./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9d4cee005db193e9c1facb47684505767d12f23c1b879219be0e7ba3c7b775ac --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:23:41,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:23:41,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:23:41,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:23:41,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:23:41,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:23:41,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:23:41,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:23:41,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:23:41,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:23:41,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:23:41,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:23:41,319 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:23:41,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:23:41,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:23:41,322 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:23:41,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:23:41,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:23:41,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:23:41,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:23:41,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:23:41,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:23:41,341 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:23:41,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:23:41,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:23:41,352 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:23:41,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:23:41,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:23:41,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:23:41,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:23:41,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:23:41,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:23:41,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:23:41,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:23:41,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:23:41,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:23:41,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:23:41,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:23:41,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:23:41,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:23:41,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:23:41,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:23:41,410 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:23:41,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:23:41,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:23:41,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:23:41,413 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:23:41,413 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:23:41,413 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:23:41,414 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:23:41,414 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:23:41,414 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:23:41,415 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:23:41,415 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:23:41,416 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:23:41,416 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:23:41,416 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:23:41,416 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:23:41,417 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:23:41,417 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:23:41,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:23:41,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:23:41,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:23:41,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:23:41,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:23:41,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:23:41,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:23:41,420 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:23:41,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:23:41,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:23:41,421 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:23:41,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:23:41,421 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:23:41,422 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:23:41,422 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:23:41,422 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:23:41,422 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:23:41,422 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:23:41,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:23:41,423 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:23:41,423 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_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d4cee005db193e9c1facb47684505767d12f23c1b879219be0e7ba3c7b775ac [2022-11-19 07:23:41,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:23:41,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:23:41,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:23:41,690 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:23:41,691 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:23:41,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i [2022-11-19 07:23:41,776 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/data/41f010216/5ac2a24ecd884bba858d967be3778feb/FLAG244d750c2 [2022-11-19 07:23:42,748 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:23:42,748 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i [2022-11-19 07:23:42,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/data/41f010216/5ac2a24ecd884bba858d967be3778feb/FLAG244d750c2 [2022-11-19 07:23:43,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/data/41f010216/5ac2a24ecd884bba858d967be3778feb [2022-11-19 07:23:43,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:23:43,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:23:43,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:23:43,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:23:43,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:23:43,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:23:43" (1/1) ... [2022-11-19 07:23:43,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@300495a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:43, skipping insertion in model container [2022-11-19 07:23:43,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:23:43" (1/1) ... [2022-11-19 07:23:43,155 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:23:43,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:23:47,398 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364624,364637] [2022-11-19 07:23:47,405 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364769,364782] [2022-11-19 07:23:47,414 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364915,364928] [2022-11-19 07:23:47,415 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365080,365093] [2022-11-19 07:23:47,416 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365238,365251] [2022-11-19 07:23:47,416 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365396,365409] [2022-11-19 07:23:47,417 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365554,365567] [2022-11-19 07:23:47,417 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365714,365727] [2022-11-19 07:23:47,418 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365873,365886] [2022-11-19 07:23:47,418 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366012,366025] [2022-11-19 07:23:47,419 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366154,366167] [2022-11-19 07:23:47,420 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366303,366316] [2022-11-19 07:23:47,420 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366442,366455] [2022-11-19 07:23:47,421 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366597,366610] [2022-11-19 07:23:47,422 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366757,366770] [2022-11-19 07:23:47,422 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366908,366921] [2022-11-19 07:23:47,423 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367059,367072] [2022-11-19 07:23:47,424 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367211,367224] [2022-11-19 07:23:47,425 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367360,367373] [2022-11-19 07:23:47,426 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367508,367521] [2022-11-19 07:23:47,427 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367665,367678] [2022-11-19 07:23:47,427 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367814,367827] [2022-11-19 07:23:47,428 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367970,367983] [2022-11-19 07:23:47,429 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368123,368136] [2022-11-19 07:23:47,430 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368269,368282] [2022-11-19 07:23:47,430 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368412,368425] [2022-11-19 07:23:47,431 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368564,368577] [2022-11-19 07:23:47,432 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368710,368723] [2022-11-19 07:23:47,433 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368855,368868] [2022-11-19 07:23:47,434 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369009,369022] [2022-11-19 07:23:47,435 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369160,369173] [2022-11-19 07:23:47,435 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369315,369328] [2022-11-19 07:23:47,436 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369467,369480] [2022-11-19 07:23:47,437 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369622,369635] [2022-11-19 07:23:47,438 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369786,369799] [2022-11-19 07:23:47,438 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369942,369955] [2022-11-19 07:23:47,439 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370106,370119] [2022-11-19 07:23:47,439 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370248,370261] [2022-11-19 07:23:47,440 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370406,370419] [2022-11-19 07:23:47,440 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370573,370586] [2022-11-19 07:23:47,441 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370732,370745] [2022-11-19 07:23:47,441 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370891,370904] [2022-11-19 07:23:47,442 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371040,371053] [2022-11-19 07:23:47,442 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371187,371200] [2022-11-19 07:23:47,443 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371326,371339] [2022-11-19 07:23:47,443 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371489,371502] [2022-11-19 07:23:47,444 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371655,371668] [2022-11-19 07:23:47,445 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371819,371832] [2022-11-19 07:23:47,446 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371984,371997] [2022-11-19 07:23:47,446 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372149,372162] [2022-11-19 07:23:47,447 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372315,372328] [2022-11-19 07:23:47,448 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372480,372493] [2022-11-19 07:23:47,448 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372647,372660] [2022-11-19 07:23:47,449 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372807,372820] [2022-11-19 07:23:47,449 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372969,372982] [2022-11-19 07:23:47,450 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373128,373141] [2022-11-19 07:23:47,450 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373274,373287] [2022-11-19 07:23:47,451 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373417,373430] [2022-11-19 07:23:47,451 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373561,373574] [2022-11-19 07:23:47,452 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373704,373717] [2022-11-19 07:23:47,453 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373848,373861] [2022-11-19 07:23:47,454 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373989,374002] [2022-11-19 07:23:47,454 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374127,374140] [2022-11-19 07:23:47,455 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374285,374298] [2022-11-19 07:23:47,455 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374444,374457] [2022-11-19 07:23:47,456 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374600,374613] [2022-11-19 07:23:47,458 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374749,374762] [2022-11-19 07:23:47,458 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374901,374914] [2022-11-19 07:23:47,459 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375052,375065] [2022-11-19 07:23:47,459 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375201,375214] [2022-11-19 07:23:47,460 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375353,375366] [2022-11-19 07:23:47,461 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375501,375514] [2022-11-19 07:23:47,461 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375654,375667] [2022-11-19 07:23:47,462 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375805,375818] [2022-11-19 07:23:47,463 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375955,375968] [2022-11-19 07:23:47,463 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376102,376115] [2022-11-19 07:23:47,464 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376253,376266] [2022-11-19 07:23:47,464 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376404,376417] [2022-11-19 07:23:47,465 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376552,376565] [2022-11-19 07:23:47,465 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376718,376731] [2022-11-19 07:23:47,466 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376887,376900] [2022-11-19 07:23:47,466 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377054,377067] [2022-11-19 07:23:47,467 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377222,377235] [2022-11-19 07:23:47,467 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377372,377385] [2022-11-19 07:23:47,469 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377519,377532] [2022-11-19 07:23:47,469 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377680,377693] [2022-11-19 07:23:47,470 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377850,377863] [2022-11-19 07:23:47,471 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[378012,378025] [2022-11-19 07:23:47,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:23:47,503 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:23:47,983 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364624,364637] [2022-11-19 07:23:47,984 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364769,364782] [2022-11-19 07:23:47,985 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[364915,364928] [2022-11-19 07:23:47,985 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365080,365093] [2022-11-19 07:23:47,986 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365238,365251] [2022-11-19 07:23:47,986 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365396,365409] [2022-11-19 07:23:47,987 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365554,365567] [2022-11-19 07:23:47,992 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365714,365727] [2022-11-19 07:23:47,992 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[365873,365886] [2022-11-19 07:23:47,993 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366012,366025] [2022-11-19 07:23:47,994 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366154,366167] [2022-11-19 07:23:47,994 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366303,366316] [2022-11-19 07:23:47,995 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366442,366455] [2022-11-19 07:23:47,995 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366597,366610] [2022-11-19 07:23:47,995 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366757,366770] [2022-11-19 07:23:47,996 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[366908,366921] [2022-11-19 07:23:47,996 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367059,367072] [2022-11-19 07:23:47,997 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367211,367224] [2022-11-19 07:23:47,997 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367360,367373] [2022-11-19 07:23:47,997 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367508,367521] [2022-11-19 07:23:47,998 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367665,367678] [2022-11-19 07:23:47,998 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367814,367827] [2022-11-19 07:23:47,998 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[367970,367983] [2022-11-19 07:23:47,999 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368123,368136] [2022-11-19 07:23:47,999 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368269,368282] [2022-11-19 07:23:48,000 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368412,368425] [2022-11-19 07:23:48,000 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368564,368577] [2022-11-19 07:23:48,001 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368710,368723] [2022-11-19 07:23:48,002 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[368855,368868] [2022-11-19 07:23:48,002 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369009,369022] [2022-11-19 07:23:48,003 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369160,369173] [2022-11-19 07:23:48,003 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369315,369328] [2022-11-19 07:23:48,003 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369467,369480] [2022-11-19 07:23:48,005 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369622,369635] [2022-11-19 07:23:48,005 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369786,369799] [2022-11-19 07:23:48,006 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[369942,369955] [2022-11-19 07:23:48,006 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370106,370119] [2022-11-19 07:23:48,007 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370248,370261] [2022-11-19 07:23:48,008 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370406,370419] [2022-11-19 07:23:48,008 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370573,370586] [2022-11-19 07:23:48,009 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370732,370745] [2022-11-19 07:23:48,010 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[370891,370904] [2022-11-19 07:23:48,010 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371040,371053] [2022-11-19 07:23:48,011 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371187,371200] [2022-11-19 07:23:48,011 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371326,371339] [2022-11-19 07:23:48,012 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371489,371502] [2022-11-19 07:23:48,012 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371655,371668] [2022-11-19 07:23:48,012 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371819,371832] [2022-11-19 07:23:48,013 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[371984,371997] [2022-11-19 07:23:48,013 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372149,372162] [2022-11-19 07:23:48,014 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372315,372328] [2022-11-19 07:23:48,014 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372480,372493] [2022-11-19 07:23:48,014 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372647,372660] [2022-11-19 07:23:48,015 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372807,372820] [2022-11-19 07:23:48,020 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[372969,372982] [2022-11-19 07:23:48,021 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373128,373141] [2022-11-19 07:23:48,025 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373274,373287] [2022-11-19 07:23:48,025 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373417,373430] [2022-11-19 07:23:48,026 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373561,373574] [2022-11-19 07:23:48,026 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373704,373717] [2022-11-19 07:23:48,028 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373848,373861] [2022-11-19 07:23:48,029 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[373989,374002] [2022-11-19 07:23:48,030 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374127,374140] [2022-11-19 07:23:48,031 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374285,374298] [2022-11-19 07:23:48,031 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374444,374457] [2022-11-19 07:23:48,036 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374600,374613] [2022-11-19 07:23:48,036 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374749,374762] [2022-11-19 07:23:48,037 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[374901,374914] [2022-11-19 07:23:48,037 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375052,375065] [2022-11-19 07:23:48,038 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375201,375214] [2022-11-19 07:23:48,039 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375353,375366] [2022-11-19 07:23:48,042 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375501,375514] [2022-11-19 07:23:48,042 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375654,375667] [2022-11-19 07:23:48,042 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375805,375818] [2022-11-19 07:23:48,043 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[375955,375968] [2022-11-19 07:23:48,043 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376102,376115] [2022-11-19 07:23:48,043 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376253,376266] [2022-11-19 07:23:48,044 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376404,376417] [2022-11-19 07:23:48,045 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376552,376565] [2022-11-19 07:23:48,046 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376718,376731] [2022-11-19 07:23:48,046 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[376887,376900] [2022-11-19 07:23:48,047 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377054,377067] [2022-11-19 07:23:48,048 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377222,377235] [2022-11-19 07:23:48,048 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377372,377385] [2022-11-19 07:23:48,049 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377519,377532] [2022-11-19 07:23:48,049 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377680,377693] [2022-11-19 07:23:48,049 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[377850,377863] [2022-11-19 07:23:48,050 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i[378012,378025] [2022-11-19 07:23:48,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:23:48,255 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:23:48,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48 WrapperNode [2022-11-19 07:23:48,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:23:48,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:23:48,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:23:48,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:23:48,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:48,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:48,745 INFO L138 Inliner]: procedures = 599, calls = 2936, calls flagged for inlining = 294, calls inlined = 217, statements flattened = 6366 [2022-11-19 07:23:48,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:23:48,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:23:48,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:23:48,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:23:48,759 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:48,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:48,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:48,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:48,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:48,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:49,012 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:49,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:49,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:23:49,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:23:49,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:23:49,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:23:49,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (1/1) ... [2022-11-19 07:23:49,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:23:49,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:23:49,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:23:49,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:23:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 07:23:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-19 07:23:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 07:23:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 07:23:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_get_frame [2022-11-19 07:23:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_get_frame [2022-11-19 07:23:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:23:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:23:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 07:23:49,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-19 07:23:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:23:49,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:23:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-19 07:23:49,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-19 07:23:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 07:23:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-19 07:23:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-19 07:23:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-19 07:23:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_isp116x [2022-11-19 07:23:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_isp116x [2022-11-19 07:23:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 07:23:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 07:23:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 07:23:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 07:23:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-19 07:23:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-19 07:23:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_read_reg32 [2022-11-19 07:23:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_read_reg32 [2022-11-19 07:23:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-11-19 07:23:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-11-19 07:23:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:23:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_raw_write_data16 [2022-11-19 07:23:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_raw_write_data16 [2022-11-19 07:23:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-19 07:23:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-19 07:23:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-19 07:23:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-19 07:23:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 07:23:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 07:23:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 07:23:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-19 07:23:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-11-19 07:23:49,271 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-11-19 07:23:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:23:49,271 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_read_data16 [2022-11-19 07:23:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_read_data16 [2022-11-19 07:23:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 07:23:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-19 07:23:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 07:23:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-19 07:23:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_122 [2022-11-19 07:23:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_122 [2022-11-19 07:23:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 07:23:49,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 07:23:49,272 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_hub_control [2022-11-19 07:23:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_hub_control [2022-11-19 07:23:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_reset [2022-11-19 07:23:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_reset [2022-11-19 07:23:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 07:23:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-19 07:23:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_isp116x [2022-11-19 07:23:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_isp116x [2022-11-19 07:23:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 07:23:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-19 07:23:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:23:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-19 07:23:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-19 07:23:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:23:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 07:23:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 07:23:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 07:23:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 07:23:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:23:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:23:49,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:23:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:23:49,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:23:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2022-11-19 07:23:49,281 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_hcd [2022-11-19 07:23:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_bus_resume [2022-11-19 07:23:49,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_bus_resume [2022-11-19 07:23:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 07:23:49,281 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 07:23:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 07:23:49,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-19 07:23:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_start [2022-11-19 07:23:49,282 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_start [2022-11-19 07:23:49,282 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-19 07:23:49,282 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-19 07:23:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:23:49,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:23:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure finish_request [2022-11-19 07:23:49,283 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_request [2022-11-19 07:23:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_reg16 [2022-11-19 07:23:49,283 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_reg16 [2022-11-19 07:23:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 07:23:49,284 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 07:23:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:23:49,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:23:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:23:49,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:23:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-19 07:23:49,285 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-19 07:23:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_reg32 [2022-11-19 07:23:49,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_reg32 [2022-11-19 07:23:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_sw_reset [2022-11-19 07:23:49,285 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_sw_reset [2022-11-19 07:23:49,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-19 07:23:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-11-19 07:23:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_isp116x [2022-11-19 07:23:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_isp116x [2022-11-19 07:23:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-11-19 07:23:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-11-19 07:23:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_addr [2022-11-19 07:23:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_addr [2022-11-19 07:23:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_to_hcd [2022-11-19 07:23:49,287 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_to_hcd [2022-11-19 07:23:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-19 07:23:49,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-19 07:23:49,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 07:23:49,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-19 07:23:49,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:23:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-19 07:23:49,289 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-19 07:23:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 07:23:49,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-19 07:23:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:23:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-19 07:23:49,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-19 07:23:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-11-19 07:23:49,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-11-19 07:23:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_101 [2022-11-19 07:23:49,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_101 [2022-11-19 07:23:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:23:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 07:23:49,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-19 07:23:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 07:23:49,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 07:23:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure start_atl_transfers [2022-11-19 07:23:49,291 INFO L138 BoogieDeclarations]: Found implementation of procedure start_atl_transfers [2022-11-19 07:23:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-11-19 07:23:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-11-19 07:23:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_probe [2022-11-19 07:23:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_probe [2022-11-19 07:23:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 07:23:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 07:23:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_write_data16 [2022-11-19 07:23:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_write_data16 [2022-11-19 07:23:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-19 07:23:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-19 07:23:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 07:23:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-19 07:23:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 07:23:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-19 07:23:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 07:23:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-19 07:23:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 07:23:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-19 07:23:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-19 07:23:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-19 07:23:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 07:23:49,295 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 07:23:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:23:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 07:23:49,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-19 07:23:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 07:23:49,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 07:23:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_96 [2022-11-19 07:23:49,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_96 [2022-11-19 07:23:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_read_reg16 [2022-11-19 07:23:49,296 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_read_reg16 [2022-11-19 07:23:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 07:23:49,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-19 07:23:49,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_95 [2022-11-19 07:23:49,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_95 [2022-11-19 07:23:49,297 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_stop [2022-11-19 07:23:49,297 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_stop [2022-11-19 07:23:49,310 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_bus_suspend [2022-11-19 07:23:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_bus_suspend [2022-11-19 07:23:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_raw_read_data16 [2022-11-19 07:23:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_raw_read_data16 [2022-11-19 07:23:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 07:23:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 07:23:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_resume [2022-11-19 07:23:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_resume [2022-11-19 07:23:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 07:23:49,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-19 07:23:49,318 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-19 07:23:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-19 07:23:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-11-19 07:23:49,319 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-11-19 07:23:49,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_121 [2022-11-19 07:23:49,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_121 [2022-11-19 07:23:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure isp116x_remove [2022-11-19 07:23:49,324 INFO L138 BoogieDeclarations]: Found implementation of procedure isp116x_remove [2022-11-19 07:23:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:23:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-19 07:23:49,324 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-19 07:23:49,324 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-11-19 07:23:49,325 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-11-19 07:23:50,187 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:23:50,202 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:23:50,590 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:23:57,111 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:23:59,186 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:23:59,186 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 07:23:59,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:23:59 BoogieIcfgContainer [2022-11-19 07:23:59,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:23:59,197 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:23:59,197 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:23:59,201 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:23:59,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:23:43" (1/3) ... [2022-11-19 07:23:59,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29ac253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:23:59, skipping insertion in model container [2022-11-19 07:23:59,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:23:48" (2/3) ... [2022-11-19 07:23:59,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29ac253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:23:59, skipping insertion in model container [2022-11-19 07:23:59,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:23:59" (3/3) ... [2022-11-19 07:23:59,215 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--host--isp116x-hcd.ko.cil.i [2022-11-19 07:23:59,240 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:23:59,240 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2022-11-19 07:23:59,357 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:23:59,365 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;@545b0521, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:23:59,366 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-11-19 07:23:59,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 1602 states, 934 states have (on average 1.3340471092077089) internal successors, (1246), 1004 states have internal predecessors, (1246), 547 states have call successors, (547), 94 states have call predecessors, (547), 93 states have return successors, (540), 532 states have call predecessors, (540), 540 states have call successors, (540) [2022-11-19 07:23:59,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-19 07:23:59,391 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:23:59,392 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:23:59,392 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:23:59,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:23:59,401 INFO L85 PathProgramCache]: Analyzing trace with hash -704111686, now seen corresponding path program 1 times [2022-11-19 07:23:59,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:23:59,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323476832] [2022-11-19 07:23:59,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:23:59,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:23:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:00,554 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:00,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:00,555 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323476832] [2022-11-19 07:24:00,556 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323476832] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:00,556 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:00,556 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:00,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304875627] [2022-11-19 07:24:00,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:00,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:00,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:00,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:00,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:00,613 INFO L87 Difference]: Start difference. First operand has 1602 states, 934 states have (on average 1.3340471092077089) internal successors, (1246), 1004 states have internal predecessors, (1246), 547 states have call successors, (547), 94 states have call predecessors, (547), 93 states have return successors, (540), 532 states have call predecessors, (540), 540 states have call successors, (540) Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 07:24:05,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:08,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:09,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:09,361 INFO L93 Difference]: Finished difference Result 4701 states and 7163 transitions. [2022-11-19 07:24:09,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:24:09,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 47 [2022-11-19 07:24:09,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:09,405 INFO L225 Difference]: With dead ends: 4701 [2022-11-19 07:24:09,406 INFO L226 Difference]: Without dead ends: 3092 [2022-11-19 07:24:09,424 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 [2022-11-19 07:24:09,427 INFO L413 NwaCegarLoop]: 2508 mSDtfsCounter, 2193 mSDsluCounter, 4508 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2195 SdHoareTripleChecker+Valid, 7016 SdHoareTripleChecker+Invalid, 905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:09,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2195 Valid, 7016 Invalid, 905 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 8.2s Time] [2022-11-19 07:24:09,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3092 states. [2022-11-19 07:24:09,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3092 to 2918. [2022-11-19 07:24:09,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 1715 states have (on average 1.3037900874635568) internal successors, (2236), 1816 states have internal predecessors, (2236), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:09,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 4286 transitions. [2022-11-19 07:24:09,755 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 4286 transitions. Word has length 47 [2022-11-19 07:24:09,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:09,756 INFO L495 AbstractCegarLoop]: Abstraction has 2918 states and 4286 transitions. [2022-11-19 07:24:09,756 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-19 07:24:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 4286 transitions. [2022-11-19 07:24:09,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-19 07:24:09,760 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:09,760 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:09,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:24:09,761 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:09,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:09,762 INFO L85 PathProgramCache]: Analyzing trace with hash 191658005, now seen corresponding path program 1 times [2022-11-19 07:24:09,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:09,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118506622] [2022-11-19 07:24:09,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:09,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:09,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:10,456 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:10,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118506622] [2022-11-19 07:24:10,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118506622] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:10,457 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:10,457 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:10,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602912371] [2022-11-19 07:24:10,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:10,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:10,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:10,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:10,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:10,460 INFO L87 Difference]: Start difference. First operand 2918 states and 4286 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 07:24:14,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:16,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:17,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:17,429 INFO L93 Difference]: Finished difference Result 2918 states and 4286 transitions. [2022-11-19 07:24:17,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:24:17,431 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 52 [2022-11-19 07:24:17,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:17,451 INFO L225 Difference]: With dead ends: 2918 [2022-11-19 07:24:17,451 INFO L226 Difference]: Without dead ends: 2916 [2022-11-19 07:24:17,454 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 [2022-11-19 07:24:17,455 INFO L413 NwaCegarLoop]: 1974 mSDtfsCounter, 2253 mSDsluCounter, 1974 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2255 SdHoareTripleChecker+Valid, 3948 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:17,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2255 Valid, 3948 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2022-11-19 07:24:17,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2916 states. [2022-11-19 07:24:17,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2916 to 2916. [2022-11-19 07:24:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2916 states, 1714 states have (on average 1.3033838973162193) internal successors, (2234), 1814 states have internal predecessors, (2234), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2916 states and 4284 transitions. [2022-11-19 07:24:17,642 INFO L78 Accepts]: Start accepts. Automaton has 2916 states and 4284 transitions. Word has length 52 [2022-11-19 07:24:17,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:17,643 INFO L495 AbstractCegarLoop]: Abstraction has 2916 states and 4284 transitions. [2022-11-19 07:24:17,643 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-19 07:24:17,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 4284 transitions. [2022-11-19 07:24:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-19 07:24:17,647 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:17,648 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:17,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:24:17,648 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:17,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:17,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1896315517, now seen corresponding path program 1 times [2022-11-19 07:24:17,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:17,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908292850] [2022-11-19 07:24:17,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:17,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:18,179 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:18,179 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:18,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908292850] [2022-11-19 07:24:18,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908292850] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:18,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:18,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:18,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661169387] [2022-11-19 07:24:18,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:18,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:18,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:18,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:18,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:18,184 INFO L87 Difference]: Start difference. First operand 2916 states and 4284 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:24:21,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:23,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:23,138 INFO L93 Difference]: Finished difference Result 2916 states and 4284 transitions. [2022-11-19 07:24:23,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:24:23,140 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 57 [2022-11-19 07:24:23,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:23,161 INFO L225 Difference]: With dead ends: 2916 [2022-11-19 07:24:23,161 INFO L226 Difference]: Without dead ends: 2914 [2022-11-19 07:24:23,165 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 [2022-11-19 07:24:23,167 INFO L413 NwaCegarLoop]: 1972 mSDtfsCounter, 2250 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2252 SdHoareTripleChecker+Valid, 3944 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:23,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2252 Valid, 3944 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-11-19 07:24:23,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2914 states. [2022-11-19 07:24:23,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2914 to 2914. [2022-11-19 07:24:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 1713 states have (on average 1.3029772329246936) internal successors, (2232), 1812 states have internal predecessors, (2232), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:23,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 4282 transitions. [2022-11-19 07:24:23,451 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 4282 transitions. Word has length 57 [2022-11-19 07:24:23,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:23,453 INFO L495 AbstractCegarLoop]: Abstraction has 2914 states and 4282 transitions. [2022-11-19 07:24:23,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-19 07:24:23,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 4282 transitions. [2022-11-19 07:24:23,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-19 07:24:23,461 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:23,461 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:23,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:24:23,462 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:23,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:23,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1481603768, now seen corresponding path program 1 times [2022-11-19 07:24:23,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:23,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792772105] [2022-11-19 07:24:23,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:23,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:23,899 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:23,899 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:23,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792772105] [2022-11-19 07:24:23,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792772105] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:23,900 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:23,900 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:23,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493883572] [2022-11-19 07:24:23,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:23,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:23,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:23,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:23,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:23,902 INFO L87 Difference]: Start difference. First operand 2914 states and 4282 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 07:24:27,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:28,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:29,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:29,688 INFO L93 Difference]: Finished difference Result 2914 states and 4282 transitions. [2022-11-19 07:24:29,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:24:29,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 62 [2022-11-19 07:24:29,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:29,706 INFO L225 Difference]: With dead ends: 2914 [2022-11-19 07:24:29,706 INFO L226 Difference]: Without dead ends: 2912 [2022-11-19 07:24:29,709 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 [2022-11-19 07:24:29,710 INFO L413 NwaCegarLoop]: 1970 mSDtfsCounter, 2247 mSDsluCounter, 1970 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2249 SdHoareTripleChecker+Valid, 3940 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:29,710 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2249 Valid, 3940 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-11-19 07:24:29,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2912 states. [2022-11-19 07:24:29,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2912 to 2912. [2022-11-19 07:24:29,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2912 states, 1712 states have (on average 1.3025700934579438) internal successors, (2230), 1810 states have internal predecessors, (2230), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2912 states and 4280 transitions. [2022-11-19 07:24:29,916 INFO L78 Accepts]: Start accepts. Automaton has 2912 states and 4280 transitions. Word has length 62 [2022-11-19 07:24:29,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:29,916 INFO L495 AbstractCegarLoop]: Abstraction has 2912 states and 4280 transitions. [2022-11-19 07:24:29,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 07:24:29,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 4280 transitions. [2022-11-19 07:24:29,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-19 07:24:29,919 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:29,920 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:29,920 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:24:29,921 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:29,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:29,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1897430631, now seen corresponding path program 1 times [2022-11-19 07:24:29,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:29,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923348070] [2022-11-19 07:24:29,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:29,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-19 07:24:30,275 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:30,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923348070] [2022-11-19 07:24:30,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923348070] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:30,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:30,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:24:30,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549978835] [2022-11-19 07:24:30,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:30,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:24:30,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:30,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:24:30,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:24:30,279 INFO L87 Difference]: Start difference. First operand 2912 states and 4280 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 07:24:33,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:33,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:33,713 INFO L93 Difference]: Finished difference Result 5802 states and 8528 transitions. [2022-11-19 07:24:33,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:24:33,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 72 [2022-11-19 07:24:33,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:33,732 INFO L225 Difference]: With dead ends: 5802 [2022-11-19 07:24:33,732 INFO L226 Difference]: Without dead ends: 2906 [2022-11-19 07:24:33,747 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:24:33,748 INFO L413 NwaCegarLoop]: 1966 mSDtfsCounter, 2258 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2258 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:33,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2258 Valid, 1966 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-11-19 07:24:33,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2906 states. [2022-11-19 07:24:33,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2906 to 2906. [2022-11-19 07:24:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2906 states, 1707 states have (on average 1.301113063854716) internal successors, (2221), 1804 states have internal predecessors, (2221), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:33,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2906 states and 4271 transitions. [2022-11-19 07:24:33,966 INFO L78 Accepts]: Start accepts. Automaton has 2906 states and 4271 transitions. Word has length 72 [2022-11-19 07:24:33,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:33,967 INFO L495 AbstractCegarLoop]: Abstraction has 2906 states and 4271 transitions. [2022-11-19 07:24:33,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (12), 1 states have call predecessors, (12), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-19 07:24:33,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2906 states and 4271 transitions. [2022-11-19 07:24:33,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-19 07:24:33,969 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:33,969 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:33,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 07:24:33,970 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:33,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:33,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1713340135, now seen corresponding path program 1 times [2022-11-19 07:24:33,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:33,971 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104795494] [2022-11-19 07:24:33,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:33,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:34,376 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:34,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104795494] [2022-11-19 07:24:34,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104795494] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:34,376 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:34,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:34,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928916210] [2022-11-19 07:24:34,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:34,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:34,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:34,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:34,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:34,379 INFO L87 Difference]: Start difference. First operand 2906 states and 4271 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 07:24:39,443 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 [] [2022-11-19 07:24:40,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:40,539 INFO L93 Difference]: Finished difference Result 2906 states and 4271 transitions. [2022-11-19 07:24:40,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:24:40,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 67 [2022-11-19 07:24:40,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:40,555 INFO L225 Difference]: With dead ends: 2906 [2022-11-19 07:24:40,555 INFO L226 Difference]: Without dead ends: 2904 [2022-11-19 07:24:40,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:24:40,558 INFO L413 NwaCegarLoop]: 1963 mSDtfsCounter, 2239 mSDsluCounter, 1963 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2241 SdHoareTripleChecker+Valid, 3926 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:40,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2241 Valid, 3926 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 596 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2022-11-19 07:24:40,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2904 states. [2022-11-19 07:24:40,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2904 to 2904. [2022-11-19 07:24:40,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2904 states, 1706 states have (on average 1.3007033997655335) internal successors, (2219), 1802 states have internal predecessors, (2219), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2904 states and 4269 transitions. [2022-11-19 07:24:40,853 INFO L78 Accepts]: Start accepts. Automaton has 2904 states and 4269 transitions. Word has length 67 [2022-11-19 07:24:40,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:40,855 INFO L495 AbstractCegarLoop]: Abstraction has 2904 states and 4269 transitions. [2022-11-19 07:24:40,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 07:24:40,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 4269 transitions. [2022-11-19 07:24:40,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-19 07:24:40,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:40,858 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:40,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:24:40,858 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:40,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:40,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1196166370, now seen corresponding path program 1 times [2022-11-19 07:24:40,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:40,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280373218] [2022-11-19 07:24:40,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:40,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-19 07:24:41,196 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:41,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280373218] [2022-11-19 07:24:41,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280373218] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:24:41,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297744660] [2022-11-19 07:24:41,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:41,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:24:41,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:24:41,205 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:24:41,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:24:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:42,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 3054 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-19 07:24:42,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:24:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-19 07:24:42,389 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:24:42,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297744660] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:42,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:24:42,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-19 07:24:42,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414888160] [2022-11-19 07:24:42,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:42,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:24:42,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:42,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:24:42,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:24:42,392 INFO L87 Difference]: Start difference. First operand 2904 states and 4269 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 07:24:45,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:45,232 INFO L93 Difference]: Finished difference Result 5786 states and 8506 transitions. [2022-11-19 07:24:45,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:24:45,233 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 77 [2022-11-19 07:24:45,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:45,250 INFO L225 Difference]: With dead ends: 5786 [2022-11-19 07:24:45,250 INFO L226 Difference]: Without dead ends: 2898 [2022-11-19 07:24:45,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:24:45,268 INFO L413 NwaCegarLoop]: 1959 mSDtfsCounter, 2243 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2243 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:45,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2243 Valid, 1959 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-11-19 07:24:45,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2898 states. [2022-11-19 07:24:45,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2898 to 2898. [2022-11-19 07:24:45,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2898 states, 1701 states have (on average 1.299235743680188) internal successors, (2210), 1796 states have internal predecessors, (2210), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:45,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 4260 transitions. [2022-11-19 07:24:45,607 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 4260 transitions. Word has length 77 [2022-11-19 07:24:45,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:45,607 INFO L495 AbstractCegarLoop]: Abstraction has 2898 states and 4260 transitions. [2022-11-19 07:24:45,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-19 07:24:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 4260 transitions. [2022-11-19 07:24:45,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-19 07:24:45,609 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:45,609 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:45,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-19 07:24:45,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:24:45,820 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:45,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:45,821 INFO L85 PathProgramCache]: Analyzing trace with hash 986206072, now seen corresponding path program 1 times [2022-11-19 07:24:45,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:45,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157048972] [2022-11-19 07:24:45,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:45,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:46,219 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:46,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157048972] [2022-11-19 07:24:46,220 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157048972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:46,220 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:46,220 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:46,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090043558] [2022-11-19 07:24:46,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:46,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:46,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:46,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:46,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:46,223 INFO L87 Difference]: Start difference. First operand 2898 states and 4260 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 07:24:49,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:50,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:52,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:52,054 INFO L93 Difference]: Finished difference Result 2898 states and 4260 transitions. [2022-11-19 07:24:52,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:24:52,056 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 72 [2022-11-19 07:24:52,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:52,073 INFO L225 Difference]: With dead ends: 2898 [2022-11-19 07:24:52,073 INFO L226 Difference]: Without dead ends: 2896 [2022-11-19 07:24:52,076 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 [2022-11-19 07:24:52,076 INFO L413 NwaCegarLoop]: 1956 mSDtfsCounter, 2231 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2233 SdHoareTripleChecker+Valid, 3912 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:52,077 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2233 Valid, 3912 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-11-19 07:24:52,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2896 states. [2022-11-19 07:24:52,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2896 to 2896. [2022-11-19 07:24:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2896 states, 1700 states have (on average 1.2988235294117647) internal successors, (2208), 1794 states have internal predecessors, (2208), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:52,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2896 states and 4258 transitions. [2022-11-19 07:24:52,378 INFO L78 Accepts]: Start accepts. Automaton has 2896 states and 4258 transitions. Word has length 72 [2022-11-19 07:24:52,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:52,379 INFO L495 AbstractCegarLoop]: Abstraction has 2896 states and 4258 transitions. [2022-11-19 07:24:52,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-19 07:24:52,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 4258 transitions. [2022-11-19 07:24:52,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-19 07:24:52,385 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:52,385 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:52,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-19 07:24:52,386 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:52,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:52,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1933733789, now seen corresponding path program 1 times [2022-11-19 07:24:52,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:52,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027678206] [2022-11-19 07:24:52,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:52,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:52,781 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:52,782 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:52,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027678206] [2022-11-19 07:24:52,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027678206] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:52,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:52,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:52,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823120724] [2022-11-19 07:24:52,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:52,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:52,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:52,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:52,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:52,784 INFO L87 Difference]: Start difference. First operand 2896 states and 4258 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:24:56,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:24:58,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:24:58,895 INFO L93 Difference]: Finished difference Result 2896 states and 4258 transitions. [2022-11-19 07:24:58,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:24:58,896 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 77 [2022-11-19 07:24:58,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:24:58,915 INFO L225 Difference]: With dead ends: 2896 [2022-11-19 07:24:58,915 INFO L226 Difference]: Without dead ends: 2894 [2022-11-19 07:24:58,918 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 [2022-11-19 07:24:58,919 INFO L413 NwaCegarLoop]: 1954 mSDtfsCounter, 2228 mSDsluCounter, 1954 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2230 SdHoareTripleChecker+Valid, 3908 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:24:58,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2230 Valid, 3908 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2022-11-19 07:24:58,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2894 states. [2022-11-19 07:24:59,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2894 to 2894. [2022-11-19 07:24:59,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2894 states, 1699 states have (on average 1.298410829899941) internal successors, (2206), 1792 states have internal predecessors, (2206), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:24:59,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2894 states and 4256 transitions. [2022-11-19 07:24:59,265 INFO L78 Accepts]: Start accepts. Automaton has 2894 states and 4256 transitions. Word has length 77 [2022-11-19 07:24:59,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:24:59,265 INFO L495 AbstractCegarLoop]: Abstraction has 2894 states and 4256 transitions. [2022-11-19 07:24:59,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-19 07:24:59,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 4256 transitions. [2022-11-19 07:24:59,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-19 07:24:59,267 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:24:59,267 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:24:59,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-19 07:24:59,268 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:24:59,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:24:59,268 INFO L85 PathProgramCache]: Analyzing trace with hash 792251686, now seen corresponding path program 1 times [2022-11-19 07:24:59,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:24:59,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443425700] [2022-11-19 07:24:59,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:24:59,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:24:59,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:24:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:24:59,663 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:24:59,663 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443425700] [2022-11-19 07:24:59,663 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1443425700] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:24:59,663 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:24:59,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:24:59,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058366468] [2022-11-19 07:24:59,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:24:59,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:24:59,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:24:59,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:24:59,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:24:59,666 INFO L87 Difference]: Start difference. First operand 2894 states and 4256 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:25:03,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:25:05,306 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 [] [2022-11-19 07:25:06,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:25:06,222 INFO L93 Difference]: Finished difference Result 2894 states and 4256 transitions. [2022-11-19 07:25:06,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:25:06,224 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 82 [2022-11-19 07:25:06,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:25:06,239 INFO L225 Difference]: With dead ends: 2894 [2022-11-19 07:25:06,239 INFO L226 Difference]: Without dead ends: 2892 [2022-11-19 07:25:06,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:25:06,243 INFO L413 NwaCegarLoop]: 1952 mSDtfsCounter, 2229 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 3900 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:25:06,243 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2231 Valid, 3900 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 596 Invalid, 1 Unknown, 0 Unchecked, 6.3s Time] [2022-11-19 07:25:06,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2892 states. [2022-11-19 07:25:06,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2892 to 2892. [2022-11-19 07:25:06,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2892 states, 1698 states have (on average 1.2979976442873968) internal successors, (2204), 1790 states have internal predecessors, (2204), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:25:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2892 states and 4254 transitions. [2022-11-19 07:25:06,582 INFO L78 Accepts]: Start accepts. Automaton has 2892 states and 4254 transitions. Word has length 82 [2022-11-19 07:25:06,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:25:06,583 INFO L495 AbstractCegarLoop]: Abstraction has 2892 states and 4254 transitions. [2022-11-19 07:25:06,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:25:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 4254 transitions. [2022-11-19 07:25:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-19 07:25:06,585 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:25:06,585 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:25:06,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-19 07:25:06,586 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:25:06,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:25:06,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1144793641, now seen corresponding path program 1 times [2022-11-19 07:25:06,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:25:06,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481619269] [2022-11-19 07:25:06,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:06,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:25:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:06,955 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:25:06,956 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:25:06,956 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481619269] [2022-11-19 07:25:06,956 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481619269] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:25:06,956 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:25:06,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:25:06,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050643229] [2022-11-19 07:25:06,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:25:06,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:25:06,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:25:06,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:25:06,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:25:06,958 INFO L87 Difference]: Start difference. First operand 2892 states and 4254 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:25:11,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:25:12,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:25:12,640 INFO L93 Difference]: Finished difference Result 2892 states and 4254 transitions. [2022-11-19 07:25:12,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:25:12,642 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 84 [2022-11-19 07:25:12,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:25:12,658 INFO L225 Difference]: With dead ends: 2892 [2022-11-19 07:25:12,658 INFO L226 Difference]: Without dead ends: 2890 [2022-11-19 07:25:12,661 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 [2022-11-19 07:25:12,662 INFO L413 NwaCegarLoop]: 1950 mSDtfsCounter, 2221 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 3900 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:25:12,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2223 Valid, 3900 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-11-19 07:25:12,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2890 states. [2022-11-19 07:25:12,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2890 to 2890. [2022-11-19 07:25:13,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 1697 states have (on average 1.2975839717147908) internal successors, (2202), 1788 states have internal predecessors, (2202), 1013 states have call successors, (1013), 164 states have call predecessors, (1013), 162 states have return successors, (1037), 990 states have call predecessors, (1037), 1011 states have call successors, (1037) [2022-11-19 07:25:13,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 4252 transitions. [2022-11-19 07:25:13,016 INFO L78 Accepts]: Start accepts. Automaton has 2890 states and 4252 transitions. Word has length 84 [2022-11-19 07:25:13,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:25:13,019 INFO L495 AbstractCegarLoop]: Abstraction has 2890 states and 4252 transitions. [2022-11-19 07:25:13,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-19 07:25:13,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 4252 transitions. [2022-11-19 07:25:13,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-19 07:25:13,021 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:25:13,021 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:25:13,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-19 07:25:13,021 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:25:13,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:25:13,022 INFO L85 PathProgramCache]: Analyzing trace with hash -2037436718, now seen corresponding path program 1 times [2022-11-19 07:25:13,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:25:13,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168807913] [2022-11-19 07:25:13,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:13,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:25:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:13,381 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:25:13,381 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:25:13,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168807913] [2022-11-19 07:25:13,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168807913] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:25:13,381 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:25:13,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:25:13,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50947931] [2022-11-19 07:25:13,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:25:13,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:25:13,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:25:13,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:25:13,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:25:13,383 INFO L87 Difference]: Start difference. First operand 2890 states and 4252 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:25:17,624 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 [] [2022-11-19 07:25:18,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:25:18,644 INFO L93 Difference]: Finished difference Result 3044 states and 4458 transitions. [2022-11-19 07:25:18,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:25:18,645 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 89 [2022-11-19 07:25:18,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:25:18,656 INFO L225 Difference]: With dead ends: 3044 [2022-11-19 07:25:18,657 INFO L226 Difference]: Without dead ends: 3042 [2022-11-19 07:25:18,659 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 [2022-11-19 07:25:18,659 INFO L413 NwaCegarLoop]: 1973 mSDtfsCounter, 2219 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 611 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 4030 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 611 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:25:18,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2223 Valid, 4030 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 611 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2022-11-19 07:25:18,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3042 states. [2022-11-19 07:25:19,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3042 to 3034. [2022-11-19 07:25:19,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3034 states, 1774 states have (on average 1.294250281848929) internal successors, (2296), 1870 states have internal predecessors, (2296), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-19 07:25:19,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 3034 states and 4446 transitions. [2022-11-19 07:25:19,070 INFO L78 Accepts]: Start accepts. Automaton has 3034 states and 4446 transitions. Word has length 89 [2022-11-19 07:25:19,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:25:19,071 INFO L495 AbstractCegarLoop]: Abstraction has 3034 states and 4446 transitions. [2022-11-19 07:25:19,071 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-19 07:25:19,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 4446 transitions. [2022-11-19 07:25:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-19 07:25:19,073 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:25:19,073 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:25:19,073 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-19 07:25:19,074 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:25:19,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:25:19,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1360912284, now seen corresponding path program 1 times [2022-11-19 07:25:19,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:25:19,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163382426] [2022-11-19 07:25:19,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:19,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:25:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:19,435 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:25:19,435 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:25:19,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163382426] [2022-11-19 07:25:19,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163382426] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:25:19,435 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:25:19,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:25:19,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719931959] [2022-11-19 07:25:19,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:25:19,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:25:19,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:25:19,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:25:19,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:25:19,437 INFO L87 Difference]: Start difference. First operand 3034 states and 4446 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:25:24,402 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 [] [2022-11-19 07:25:25,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:25:25,508 INFO L93 Difference]: Finished difference Result 3034 states and 4446 transitions. [2022-11-19 07:25:25,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:25:25,510 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 94 [2022-11-19 07:25:25,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:25:25,520 INFO L225 Difference]: With dead ends: 3034 [2022-11-19 07:25:25,520 INFO L226 Difference]: Without dead ends: 3032 [2022-11-19 07:25:25,522 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 [2022-11-19 07:25:25,523 INFO L413 NwaCegarLoop]: 1946 mSDtfsCounter, 2217 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2219 SdHoareTripleChecker+Valid, 3892 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:25:25,523 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2219 Valid, 3892 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 596 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2022-11-19 07:25:25,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2022-11-19 07:25:25,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 3032. [2022-11-19 07:25:25,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 1773 states have (on average 1.29385222786238) internal successors, (2294), 1868 states have internal predecessors, (2294), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-19 07:25:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 4444 transitions. [2022-11-19 07:25:25,881 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 4444 transitions. Word has length 94 [2022-11-19 07:25:25,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:25:25,882 INFO L495 AbstractCegarLoop]: Abstraction has 3032 states and 4444 transitions. [2022-11-19 07:25:25,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-19 07:25:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 4444 transitions. [2022-11-19 07:25:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-19 07:25:25,884 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:25:25,884 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:25:25,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-19 07:25:25,885 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:25:25,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:25:25,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1720174063, now seen corresponding path program 1 times [2022-11-19 07:25:25,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:25:25,886 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501225836] [2022-11-19 07:25:25,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:25,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:25:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:26,260 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:25:26,261 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:25:26,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501225836] [2022-11-19 07:25:26,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501225836] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:25:26,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:25:26,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:25:26,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182308149] [2022-11-19 07:25:26,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:25:26,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:25:26,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:25:26,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:25:26,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:25:26,264 INFO L87 Difference]: Start difference. First operand 3032 states and 4444 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:25:30,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:25:31,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:25:31,297 INFO L93 Difference]: Finished difference Result 3032 states and 4444 transitions. [2022-11-19 07:25:31,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:25:31,299 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 99 [2022-11-19 07:25:31,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:25:31,312 INFO L225 Difference]: With dead ends: 3032 [2022-11-19 07:25:31,313 INFO L226 Difference]: Without dead ends: 3030 [2022-11-19 07:25:31,315 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 [2022-11-19 07:25:31,316 INFO L413 NwaCegarLoop]: 1944 mSDtfsCounter, 2214 mSDsluCounter, 1944 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2216 SdHoareTripleChecker+Valid, 3888 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:25:31,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2216 Valid, 3888 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-11-19 07:25:31,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3030 states. [2022-11-19 07:25:31,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3030 to 3030. [2022-11-19 07:25:31,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3030 states, 1772 states have (on average 1.2934537246049662) internal successors, (2292), 1866 states have internal predecessors, (2292), 1063 states have call successors, (1063), 182 states have call predecessors, (1063), 180 states have return successors, (1087), 1036 states have call predecessors, (1087), 1061 states have call successors, (1087) [2022-11-19 07:25:31,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 4442 transitions. [2022-11-19 07:25:31,712 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 4442 transitions. Word has length 99 [2022-11-19 07:25:31,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:25:31,713 INFO L495 AbstractCegarLoop]: Abstraction has 3030 states and 4442 transitions. [2022-11-19 07:25:31,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:25:31,713 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 4442 transitions. [2022-11-19 07:25:31,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2022-11-19 07:25:31,715 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:25:31,716 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:25:31,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-19 07:25:31,716 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:25:31,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:25:31,717 INFO L85 PathProgramCache]: Analyzing trace with hash 738225764, now seen corresponding path program 1 times [2022-11-19 07:25:31,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:25:31,717 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782234753] [2022-11-19 07:25:31,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:31,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:25:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:32,454 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-19 07:25:32,454 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:25:32,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782234753] [2022-11-19 07:25:32,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782234753] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:25:32,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:25:32,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:25:32,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111135710] [2022-11-19 07:25:32,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:25:32,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:25:32,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:25:32,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:25:32,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:25:32,457 INFO L87 Difference]: Start difference. First operand 3030 states and 4442 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:25:36,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:25:38,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:25:40,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:25:40,655 INFO L93 Difference]: Finished difference Result 3084 states and 4481 transitions. [2022-11-19 07:25:40,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 07:25:40,656 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 131 [2022-11-19 07:25:40,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:25:40,673 INFO L225 Difference]: With dead ends: 3084 [2022-11-19 07:25:40,674 INFO L226 Difference]: Without dead ends: 3082 [2022-11-19 07:25:40,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-19 07:25:40,677 INFO L413 NwaCegarLoop]: 1944 mSDtfsCounter, 1169 mSDsluCounter, 4834 mSDsCounter, 0 mSdLazyCounter, 1012 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1170 SdHoareTripleChecker+Valid, 6778 SdHoareTripleChecker+Invalid, 1013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:25:40,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1170 Valid, 6778 Invalid, 1013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1012 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2022-11-19 07:25:40,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3082 states. [2022-11-19 07:25:41,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3082 to 3082. [2022-11-19 07:25:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3082 states, 1798 states have (on average 1.2880978865406008) internal successors, (2316), 1891 states have internal predecessors, (2316), 1069 states have call successors, (1069), 203 states have call predecessors, (1069), 201 states have return successors, (1093), 1042 states have call predecessors, (1093), 1067 states have call successors, (1093) [2022-11-19 07:25:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 3082 states and 4478 transitions. [2022-11-19 07:25:41,119 INFO L78 Accepts]: Start accepts. Automaton has 3082 states and 4478 transitions. Word has length 131 [2022-11-19 07:25:41,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:25:41,120 INFO L495 AbstractCegarLoop]: Abstraction has 3082 states and 4478 transitions. [2022-11-19 07:25:41,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-19 07:25:41,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 4478 transitions. [2022-11-19 07:25:41,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-19 07:25:41,123 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:25:41,123 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:25:41,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-19 07:25:41,123 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:25:41,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:25:41,124 INFO L85 PathProgramCache]: Analyzing trace with hash -512137864, now seen corresponding path program 1 times [2022-11-19 07:25:41,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:25:41,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930575217] [2022-11-19 07:25:41,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:41,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:25:41,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:41,516 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:25:41,516 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:25:41,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930575217] [2022-11-19 07:25:41,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930575217] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:25:41,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:25:41,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:25:41,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961872128] [2022-11-19 07:25:41,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:25:41,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:25:41,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:25:41,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:25:41,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:25:41,519 INFO L87 Difference]: Start difference. First operand 3082 states and 4478 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 07:25:46,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:25:46,263 INFO L93 Difference]: Finished difference Result 3082 states and 4478 transitions. [2022-11-19 07:25:46,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:25:46,265 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 104 [2022-11-19 07:25:46,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:25:46,279 INFO L225 Difference]: With dead ends: 3082 [2022-11-19 07:25:46,279 INFO L226 Difference]: Without dead ends: 3080 [2022-11-19 07:25:46,281 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 [2022-11-19 07:25:46,282 INFO L413 NwaCegarLoop]: 1940 mSDtfsCounter, 2209 mSDsluCounter, 1940 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2211 SdHoareTripleChecker+Valid, 3880 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:25:46,282 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2211 Valid, 3880 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2022-11-19 07:25:46,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3080 states. [2022-11-19 07:25:46,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3080 to 3080. [2022-11-19 07:25:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3080 states, 1797 states have (on average 1.2877017250973846) internal successors, (2314), 1889 states have internal predecessors, (2314), 1069 states have call successors, (1069), 203 states have call predecessors, (1069), 201 states have return successors, (1093), 1042 states have call predecessors, (1093), 1067 states have call successors, (1093) [2022-11-19 07:25:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 3080 states and 4476 transitions. [2022-11-19 07:25:46,679 INFO L78 Accepts]: Start accepts. Automaton has 3080 states and 4476 transitions. Word has length 104 [2022-11-19 07:25:46,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:25:46,680 INFO L495 AbstractCegarLoop]: Abstraction has 3080 states and 4476 transitions. [2022-11-19 07:25:46,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-19 07:25:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 4476 transitions. [2022-11-19 07:25:46,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-19 07:25:46,683 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:25:46,683 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:25:46,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-19 07:25:46,684 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:25:46,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:25:46,684 INFO L85 PathProgramCache]: Analyzing trace with hash 1941204211, now seen corresponding path program 1 times [2022-11-19 07:25:46,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:25:46,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311288078] [2022-11-19 07:25:46,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:46,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:25:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-19 07:25:48,763 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:25:48,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311288078] [2022-11-19 07:25:48,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311288078] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:25:48,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232894538] [2022-11-19 07:25:48,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:25:48,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:25:48,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:25:48,768 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:25:48,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:25:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:25:49,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 3282 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-19 07:25:49,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:25:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-19 07:25:50,270 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:25:50,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [232894538] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:25:50,270 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:25:50,270 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [9] total 17 [2022-11-19 07:25:50,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117264434] [2022-11-19 07:25:50,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:25:50,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-19 07:25:50,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:25:50,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-19 07:25:50,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2022-11-19 07:25:50,272 INFO L87 Difference]: Start difference. First operand 3080 states and 4476 transitions. Second operand has 12 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-19 07:26:03,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:04,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:06,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:08,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:10,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:11,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:12,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:15,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:17,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:23,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:26:23,963 INFO L93 Difference]: Finished difference Result 6950 states and 10240 transitions. [2022-11-19 07:26:23,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-19 07:26:23,964 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) Word has length 120 [2022-11-19 07:26:23,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:26:23,985 INFO L225 Difference]: With dead ends: 6950 [2022-11-19 07:26:23,985 INFO L226 Difference]: Without dead ends: 3884 [2022-11-19 07:26:24,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=440, Unknown=0, NotChecked=0, Total=506 [2022-11-19 07:26:24,012 INFO L413 NwaCegarLoop]: 2485 mSDtfsCounter, 946 mSDsluCounter, 23566 mSDsCounter, 0 mSdLazyCounter, 4495 mSolverCounterSat, 529 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 26051 SdHoareTripleChecker+Invalid, 5026 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 529 IncrementalHoareTripleChecker+Valid, 4495 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:26:24,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 26051 Invalid, 5026 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [529 Valid, 4495 Invalid, 2 Unknown, 0 Unchecked, 32.7s Time] [2022-11-19 07:26:24,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3884 states. [2022-11-19 07:26:24,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3884 to 3108. [2022-11-19 07:26:24,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3108 states, 1815 states have (on average 1.284848484848485) internal successors, (2332), 1907 states have internal predecessors, (2332), 1077 states have call successors, (1077), 203 states have call predecessors, (1077), 203 states have return successors, (1105), 1052 states have call predecessors, (1105), 1075 states have call successors, (1105) [2022-11-19 07:26:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 3108 states and 4514 transitions. [2022-11-19 07:26:24,587 INFO L78 Accepts]: Start accepts. Automaton has 3108 states and 4514 transitions. Word has length 120 [2022-11-19 07:26:24,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:26:24,588 INFO L495 AbstractCegarLoop]: Abstraction has 3108 states and 4514 transitions. [2022-11-19 07:26:24,588 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 5.555555555555555) internal successors, (50), 10 states have internal predecessors, (50), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-19 07:26:24,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 4514 transitions. [2022-11-19 07:26:24,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-19 07:26:24,591 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:24,591 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:24,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:26:24,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-11-19 07:26:24,805 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:26:24,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:24,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1854275529, now seen corresponding path program 1 times [2022-11-19 07:26:24,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:24,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516494930] [2022-11-19 07:26:24,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:24,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:25,279 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:26:25,279 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:26:25,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516494930] [2022-11-19 07:26:25,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516494930] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:26:25,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:26:25,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:26:25,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452942496] [2022-11-19 07:26:25,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:26:25,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:26:25,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:26:25,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:26:25,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:26:25,283 INFO L87 Difference]: Start difference. First operand 3108 states and 4514 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:26:29,697 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 [] [2022-11-19 07:26:30,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:26:30,810 INFO L93 Difference]: Finished difference Result 3116 states and 4524 transitions. [2022-11-19 07:26:30,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:26:30,812 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 109 [2022-11-19 07:26:30,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:26:30,826 INFO L225 Difference]: With dead ends: 3116 [2022-11-19 07:26:30,827 INFO L226 Difference]: Without dead ends: 3114 [2022-11-19 07:26:30,830 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 [2022-11-19 07:26:30,831 INFO L413 NwaCegarLoop]: 1963 mSDtfsCounter, 2205 mSDsluCounter, 2047 mSDsCounter, 0 mSdLazyCounter, 611 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2209 SdHoareTripleChecker+Valid, 4010 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 611 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:26:30,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2209 Valid, 4010 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 611 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2022-11-19 07:26:30,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3114 states. [2022-11-19 07:26:31,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3114 to 3106. [2022-11-19 07:26:31,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3106 states, 1814 states have (on average 1.2844542447629548) internal successors, (2330), 1905 states have internal predecessors, (2330), 1077 states have call successors, (1077), 203 states have call predecessors, (1077), 203 states have return successors, (1105), 1052 states have call predecessors, (1105), 1075 states have call successors, (1105) [2022-11-19 07:26:31,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 3106 states and 4512 transitions. [2022-11-19 07:26:31,329 INFO L78 Accepts]: Start accepts. Automaton has 3106 states and 4512 transitions. Word has length 109 [2022-11-19 07:26:31,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:26:31,330 INFO L495 AbstractCegarLoop]: Abstraction has 3106 states and 4512 transitions. [2022-11-19 07:26:31,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-19 07:26:31,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 4512 transitions. [2022-11-19 07:26:31,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-19 07:26:31,332 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:26:31,332 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:26:31,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-19 07:26:31,333 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:26:31,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:26:31,333 INFO L85 PathProgramCache]: Analyzing trace with hash 234239601, now seen corresponding path program 1 times [2022-11-19 07:26:31,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:26:31,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704199637] [2022-11-19 07:26:31,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:31,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:26:31,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:33,008 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-19 07:26:33,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:26:33,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704199637] [2022-11-19 07:26:33,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704199637] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:26:33,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [635077005] [2022-11-19 07:26:33,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:26:33,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:26:33,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:26:33,011 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:26:33,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:26:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:26:34,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 3288 conjuncts, 24 conjunts are in the unsatisfiable core [2022-11-19 07:26:34,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:26:34,505 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2022-11-19 07:26:34,505 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:26:34,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [635077005] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:26:34,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 07:26:34,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [9] total 18 [2022-11-19 07:26:34,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314612958] [2022-11-19 07:26:34,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:26:34,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-19 07:26:34,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:26:34,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-19 07:26:34,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=272, Unknown=0, NotChecked=0, Total=306 [2022-11-19 07:26:34,508 INFO L87 Difference]: Start difference. First operand 3106 states and 4512 transitions. Second operand has 13 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-19 07:26:47,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:49,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:50,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:52,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:54,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:26:58,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:00,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:07,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:27:07,333 INFO L93 Difference]: Finished difference Result 7031 states and 10355 transitions. [2022-11-19 07:27:07,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-19 07:27:07,335 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) Word has length 122 [2022-11-19 07:27:07,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:27:07,353 INFO L225 Difference]: With dead ends: 7031 [2022-11-19 07:27:07,353 INFO L226 Difference]: Without dead ends: 3939 [2022-11-19 07:27:07,367 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=72, Invalid=528, Unknown=0, NotChecked=0, Total=600 [2022-11-19 07:27:07,368 INFO L413 NwaCegarLoop]: 2499 mSDtfsCounter, 956 mSDsluCounter, 26171 mSDsCounter, 0 mSdLazyCounter, 4935 mSolverCounterSat, 534 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 28670 SdHoareTripleChecker+Invalid, 5473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 4935 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:27:07,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [963 Valid, 28670 Invalid, 5473 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [534 Valid, 4935 Invalid, 4 Unknown, 0 Unchecked, 31.8s Time] [2022-11-19 07:27:07,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-11-19 07:27:07,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3123. [2022-11-19 07:27:07,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3123 states, 1825 states have (on average 1.2827397260273972) internal successors, (2341), 1917 states have internal predecessors, (2341), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-19 07:27:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 3123 states and 4537 transitions. [2022-11-19 07:27:07,981 INFO L78 Accepts]: Start accepts. Automaton has 3123 states and 4537 transitions. Word has length 122 [2022-11-19 07:27:07,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:27:07,982 INFO L495 AbstractCegarLoop]: Abstraction has 3123 states and 4537 transitions. [2022-11-19 07:27:07,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 5.2) internal successors, (52), 11 states have internal predecessors, (52), 6 states have call successors, (23), 2 states have call predecessors, (23), 5 states have return successors, (21), 7 states have call predecessors, (21), 6 states have call successors, (21) [2022-11-19 07:27:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 4537 transitions. [2022-11-19 07:27:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-19 07:27:07,984 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:27:07,984 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:27:08,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:27:08,195 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:27:08,195 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:27:08,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:27:08,195 INFO L85 PathProgramCache]: Analyzing trace with hash 252484805, now seen corresponding path program 1 times [2022-11-19 07:27:08,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:27:08,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734663902] [2022-11-19 07:27:08,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:27:08,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:27:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:27:08,585 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:27:08,586 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:27:08,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734663902] [2022-11-19 07:27:08,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734663902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:27:08,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:27:08,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:27:08,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746606140] [2022-11-19 07:27:08,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:27:08,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:27:08,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:27:08,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:27:08,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:27:08,588 INFO L87 Difference]: Start difference. First operand 3123 states and 4537 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-19 07:27:13,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:14,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:15,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:27:15,637 INFO L93 Difference]: Finished difference Result 3123 states and 4537 transitions. [2022-11-19 07:27:15,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:27:15,639 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 114 [2022-11-19 07:27:15,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:27:15,653 INFO L225 Difference]: With dead ends: 3123 [2022-11-19 07:27:15,653 INFO L226 Difference]: Without dead ends: 3121 [2022-11-19 07:27:15,656 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 [2022-11-19 07:27:15,657 INFO L413 NwaCegarLoop]: 1936 mSDtfsCounter, 2203 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2205 SdHoareTripleChecker+Valid, 3872 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2022-11-19 07:27:15,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2205 Valid, 3872 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2022-11-19 07:27:15,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3121 states. [2022-11-19 07:27:16,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3121 to 3121. [2022-11-19 07:27:16,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3121 states, 1824 states have (on average 1.2823464912280702) internal successors, (2339), 1915 states have internal predecessors, (2339), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-19 07:27:16,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3121 states to 3121 states and 4535 transitions. [2022-11-19 07:27:16,291 INFO L78 Accepts]: Start accepts. Automaton has 3121 states and 4535 transitions. Word has length 114 [2022-11-19 07:27:16,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:27:16,292 INFO L495 AbstractCegarLoop]: Abstraction has 3121 states and 4535 transitions. [2022-11-19 07:27:16,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-19 07:27:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand 3121 states and 4535 transitions. [2022-11-19 07:27:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-19 07:27:16,294 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:27:16,294 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:27:16,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-19 07:27:16,295 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:27:16,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:27:16,295 INFO L85 PathProgramCache]: Analyzing trace with hash 260132534, now seen corresponding path program 1 times [2022-11-19 07:27:16,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:27:16,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941017667] [2022-11-19 07:27:16,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:27:16,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:27:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:27:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:27:17,035 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:27:17,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941017667] [2022-11-19 07:27:17,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941017667] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:27:17,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:27:17,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:27:17,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904334432] [2022-11-19 07:27:17,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:27:17,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:27:17,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:27:17,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:27:17,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:27:17,038 INFO L87 Difference]: Start difference. First operand 3121 states and 4535 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:27:21,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:22,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:27:22,997 INFO L93 Difference]: Finished difference Result 3121 states and 4535 transitions. [2022-11-19 07:27:22,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:27:22,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 119 [2022-11-19 07:27:22,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:27:23,010 INFO L225 Difference]: With dead ends: 3121 [2022-11-19 07:27:23,010 INFO L226 Difference]: Without dead ends: 3119 [2022-11-19 07:27:23,013 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 [2022-11-19 07:27:23,013 INFO L413 NwaCegarLoop]: 1934 mSDtfsCounter, 2200 mSDsluCounter, 1934 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2202 SdHoareTripleChecker+Valid, 3868 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:27:23,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2202 Valid, 3868 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2022-11-19 07:27:23,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3119 states. [2022-11-19 07:27:23,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3119 to 3119. [2022-11-19 07:27:23,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3119 states, 1823 states have (on average 1.2819528250137135) internal successors, (2337), 1913 states have internal predecessors, (2337), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-19 07:27:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3119 states to 3119 states and 4533 transitions. [2022-11-19 07:27:23,464 INFO L78 Accepts]: Start accepts. Automaton has 3119 states and 4533 transitions. Word has length 119 [2022-11-19 07:27:23,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:27:23,464 INFO L495 AbstractCegarLoop]: Abstraction has 3119 states and 4533 transitions. [2022-11-19 07:27:23,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-19 07:27:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 4533 transitions. [2022-11-19 07:27:23,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-19 07:27:23,467 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:27:23,468 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:27:23,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-19 07:27:23,468 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:27:23,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:27:23,468 INFO L85 PathProgramCache]: Analyzing trace with hash 868848064, now seen corresponding path program 1 times [2022-11-19 07:27:23,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:27:23,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080993037] [2022-11-19 07:27:23,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:27:23,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:27:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:27:23,823 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:27:23,823 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:27:23,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080993037] [2022-11-19 07:27:23,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080993037] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:27:23,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:27:23,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:27:23,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958556789] [2022-11-19 07:27:23,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:27:23,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:27:23,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:27:23,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:27:23,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:27:23,825 INFO L87 Difference]: Start difference. First operand 3119 states and 4533 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 07:27:28,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:29,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:27:29,379 INFO L93 Difference]: Finished difference Result 3119 states and 4533 transitions. [2022-11-19 07:27:29,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:27:29,383 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 124 [2022-11-19 07:27:29,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:27:29,390 INFO L225 Difference]: With dead ends: 3119 [2022-11-19 07:27:29,390 INFO L226 Difference]: Without dead ends: 3117 [2022-11-19 07:27:29,391 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 [2022-11-19 07:27:29,392 INFO L413 NwaCegarLoop]: 1932 mSDtfsCounter, 2197 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2199 SdHoareTripleChecker+Valid, 3864 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:27:29,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2199 Valid, 3864 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-11-19 07:27:29,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3117 states. [2022-11-19 07:27:30,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3117 to 3117. [2022-11-19 07:27:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3117 states, 1822 states have (on average 1.2815587266739847) internal successors, (2335), 1911 states have internal predecessors, (2335), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-19 07:27:30,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 3117 states and 4531 transitions. [2022-11-19 07:27:30,087 INFO L78 Accepts]: Start accepts. Automaton has 3117 states and 4531 transitions. Word has length 124 [2022-11-19 07:27:30,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:27:30,087 INFO L495 AbstractCegarLoop]: Abstraction has 3117 states and 4531 transitions. [2022-11-19 07:27:30,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-19 07:27:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 4531 transitions. [2022-11-19 07:27:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-19 07:27:30,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:27:30,090 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:27:30,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-19 07:27:30,091 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:27:30,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:27:30,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1023573559, now seen corresponding path program 1 times [2022-11-19 07:27:30,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:27:30,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095386420] [2022-11-19 07:27:30,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:27:30,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:27:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:27:30,453 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:27:30,454 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:27:30,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095386420] [2022-11-19 07:27:30,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095386420] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:27:30,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:27:30,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:27:30,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033728532] [2022-11-19 07:27:30,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:27:30,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:27:30,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:27:30,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:27:30,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:27:30,456 INFO L87 Difference]: Start difference. First operand 3117 states and 4531 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 07:27:34,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:36,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:37,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:27:37,505 INFO L93 Difference]: Finished difference Result 3117 states and 4531 transitions. [2022-11-19 07:27:37,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:27:37,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 129 [2022-11-19 07:27:37,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:27:37,518 INFO L225 Difference]: With dead ends: 3117 [2022-11-19 07:27:37,518 INFO L226 Difference]: Without dead ends: 3115 [2022-11-19 07:27:37,520 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 [2022-11-19 07:27:37,521 INFO L413 NwaCegarLoop]: 1930 mSDtfsCounter, 2194 mSDsluCounter, 1930 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2196 SdHoareTripleChecker+Valid, 3860 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:27:37,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2196 Valid, 3860 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 6.5s Time] [2022-11-19 07:27:37,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3115 states. [2022-11-19 07:27:38,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3115 to 3115. [2022-11-19 07:27:38,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3115 states, 1821 states have (on average 1.2811641954969797) internal successors, (2333), 1909 states have internal predecessors, (2333), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-19 07:27:38,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 3115 states and 4529 transitions. [2022-11-19 07:27:38,169 INFO L78 Accepts]: Start accepts. Automaton has 3115 states and 4529 transitions. Word has length 129 [2022-11-19 07:27:38,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:27:38,169 INFO L495 AbstractCegarLoop]: Abstraction has 3115 states and 4529 transitions. [2022-11-19 07:27:38,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 07:27:38,170 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 4529 transitions. [2022-11-19 07:27:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-19 07:27:38,172 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:27:38,173 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:27:38,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-19 07:27:38,173 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:27:38,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:27:38,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1012689472, now seen corresponding path program 1 times [2022-11-19 07:27:38,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:27:38,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537373456] [2022-11-19 07:27:38,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:27:38,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:27:38,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:27:38,623 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-19 07:27:38,623 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:27:38,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537373456] [2022-11-19 07:27:38,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537373456] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:27:38,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:27:38,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:27:38,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227223027] [2022-11-19 07:27:38,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:27:38,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:27:38,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:27:38,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:27:38,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:27:38,627 INFO L87 Difference]: Start difference. First operand 3115 states and 4529 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-19 07:27:42,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:43,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:27:44,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:27:44,240 INFO L93 Difference]: Finished difference Result 3115 states and 4529 transitions. [2022-11-19 07:27:44,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:27:44,241 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 134 [2022-11-19 07:27:44,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:27:44,248 INFO L225 Difference]: With dead ends: 3115 [2022-11-19 07:27:44,248 INFO L226 Difference]: Without dead ends: 3113 [2022-11-19 07:27:44,249 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 [2022-11-19 07:27:44,250 INFO L413 NwaCegarLoop]: 1928 mSDtfsCounter, 2191 mSDsluCounter, 1928 mSDsCounter, 0 mSdLazyCounter, 597 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2193 SdHoareTripleChecker+Valid, 3856 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:27:44,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2193 Valid, 3856 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 597 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-11-19 07:27:44,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3113 states. [2022-11-19 07:27:44,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3113 to 3113. [2022-11-19 07:27:44,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3113 states, 1820 states have (on average 1.2807692307692307) internal successors, (2331), 1907 states have internal predecessors, (2331), 1082 states have call successors, (1082), 203 states have call predecessors, (1082), 204 states have return successors, (1114), 1057 states have call predecessors, (1114), 1080 states have call successors, (1114) [2022-11-19 07:27:44,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 3113 states and 4527 transitions. [2022-11-19 07:27:44,726 INFO L78 Accepts]: Start accepts. Automaton has 3113 states and 4527 transitions. Word has length 134 [2022-11-19 07:27:44,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:27:44,727 INFO L495 AbstractCegarLoop]: Abstraction has 3113 states and 4527 transitions. [2022-11-19 07:27:44,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-11-19 07:27:44,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 4527 transitions. [2022-11-19 07:27:44,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-19 07:27:44,731 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:27:44,731 INFO L195 NwaCegarLoop]: trace histogram [8, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:27:44,731 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-19 07:27:44,732 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2022-11-19 07:27:44,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:27:44,732 INFO L85 PathProgramCache]: Analyzing trace with hash 969281662, now seen corresponding path program 1 times [2022-11-19 07:27:44,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:27:44,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436681585] [2022-11-19 07:27:44,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:27:44,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:27:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:27:45,698 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-11-19 07:27:45,698 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:27:45,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436681585] [2022-11-19 07:27:45,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436681585] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 07:27:45,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689345727] [2022-11-19 07:27:45,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:27:45,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:27:45,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:27:45,711 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:27:45,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86703520-d041-4a6d-9dcd-3150427fad6c/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:27:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:27:46,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 3501 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-19 07:27:46,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:27:47,018 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 84 proven. 8 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-19 07:27:47,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:27:47,481 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2022-11-19 07:27:47,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689345727] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:27:47,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [397269815] [2022-11-19 07:27:47,509 INFO L159 IcfgInterpreter]: Started Sifa with 86 locations of interest [2022-11-19 07:27:47,509 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:27:47,512 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:27:47,518 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:27:47,518 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:30:27,355 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 [2022-11-19 07:30:27,366 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 [2022-11-19 07:30:59,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-19 07:30:59,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-19 07:30:59,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:30:59,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:30:59,960 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-19 07:30:59,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 91 select indices, 91 select index equivalence classes, 1489 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 2 case distinctions, treesize of input 827 treesize of output 1104 [2022-11-19 07:31:00,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,574 INFO L217 Elim1Store]: Index analysis took 106 ms [2022-11-19 07:31:00,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,634 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:31:00,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:00,745 INFO L321 Elim1Store]: treesize reduction 28, result has 40.4 percent of original size [2022-11-19 07:31:00,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 91 select indices, 91 select index equivalence classes, 1489 disjoint index pairs (out of 4095 index pairs), introduced 91 new quantified variables, introduced 2 case distinctions, treesize of input 827 treesize of output 1100 [2022-11-19 07:31:01,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,737 INFO L217 Elim1Store]: Index analysis took 207 ms [2022-11-19 07:31:01,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:31:01,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:01,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:31:03,128 INFO L321 Elim1Store]: treesize reduction 624, result has 40.8 percent of original size [2022-11-19 07:31:03,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 181 select indices, 181 select index equivalence classes, 1040 disjoint index pairs (out of 16290 index pairs), introduced 181 new quantified variables, introduced 39 case distinctions, treesize of input 1373 treesize of output 2057 [2022-11-19 07:31:04,692 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 42