./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 --- 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-b5237d8 [2022-11-22 01:48:09,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:48:09,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:48:09,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:48:09,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:48:09,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:48:09,265 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:48:09,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:48:09,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:48:09,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:48:09,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:48:09,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:48:09,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:48:09,275 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:48:09,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:48:09,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:48:09,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:48:09,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:48:09,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:48:09,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:48:09,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:48:09,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:48:09,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:48:09,291 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:48:09,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:48:09,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:48:09,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:48:09,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:48:09,297 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:48:09,298 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:48:09,299 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:48:09,300 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:48:09,301 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:48:09,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:48:09,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:48:09,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:48:09,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:48:09,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:48:09,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:48:09,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:48:09,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:48:09,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-22 01:48:09,331 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:48:09,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:48:09,332 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:48:09,333 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:48:09,333 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:48:09,334 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:48:09,334 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:48:09,334 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:48:09,334 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:48:09,335 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:48:09,335 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:48:09,335 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:48:09,335 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:48:09,336 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:48:09,336 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:48:09,336 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:48:09,336 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:48:09,337 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:48:09,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:48:09,338 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:48:09,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:48:09,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:48:09,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:48:09,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:48:09,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:48:09,339 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 01:48:09,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:48:09,340 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:48:09,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:48:09,340 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:48:09,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:48:09,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:48:09,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:48:09,341 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:48:09,341 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:48:09,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:48:09,342 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:48:09,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:48:09,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:48:09,343 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:48:09,343 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_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac352421032347d7bf5d3bf9ef59e7281826004c82f3c932b159f55f0c829686 [2022-11-22 01:48:09,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:48:09,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:48:09,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:48:09,637 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:48:09,641 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:48:09,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-11-22 01:48:12,770 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:48:13,640 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:48:13,641 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-11-22 01:48:13,691 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/data/c08cafc12/3d7d5a24bad84f42a544f68e961bc8d9/FLAGe6a14ab04 [2022-11-22 01:48:13,705 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/data/c08cafc12/3d7d5a24bad84f42a544f68e961bc8d9 [2022-11-22 01:48:13,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:48:13,709 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:48:13,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:48:13,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:48:13,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:48:13,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:48:13" (1/1) ... [2022-11-22 01:48:13,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10161159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:13, skipping insertion in model container [2022-11-22 01:48:13,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:48:13" (1/1) ... [2022-11-22 01:48:13,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:48:13,890 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:48:19,347 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486469,486482] [2022-11-22 01:48:19,348 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486614,486627] [2022-11-22 01:48:19,349 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486760,486773] [2022-11-22 01:48:19,349 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486925,486938] [2022-11-22 01:48:19,350 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2022-11-22 01:48:19,350 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2022-11-22 01:48:19,351 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2022-11-22 01:48:19,353 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2022-11-22 01:48:19,353 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2022-11-22 01:48:19,355 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2022-11-22 01:48:19,356 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2022-11-22 01:48:19,357 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2022-11-22 01:48:19,358 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2022-11-22 01:48:19,359 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2022-11-22 01:48:19,359 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2022-11-22 01:48:19,360 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2022-11-22 01:48:19,361 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2022-11-22 01:48:19,362 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2022-11-22 01:48:19,364 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2022-11-22 01:48:19,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2022-11-22 01:48:19,365 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2022-11-22 01:48:19,367 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2022-11-22 01:48:19,368 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2022-11-22 01:48:19,368 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2022-11-22 01:48:19,369 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2022-11-22 01:48:19,370 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2022-11-22 01:48:19,371 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2022-11-22 01:48:19,371 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2022-11-22 01:48:19,372 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2022-11-22 01:48:19,372 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2022-11-22 01:48:19,373 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2022-11-22 01:48:19,374 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2022-11-22 01:48:19,375 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2022-11-22 01:48:19,376 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2022-11-22 01:48:19,381 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2022-11-22 01:48:19,382 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2022-11-22 01:48:19,382 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2022-11-22 01:48:19,383 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2022-11-22 01:48:19,383 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2022-11-22 01:48:19,384 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2022-11-22 01:48:19,385 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2022-11-22 01:48:19,386 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2022-11-22 01:48:19,387 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2022-11-22 01:48:19,388 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2022-11-22 01:48:19,388 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2022-11-22 01:48:19,389 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2022-11-22 01:48:19,389 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2022-11-22 01:48:19,391 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2022-11-22 01:48:19,392 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2022-11-22 01:48:19,392 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2022-11-22 01:48:19,393 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2022-11-22 01:48:19,393 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2022-11-22 01:48:19,394 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2022-11-22 01:48:19,394 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2022-11-22 01:48:19,395 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2022-11-22 01:48:19,396 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2022-11-22 01:48:19,396 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2022-11-22 01:48:19,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2022-11-22 01:48:19,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2022-11-22 01:48:19,397 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2022-11-22 01:48:19,399 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2022-11-22 01:48:19,399 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2022-11-22 01:48:19,400 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2022-11-22 01:48:19,401 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2022-11-22 01:48:19,402 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2022-11-22 01:48:19,403 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2022-11-22 01:48:19,404 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2022-11-22 01:48:19,405 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2022-11-22 01:48:19,406 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2022-11-22 01:48:19,406 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2022-11-22 01:48:19,407 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2022-11-22 01:48:19,408 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2022-11-22 01:48:19,408 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2022-11-22 01:48:19,409 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2022-11-22 01:48:19,409 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2022-11-22 01:48:19,410 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2022-11-22 01:48:19,410 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2022-11-22 01:48:19,411 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2022-11-22 01:48:19,411 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2022-11-22 01:48:19,412 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2022-11-22 01:48:19,412 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2022-11-22 01:48:19,413 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2022-11-22 01:48:19,414 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2022-11-22 01:48:19,415 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2022-11-22 01:48:19,415 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2022-11-22 01:48:19,416 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2022-11-22 01:48:19,416 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2022-11-22 01:48:19,417 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2022-11-22 01:48:19,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:48:19,508 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:48:20,205 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486469,486482] [2022-11-22 01:48:20,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486614,486627] [2022-11-22 01:48:20,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486760,486773] [2022-11-22 01:48:20,206 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[486925,486938] [2022-11-22 01:48:20,207 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487083,487096] [2022-11-22 01:48:20,207 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487241,487254] [2022-11-22 01:48:20,207 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487399,487412] [2022-11-22 01:48:20,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487559,487572] [2022-11-22 01:48:20,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487718,487731] [2022-11-22 01:48:20,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487857,487870] [2022-11-22 01:48:20,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[487999,488012] [2022-11-22 01:48:20,209 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488148,488161] [2022-11-22 01:48:20,210 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488287,488300] [2022-11-22 01:48:20,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488442,488455] [2022-11-22 01:48:20,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488602,488615] [2022-11-22 01:48:20,211 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488753,488766] [2022-11-22 01:48:20,212 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[488904,488917] [2022-11-22 01:48:20,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489056,489069] [2022-11-22 01:48:20,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489205,489218] [2022-11-22 01:48:20,213 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489353,489366] [2022-11-22 01:48:20,214 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489510,489523] [2022-11-22 01:48:20,214 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489659,489672] [2022-11-22 01:48:20,215 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489815,489828] [2022-11-22 01:48:20,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[489968,489981] [2022-11-22 01:48:20,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490114,490127] [2022-11-22 01:48:20,216 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490257,490270] [2022-11-22 01:48:20,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490409,490422] [2022-11-22 01:48:20,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490555,490568] [2022-11-22 01:48:20,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490700,490713] [2022-11-22 01:48:20,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[490854,490867] [2022-11-22 01:48:20,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491005,491018] [2022-11-22 01:48:20,219 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491160,491173] [2022-11-22 01:48:20,220 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491312,491325] [2022-11-22 01:48:20,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491467,491480] [2022-11-22 01:48:20,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491631,491644] [2022-11-22 01:48:20,221 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491787,491800] [2022-11-22 01:48:20,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[491951,491964] [2022-11-22 01:48:20,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492093,492106] [2022-11-22 01:48:20,222 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492251,492264] [2022-11-22 01:48:20,223 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492418,492431] [2022-11-22 01:48:20,224 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492577,492590] [2022-11-22 01:48:20,224 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492736,492749] [2022-11-22 01:48:20,224 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[492885,492898] [2022-11-22 01:48:20,225 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493032,493045] [2022-11-22 01:48:20,225 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493171,493184] [2022-11-22 01:48:20,226 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493334,493347] [2022-11-22 01:48:20,226 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493500,493513] [2022-11-22 01:48:20,226 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493664,493677] [2022-11-22 01:48:20,227 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493829,493842] [2022-11-22 01:48:20,227 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[493994,494007] [2022-11-22 01:48:20,228 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494160,494173] [2022-11-22 01:48:20,228 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494325,494338] [2022-11-22 01:48:20,229 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494492,494505] [2022-11-22 01:48:20,230 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494652,494665] [2022-11-22 01:48:20,233 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494814,494827] [2022-11-22 01:48:20,234 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[494973,494986] [2022-11-22 01:48:20,235 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495119,495132] [2022-11-22 01:48:20,235 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495262,495275] [2022-11-22 01:48:20,236 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495406,495419] [2022-11-22 01:48:20,236 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495549,495562] [2022-11-22 01:48:20,237 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495693,495706] [2022-11-22 01:48:20,238 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495834,495847] [2022-11-22 01:48:20,238 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[495972,495985] [2022-11-22 01:48:20,244 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496130,496143] [2022-11-22 01:48:20,247 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496289,496302] [2022-11-22 01:48:20,250 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496445,496458] [2022-11-22 01:48:20,250 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496594,496607] [2022-11-22 01:48:20,251 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496746,496759] [2022-11-22 01:48:20,251 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[496897,496910] [2022-11-22 01:48:20,252 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497046,497059] [2022-11-22 01:48:20,252 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497198,497211] [2022-11-22 01:48:20,252 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497346,497359] [2022-11-22 01:48:20,253 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497499,497512] [2022-11-22 01:48:20,253 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497650,497663] [2022-11-22 01:48:20,253 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497800,497813] [2022-11-22 01:48:20,254 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[497947,497960] [2022-11-22 01:48:20,254 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498098,498111] [2022-11-22 01:48:20,254 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498249,498262] [2022-11-22 01:48:20,255 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498397,498410] [2022-11-22 01:48:20,255 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498563,498576] [2022-11-22 01:48:20,255 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498732,498745] [2022-11-22 01:48:20,256 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[498899,498912] [2022-11-22 01:48:20,256 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499067,499080] [2022-11-22 01:48:20,256 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499217,499230] [2022-11-22 01:48:20,257 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499364,499377] [2022-11-22 01:48:20,257 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499525,499538] [2022-11-22 01:48:20,257 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499695,499708] [2022-11-22 01:48:20,258 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i[499857,499870] [2022-11-22 01:48:20,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:48:20,594 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:48:20,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20 WrapperNode [2022-11-22 01:48:20,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:48:20,596 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:48:20,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:48:20,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:48:20,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:20,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,072 INFO L138 Inliner]: procedures = 746, calls = 3640, calls flagged for inlining = 396, calls inlined = 313, statements flattened = 8884 [2022-11-22 01:48:21,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:48:21,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:48:21,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:48:21,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:48:21,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,150 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,409 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,476 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:48:21,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:48:21,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:48:21,541 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:48:21,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (1/1) ... [2022-11-22 01:48:21,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:48:21,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:48:21,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:48:21,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:48:21,629 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-22 01:48:21,629 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-22 01:48:21,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-22 01:48:21,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-22 01:48:21,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_97 [2022-11-22 01:48:21,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_97 [2022-11-22 01:48:21,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 01:48:21,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-22 01:48:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_info [2022-11-22 01:48:21,631 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_info [2022-11-22 01:48:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure mega_adapinq [2022-11-22 01:48:21,631 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_adapinq [2022-11-22 01:48:21,631 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-11-22 01:48:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-11-22 01:48:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-11-22 01:48:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-11-22 01:48:21,632 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_inquiry [2022-11-22 01:48:21,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_inquiry [2022-11-22 01:48:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2022-11-22 01:48:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2022-11-22 01:48:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 01:48:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 01:48:21,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 01:48:21,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-22 01:48:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 01:48:21,634 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 01:48:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure mega_build_sglist [2022-11-22 01:48:21,634 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_build_sglist [2022-11-22 01:48:21,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 01:48:21,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 01:48:21,635 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 01:48:21,635 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 01:48:21,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-22 01:48:21,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-22 01:48:21,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 01:48:21,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-22 01:48:21,636 INFO L130 BoogieDeclarations]: Found specification of procedure megadev_unlocked_ioctl [2022-11-22 01:48:21,636 INFO L138 BoogieDeclarations]: Found implementation of procedure megadev_unlocked_ioctl [2022-11-22 01:48:21,636 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-22 01:48:21,637 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_scb [2022-11-22 01:48:21,637 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_scb [2022-11-22 01:48:21,637 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 01:48:21,637 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 01:48:21,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 01:48:21,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 01:48:21,638 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-11-22 01:48:21,638 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-11-22 01:48:21,638 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort_and_reset [2022-11-22 01:48:21,638 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort_and_reset [2022-11-22 01:48:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 01:48:21,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 01:48:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-22 01:48:21,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-22 01:48:21,639 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 01:48:21,639 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 01:48:21,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:48:21,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-22 01:48:21,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-22 01:48:21,640 INFO L130 BoogieDeclarations]: Found specification of procedure issue_scb_block [2022-11-22 01:48:21,640 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_scb_block [2022-11-22 01:48:21,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 01:48:21,642 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 01:48:21,646 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 01:48:21,646 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 01:48:21,646 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 01:48:21,646 INFO L130 BoogieDeclarations]: Found specification of procedure mega_free_sgl [2022-11-22 01:48:21,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_free_sgl [2022-11-22 01:48:21,647 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-11-22 01:48:21,647 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-11-22 01:48:21,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 01:48:21,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-22 01:48:21,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-22 01:48:21,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 01:48:21,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 01:48:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 01:48:21,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-22 01:48:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:48:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 01:48:21,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-22 01:48:21,650 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 01:48:21,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 01:48:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-22 01:48:21,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-22 01:48:21,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 01:48:21,651 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 01:48:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 01:48:21,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-22 01:48:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 01:48:21,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 01:48:21,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 01:48:21,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 01:48:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-22 01:48:21,653 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-22 01:48:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure mega_runpendq [2022-11-22 01:48:21,653 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_runpendq [2022-11-22 01:48:21,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-22 01:48:21,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-11-22 01:48:21,654 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-22 01:48:21,654 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-22 01:48:21,654 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-22 01:48:21,654 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-22 01:48:21,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 01:48:21,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-22 01:48:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 01:48:21,655 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 01:48:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-22 01:48:21,656 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-22 01:48:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 01:48:21,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-22 01:48:21,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-11-22 01:48:21,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-11-22 01:48:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-11-22 01:48:21,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_int_mtx_of_NOT_ARG_SIGN [2022-11-22 01:48:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:48:21,657 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2022-11-22 01:48:21,657 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2022-11-22 01:48:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-22 01:48:21,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-11-22 01:48:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-22 01:48:21,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-22 01:48:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:48:21,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-11-22 01:48:21,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_NOT_ARG_SIGN [2022-11-22 01:48:21,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 01:48:21,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 01:48:21,659 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 01:48:21,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 01:48:21,659 INFO L130 BoogieDeclarations]: Found specification of procedure mega_n_to_m [2022-11-22 01:48:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_n_to_m [2022-11-22 01:48:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:48:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 01:48:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:48:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 01:48:21,660 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-22 01:48:21,660 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-22 01:48:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure mega_internal_command [2022-11-22 01:48:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_internal_command [2022-11-22 01:48:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-22 01:48:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-22 01:48:21,661 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:48:21,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 01:48:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_shutdown [2022-11-22 01:48:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_shutdown [2022-11-22 01:48:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-22 01:48:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-22 01:48:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 01:48:21,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-22 01:48:21,662 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2022-11-22 01:48:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2022-11-22 01:48:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 01:48:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 01:48:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_rdrv [2022-11-22 01:48:21,663 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_rdrv [2022-11-22 01:48:21,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:48:21,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:48:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 01:48:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 01:48:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 01:48:21,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 01:48:21,664 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_inquiry [2022-11-22 01:48:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_inquiry [2022-11-22 01:48:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure free_local_pdev [2022-11-22 01:48:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure free_local_pdev [2022-11-22 01:48:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 01:48:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 01:48:21,665 INFO L130 BoogieDeclarations]: Found specification of procedure proc_show_pdrv [2022-11-22 01:48:21,665 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_show_pdrv [2022-11-22 01:48:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-22 01:48:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-22 01:48:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2022-11-22 01:48:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2022-11-22 01:48:21,666 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-22 01:48:21,666 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-22 01:48:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-22 01:48:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_NOT_ARG_SIGN [2022-11-22 01:48:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure __megaraid_shutdown [2022-11-22 01:48:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __megaraid_shutdown [2022-11-22 01:48:21,667 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-22 01:48:21,667 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-22 01:48:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 01:48:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 01:48:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-22 01:48:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-22 01:48:21,668 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-11-22 01:48:21,668 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-11-22 01:48:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 01:48:21,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 01:48:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-22 01:48:21,669 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-22 01:48:21,669 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-22 01:48:21,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-22 01:48:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 01:48:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-22 01:48:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:48:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_reset [2022-11-22 01:48:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_reset [2022-11-22 01:48:21,670 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-22 01:48:21,670 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-22 01:48:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 01:48:21,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-22 01:48:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:48:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_queue [2022-11-22 01:48:21,671 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_queue [2022-11-22 01:48:21,671 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_biosparam [2022-11-22 01:48:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_biosparam [2022-11-22 01:48:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_remove_one [2022-11-22 01:48:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_remove_one [2022-11-22 01:48:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 01:48:21,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 01:48:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:48:21,672 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-22 01:48:21,673 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-22 01:48:21,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:48:21,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-22 01:48:21,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 01:48:21,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 01:48:21,673 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 01:48:21,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-22 01:48:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-22 01:48:21,674 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-22 01:48:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 01:48:21,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 01:48:21,674 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 01:48:21,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 01:48:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure seq_write [2022-11-22 01:48:21,675 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_write [2022-11-22 01:48:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure mega_allocate_scb [2022-11-22 01:48:21,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_allocate_scb [2022-11-22 01:48:21,675 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-22 01:48:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-22 01:48:21,676 INFO L130 BoogieDeclarations]: Found specification of procedure make_local_pdev [2022-11-22 01:48:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure make_local_pdev [2022-11-22 01:48:21,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 01:48:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-22 01:48:21,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 01:48:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-22 01:48:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 01:48:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-22 01:48:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 01:48:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-22 01:48:21,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 01:48:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-22 01:48:21,678 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-22 01:48:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-22 01:48:21,678 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 01:48:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 01:48:21,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 01:48:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-22 01:48:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:48:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 01:48:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-22 01:48:21,679 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-22 01:48:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-22 01:48:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 01:48:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 01:48:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:48:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-22 01:48:21,680 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 01:48:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-22 01:48:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-22 01:48:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-22 01:48:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure mega_rundoneq [2022-11-22 01:48:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_rundoneq [2022-11-22 01:48:21,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 01:48:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 01:48:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 01:48:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-22 01:48:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 01:48:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 01:48:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:48:21,682 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-22 01:48:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-22 01:48:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-22 01:48:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-11-22 01:48:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-11-22 01:48:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_megadev_mutex [2022-11-22 01:48:21,683 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_abort [2022-11-22 01:48:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_abort [2022-11-22 01:48:21,684 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-11-22 01:48:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-11-22 01:48:23,015 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:48:23,032 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:48:23,526 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 01:48:26,346 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##180: mega_build_cmd_#res#1.base, mega_build_cmd_#res#1.offset := 0, 0;call ULTIMATE.dealloc(mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset);havoc mega_build_cmd_~#seg~0#1.base, mega_build_cmd_~#seg~0#1.offset; [2022-11-22 01:48:30,534 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:48:32,878 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:48:32,879 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-22 01:48:32,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:48:32 BoogieIcfgContainer [2022-11-22 01:48:32,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:48:32,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:48:32,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:48:32,891 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:48:32,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:48:13" (1/3) ... [2022-11-22 01:48:32,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1efd6e19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:48:32, skipping insertion in model container [2022-11-22 01:48:32,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:48:20" (2/3) ... [2022-11-22 01:48:32,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1efd6e19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:48:32, skipping insertion in model container [2022-11-22 01:48:32,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:48:32" (3/3) ... [2022-11-22 01:48:32,897 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--megaraid.ko.cil.i [2022-11-22 01:48:32,918 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:48:32,919 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 110 error locations. [2022-11-22 01:48:33,043 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:48:33,052 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;@54617bb6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:48:33,052 INFO L358 AbstractCegarLoop]: Starting to check reachability of 110 error locations. [2022-11-22 01:48:33,067 INFO L276 IsEmpty]: Start isEmpty. Operand has 2262 states, 1296 states have (on average 1.3572530864197532) internal successors, (1759), 1463 states have internal predecessors, (1759), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) [2022-11-22 01:48:33,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-22 01:48:33,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:48:33,104 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:48:33,105 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:48:33,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:48:33,113 INFO L85 PathProgramCache]: Analyzing trace with hash 988968074, now seen corresponding path program 1 times [2022-11-22 01:48:33,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:48:33,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650181179] [2022-11-22 01:48:33,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:48:33,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:48:33,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:48:34,423 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2022-11-22 01:48:34,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:48:34,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650181179] [2022-11-22 01:48:34,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650181179] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:48:34,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:48:34,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 01:48:34,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942096415] [2022-11-22 01:48:34,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:48:34,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:48:34,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:48:34,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:48:34,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:48:34,503 INFO L87 Difference]: Start difference. First operand has 2262 states, 1296 states have (on average 1.3572530864197532) internal successors, (1759), 1463 states have internal predecessors, (1759), 725 states have call successors, (725), 131 states have call predecessors, (725), 130 states have return successors, (718), 708 states have call predecessors, (718), 718 states have call successors, (718) Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 01:48:36,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:38,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:42,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:48:42,117 INFO L93 Difference]: Finished difference Result 6609 states and 9500 transitions. [2022-11-22 01:48:42,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:48:42,120 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 124 [2022-11-22 01:48:42,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:48:42,160 INFO L225 Difference]: With dead ends: 6609 [2022-11-22 01:48:42,160 INFO L226 Difference]: Without dead ends: 4228 [2022-11-22 01:48:42,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:48:42,181 INFO L413 NwaCegarLoop]: 4452 mSDtfsCounter, 3132 mSDsluCounter, 2703 mSDsCounter, 0 mSdLazyCounter, 875 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3132 SdHoareTripleChecker+Valid, 7155 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 875 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:48:42,181 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3132 Valid, 7155 Invalid, 883 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 875 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2022-11-22 01:48:42,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4228 states. [2022-11-22 01:48:42,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4228 to 4140. [2022-11-22 01:48:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4140 states, 2503 states have (on average 1.341989612465042) internal successors, (3359), 2695 states have internal predecessors, (3359), 1326 states have call successors, (1326), 219 states have call predecessors, (1326), 219 states have return successors, (1326), 1306 states have call predecessors, (1326), 1326 states have call successors, (1326) [2022-11-22 01:48:42,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 6011 transitions. [2022-11-22 01:48:42,548 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 6011 transitions. Word has length 124 [2022-11-22 01:48:42,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:48:42,550 INFO L495 AbstractCegarLoop]: Abstraction has 4140 states and 6011 transitions. [2022-11-22 01:48:42,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 01:48:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 6011 transitions. [2022-11-22 01:48:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-22 01:48:42,569 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:48:42,570 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:48:42,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 01:48:42,570 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:48:42,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:48:42,571 INFO L85 PathProgramCache]: Analyzing trace with hash 424464247, now seen corresponding path program 1 times [2022-11-22 01:48:42,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:48:42,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605558099] [2022-11-22 01:48:42,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:48:42,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:48:42,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:48:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-22 01:48:43,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:48:43,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605558099] [2022-11-22 01:48:43,630 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605558099] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:48:43,631 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:48:43,631 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:48:43,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520808515] [2022-11-22 01:48:43,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:48:43,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:48:43,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:48:43,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:48:43,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:48:43,634 INFO L87 Difference]: Start difference. First operand 4140 states and 6011 transitions. Second operand has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-22 01:48:45,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:47,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:51,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:48:59,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:48:59,123 INFO L93 Difference]: Finished difference Result 6337 states and 9010 transitions. [2022-11-22 01:48:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:48:59,124 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 149 [2022-11-22 01:48:59,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:48:59,169 INFO L225 Difference]: With dead ends: 6337 [2022-11-22 01:48:59,169 INFO L226 Difference]: Without dead ends: 6335 [2022-11-22 01:48:59,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:48:59,175 INFO L413 NwaCegarLoop]: 4970 mSDtfsCounter, 6777 mSDsluCounter, 4002 mSDsCounter, 0 mSdLazyCounter, 2502 mSolverCounterSat, 1052 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6777 SdHoareTripleChecker+Valid, 8972 SdHoareTripleChecker+Invalid, 3556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1052 IncrementalHoareTripleChecker+Valid, 2502 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2022-11-22 01:48:59,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6777 Valid, 8972 Invalid, 3556 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1052 Valid, 2502 Invalid, 2 Unknown, 0 Unchecked, 14.9s Time] [2022-11-22 01:48:59,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6335 states. [2022-11-22 01:48:59,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6335 to 6158. [2022-11-22 01:48:59,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6158 states, 3751 states have (on average 1.3420421221007732) internal successors, (5034), 3993 states have internal predecessors, (5034), 1986 states have call successors, (1986), 329 states have call predecessors, (1986), 329 states have return successors, (1986), 1956 states have call predecessors, (1986), 1986 states have call successors, (1986) [2022-11-22 01:48:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6158 states to 6158 states and 9006 transitions. [2022-11-22 01:48:59,594 INFO L78 Accepts]: Start accepts. Automaton has 6158 states and 9006 transitions. Word has length 149 [2022-11-22 01:48:59,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:48:59,595 INFO L495 AbstractCegarLoop]: Abstraction has 6158 states and 9006 transitions. [2022-11-22 01:48:59,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 16.666666666666668) internal successors, (50), 4 states have internal predecessors, (50), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-22 01:48:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 6158 states and 9006 transitions. [2022-11-22 01:48:59,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-22 01:48:59,599 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:48:59,599 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 7, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:48:59,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 01:48:59,600 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_arch_io_io_mem_unmapErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:48:59,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:48:59,601 INFO L85 PathProgramCache]: Analyzing trace with hash 273490733, now seen corresponding path program 1 times [2022-11-22 01:48:59,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:48:59,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710385765] [2022-11-22 01:48:59,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:48:59,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:48:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-22 01:49:00,497 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:49:00,497 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710385765] [2022-11-22 01:49:00,497 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710385765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:49:00,497 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:49:00,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 01:49:00,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656522022] [2022-11-22 01:49:00,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:49:00,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:49:00,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:49:00,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:49:00,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:49:00,500 INFO L87 Difference]: Start difference. First operand 6158 states and 9006 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-22 01:49:03,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:05,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:09,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:11,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:17,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:49:17,024 INFO L93 Difference]: Finished difference Result 11403 states and 16617 transitions. [2022-11-22 01:49:17,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:49:17,028 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 150 [2022-11-22 01:49:17,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:49:17,106 INFO L225 Difference]: With dead ends: 11403 [2022-11-22 01:49:17,106 INFO L226 Difference]: Without dead ends: 11401 [2022-11-22 01:49:17,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:49:17,117 INFO L413 NwaCegarLoop]: 5789 mSDtfsCounter, 4541 mSDsluCounter, 6335 mSDsCounter, 0 mSdLazyCounter, 3756 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4541 SdHoareTripleChecker+Valid, 12124 SdHoareTripleChecker+Invalid, 3764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 3756 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:49:17,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4541 Valid, 12124 Invalid, 3764 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 3756 Invalid, 4 Unknown, 0 Unchecked, 16.0s Time] [2022-11-22 01:49:17,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11401 states. [2022-11-22 01:49:17,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11401 to 11284. [2022-11-22 01:49:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11284 states, 6884 states have (on average 1.334834398605462) internal successors, (9189), 7261 states have internal predecessors, (9189), 3677 states have call successors, (3677), 632 states have call predecessors, (3677), 632 states have return successors, (3737), 3622 states have call predecessors, (3737), 3677 states have call successors, (3737) [2022-11-22 01:49:17,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11284 states to 11284 states and 16603 transitions. [2022-11-22 01:49:17,799 INFO L78 Accepts]: Start accepts. Automaton has 11284 states and 16603 transitions. Word has length 150 [2022-11-22 01:49:17,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:49:17,800 INFO L495 AbstractCegarLoop]: Abstraction has 11284 states and 16603 transitions. [2022-11-22 01:49:17,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-11-22 01:49:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 11284 states and 16603 transitions. [2022-11-22 01:49:17,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-11-22 01:49:17,805 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:49:17,805 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:49:17,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 01:49:17,806 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting issue_scb_blockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:49:17,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:49:17,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1189417354, now seen corresponding path program 1 times [2022-11-22 01:49:17,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:49:17,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012275465] [2022-11-22 01:49:17,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:17,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:49:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:18,275 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-22 01:49:18,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:49:18,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012275465] [2022-11-22 01:49:18,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012275465] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:49:18,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:49:18,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 01:49:18,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123088192] [2022-11-22 01:49:18,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:49:18,277 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:49:18,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:49:18,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:49:18,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:49:18,278 INFO L87 Difference]: Start difference. First operand 11284 states and 16603 transitions. Second operand has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-22 01:49:21,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:23,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:49:23,166 INFO L93 Difference]: Finished difference Result 22878 states and 34052 transitions. [2022-11-22 01:49:23,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:49:23,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 169 [2022-11-22 01:49:23,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:49:23,231 INFO L225 Difference]: With dead ends: 22878 [2022-11-22 01:49:23,231 INFO L226 Difference]: Without dead ends: 11614 [2022-11-22 01:49:23,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:49:23,290 INFO L413 NwaCegarLoop]: 2774 mSDtfsCounter, 44 mSDsluCounter, 2716 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 5490 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:49:23,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 5490 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 676 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2022-11-22 01:49:23,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11614 states. [2022-11-22 01:49:23,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11614 to 11320. [2022-11-22 01:49:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11320 states, 6914 states have (on average 1.334249349146659) internal successors, (9225), 7291 states have internal predecessors, (9225), 3683 states have call successors, (3683), 632 states have call predecessors, (3683), 632 states have return successors, (3743), 3628 states have call predecessors, (3743), 3683 states have call successors, (3743) [2022-11-22 01:49:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11320 states to 11320 states and 16651 transitions. [2022-11-22 01:49:23,859 INFO L78 Accepts]: Start accepts. Automaton has 11320 states and 16651 transitions. Word has length 169 [2022-11-22 01:49:23,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:49:23,863 INFO L495 AbstractCegarLoop]: Abstraction has 11320 states and 16651 transitions. [2022-11-22 01:49:23,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.0) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-22 01:49:23,864 INFO L276 IsEmpty]: Start isEmpty. Operand 11320 states and 16651 transitions. [2022-11-22 01:49:23,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-22 01:49:23,870 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:49:23,870 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:49:23,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 01:49:23,871 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting issue_scb_blockErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:49:23,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:49:23,871 INFO L85 PathProgramCache]: Analyzing trace with hash -963403901, now seen corresponding path program 1 times [2022-11-22 01:49:23,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:49:23,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599127152] [2022-11-22 01:49:23,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:23,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:49:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:24,266 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-22 01:49:24,267 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:49:24,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599127152] [2022-11-22 01:49:24,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599127152] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:49:24,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:49:24,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 01:49:24,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969635659] [2022-11-22 01:49:24,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:49:24,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:49:24,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:49:24,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:49:24,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:49:24,270 INFO L87 Difference]: Start difference. First operand 11320 states and 16651 transitions. Second operand has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-22 01:49:26,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:28,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:30,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:49:30,009 INFO L93 Difference]: Finished difference Result 11614 states and 17157 transitions. [2022-11-22 01:49:30,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:49:30,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 177 [2022-11-22 01:49:30,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:49:30,080 INFO L225 Difference]: With dead ends: 11614 [2022-11-22 01:49:30,081 INFO L226 Difference]: Without dead ends: 11613 [2022-11-22 01:49:30,089 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 01:49:30,090 INFO L413 NwaCegarLoop]: 2774 mSDtfsCounter, 45 mSDsluCounter, 2714 mSDsCounter, 0 mSdLazyCounter, 672 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 5488 SdHoareTripleChecker+Invalid, 674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 672 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:49:30,090 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 5488 Invalid, 674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 672 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2022-11-22 01:49:30,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11613 states. [2022-11-22 01:49:30,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11613 to 11319. [2022-11-22 01:49:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11319 states, 6914 states have (on average 1.3333815446919295) internal successors, (9219), 7290 states have internal predecessors, (9219), 3683 states have call successors, (3683), 632 states have call predecessors, (3683), 632 states have return successors, (3743), 3628 states have call predecessors, (3743), 3683 states have call successors, (3743) [2022-11-22 01:49:30,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11319 states to 11319 states and 16645 transitions. [2022-11-22 01:49:30,731 INFO L78 Accepts]: Start accepts. Automaton has 11319 states and 16645 transitions. Word has length 177 [2022-11-22 01:49:30,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:49:30,732 INFO L495 AbstractCegarLoop]: Abstraction has 11319 states and 16645 transitions. [2022-11-22 01:49:30,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 33.5) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-11-22 01:49:30,733 INFO L276 IsEmpty]: Start isEmpty. Operand 11319 states and 16645 transitions. [2022-11-22 01:49:30,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-22 01:49:30,737 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:49:30,738 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:49:30,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 01:49:30,738 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting issue_scb_blockErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:49:30,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:49:30,739 INFO L85 PathProgramCache]: Analyzing trace with hash 199253418, now seen corresponding path program 1 times [2022-11-22 01:49:30,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:49:30,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809749534] [2022-11-22 01:49:30,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:30,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:49:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-22 01:49:31,228 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:49:31,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809749534] [2022-11-22 01:49:31,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809749534] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:49:31,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879199767] [2022-11-22 01:49:31,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:31,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:49:31,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:49:31,236 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:49:31,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:49:32,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:32,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 3627 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-22 01:49:32,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:49:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-22 01:49:32,983 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:49:32,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879199767] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:49:32,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:49:32,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2022-11-22 01:49:32,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175721194] [2022-11-22 01:49:32,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:49:32,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:49:32,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:49:32,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:49:32,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:49:32,986 INFO L87 Difference]: Start difference. First operand 11319 states and 16645 transitions. Second operand has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-22 01:49:35,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:38,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:49:38,803 INFO L93 Difference]: Finished difference Result 11901 states and 17651 transitions. [2022-11-22 01:49:38,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:49:38,803 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 178 [2022-11-22 01:49:38,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:49:38,865 INFO L225 Difference]: With dead ends: 11901 [2022-11-22 01:49:38,866 INFO L226 Difference]: Without dead ends: 11900 [2022-11-22 01:49:38,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:49:38,876 INFO L413 NwaCegarLoop]: 2860 mSDtfsCounter, 87 mSDsluCounter, 5524 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 8384 SdHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:49:38,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 8384 Invalid, 1032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1030 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2022-11-22 01:49:38,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11900 states. [2022-11-22 01:49:39,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11900 to 11288. [2022-11-22 01:49:39,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11288 states, 6890 states have (on average 1.332801161103048) internal successors, (9183), 7265 states have internal predecessors, (9183), 3677 states have call successors, (3677), 632 states have call predecessors, (3677), 632 states have return successors, (3737), 3622 states have call predecessors, (3737), 3677 states have call successors, (3737) [2022-11-22 01:49:39,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11288 states to 11288 states and 16597 transitions. [2022-11-22 01:49:39,507 INFO L78 Accepts]: Start accepts. Automaton has 11288 states and 16597 transitions. Word has length 178 [2022-11-22 01:49:39,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:49:39,508 INFO L495 AbstractCegarLoop]: Abstraction has 11288 states and 16597 transitions. [2022-11-22 01:49:39,508 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.666666666666668) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-11-22 01:49:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 11288 states and 16597 transitions. [2022-11-22 01:49:39,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-11-22 01:49:39,516 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:49:39,517 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:49:39,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-22 01:49:39,736 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:49:39,737 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __megaraid_shutdownErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:49:39,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:49:39,737 INFO L85 PathProgramCache]: Analyzing trace with hash -34189545, now seen corresponding path program 1 times [2022-11-22 01:49:39,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:49:39,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746346434] [2022-11-22 01:49:39,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:39,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:49:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:40,324 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2022-11-22 01:49:40,324 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:49:40,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746346434] [2022-11-22 01:49:40,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746346434] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:49:40,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1197746594] [2022-11-22 01:49:40,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:40,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:49:40,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:49:40,326 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:49:40,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 01:49:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:42,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 3708 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 01:49:42,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:49:42,243 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-22 01:49:42,244 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:49:42,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1197746594] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:49:42,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:49:42,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-11-22 01:49:42,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232965187] [2022-11-22 01:49:42,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:49:42,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:49:42,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:49:42,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:49:42,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:49:42,248 INFO L87 Difference]: Start difference. First operand 11288 states and 16597 transitions. Second operand has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-22 01:49:44,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:46,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:49:46,381 INFO L93 Difference]: Finished difference Result 22561 states and 33418 transitions. [2022-11-22 01:49:46,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:49:46,381 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 196 [2022-11-22 01:49:46,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:49:46,453 INFO L225 Difference]: With dead ends: 22561 [2022-11-22 01:49:46,453 INFO L226 Difference]: Without dead ends: 11293 [2022-11-22 01:49:46,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:49:46,528 INFO L413 NwaCegarLoop]: 2689 mSDtfsCounter, 3 mSDsluCounter, 2684 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 5373 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:49:46,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 5373 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-11-22 01:49:46,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11293 states. [2022-11-22 01:49:47,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11293 to 11293. [2022-11-22 01:49:47,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11293 states, 6896 states have (on average 1.3316415313225058) internal successors, (9183), 7270 states have internal predecessors, (9183), 3677 states have call successors, (3677), 632 states have call predecessors, (3677), 632 states have return successors, (3737), 3622 states have call predecessors, (3737), 3677 states have call successors, (3737) [2022-11-22 01:49:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11293 states to 11293 states and 16597 transitions. [2022-11-22 01:49:47,199 INFO L78 Accepts]: Start accepts. Automaton has 11293 states and 16597 transitions. Word has length 196 [2022-11-22 01:49:47,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:49:47,200 INFO L495 AbstractCegarLoop]: Abstraction has 11293 states and 16597 transitions. [2022-11-22 01:49:47,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 35.5) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-22 01:49:47,200 INFO L276 IsEmpty]: Start isEmpty. Operand 11293 states and 16597 transitions. [2022-11-22 01:49:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-22 01:49:47,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:49:47,209 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:49:47,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 01:49:47,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-22 01:49:47,426 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __megaraid_shutdownErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:49:47,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:49:47,426 INFO L85 PathProgramCache]: Analyzing trace with hash -1059874985, now seen corresponding path program 1 times [2022-11-22 01:49:47,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:49:47,427 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183346286] [2022-11-22 01:49:47,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:47,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:49:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:48,079 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2022-11-22 01:49:48,079 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:49:48,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183346286] [2022-11-22 01:49:48,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183346286] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:49:48,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783955298] [2022-11-22 01:49:48,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:48,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:49:48,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:49:48,082 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:49:48,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 01:49:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:50,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 3709 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 01:49:50,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:49:50,152 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-22 01:49:50,153 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:49:50,153 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783955298] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:49:50,153 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:49:50,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-11-22 01:49:50,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211309304] [2022-11-22 01:49:50,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:49:50,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 01:49:50,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:49:50,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 01:49:50,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:49:50,156 INFO L87 Difference]: Start difference. First operand 11293 states and 16597 transitions. Second operand has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-22 01:49:52,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:54,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:49:56,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:49:56,213 INFO L93 Difference]: Finished difference Result 11293 states and 16597 transitions. [2022-11-22 01:49:56,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 01:49:56,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 197 [2022-11-22 01:49:56,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:49:56,275 INFO L225 Difference]: With dead ends: 11293 [2022-11-22 01:49:56,275 INFO L226 Difference]: Without dead ends: 11292 [2022-11-22 01:49:56,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:49:56,286 INFO L413 NwaCegarLoop]: 2689 mSDtfsCounter, 2 mSDsluCounter, 2684 mSDsCounter, 0 mSdLazyCounter, 668 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 5373 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-22 01:49:56,287 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 5373 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 668 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-11-22 01:49:56,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11292 states. [2022-11-22 01:49:56,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11292 to 11292. [2022-11-22 01:49:56,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11292 states, 6896 states have (on average 1.3307714617169373) internal successors, (9177), 7269 states have internal predecessors, (9177), 3677 states have call successors, (3677), 632 states have call predecessors, (3677), 632 states have return successors, (3737), 3622 states have call predecessors, (3737), 3677 states have call successors, (3737) [2022-11-22 01:49:56,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11292 states to 11292 states and 16591 transitions. [2022-11-22 01:49:56,941 INFO L78 Accepts]: Start accepts. Automaton has 11292 states and 16591 transitions. Word has length 197 [2022-11-22 01:49:56,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:49:56,944 INFO L495 AbstractCegarLoop]: Abstraction has 11292 states and 16591 transitions. [2022-11-22 01:49:56,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-11-22 01:49:56,944 INFO L276 IsEmpty]: Start isEmpty. Operand 11292 states and 16591 transitions. [2022-11-22 01:49:56,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-11-22 01:49:56,952 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:49:56,953 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 8, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:49:56,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-22 01:49:57,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:49:57,170 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:49:57,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:49:57,170 INFO L85 PathProgramCache]: Analyzing trace with hash 304155516, now seen corresponding path program 1 times [2022-11-22 01:49:57,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:49:57,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010416660] [2022-11-22 01:49:57,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:57,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:49:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:49:59,722 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2022-11-22 01:49:59,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:49:59,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010416660] [2022-11-22 01:49:59,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010416660] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:49:59,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198909374] [2022-11-22 01:49:59,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:49:59,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:49:59,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:49:59,725 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:49:59,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-22 01:50:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:50:01,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 4371 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-22 01:50:01,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:50:01,964 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2022-11-22 01:50:01,964 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:50:01,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198909374] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:50:01,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:50:01,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 12 [2022-11-22 01:50:01,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022543329] [2022-11-22 01:50:01,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:50:01,967 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 01:50:01,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:50:01,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 01:50:01,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-22 01:50:01,970 INFO L87 Difference]: Start difference. First operand 11292 states and 16591 transitions. Second operand has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-22 01:50:04,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:50:13,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:50:13,367 INFO L93 Difference]: Finished difference Result 27554 states and 41294 transitions. [2022-11-22 01:50:13,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-22 01:50:13,369 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 208 [2022-11-22 01:50:13,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:50:13,476 INFO L225 Difference]: With dead ends: 27554 [2022-11-22 01:50:13,476 INFO L226 Difference]: Without dead ends: 17394 [2022-11-22 01:50:13,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-11-22 01:50:13,543 INFO L413 NwaCegarLoop]: 3587 mSDtfsCounter, 1751 mSDsluCounter, 16786 mSDsCounter, 0 mSdLazyCounter, 2828 mSolverCounterSat, 895 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1927 SdHoareTripleChecker+Valid, 20373 SdHoareTripleChecker+Invalid, 3724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 895 IncrementalHoareTripleChecker+Valid, 2828 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-11-22 01:50:13,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1927 Valid, 20373 Invalid, 3724 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [895 Valid, 2828 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2022-11-22 01:50:13,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17394 states. [2022-11-22 01:50:14,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17394 to 11302. [2022-11-22 01:50:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11302 states, 6906 states have (on average 1.330292499275992) internal successors, (9187), 7279 states have internal predecessors, (9187), 3677 states have call successors, (3677), 632 states have call predecessors, (3677), 632 states have return successors, (3737), 3622 states have call predecessors, (3737), 3677 states have call successors, (3737) [2022-11-22 01:50:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11302 states to 11302 states and 16601 transitions. [2022-11-22 01:50:14,727 INFO L78 Accepts]: Start accepts. Automaton has 11302 states and 16601 transitions. Word has length 208 [2022-11-22 01:50:14,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:50:14,728 INFO L495 AbstractCegarLoop]: Abstraction has 11302 states and 16601 transitions. [2022-11-22 01:50:14,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.833333333333334) internal successors, (77), 6 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-22 01:50:14,728 INFO L276 IsEmpty]: Start isEmpty. Operand 11302 states and 16601 transitions. [2022-11-22 01:50:14,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-22 01:50:14,743 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:50:14,744 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:50:14,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-22 01:50:14,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:50:14,961 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:50:14,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:50:14,962 INFO L85 PathProgramCache]: Analyzing trace with hash -376706591, now seen corresponding path program 1 times [2022-11-22 01:50:14,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:50:14,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384229060] [2022-11-22 01:50:14,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:50:14,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:50:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:50:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2022-11-22 01:50:16,526 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:50:16,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384229060] [2022-11-22 01:50:16,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384229060] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:50:16,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:50:16,527 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 01:50:16,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602033849] [2022-11-22 01:50:16,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:50:16,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:50:16,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:50:16,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:50:16,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 01:50:16,529 INFO L87 Difference]: Start difference. First operand 11302 states and 16601 transitions. Second operand has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-22 01:50:19,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:50:22,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:50:22,463 INFO L93 Difference]: Finished difference Result 22620 states and 33613 transitions. [2022-11-22 01:50:22,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:50:22,464 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 240 [2022-11-22 01:50:22,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:50:22,519 INFO L225 Difference]: With dead ends: 22620 [2022-11-22 01:50:22,520 INFO L226 Difference]: Without dead ends: 11338 [2022-11-22 01:50:22,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:50:22,584 INFO L413 NwaCegarLoop]: 2658 mSDtfsCounter, 6 mSDsluCounter, 5282 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 31 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 7940 SdHoareTripleChecker+Invalid, 1132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-22 01:50:22,585 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 7940 Invalid, 1132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 1100 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2022-11-22 01:50:22,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11338 states. [2022-11-22 01:50:23,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11338 to 11336. [2022-11-22 01:50:23,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11336 states, 6929 states have (on average 1.331649588685236) internal successors, (9227), 7307 states have internal predecessors, (9227), 3677 states have call successors, (3677), 638 states have call predecessors, (3677), 643 states have return successors, (3897), 3622 states have call predecessors, (3897), 3677 states have call successors, (3897) [2022-11-22 01:50:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11336 states to 11336 states and 16801 transitions. [2022-11-22 01:50:23,347 INFO L78 Accepts]: Start accepts. Automaton has 11336 states and 16801 transitions. Word has length 240 [2022-11-22 01:50:23,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:50:23,348 INFO L495 AbstractCegarLoop]: Abstraction has 11336 states and 16801 transitions. [2022-11-22 01:50:23,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 29.0) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-22 01:50:23,348 INFO L276 IsEmpty]: Start isEmpty. Operand 11336 states and 16801 transitions. [2022-11-22 01:50:23,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-22 01:50:23,361 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:50:23,361 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:50:23,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-22 01:50:23,362 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:50:23,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:50:23,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1249318150, now seen corresponding path program 1 times [2022-11-22 01:50:23,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:50:23,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923782703] [2022-11-22 01:50:23,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:50:23,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:50:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:50:24,096 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2022-11-22 01:50:24,096 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:50:24,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923782703] [2022-11-22 01:50:24,097 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923782703] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:50:24,097 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:50:24,097 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 01:50:24,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280708728] [2022-11-22 01:50:24,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:50:24,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:50:24,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:50:24,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:50:24,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:50:24,099 INFO L87 Difference]: Start difference. First operand 11336 states and 16801 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-22 01:50:26,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:50:30,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:50:30,085 INFO L93 Difference]: Finished difference Result 15932 states and 23484 transitions. [2022-11-22 01:50:30,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:50:30,086 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) Word has length 212 [2022-11-22 01:50:30,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:50:30,136 INFO L225 Difference]: With dead ends: 15932 [2022-11-22 01:50:30,136 INFO L226 Difference]: Without dead ends: 12314 [2022-11-22 01:50:30,156 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:50:30,157 INFO L413 NwaCegarLoop]: 2912 mSDtfsCounter, 105 mSDsluCounter, 8570 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 11482 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-11-22 01:50:30,158 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 11482 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1425 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2022-11-22 01:50:30,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12314 states. [2022-11-22 01:50:30,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12314 to 11360. [2022-11-22 01:50:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11360 states, 6947 states have (on average 1.3307902691809415) internal successors, (9245), 7325 states have internal predecessors, (9245), 3677 states have call successors, (3677), 638 states have call predecessors, (3677), 649 states have return successors, (3932), 3628 states have call predecessors, (3932), 3677 states have call successors, (3932) [2022-11-22 01:50:30,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11360 states to 11360 states and 16854 transitions. [2022-11-22 01:50:30,912 INFO L78 Accepts]: Start accepts. Automaton has 11360 states and 16854 transitions. Word has length 212 [2022-11-22 01:50:30,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:50:30,913 INFO L495 AbstractCegarLoop]: Abstraction has 11360 states and 16854 transitions. [2022-11-22 01:50:30,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 4 states have internal predecessors, (86), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-22 01:50:30,913 INFO L276 IsEmpty]: Start isEmpty. Operand 11360 states and 16854 transitions. [2022-11-22 01:50:30,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-11-22 01:50:30,930 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:50:30,931 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:50:30,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-22 01:50:30,931 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:50:30,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:50:30,932 INFO L85 PathProgramCache]: Analyzing trace with hash -284939737, now seen corresponding path program 1 times [2022-11-22 01:50:30,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:50:30,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881933757] [2022-11-22 01:50:30,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:50:30,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:50:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:50:32,792 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2022-11-22 01:50:32,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:50:32,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881933757] [2022-11-22 01:50:32,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881933757] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:50:32,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1986403370] [2022-11-22 01:50:32,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:50:32,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:50:32,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:50:32,797 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:50:32,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-22 01:50:34,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:50:34,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 3994 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-22 01:50:34,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:50:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-11-22 01:50:35,237 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:50:35,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1986403370] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:50:35,238 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:50:35,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [5] total 17 [2022-11-22 01:50:35,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113465749] [2022-11-22 01:50:35,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:50:35,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-22 01:50:35,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:50:35,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-22 01:50:35,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2022-11-22 01:50:35,241 INFO L87 Difference]: Start difference. First operand 11360 states and 16854 transitions. Second operand has 14 states, 9 states have (on average 10.555555555555555) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (47), 2 states have call predecessors, (47), 5 states have return successors, (43), 7 states have call predecessors, (43), 6 states have call successors, (43) [2022-11-22 01:50:39,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:50:49,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:50:49,399 INFO L93 Difference]: Finished difference Result 24877 states and 37207 transitions. [2022-11-22 01:50:49,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-22 01:50:49,400 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 9 states have (on average 10.555555555555555) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (47), 2 states have call predecessors, (47), 5 states have return successors, (43), 7 states have call predecessors, (43), 6 states have call successors, (43) Word has length 241 [2022-11-22 01:50:49,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:50:49,451 INFO L225 Difference]: With dead ends: 24877 [2022-11-22 01:50:49,451 INFO L226 Difference]: Without dead ends: 13531 [2022-11-22 01:50:49,485 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=524, Unknown=0, NotChecked=0, Total=600 [2022-11-22 01:50:49,486 INFO L413 NwaCegarLoop]: 3209 mSDtfsCounter, 1115 mSDsluCounter, 36745 mSDsCounter, 0 mSdLazyCounter, 5715 mSolverCounterSat, 679 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1130 SdHoareTripleChecker+Valid, 39954 SdHoareTripleChecker+Invalid, 6395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 679 IncrementalHoareTripleChecker+Valid, 5715 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2022-11-22 01:50:49,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1130 Valid, 39954 Invalid, 6395 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [679 Valid, 5715 Invalid, 1 Unknown, 0 Unchecked, 13.0s Time] [2022-11-22 01:50:49,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13531 states. [2022-11-22 01:50:50,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13531 to 11165. [2022-11-22 01:50:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11165 states, 6822 states have (on average 1.3324538258575198) internal successors, (9090), 7192 states have internal predecessors, (9090), 3629 states have call successors, (3629), 616 states have call predecessors, (3629), 627 states have return successors, (3884), 3576 states have call predecessors, (3884), 3629 states have call successors, (3884) [2022-11-22 01:50:50,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11165 states to 11165 states and 16603 transitions. [2022-11-22 01:50:50,303 INFO L78 Accepts]: Start accepts. Automaton has 11165 states and 16603 transitions. Word has length 241 [2022-11-22 01:50:50,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:50:50,304 INFO L495 AbstractCegarLoop]: Abstraction has 11165 states and 16603 transitions. [2022-11-22 01:50:50,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 9 states have (on average 10.555555555555555) internal successors, (95), 12 states have internal predecessors, (95), 6 states have call successors, (47), 2 states have call predecessors, (47), 5 states have return successors, (43), 7 states have call predecessors, (43), 6 states have call successors, (43) [2022-11-22 01:50:50,304 INFO L276 IsEmpty]: Start isEmpty. Operand 11165 states and 16603 transitions. [2022-11-22 01:50:50,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-11-22 01:50:50,312 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:50:50,313 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:50:50,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-22 01:50:50,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:50:50,537 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:50:50,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:50:50,538 INFO L85 PathProgramCache]: Analyzing trace with hash -367671222, now seen corresponding path program 1 times [2022-11-22 01:50:50,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:50:50,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873767082] [2022-11-22 01:50:50,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:50:50,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:50:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:50:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2022-11-22 01:50:53,078 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:50:53,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873767082] [2022-11-22 01:50:53,078 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873767082] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:50:53,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:50:53,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 01:50:53,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746101545] [2022-11-22 01:50:53,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:50:53,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:50:53,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:50:53,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:50:53,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:50:53,082 INFO L87 Difference]: Start difference. First operand 11165 states and 16603 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (45), 2 states have call predecessors, (45), 3 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-22 01:50:55,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:50:59,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:50:59,373 INFO L93 Difference]: Finished difference Result 22086 states and 33039 transitions. [2022-11-22 01:50:59,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:50:59,373 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (45), 2 states have call predecessors, (45), 3 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) Word has length 223 [2022-11-22 01:50:59,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:50:59,411 INFO L225 Difference]: With dead ends: 22086 [2022-11-22 01:50:59,411 INFO L226 Difference]: Without dead ends: 11189 [2022-11-22 01:50:59,449 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 01:50:59,449 INFO L413 NwaCegarLoop]: 2690 mSDtfsCounter, 0 mSDsluCounter, 8053 mSDsCounter, 0 mSdLazyCounter, 1352 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10743 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1352 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-22 01:50:59,450 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10743 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1352 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2022-11-22 01:50:59,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11189 states. [2022-11-22 01:51:00,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11189 to 11189. [2022-11-22 01:51:00,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11189 states, 6840 states have (on average 1.331578947368421) internal successors, (9108), 7210 states have internal predecessors, (9108), 3629 states have call successors, (3629), 616 states have call predecessors, (3629), 633 states have return successors, (3952), 3582 states have call predecessors, (3952), 3629 states have call successors, (3952) [2022-11-22 01:51:00,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11189 states to 11189 states and 16689 transitions. [2022-11-22 01:51:00,172 INFO L78 Accepts]: Start accepts. Automaton has 11189 states and 16689 transitions. Word has length 223 [2022-11-22 01:51:00,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:51:00,173 INFO L495 AbstractCegarLoop]: Abstraction has 11189 states and 16689 transitions. [2022-11-22 01:51:00,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (45), 2 states have call predecessors, (45), 3 states have return successors, (42), 3 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-22 01:51:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 11189 states and 16689 transitions. [2022-11-22 01:51:00,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-22 01:51:00,181 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:00,181 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 6, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:51:00,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-22 01:51:00,182 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting mega_runpendqErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:51:00,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:00,182 INFO L85 PathProgramCache]: Analyzing trace with hash 602653147, now seen corresponding path program 1 times [2022-11-22 01:51:00,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:51:00,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695484795] [2022-11-22 01:51:00,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:00,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:51:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:02,013 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2022-11-22 01:51:02,013 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:51:02,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695484795] [2022-11-22 01:51:02,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695484795] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:51:02,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415763113] [2022-11-22 01:51:02,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:02,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:02,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:02,017 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:51:02,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-22 01:51:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:03,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 4093 conjuncts, 56 conjunts are in the unsatisfiable core [2022-11-22 01:51:03,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-22 01:51:04,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:51:04,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1415763113] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:51:04,098 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:51:04,098 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4] total 14 [2022-11-22 01:51:04,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217770426] [2022-11-22 01:51:04,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:51:04,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-22 01:51:04,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:51:04,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-22 01:51:04,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-11-22 01:51:04,100 INFO L87 Difference]: Start difference. First operand 11189 states and 16689 transitions. Second operand has 12 states, 9 states have (on average 11.222222222222221) internal successors, (101), 11 states have internal predecessors, (101), 7 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) [2022-11-22 01:51:07,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:09,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:11,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:13,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:15,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:17,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:19,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:21,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:23,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:30,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:51:30,666 INFO L93 Difference]: Finished difference Result 14945 states and 22023 transitions. [2022-11-22 01:51:30,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-22 01:51:30,667 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 11.222222222222221) internal successors, (101), 11 states have internal predecessors, (101), 7 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) Word has length 236 [2022-11-22 01:51:30,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:51:30,702 INFO L225 Difference]: With dead ends: 14945 [2022-11-22 01:51:30,702 INFO L226 Difference]: Without dead ends: 11175 [2022-11-22 01:51:30,717 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2022-11-22 01:51:30,718 INFO L413 NwaCegarLoop]: 2652 mSDtfsCounter, 21 mSDsluCounter, 26400 mSDsCounter, 0 mSdLazyCounter, 4228 mSolverCounterSat, 16 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 29052 SdHoareTripleChecker+Invalid, 4253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 4228 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2022-11-22 01:51:30,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 29052 Invalid, 4253 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [16 Valid, 4228 Invalid, 9 Unknown, 0 Unchecked, 25.8s Time] [2022-11-22 01:51:30,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11175 states. [2022-11-22 01:51:31,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11175 to 11175. [2022-11-22 01:51:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11175 states, 6833 states have (on average 1.3310405385628568) internal successors, (9095), 7203 states have internal predecessors, (9095), 3623 states have call successors, (3623), 615 states have call predecessors, (3623), 632 states have return successors, (3946), 3576 states have call predecessors, (3946), 3623 states have call successors, (3946) [2022-11-22 01:51:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11175 states to 11175 states and 16664 transitions. [2022-11-22 01:51:31,460 INFO L78 Accepts]: Start accepts. Automaton has 11175 states and 16664 transitions. Word has length 236 [2022-11-22 01:51:31,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:51:31,460 INFO L495 AbstractCegarLoop]: Abstraction has 11175 states and 16664 transitions. [2022-11-22 01:51:31,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 11.222222222222221) internal successors, (101), 11 states have internal predecessors, (101), 7 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (46), 7 states have call predecessors, (46), 7 states have call successors, (46) [2022-11-22 01:51:31,461 INFO L276 IsEmpty]: Start isEmpty. Operand 11175 states and 16664 transitions. [2022-11-22 01:51:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-11-22 01:51:31,468 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:31,469 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 9, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:51:31,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-22 01:51:31,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-11-22 01:51:31,687 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:51:31,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:31,688 INFO L85 PathProgramCache]: Analyzing trace with hash -497725849, now seen corresponding path program 1 times [2022-11-22 01:51:31,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:51:31,688 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951615070] [2022-11-22 01:51:31,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:31,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:51:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2022-11-22 01:51:33,575 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:51:33,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951615070] [2022-11-22 01:51:33,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951615070] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:51:33,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93612386] [2022-11-22 01:51:33,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:33,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:33,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:33,577 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:51:33,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-22 01:51:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:36,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 4569 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-22 01:51:36,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:36,235 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2022-11-22 01:51:36,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:51:36,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93612386] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:51:36,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:51:36,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2022-11-22 01:51:36,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065822939] [2022-11-22 01:51:36,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:51:36,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 01:51:36,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:51:36,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 01:51:36,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-22 01:51:36,238 INFO L87 Difference]: Start difference. First operand 11175 states and 16664 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-22 01:51:38,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 01:51:42,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:51:42,474 INFO L93 Difference]: Finished difference Result 25975 states and 39248 transitions. [2022-11-22 01:51:42,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 01:51:42,474 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 239 [2022-11-22 01:51:42,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:51:42,517 INFO L225 Difference]: With dead ends: 25975 [2022-11-22 01:51:42,517 INFO L226 Difference]: Without dead ends: 15661 [2022-11-22 01:51:42,544 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-11-22 01:51:42,544 INFO L413 NwaCegarLoop]: 3402 mSDtfsCounter, 777 mSDsluCounter, 6088 mSDsCounter, 0 mSdLazyCounter, 1105 mSolverCounterSat, 324 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 942 SdHoareTripleChecker+Valid, 9490 SdHoareTripleChecker+Invalid, 1430 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1105 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2022-11-22 01:51:42,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [942 Valid, 9490 Invalid, 1430 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1105 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2022-11-22 01:51:42,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15661 states. [2022-11-22 01:51:43,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15661 to 11187. [2022-11-22 01:51:43,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11187 states, 6845 states have (on average 1.3304601899196493) internal successors, (9107), 7215 states have internal predecessors, (9107), 3623 states have call successors, (3623), 615 states have call predecessors, (3623), 632 states have return successors, (3946), 3576 states have call predecessors, (3946), 3623 states have call successors, (3946) [2022-11-22 01:51:43,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11187 states to 11187 states and 16676 transitions. [2022-11-22 01:51:43,262 INFO L78 Accepts]: Start accepts. Automaton has 11187 states and 16676 transitions. Word has length 239 [2022-11-22 01:51:43,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:51:43,263 INFO L495 AbstractCegarLoop]: Abstraction has 11187 states and 16676 transitions. [2022-11-22 01:51:43,263 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-22 01:51:43,263 INFO L276 IsEmpty]: Start isEmpty. Operand 11187 states and 16676 transitions. [2022-11-22 01:51:43,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-11-22 01:51:43,269 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:51:43,270 INFO L195 NwaCegarLoop]: trace histogram [11, 10, 10, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:51:43,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-22 01:51:43,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-22 01:51:43,490 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [mega_free_sglErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, mega_free_sglErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, lowmem_page_addressErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 107 more)] === [2022-11-22 01:51:43,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:51:43,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1947990706, now seen corresponding path program 1 times [2022-11-22 01:51:43,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:51:43,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331045806] [2022-11-22 01:51:43,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:43,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:51:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:44,348 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-22 01:51:44,349 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:51:44,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331045806] [2022-11-22 01:51:44,349 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331045806] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:51:44,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086379182] [2022-11-22 01:51:44,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:51:44,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:51:44,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:51:44,353 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:51:44,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7795e74-04fd-4dc6-84ee-e5b942407fbb/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-22 01:51:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:51:46,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 3975 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-22 01:51:46,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:51:46,761 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2022-11-22 01:51:46,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:51:47,148 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2022-11-22 01:51:47,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086379182] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 01:51:47,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2092766227] [2022-11-22 01:51:47,175 INFO L159 IcfgInterpreter]: Started Sifa with 114 locations of interest [2022-11-22 01:51:47,176 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 01:51:47,181 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 01:51:47,187 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 01:51:47,187 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 01:51:53,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 125 treesize of output 103 [2022-11-22 01:51:53,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-11-22 01:51:54,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-22 01:51:54,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-11-22 01:51:55,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 496 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 161 [2022-11-22 01:51:55,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 25 select indices, 25 select index equivalence classes, 325 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 0 case distinctions, treesize of input 1065 treesize of output 891 [2022-11-22 01:51:56,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-22 01:51:57,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-22 01:51:57,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-22 01:51:57,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 131 treesize of output 109 [2022-11-22 01:51:58,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-22 01:51:58,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-22 01:51:58,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-22 01:53:54,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 01:53:54,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-22 01:54:36,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:36,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:39,257 INFO L321 Elim1Store]: treesize reduction 91, result has 56.9 percent of original size [2022-11-22 01:54:39,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 12069 treesize of output 11505 [2022-11-22 01:54:40,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:40,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:43,005 INFO L321 Elim1Store]: treesize reduction 107, result has 49.3 percent of original size [2022-11-22 01:54:43,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 11389 treesize of output 10809 [2022-11-22 01:54:46,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:54:46,486 INFO L217 Elim1Store]: Index analysis took 420 ms [2022-11-22 01:54:51,215 INFO L321 Elim1Store]: treesize reduction 510, result has 50.0 percent of original size [2022-11-22 01:54:51,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 31 select indices, 31 select index equivalence classes, 435 disjoint index pairs (out of 465 index pairs), introduced 31 new quantified variables, introduced 60 case distinctions, treesize of input 11085 treesize of output 10712 [2022-11-22 01:54:53,369 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-22 01:54:53,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 10201 treesize of output 10199 [2022-11-22 01:54:58,923 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-22 01:54:58,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 10196 treesize of output 10196 [2022-11-22 01:55:11,712 WARN L233 SmtUtils]: Spent 5.95s on a formula simplification. DAG size of input: 2384 DAG size of output: 2384 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 01:55:56,332 WARN L233 SmtUtils]: Spent 11.10s on a formula simplification. DAG size of input: 2397 DAG size of output: 2397 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 01:57:17,148 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 8 treesize of output 7 [2022-11-22 01:57:31,113 WARN L233 SmtUtils]: Spent 8.88s on a formula simplification that was a NOOP. DAG size: 2435 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 01:57:49,069 WARN L233 SmtUtils]: Spent 9.03s on a formula simplification that was a NOOP. DAG size: 2431 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 01:59:39,416 WARN L233 SmtUtils]: Spent 8.69s on a formula simplification that was a NOOP. DAG size: 2427 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:01:31,627 WARN L233 SmtUtils]: Spent 8.70s on a formula simplification that was a NOOP. DAG size: 2423 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-22 02:01:42,131 WARN L233 SmtUtils]: Spent 5.52s on a formula simplification that was a NOOP. DAG size: 2415 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)