00,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:00,645 INFO L85 PathProgramCache]: Analyzing trace with hash -767094137, now seen corresponding path program 1 times [2022-12-14 14:07:00,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:00,645 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210268657] [2022-12-14 14:07:00,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:00,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:00,758 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:07:00,758 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:00,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210268657] [2022-12-14 14:07:00,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210268657] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:00,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:00,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:00,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621094174] [2022-12-14 14:07:00,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:00,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:00,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:00,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:00,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:00,760 INFO L87 Difference]: Start difference. First operand 3433 states and 4542 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) [2022-12-14 14:07:01,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:01,679 INFO L93 Difference]: Finished difference Result 3433 states and 4542 transitions. [2022-12-14 14:07:01,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:01,680 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 [2022-12-14 14:07:01,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:01,686 INFO L225 Difference]: With dead ends: 3433 [2022-12-14 14:07:01,687 INFO L226 Difference]: Without dead ends: 3431 [2022-12-14 14:07:01,687 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:01,688 INFO L413 NwaCegarLoop]: 951 mSDtfsCounter, 1055 mSDsluCounter, 951 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1057 SdHoareTripleChecker+Valid, 1902 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:01,688 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1057 Valid, 1902 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 14:07:01,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3431 states. [2022-12-14 14:07:01,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3431 to 3431. [2022-12-14 14:07:01,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3431 states, 1936 states have (on average 1.209194214876033) internal successors, (2341), 1996 states have internal predecessors, (2341), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-12-14 14:07:01,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4540 transitions. [2022-12-14 14:07:01,938 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4540 transitions. Word has length 100 [2022-12-14 14:07:01,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:01,939 INFO L495 AbstractCegarLoop]: Abstraction has 3431 states and 4540 transitions. [2022-12-14 14:07:01,939 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) [2022-12-14 14:07:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4540 transitions. [2022-12-14 14:07:01,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 14:07:01,940 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:01,940 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] [2022-12-14 14:07:01,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-14 14:07:01,940 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:01,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:01,940 INFO L85 PathProgramCache]: Analyzing trace with hash -1972900434, now seen corresponding path program 1 times [2022-12-14 14:07:01,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:01,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444339310] [2022-12-14 14:07:01,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:01,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-12-14 14:07:02,307 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:02,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444339310] [2022-12-14 14:07:02,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444339310] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:02,307 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:02,307 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 14:07:02,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376139306] [2022-12-14 14:07:02,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:02,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 14:07:02,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:02,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 14:07:02,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:02,308 INFO L87 Difference]: Start difference. First operand 3431 states and 4540 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) [2022-12-14 14:07:03,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:03,895 INFO L93 Difference]: Finished difference Result 3439 states and 4544 transitions. [2022-12-14 14:07:03,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:07:03,895 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 [2022-12-14 14:07:03,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:03,909 INFO L225 Difference]: With dead ends: 3439 [2022-12-14 14:07:03,910 INFO L226 Difference]: Without dead ends: 3437 [2022-12-14 14:07:03,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:07:03,911 INFO L413 NwaCegarLoop]: 967 mSDtfsCounter, 97 mSDsluCounter, 2837 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 3804 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:03,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 3804 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-12-14 14:07:03,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3437 states. [2022-12-14 14:07:04,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3437 to 3431. [2022-12-14 14:07:04,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3431 states, 1936 states have (on average 1.2066115702479339) internal successors, (2336), 1996 states have internal predecessors, (2336), 1095 states have call successors, (1095), 379 states have call predecessors, (1095), 376 states have return successors, (1104), 1076 states have call predecessors, (1104), 1093 states have call successors, (1104) [2022-12-14 14:07:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 3431 states and 4535 transitions. [2022-12-14 14:07:04,154 INFO L78 Accepts]: Start accepts. Automaton has 3431 states and 4535 transitions. Word has length 129 [2022-12-14 14:07:04,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:04,154 INFO L495 AbstractCegarLoop]: Abstraction has 3431 states and 4535 transitions. [2022-12-14 14:07:04,154 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) [2022-12-14 14:07:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 4535 transitions. [2022-12-14 14:07:04,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 14:07:04,155 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:04,155 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] [2022-12-14 14:07:04,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-14 14:07:04,155 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:04,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:04,156 INFO L85 PathProgramCache]: Analyzing trace with hash 796069371, now seen corresponding path program 1 times [2022-12-14 14:07:04,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:04,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943060255] [2022-12-14 14:07:04,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:04,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:07:04,350 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:04,350 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943060255] [2022-12-14 14:07:04,350 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943060255] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:04,350 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:04,350 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:04,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972871670] [2022-12-14 14:07:04,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:04,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:04,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:04,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:04,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:04,352 INFO L87 Difference]: Start difference. First operand 3431 states and 4535 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) [2022-12-14 14:07:05,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:05,989 INFO L93 Difference]: Finished difference Result 5425 states and 7134 transitions. [2022-12-14 14:07:05,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 14:07:05,989 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 [2022-12-14 14:07:05,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:06,001 INFO L225 Difference]: With dead ends: 5425 [2022-12-14 14:07:06,001 INFO L226 Difference]: Without dead ends: 5423 [2022-12-14 14:07:06,002 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:06,003 INFO L413 NwaCegarLoop]: 1182 mSDtfsCounter, 974 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 976 SdHoareTripleChecker+Valid, 3239 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:06,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [976 Valid, 3239 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-12-14 14:07:06,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5423 states. [2022-12-14 14:07:06,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5423 to 5293. [2022-12-14 14:07:06,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5293 states, 2999 states have (on average 1.2054018006002) internal successors, (3615), 3083 states have internal predecessors, (3615), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-12-14 14:07:06,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5293 states to 5293 states and 7002 transitions. [2022-12-14 14:07:06,492 INFO L78 Accepts]: Start accepts. Automaton has 5293 states and 7002 transitions. Word has length 105 [2022-12-14 14:07:06,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:06,492 INFO L495 AbstractCegarLoop]: Abstraction has 5293 states and 7002 transitions. [2022-12-14 14:07:06,492 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) [2022-12-14 14:07:06,492 INFO L276 IsEmpty]: Start isEmpty. Operand 5293 states and 7002 transitions. [2022-12-14 14:07:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 14:07:06,494 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:06,494 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] [2022-12-14 14:07:06,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-14 14:07:06,494 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:06,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:06,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1146234310, now seen corresponding path program 1 times [2022-12-14 14:07:06,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:06,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516845059] [2022-12-14 14:07:06,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:06,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:06,738 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:07:06,738 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:06,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516845059] [2022-12-14 14:07:06,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516845059] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:06,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:06,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:06,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348517414] [2022-12-14 14:07:06,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:06,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:06,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:06,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:06,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:06,740 INFO L87 Difference]: Start difference. First operand 5293 states and 7002 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) [2022-12-14 14:07:08,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:08,008 INFO L93 Difference]: Finished difference Result 5293 states and 7002 transitions. [2022-12-14 14:07:08,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:08,009 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 [2022-12-14 14:07:08,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:08,020 INFO L225 Difference]: With dead ends: 5293 [2022-12-14 14:07:08,020 INFO L226 Difference]: Without dead ends: 5291 [2022-12-14 14:07:08,022 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:08,022 INFO L413 NwaCegarLoop]: 949 mSDtfsCounter, 1051 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:08,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1053 Valid, 1898 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-14 14:07:08,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5291 states. [2022-12-14 14:07:08,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5291 to 5291. [2022-12-14 14:07:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5291 states, 2998 states have (on average 1.2048032021347566) internal successors, (3612), 3081 states have internal predecessors, (3612), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-12-14 14:07:08,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5291 states to 5291 states and 6999 transitions. [2022-12-14 14:07:08,499 INFO L78 Accepts]: Start accepts. Automaton has 5291 states and 6999 transitions. Word has length 110 [2022-12-14 14:07:08,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:08,499 INFO L495 AbstractCegarLoop]: Abstraction has 5291 states and 6999 transitions. [2022-12-14 14:07:08,499 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) [2022-12-14 14:07:08,499 INFO L276 IsEmpty]: Start isEmpty. Operand 5291 states and 6999 transitions. [2022-12-14 14:07:08,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 14:07:08,500 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:08,500 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] [2022-12-14 14:07:08,500 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-14 14:07:08,501 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:08,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:08,501 INFO L85 PathProgramCache]: Analyzing trace with hash 719793454, now seen corresponding path program 1 times [2022-12-14 14:07:08,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:08,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035302701] [2022-12-14 14:07:08,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:08,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:08,613 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:07:08,613 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:08,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035302701] [2022-12-14 14:07:08,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035302701] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:08,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:08,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:08,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119636312] [2022-12-14 14:07:08,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:08,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:08,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:08,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:08,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:08,614 INFO L87 Difference]: Start difference. First operand 5291 states and 6999 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) [2022-12-14 14:07:09,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:09,919 INFO L93 Difference]: Finished difference Result 5291 states and 6999 transitions. [2022-12-14 14:07:09,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:09,919 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 [2022-12-14 14:07:09,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:09,930 INFO L225 Difference]: With dead ends: 5291 [2022-12-14 14:07:09,930 INFO L226 Difference]: Without dead ends: 5289 [2022-12-14 14:07:09,932 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:09,932 INFO L413 NwaCegarLoop]: 947 mSDtfsCounter, 1048 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:09,932 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1050 Valid, 1894 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-12-14 14:07:09,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5289 states. [2022-12-14 14:07:10,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5289 to 5289. [2022-12-14 14:07:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5289 states, 2997 states have (on average 1.2042042042042043) internal successors, (3609), 3079 states have internal predecessors, (3609), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-12-14 14:07:10,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5289 states to 5289 states and 6996 transitions. [2022-12-14 14:07:10,384 INFO L78 Accepts]: Start accepts. Automaton has 5289 states and 6996 transitions. Word has length 115 [2022-12-14 14:07:10,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:10,384 INFO L495 AbstractCegarLoop]: Abstraction has 5289 states and 6996 transitions. [2022-12-14 14:07:10,384 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) [2022-12-14 14:07:10,384 INFO L276 IsEmpty]: Start isEmpty. Operand 5289 states and 6996 transitions. [2022-12-14 14:07:10,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-12-14 14:07:10,385 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:10,385 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] [2022-12-14 14:07:10,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-14 14:07:10,386 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:10,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:10,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1539162866, now seen corresponding path program 1 times [2022-12-14 14:07:10,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:10,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64077752] [2022-12-14 14:07:10,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:10,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:10,534 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:07:10,534 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:10,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64077752] [2022-12-14 14:07:10,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64077752] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:10,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:10,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:10,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911815618] [2022-12-14 14:07:10,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:10,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:10,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:10,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:10,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:10,536 INFO L87 Difference]: Start difference. First operand 5289 states and 6996 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) [2022-12-14 14:07:11,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:11,609 INFO L93 Difference]: Finished difference Result 5289 states and 6996 transitions. [2022-12-14 14:07:11,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:11,609 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 [2022-12-14 14:07:11,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:11,618 INFO L225 Difference]: With dead ends: 5289 [2022-12-14 14:07:11,619 INFO L226 Difference]: Without dead ends: 5287 [2022-12-14 14:07:11,620 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:11,620 INFO L413 NwaCegarLoop]: 945 mSDtfsCounter, 1045 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1047 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:11,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1047 Valid, 1890 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 14:07:11,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5287 states. [2022-12-14 14:07:12,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5287 to 5287. [2022-12-14 14:07:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5287 states, 2996 states have (on average 1.2036048064085447) internal successors, (3606), 3077 states have internal predecessors, (3606), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-12-14 14:07:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5287 states to 5287 states and 6993 transitions. [2022-12-14 14:07:12,204 INFO L78 Accepts]: Start accepts. Automaton has 5287 states and 6993 transitions. Word has length 120 [2022-12-14 14:07:12,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:12,204 INFO L495 AbstractCegarLoop]: Abstraction has 5287 states and 6993 transitions. [2022-12-14 14:07:12,204 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) [2022-12-14 14:07:12,204 INFO L276 IsEmpty]: Start isEmpty. Operand 5287 states and 6993 transitions. [2022-12-14 14:07:12,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 14:07:12,205 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:12,205 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] [2022-12-14 14:07:12,205 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-14 14:07:12,206 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:12,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:12,206 INFO L85 PathProgramCache]: Analyzing trace with hash 761702346, now seen corresponding path program 1 times [2022-12-14 14:07:12,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:12,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405340811] [2022-12-14 14:07:12,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:12,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:12,334 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 14:07:12,334 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:12,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405340811] [2022-12-14 14:07:12,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405340811] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:07:12,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:07:12,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:07:12,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864020155] [2022-12-14 14:07:12,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:07:12,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:07:12,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:07:12,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:07:12,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:07:12,336 INFO L87 Difference]: Start difference. First operand 5287 states and 6993 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) [2022-12-14 14:07:13,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:07:13,533 INFO L93 Difference]: Finished difference Result 5287 states and 6993 transitions. [2022-12-14 14:07:13,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:07:13,533 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 [2022-12-14 14:07:13,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:07:13,542 INFO L225 Difference]: With dead ends: 5287 [2022-12-14 14:07:13,542 INFO L226 Difference]: Without dead ends: 5285 [2022-12-14 14:07:13,543 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 14:07:13,544 INFO L413 NwaCegarLoop]: 943 mSDtfsCounter, 1042 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 14:07:13,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1044 Valid, 1886 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 14:07:13,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5285 states. [2022-12-14 14:07:14,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5285 to 5285. [2022-12-14 14:07:14,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5285 states, 2995 states have (on average 1.2030050083472454) internal successors, (3603), 3075 states have internal predecessors, (3603), 1683 states have call successors, (1683), 592 states have call predecessors, (1683), 587 states have return successors, (1704), 1650 states have call predecessors, (1704), 1681 states have call successors, (1704) [2022-12-14 14:07:14,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 5285 states and 6990 transitions. [2022-12-14 14:07:14,023 INFO L78 Accepts]: Start accepts. Automaton has 5285 states and 6990 transitions. Word has length 125 [2022-12-14 14:07:14,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:07:14,023 INFO L495 AbstractCegarLoop]: Abstraction has 5285 states and 6990 transitions. [2022-12-14 14:07:14,024 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) [2022-12-14 14:07:14,024 INFO L276 IsEmpty]: Start isEmpty. Operand 5285 states and 6990 transitions. [2022-12-14 14:07:14,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-12-14 14:07:14,024 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:07:14,025 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] [2022-12-14 14:07:14,025 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-12-14 14:07:14,025 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-12-14 14:07:14,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:07:14,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1752473625, now seen corresponding path program 1 times [2022-12-14 14:07:14,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:07:14,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794861047] [2022-12-14 14:07:14,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:14,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:07:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:14,880 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-12-14 14:07:14,880 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:07:14,880 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794861047] [2022-12-14 14:07:14,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794861047] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:07:14,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [490581959] [2022-12-14 14:07:14,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:07:14,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:07:14,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:07:14,882 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:07:14,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b54b8e8e-bd87-4ae9-9abe-4d78239cf757/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 14:07:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:07:15,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 40 conjunts are in the unsatisfiable core [2022-12-14 14:07:15,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:07:15,484 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 164 proven. 2 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2022-12-14 14:07:15,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:07:15,800 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-12-14 14:07:15,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [490581959] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:07:15,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1767155657] [2022-12-14 14:07:15,821 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2022-12-14 14:07:15,821 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:07:15,824 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:07:15,828 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:07:15,828 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:07:16,890 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 9 treesize of output 11 [2022-12-14 14:07:16,961 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 9 treesize of output 11 [2022-12-14 14:07:17,145 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 9 treesize of output 11 [2022-12-14 14:07:17,353 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 9 treesize of output 11 [2022-12-14 14:07:40,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:07:40,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 14:07:45,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,340 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:07:45,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,408 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-12-14 14:07:45,409 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 483 treesize of output 650 [2022-12-14 14:07:45,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-12-14 14:07:45,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:07:45,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:45,794 INFO L321 Elim1Store]: treesize reduction 48, result has 31.4 percent of original size [2022-12-14 14:07:45,795 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 491 treesize of output 646 [2022-12-14 14:07:46,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-12-14 14:07:46,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,191 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 14:07:46,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:07:46,292 INFO L321 Elim1Store]: treesize reduction 96, result has 41.1 percent of original size [2022-12-14 14:07:46,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 37 select indices, 37 select index equivalence classes, 136 disjoint index pairs (out of 666 index pairs), introduced 37 new quantified variables, introduced 6 case distinctions, treesize of input 321 treesize of output 441 [2022-12-14 14:07:46,503 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-12-14 14:07:47,209 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-12-14 14:08:03,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:03,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:04,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:04,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:05,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:05,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:05,892 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:05,893 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:06,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:06,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:06,601 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:06,602 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:10,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 14:08:10,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:10,722 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:11,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 5 treesize of output 3 [2022-12-14 14:08:11,626 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:14,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:08:14,386 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:15,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:08:16,031 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:18,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:08:18,841 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:20,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:08:20,528 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:08:21,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:08:21,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 14:08:22,599 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 14:08:22,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-12-14 14:08:45,638 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-12-14 14:08:53,050 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_linux_net_register_reset_error_counter with input of size 265 for LOIs [2022-12-14 14:08:53,153 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 188 for LOIs [2022-12-14 14:08:53,185 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_free with input of size 190 for LOIs [2022-12-14 14:08:53,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 14:08:53,284 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_filter_positive_int with input of size 263 for LOIs [2022-12-14 14:08:54,210 INFO L197 IcfgInterpreter]: Interpreting procedure unregister_blkdev with input of size 268 for LOIs [2022-12-14 14:08:54,321 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assert_linux_lib_idr__not_initialized with input of size 266 for LOIs [2022-12-14 14:08:54,623 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_linux_usb_register_reset_error_counter with input of size 264 for LOIs [2022-12-14 14:08:54,722 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 1420 for LOIs [2022-12-14 14:08:57,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-12-14 14:08:59,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-12-14 14:09:02,334 INFO L217 Elim1Store]: Index analysis took 113 ms [2022-12-14 14:09:27,884 WARN L233 SmtUtils]: Spent 25.52s on a formula simplification. DAG size of input: 1621 DAG size of output: 1327 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 14:09:27,887 INFO L321 Elim1Store]: treesize reduction 1470, result has 63.0 percent of original size [2022-12-14 14:09:27,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 149 select indices, 149 select index equivalence classes, 10879 disjoint index pairs (out of 11026 index pairs), introduced 150 new quantified variables, introduced 294 case distinctions, treesize of input 3362 treesize of output 5571 [2022-12-14 14:09:29,925 INFO L217 Elim1Store]: Index analysis took 1235 ms [2022-12-14 14:09:56,907 WARN L233 SmtUtils]: Spent 26.96s on a formula simplification. DAG size of input: 1329 DAG size of output: 885 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 14:09:56,910 INFO L321 Elim1Store]: treesize reduction 1764, result has 42.9 percent of original size [2022-12-14 14:09:56,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 147 select indices, 147 select index equivalence classes, 10732 disjoint index pairs (out of 10731 index pairs), introduced 148 new quantified variables, introduced 147 case distinctions, treesize of input 3063 treesize of output 4095 [2022-12-14 14:14:33,912 WARN L233 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 1420 DAG size of output: 1420 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-12-14 14:15:08,465 WARN L233 SmtUtils]: Spent 5.52s on a formula simplification. DAG size of input: 1422 DAG size of output: 1422 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-12-14 14:19:54,050 WARN L233 SmtUtils]: Spent 7.22s on a formula simplification. DAG size of input: 1450 DAG size of output: 1450 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)