./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--net--usb--kaweth.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f0d35ad3183ac446cae7457c51fa9452f8942f4b349e6e40633392db1dd8aa97 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 12:59:52,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 12:59:52,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 12:59:52,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 12:59:52,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 12:59:52,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 12:59:52,232 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 12:59:52,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 12:59:52,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 12:59:52,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 12:59:52,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 12:59:52,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 12:59:52,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 12:59:52,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 12:59:52,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 12:59:52,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 12:59:52,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 12:59:52,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 12:59:52,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 12:59:52,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 12:59:52,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 12:59:52,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 12:59:52,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 12:59:52,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 12:59:52,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 12:59:52,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 12:59:52,262 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 12:59:52,263 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 12:59:52,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 12:59:52,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 12:59:52,264 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 12:59:52,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 12:59:52,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 12:59:52,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 12:59:52,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 12:59:52,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 12:59:52,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 12:59:52,269 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 12:59:52,269 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 12:59:52,270 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 12:59:52,270 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 12:59:52,271 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 12:59:52,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 12:59:52,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 12:59:52,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 12:59:52,294 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 12:59:52,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 12:59:52,295 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 12:59:52,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 12:59:52,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 12:59:52,295 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 12:59:52,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 12:59:52,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 12:59:52,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 12:59:52,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 12:59:52,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 12:59:52,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 12:59:52,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 12:59:52,297 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 12:59:52,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 12:59:52,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 12:59:52,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 12:59:52,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 12:59:52,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 12:59:52,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 12:59:52,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 12:59:52,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 12:59:52,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 12:59:52,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 12:59:52,299 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 12:59:52,299 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 12:59:52,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 12:59:52,300 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 12:59:52,300 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d35ad3183ac446cae7457c51fa9452f8942f4b349e6e40633392db1dd8aa97 [2021-11-17 12:59:52,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 12:59:52,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 12:59:52,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 12:59:52,513 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 12:59:52,514 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 12:59:52,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i [2021-11-17 12:59:52,560 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7e219c07/a97aab7d3e9647a58bacfee7aec01e1d/FLAG091461eab [2021-11-17 12:59:53,128 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 12:59:53,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i [2021-11-17 12:59:53,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7e219c07/a97aab7d3e9647a58bacfee7aec01e1d/FLAG091461eab [2021-11-17 12:59:53,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7e219c07/a97aab7d3e9647a58bacfee7aec01e1d [2021-11-17 12:59:53,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 12:59:53,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 12:59:53,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 12:59:53,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 12:59:53,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 12:59:53,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:59:53" (1/1) ... [2021-11-17 12:59:53,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b092d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:53, skipping insertion in model container [2021-11-17 12:59:53,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:59:53" (1/1) ... [2021-11-17 12:59:53,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 12:59:53,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 12:59:55,301 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385539,385552] [2021-11-17 12:59:55,303 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385684,385697] [2021-11-17 12:59:55,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385830,385843] [2021-11-17 12:59:55,305 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385995,386008] [2021-11-17 12:59:55,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386153,386166] [2021-11-17 12:59:55,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386311,386324] [2021-11-17 12:59:55,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386469,386482] [2021-11-17 12:59:55,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386629,386642] [2021-11-17 12:59:55,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386788,386801] [2021-11-17 12:59:55,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386927,386940] [2021-11-17 12:59:55,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387069,387082] [2021-11-17 12:59:55,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387218,387231] [2021-11-17 12:59:55,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387357,387370] [2021-11-17 12:59:55,316 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387512,387525] [2021-11-17 12:59:55,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387672,387685] [2021-11-17 12:59:55,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387823,387836] [2021-11-17 12:59:55,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387974,387987] [2021-11-17 12:59:55,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388126,388139] [2021-11-17 12:59:55,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388275,388288] [2021-11-17 12:59:55,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388423,388436] [2021-11-17 12:59:55,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388580,388593] [2021-11-17 12:59:55,319 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388729,388742] [2021-11-17 12:59:55,320 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388885,388898] [2021-11-17 12:59:55,320 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389038,389051] [2021-11-17 12:59:55,321 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389184,389197] [2021-11-17 12:59:55,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389327,389340] [2021-11-17 12:59:55,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389479,389492] [2021-11-17 12:59:55,322 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389625,389638] [2021-11-17 12:59:55,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389770,389783] [2021-11-17 12:59:55,323 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389924,389937] [2021-11-17 12:59:55,324 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390075,390088] [2021-11-17 12:59:55,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390230,390243] [2021-11-17 12:59:55,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390382,390395] [2021-11-17 12:59:55,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390537,390550] [2021-11-17 12:59:55,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390701,390714] [2021-11-17 12:59:55,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390857,390870] [2021-11-17 12:59:55,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391021,391034] [2021-11-17 12:59:55,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391163,391176] [2021-11-17 12:59:55,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391321,391334] [2021-11-17 12:59:55,327 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391488,391501] [2021-11-17 12:59:55,328 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391647,391660] [2021-11-17 12:59:55,328 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391806,391819] [2021-11-17 12:59:55,328 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391955,391968] [2021-11-17 12:59:55,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392102,392115] [2021-11-17 12:59:55,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392241,392254] [2021-11-17 12:59:55,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392404,392417] [2021-11-17 12:59:55,329 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392570,392583] [2021-11-17 12:59:55,330 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392734,392747] [2021-11-17 12:59:55,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392899,392912] [2021-11-17 12:59:55,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393064,393077] [2021-11-17 12:59:55,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393230,393243] [2021-11-17 12:59:55,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393395,393408] [2021-11-17 12:59:55,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393562,393575] [2021-11-17 12:59:55,333 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393722,393735] [2021-11-17 12:59:55,333 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393884,393897] [2021-11-17 12:59:55,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394043,394056] [2021-11-17 12:59:55,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394189,394202] [2021-11-17 12:59:55,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394332,394345] [2021-11-17 12:59:55,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394476,394489] [2021-11-17 12:59:55,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394619,394632] [2021-11-17 12:59:55,335 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394763,394776] [2021-11-17 12:59:55,336 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394904,394917] [2021-11-17 12:59:55,336 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395042,395055] [2021-11-17 12:59:55,336 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395200,395213] [2021-11-17 12:59:55,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395359,395372] [2021-11-17 12:59:55,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395515,395528] [2021-11-17 12:59:55,337 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395664,395677] [2021-11-17 12:59:55,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395816,395829] [2021-11-17 12:59:55,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395967,395980] [2021-11-17 12:59:55,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396116,396129] [2021-11-17 12:59:55,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396268,396281] [2021-11-17 12:59:55,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396416,396429] [2021-11-17 12:59:55,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396569,396582] [2021-11-17 12:59:55,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396720,396733] [2021-11-17 12:59:55,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396870,396883] [2021-11-17 12:59:55,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397017,397030] [2021-11-17 12:59:55,340 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397168,397181] [2021-11-17 12:59:55,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397319,397332] [2021-11-17 12:59:55,341 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397467,397480] [2021-11-17 12:59:55,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397633,397646] [2021-11-17 12:59:55,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397802,397815] [2021-11-17 12:59:55,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397969,397982] [2021-11-17 12:59:55,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398137,398150] [2021-11-17 12:59:55,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398287,398300] [2021-11-17 12:59:55,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398434,398447] [2021-11-17 12:59:55,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398595,398608] [2021-11-17 12:59:55,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398765,398778] [2021-11-17 12:59:55,344 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398927,398940] [2021-11-17 12:59:55,357 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 12:59:55,412 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 12:59:55,633 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385539,385552] [2021-11-17 12:59:55,635 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385684,385697] [2021-11-17 12:59:55,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385830,385843] [2021-11-17 12:59:55,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[385995,386008] [2021-11-17 12:59:55,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386153,386166] [2021-11-17 12:59:55,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386311,386324] [2021-11-17 12:59:55,639 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386469,386482] [2021-11-17 12:59:55,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386629,386642] [2021-11-17 12:59:55,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386788,386801] [2021-11-17 12:59:55,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[386927,386940] [2021-11-17 12:59:55,641 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387069,387082] [2021-11-17 12:59:55,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387218,387231] [2021-11-17 12:59:55,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387357,387370] [2021-11-17 12:59:55,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387512,387525] [2021-11-17 12:59:55,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387672,387685] [2021-11-17 12:59:55,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387823,387836] [2021-11-17 12:59:55,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[387974,387987] [2021-11-17 12:59:55,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388126,388139] [2021-11-17 12:59:55,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388275,388288] [2021-11-17 12:59:55,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388423,388436] [2021-11-17 12:59:55,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388580,388593] [2021-11-17 12:59:55,644 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388729,388742] [2021-11-17 12:59:55,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[388885,388898] [2021-11-17 12:59:55,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389038,389051] [2021-11-17 12:59:55,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389184,389197] [2021-11-17 12:59:55,645 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389327,389340] [2021-11-17 12:59:55,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389479,389492] [2021-11-17 12:59:55,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389625,389638] [2021-11-17 12:59:55,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389770,389783] [2021-11-17 12:59:55,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[389924,389937] [2021-11-17 12:59:55,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390075,390088] [2021-11-17 12:59:55,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390230,390243] [2021-11-17 12:59:55,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390382,390395] [2021-11-17 12:59:55,648 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390537,390550] [2021-11-17 12:59:55,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390701,390714] [2021-11-17 12:59:55,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[390857,390870] [2021-11-17 12:59:55,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391021,391034] [2021-11-17 12:59:55,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391163,391176] [2021-11-17 12:59:55,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391321,391334] [2021-11-17 12:59:55,650 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391488,391501] [2021-11-17 12:59:55,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391647,391660] [2021-11-17 12:59:55,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391806,391819] [2021-11-17 12:59:55,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[391955,391968] [2021-11-17 12:59:55,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392102,392115] [2021-11-17 12:59:55,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392241,392254] [2021-11-17 12:59:55,652 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392404,392417] [2021-11-17 12:59:55,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392570,392583] [2021-11-17 12:59:55,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392734,392747] [2021-11-17 12:59:55,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[392899,392912] [2021-11-17 12:59:55,653 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393064,393077] [2021-11-17 12:59:55,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393230,393243] [2021-11-17 12:59:55,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393395,393408] [2021-11-17 12:59:55,654 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393562,393575] [2021-11-17 12:59:55,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393722,393735] [2021-11-17 12:59:55,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[393884,393897] [2021-11-17 12:59:55,656 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394043,394056] [2021-11-17 12:59:55,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394189,394202] [2021-11-17 12:59:55,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394332,394345] [2021-11-17 12:59:55,657 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394476,394489] [2021-11-17 12:59:55,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394619,394632] [2021-11-17 12:59:55,658 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394763,394776] [2021-11-17 12:59:55,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[394904,394917] [2021-11-17 12:59:55,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395042,395055] [2021-11-17 12:59:55,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395200,395213] [2021-11-17 12:59:55,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395359,395372] [2021-11-17 12:59:55,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395515,395528] [2021-11-17 12:59:55,665 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395664,395677] [2021-11-17 12:59:55,666 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395816,395829] [2021-11-17 12:59:55,666 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[395967,395980] [2021-11-17 12:59:55,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396116,396129] [2021-11-17 12:59:55,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396268,396281] [2021-11-17 12:59:55,667 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396416,396429] [2021-11-17 12:59:55,672 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396569,396582] [2021-11-17 12:59:55,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396720,396733] [2021-11-17 12:59:55,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[396870,396883] [2021-11-17 12:59:55,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397017,397030] [2021-11-17 12:59:55,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397168,397181] [2021-11-17 12:59:55,674 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397319,397332] [2021-11-17 12:59:55,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397467,397480] [2021-11-17 12:59:55,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397633,397646] [2021-11-17 12:59:55,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397802,397815] [2021-11-17 12:59:55,676 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[397969,397982] [2021-11-17 12:59:55,676 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398137,398150] [2021-11-17 12:59:55,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398287,398300] [2021-11-17 12:59:55,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398434,398447] [2021-11-17 12:59:55,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398595,398608] [2021-11-17 12:59:55,677 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398765,398778] [2021-11-17 12:59:55,678 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i[398927,398940] [2021-11-17 12:59:55,681 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 12:59:55,833 INFO L208 MainTranslator]: Completed translation [2021-11-17 12:59:55,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55 WrapperNode [2021-11-17 12:59:55,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 12:59:55,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 12:59:55,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 12:59:55,835 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 12:59:55,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:55,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,064 INFO L137 Inliner]: procedures = 616, calls = 2803, calls flagged for inlining = 287, calls inlined = 187, statements flattened = 4765 [2021-11-17 12:59:56,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 12:59:56,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 12:59:56,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 12:59:56,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 12:59:56,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 12:59:56,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 12:59:56,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 12:59:56,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 12:59:56,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (1/1) ... [2021-11-17 12:59:56,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 12:59:56,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 12:59:56,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 12:59:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-17 12:59:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-17 12:59:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-17 12:59:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-17 12:59:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 12:59:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 12:59:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_device_lock_of_kaweth_device [2021-11-17 12:59:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_device_lock_of_kaweth_device [2021-11-17 12:59:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-17 12:59:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-17 12:59:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2021-11-17 12:59:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_alloc_coherent [2021-11-17 12:59:56,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-17 12:59:56,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-17 12:59:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_open [2021-11-17 12:59:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_open [2021-11-17 12:59:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-17 12:59:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-17 12:59:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-17 12:59:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-17 12:59:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-17 12:59:56,301 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resume [2021-11-17 12:59:56,301 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resume [2021-11-17 12:59:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 12:59:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 12:59:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-17 12:59:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-17 12:59:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 12:59:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 12:59:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-17 12:59:56,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-17 12:59:56,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 12:59:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-17 12:59:56,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-17 12:59:56,303 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 12:59:56,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 12:59:56,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 12:59:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 12:59:56,304 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_rx_urb [2021-11-17 12:59:56,304 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_rx_urb [2021-11-17 12:59:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 12:59:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-17 12:59:56,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-17 12:59:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 12:59:56,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 12:59:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-17 12:59:56,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-17 12:59:56,305 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-17 12:59:56,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-17 12:59:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 12:59:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-17 12:59:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-17 12:59:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-17 12:59:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-17 12:59:56,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 12:59:56,306 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 12:59:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-17 12:59:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-17 12:59:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-17 12:59:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-17 12:59:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-17 12:59:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-17 12:59:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_close [2021-11-17 12:59:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_close [2021-11-17 12:59:56,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-17 12:59:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-17 12:59:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_129 [2021-11-17 12:59:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_129 [2021-11-17 12:59:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_download_firmware [2021-11-17 12:59:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_download_firmware [2021-11-17 12:59:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-17 12:59:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-17 12:59:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 12:59:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 12:59:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 12:59:56,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 12:59:56,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 12:59:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 12:59:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 12:59:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 12:59:56,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-17 12:59:56,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2021-11-17 12:59:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-17 12:59:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-17 12:59:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-17 12:59:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-17 12:59:56,313 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-17 12:59:56,313 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-17 12:59:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-17 12:59:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-17 12:59:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_tx_timeout [2021-11-17 12:59:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_tx_timeout [2021-11-17 12:59:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 12:59:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 12:59:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-17 12:59:56,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-17 12:59:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 12:59:56,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 12:59:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 12:59:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 12:59:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-17 12:59:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-17 12:59:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_133 [2021-11-17 12:59:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_133 [2021-11-17 12:59:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-11-17 12:59:56,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-11-17 12:59:56,315 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_async_set_rx_mode [2021-11-17 12:59:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_async_set_rx_mode [2021-11-17 12:59:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_lock_of_kaweth_device [2021-11-17 12:59:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_device_lock_of_kaweth_device [2021-11-17 12:59:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-17 12:59:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-17 12:59:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-17 12:59:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-17 12:59:56,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-17 12:59:56,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2021-11-17 12:59:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-17 12:59:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-17 12:59:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-17 12:59:56,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-17 12:59:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 12:59:56,317 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 12:59:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 12:59:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-17 12:59:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-17 12:59:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 12:59:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_usb_free_coherent [2021-11-17 12:59:56,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_usb_free_coherent [2021-11-17 12:59:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 12:59:56,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-17 12:59:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-17 12:59:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-17 12:59:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-17 12:59:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-17 12:59:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-17 12:59:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 12:59:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 12:59:56,319 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-17 12:59:56,319 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-17 12:59:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-17 12:59:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-17 12:59:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-17 12:59:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2021-11-17 12:59:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-17 12:59:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_alloc_urb [2021-11-17 12:59:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-17 12:59:56,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-17 12:59:56,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-17 12:59:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-17 12:59:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 12:59:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 12:59:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_set_rx_mode [2021-11-17 12:59:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_set_rx_mode [2021-11-17 12:59:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-17 12:59:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-17 12:59:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-17 12:59:56,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-17 12:59:56,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-17 12:59:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-17 12:59:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 12:59:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-17 12:59:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-17 12:59:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 12:59:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 12:59:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-17 12:59:56,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-17 12:59:56,322 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_resubmit_int_urb [2021-11-17 12:59:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_resubmit_int_urb [2021-11-17 12:59:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_control [2021-11-17 12:59:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_control [2021-11-17 12:59:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 12:59:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 12:59:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-17 12:59:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-17 12:59:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-17 12:59:56,323 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_kill_urbs [2021-11-17 12:59:56,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_kill_urbs [2021-11-17 12:59:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure kaweth_disconnect [2021-11-17 12:59:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure kaweth_disconnect [2021-11-17 12:59:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 12:59:56,324 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-11-17 12:59:56,324 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-11-17 12:59:56,924 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 12:59:56,927 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 12:59:57,034 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 13:00:01,290 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 13:00:01,306 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 13:00:01,307 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-17 13:00:01,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:00:01 BoogieIcfgContainer [2021-11-17 13:00:01,310 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 13:00:01,311 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 13:00:01,311 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 13:00:01,314 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 13:00:01,314 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 12:59:53" (1/3) ... [2021-11-17 13:00:01,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@491f48f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:00:01, skipping insertion in model container [2021-11-17 13:00:01,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:59:55" (2/3) ... [2021-11-17 13:00:01,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@491f48f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:00:01, skipping insertion in model container [2021-11-17 13:00:01,315 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:00:01" (3/3) ... [2021-11-17 13:00:01,316 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--usb--kaweth.ko.cil.i [2021-11-17 13:00:01,322 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 13:00:01,322 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2021-11-17 13:00:01,369 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 13:00:01,374 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-17 13:00:01,375 INFO L340 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2021-11-17 13:00:01,417 INFO L276 IsEmpty]: Start isEmpty. Operand has 1202 states, 791 states have (on average 1.2414664981036663) internal successors, (982), 831 states have internal predecessors, (982), 301 states have call successors, (301), 81 states have call predecessors, (301), 80 states have return successors, (297), 296 states have call predecessors, (297), 297 states have call successors, (297) [2021-11-17 13:00:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-17 13:00:01,424 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:01,425 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:01,425 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:01,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:01,429 INFO L85 PathProgramCache]: Analyzing trace with hash -1445783568, now seen corresponding path program 1 times [2021-11-17 13:00:01,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:01,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854717586] [2021-11-17 13:00:01,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:01,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:01,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:01,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:02,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:02,180 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:02,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:02,181 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854717586] [2021-11-17 13:00:02,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854717586] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:02,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:02,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:02,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557307625] [2021-11-17 13:00:02,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:02,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:02,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:02,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:02,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:02,210 INFO L87 Difference]: Start difference. First operand has 1202 states, 791 states have (on average 1.2414664981036663) internal successors, (982), 831 states have internal predecessors, (982), 301 states have call successors, (301), 81 states have call predecessors, (301), 80 states have return successors, (297), 296 states have call predecessors, (297), 297 states have call successors, (297) Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-17 13:00:04,271 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:06,358 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:09,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:09,199 INFO L93 Difference]: Finished difference Result 2297 states and 3120 transitions. [2021-11-17 13:00:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:09,201 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 4 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 71 [2021-11-17 13:00:09,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:09,223 INFO L225 Difference]: With dead ends: 2297 [2021-11-17 13:00:09,223 INFO L226 Difference]: Without dead ends: 1183 [2021-11-17 13:00:09,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:09,241 INFO L933 BasicCegarLoop]: 1432 mSDtfsCounter, 2179 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 1129 mSolverCounterSat, 1024 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2361 SdHoareTripleChecker+Valid, 3149 SdHoareTripleChecker+Invalid, 2155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1024 IncrementalHoareTripleChecker+Valid, 1129 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:09,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2361 Valid, 3149 Invalid, 2155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1024 Valid, 1129 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2021-11-17 13:00:09,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2021-11-17 13:00:09,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 1183. [2021-11-17 13:00:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1183 states, 779 states have (on average 1.196405648267009) internal successors, (932), 815 states have internal predecessors, (932), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:09,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1524 transitions. [2021-11-17 13:00:09,430 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1524 transitions. Word has length 71 [2021-11-17 13:00:09,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:09,432 INFO L470 AbstractCegarLoop]: Abstraction has 1183 states and 1524 transitions. [2021-11-17 13:00:09,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-17 13:00:09,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1524 transitions. [2021-11-17 13:00:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-17 13:00:09,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:09,435 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:09,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 13:00:09,436 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:09,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:09,437 INFO L85 PathProgramCache]: Analyzing trace with hash -559581025, now seen corresponding path program 1 times [2021-11-17 13:00:09,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:09,437 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067668317] [2021-11-17 13:00:09,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:09,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:09,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:09,800 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067668317] [2021-11-17 13:00:09,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067668317] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:09,801 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:09,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:09,801 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588649419] [2021-11-17 13:00:09,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:09,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:09,802 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:09,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:09,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:09,803 INFO L87 Difference]: Start difference. First operand 1183 states and 1524 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-17 13:00:11,890 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:14,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:14,047 INFO L93 Difference]: Finished difference Result 1183 states and 1524 transitions. [2021-11-17 13:00:14,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:14,048 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 4 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 77 [2021-11-17 13:00:14,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:14,053 INFO L225 Difference]: With dead ends: 1183 [2021-11-17 13:00:14,053 INFO L226 Difference]: Without dead ends: 1181 [2021-11-17 13:00:14,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:14,054 INFO L933 BasicCegarLoop]: 1414 mSDtfsCounter, 2147 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1119 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2326 SdHoareTripleChecker+Valid, 3113 SdHoareTripleChecker+Invalid, 2135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:14,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2326 Valid, 3113 Invalid, 2135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1119 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2021-11-17 13:00:14,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states. [2021-11-17 13:00:14,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 1181. [2021-11-17 13:00:14,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1181 states, 778 states have (on average 1.1953727506426735) internal successors, (930), 813 states have internal predecessors, (930), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 1181 states and 1522 transitions. [2021-11-17 13:00:14,111 INFO L78 Accepts]: Start accepts. Automaton has 1181 states and 1522 transitions. Word has length 77 [2021-11-17 13:00:14,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:14,113 INFO L470 AbstractCegarLoop]: Abstraction has 1181 states and 1522 transitions. [2021-11-17 13:00:14,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-17 13:00:14,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1522 transitions. [2021-11-17 13:00:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-17 13:00:14,117 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:14,118 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:14,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 13:00:14,118 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:14,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:14,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1865614216, now seen corresponding path program 1 times [2021-11-17 13:00:14,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:14,119 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780940231] [2021-11-17 13:00:14,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:14,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:14,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:14,382 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:14,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:14,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780940231] [2021-11-17 13:00:14,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780940231] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:14,383 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:14,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:14,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414438832] [2021-11-17 13:00:14,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:14,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:14,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:14,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:14,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:14,385 INFO L87 Difference]: Start difference. First operand 1181 states and 1522 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-17 13:00:17,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:17,606 INFO L93 Difference]: Finished difference Result 1181 states and 1522 transitions. [2021-11-17 13:00:17,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:17,607 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 4 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 83 [2021-11-17 13:00:17,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:17,614 INFO L225 Difference]: With dead ends: 1181 [2021-11-17 13:00:17,614 INFO L226 Difference]: Without dead ends: 1179 [2021-11-17 13:00:17,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:17,617 INFO L933 BasicCegarLoop]: 1412 mSDtfsCounter, 2141 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2319 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 2133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:17,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2319 Valid, 3111 Invalid, 2133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-11-17 13:00:17,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1179 states. [2021-11-17 13:00:17,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1179 to 1179. [2021-11-17 13:00:17,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1179 states, 777 states have (on average 1.1943371943371943) internal successors, (928), 811 states have internal predecessors, (928), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:17,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1179 states and 1520 transitions. [2021-11-17 13:00:17,651 INFO L78 Accepts]: Start accepts. Automaton has 1179 states and 1520 transitions. Word has length 83 [2021-11-17 13:00:17,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:17,652 INFO L470 AbstractCegarLoop]: Abstraction has 1179 states and 1520 transitions. [2021-11-17 13:00:17,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-17 13:00:17,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1520 transitions. [2021-11-17 13:00:17,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-17 13:00:17,653 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:17,653 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:17,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 13:00:17,654 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:17,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:17,654 INFO L85 PathProgramCache]: Analyzing trace with hash -2110063066, now seen corresponding path program 1 times [2021-11-17 13:00:17,654 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:17,654 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473483984] [2021-11-17 13:00:17,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:17,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:17,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:17,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:17,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473483984] [2021-11-17 13:00:17,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473483984] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:17,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:17,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:17,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136496300] [2021-11-17 13:00:17,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:17,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:17,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:17,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:17,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:17,928 INFO L87 Difference]: Start difference. First operand 1179 states and 1520 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-17 13:00:19,468 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:21,532 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:23,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:23,914 INFO L93 Difference]: Finished difference Result 1179 states and 1520 transitions. [2021-11-17 13:00:23,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:23,915 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 4 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 89 [2021-11-17 13:00:23,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:23,920 INFO L225 Difference]: With dead ends: 1179 [2021-11-17 13:00:23,920 INFO L226 Difference]: Without dead ends: 1177 [2021-11-17 13:00:23,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:23,921 INFO L933 BasicCegarLoop]: 1410 mSDtfsCounter, 2135 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1114 mSolverCounterSat, 1016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2312 SdHoareTripleChecker+Valid, 3109 SdHoareTripleChecker+Invalid, 2131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1114 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:23,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2312 Valid, 3109 Invalid, 2131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1114 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2021-11-17 13:00:23,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1177 states. [2021-11-17 13:00:23,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1177 to 1177. [2021-11-17 13:00:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1177 states, 776 states have (on average 1.193298969072165) internal successors, (926), 809 states have internal predecessors, (926), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:23,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1177 states and 1518 transitions. [2021-11-17 13:00:23,958 INFO L78 Accepts]: Start accepts. Automaton has 1177 states and 1518 transitions. Word has length 89 [2021-11-17 13:00:23,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:23,959 INFO L470 AbstractCegarLoop]: Abstraction has 1177 states and 1518 transitions. [2021-11-17 13:00:23,959 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-17 13:00:23,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1518 transitions. [2021-11-17 13:00:23,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-17 13:00:23,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:23,960 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:23,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 13:00:23,961 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:23,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:23,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1926875297, now seen corresponding path program 1 times [2021-11-17 13:00:23,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:23,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854452700] [2021-11-17 13:00:23,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:23,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:24,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:24,290 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:24,290 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:24,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854452700] [2021-11-17 13:00:24,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854452700] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:24,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:24,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:24,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901353131] [2021-11-17 13:00:24,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:24,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:24,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:24,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:24,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:24,292 INFO L87 Difference]: Start difference. First operand 1177 states and 1518 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-17 13:00:27,210 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:29,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:29,520 INFO L93 Difference]: Finished difference Result 1177 states and 1518 transitions. [2021-11-17 13:00:29,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:29,520 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 4 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 95 [2021-11-17 13:00:29,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:29,526 INFO L225 Difference]: With dead ends: 1177 [2021-11-17 13:00:29,526 INFO L226 Difference]: Without dead ends: 1175 [2021-11-17 13:00:29,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:29,529 INFO L933 BasicCegarLoop]: 1408 mSDtfsCounter, 2129 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1112 mSolverCounterSat, 1016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2305 SdHoareTripleChecker+Valid, 3107 SdHoareTripleChecker+Invalid, 2129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1112 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:29,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2305 Valid, 3107 Invalid, 2129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1112 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2021-11-17 13:00:29,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1175 states. [2021-11-17 13:00:29,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1175 to 1175. [2021-11-17 13:00:29,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1175 states, 775 states have (on average 1.192258064516129) internal successors, (924), 807 states have internal predecessors, (924), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:29,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 1175 states and 1516 transitions. [2021-11-17 13:00:29,564 INFO L78 Accepts]: Start accepts. Automaton has 1175 states and 1516 transitions. Word has length 95 [2021-11-17 13:00:29,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:29,565 INFO L470 AbstractCegarLoop]: Abstraction has 1175 states and 1516 transitions. [2021-11-17 13:00:29,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-17 13:00:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1516 transitions. [2021-11-17 13:00:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-17 13:00:29,567 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:29,567 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:29,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 13:00:29,567 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:29,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:29,567 INFO L85 PathProgramCache]: Analyzing trace with hash -2113908543, now seen corresponding path program 1 times [2021-11-17 13:00:29,568 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:29,568 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383044704] [2021-11-17 13:00:29,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:29,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:29,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:29,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:29,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:29,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:29,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:29,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:29,848 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:29,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:29,849 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383044704] [2021-11-17 13:00:29,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383044704] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:29,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:29,849 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:29,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970237221] [2021-11-17 13:00:29,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:29,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:29,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:29,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:29,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:29,851 INFO L87 Difference]: Start difference. First operand 1175 states and 1516 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 13:00:31,055 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:33,109 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:35,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:35,050 INFO L93 Difference]: Finished difference Result 1175 states and 1516 transitions. [2021-11-17 13:00:35,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:35,050 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 4 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 101 [2021-11-17 13:00:35,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:35,055 INFO L225 Difference]: With dead ends: 1175 [2021-11-17 13:00:35,055 INFO L226 Difference]: Without dead ends: 1173 [2021-11-17 13:00:35,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:35,057 INFO L933 BasicCegarLoop]: 1406 mSDtfsCounter, 2123 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1110 mSolverCounterSat, 1016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2298 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 2127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1110 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:35,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2298 Valid, 3105 Invalid, 2127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1110 Invalid, 1 Unknown, 0 Unchecked, 5.1s Time] [2021-11-17 13:00:35,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1173 states. [2021-11-17 13:00:35,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1173 to 1173. [2021-11-17 13:00:35,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1173 states, 774 states have (on average 1.1912144702842378) internal successors, (922), 805 states have internal predecessors, (922), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:35,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 1514 transitions. [2021-11-17 13:00:35,091 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 1514 transitions. Word has length 101 [2021-11-17 13:00:35,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:35,091 INFO L470 AbstractCegarLoop]: Abstraction has 1173 states and 1514 transitions. [2021-11-17 13:00:35,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 13:00:35,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1514 transitions. [2021-11-17 13:00:35,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-17 13:00:35,092 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:35,092 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:35,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 13:00:35,093 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:35,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:35,093 INFO L85 PathProgramCache]: Analyzing trace with hash -792552921, now seen corresponding path program 1 times [2021-11-17 13:00:35,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:35,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820313737] [2021-11-17 13:00:35,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:35,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:35,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:35,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:00:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:35,349 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:35,349 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:35,349 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820313737] [2021-11-17 13:00:35,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820313737] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:35,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:35,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:35,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909983667] [2021-11-17 13:00:35,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:35,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:35,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:35,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:35,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:35,351 INFO L87 Difference]: Start difference. First operand 1173 states and 1514 transitions. Second operand has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-17 13:00:37,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:37,688 INFO L93 Difference]: Finished difference Result 1173 states and 1514 transitions. [2021-11-17 13:00:37,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:37,688 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 4 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 107 [2021-11-17 13:00:37,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:37,693 INFO L225 Difference]: With dead ends: 1173 [2021-11-17 13:00:37,693 INFO L226 Difference]: Without dead ends: 1171 [2021-11-17 13:00:37,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:37,694 INFO L933 BasicCegarLoop]: 1404 mSDtfsCounter, 2117 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1109 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2291 SdHoareTripleChecker+Valid, 3103 SdHoareTripleChecker+Invalid, 2125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:37,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2291 Valid, 3103 Invalid, 2125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1109 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-17 13:00:37,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1171 states. [2021-11-17 13:00:37,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1171 to 1171. [2021-11-17 13:00:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1171 states, 773 states have (on average 1.1901681759379044) internal successors, (920), 803 states have internal predecessors, (920), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:37,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 1171 states and 1512 transitions. [2021-11-17 13:00:37,728 INFO L78 Accepts]: Start accepts. Automaton has 1171 states and 1512 transitions. Word has length 107 [2021-11-17 13:00:37,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:37,729 INFO L470 AbstractCegarLoop]: Abstraction has 1171 states and 1512 transitions. [2021-11-17 13:00:37,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-17 13:00:37,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1512 transitions. [2021-11-17 13:00:37,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-17 13:00:37,730 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:37,730 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:37,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 13:00:37,731 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:37,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:37,731 INFO L85 PathProgramCache]: Analyzing trace with hash 254667010, now seen corresponding path program 1 times [2021-11-17 13:00:37,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:37,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521858126] [2021-11-17 13:00:37,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:37,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:37,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:37,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:37,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:00:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:00:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:37,950 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:37,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521858126] [2021-11-17 13:00:37,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521858126] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:37,950 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:37,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:37,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530290807] [2021-11-17 13:00:37,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:37,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:37,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:37,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:37,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:37,952 INFO L87 Difference]: Start difference. First operand 1171 states and 1512 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-17 13:00:41,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:41,153 INFO L93 Difference]: Finished difference Result 1171 states and 1512 transitions. [2021-11-17 13:00:41,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:41,153 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (18), 4 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 113 [2021-11-17 13:00:41,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:41,158 INFO L225 Difference]: With dead ends: 1171 [2021-11-17 13:00:41,158 INFO L226 Difference]: Without dead ends: 1169 [2021-11-17 13:00:41,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:41,159 INFO L933 BasicCegarLoop]: 1402 mSDtfsCounter, 2115 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1103 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2288 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:41,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2288 Valid, 3101 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1103 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-11-17 13:00:41,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1169 states. [2021-11-17 13:00:41,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1169 to 1169. [2021-11-17 13:00:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1169 states, 772 states have (on average 1.189119170984456) internal successors, (918), 801 states have internal predecessors, (918), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1510 transitions. [2021-11-17 13:00:41,194 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1510 transitions. Word has length 113 [2021-11-17 13:00:41,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:41,194 INFO L470 AbstractCegarLoop]: Abstraction has 1169 states and 1510 transitions. [2021-11-17 13:00:41,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-17 13:00:41,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1510 transitions. [2021-11-17 13:00:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-17 13:00:41,196 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:41,196 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:41,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-17 13:00:41,196 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:41,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:41,196 INFO L85 PathProgramCache]: Analyzing trace with hash -78006587, now seen corresponding path program 1 times [2021-11-17 13:00:41,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:41,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404250947] [2021-11-17 13:00:41,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:41,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:41,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:41,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:41,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:00:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:00:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:41,413 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:41,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:41,414 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404250947] [2021-11-17 13:00:41,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404250947] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:41,414 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:41,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:41,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271606965] [2021-11-17 13:00:41,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:41,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:41,415 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:41,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:41,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:41,416 INFO L87 Difference]: Start difference. First operand 1169 states and 1510 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-17 13:00:43,684 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:45,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:45,490 INFO L93 Difference]: Finished difference Result 1169 states and 1510 transitions. [2021-11-17 13:00:45,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:45,490 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 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 115 [2021-11-17 13:00:45,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:45,497 INFO L225 Difference]: With dead ends: 1169 [2021-11-17 13:00:45,497 INFO L226 Difference]: Without dead ends: 1167 [2021-11-17 13:00:45,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:45,499 INFO L933 BasicCegarLoop]: 1400 mSDtfsCounter, 2103 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1104 mSolverCounterSat, 1016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2276 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1104 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:45,499 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2276 Valid, 3099 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1104 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2021-11-17 13:00:45,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1167 states. [2021-11-17 13:00:45,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1167 to 1167. [2021-11-17 13:00:45,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1167 states, 771 states have (on average 1.1880674448767834) internal successors, (916), 799 states have internal predecessors, (916), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:45,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1167 states and 1508 transitions. [2021-11-17 13:00:45,534 INFO L78 Accepts]: Start accepts. Automaton has 1167 states and 1508 transitions. Word has length 115 [2021-11-17 13:00:45,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:45,535 INFO L470 AbstractCegarLoop]: Abstraction has 1167 states and 1508 transitions. [2021-11-17 13:00:45,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-17 13:00:45,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1508 transitions. [2021-11-17 13:00:45,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-17 13:00:45,536 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:45,537 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:45,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-17 13:00:45,537 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:45,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:45,537 INFO L85 PathProgramCache]: Analyzing trace with hash -750920079, now seen corresponding path program 1 times [2021-11-17 13:00:45,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:45,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592669220] [2021-11-17 13:00:45,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:45,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:45,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:45,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:45,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:00:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:00:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:00:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:45,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:45,738 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592669220] [2021-11-17 13:00:45,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592669220] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:45,738 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:45,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:45,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301451043] [2021-11-17 13:00:45,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:45,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:45,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:45,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:45,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:45,739 INFO L87 Difference]: Start difference. First operand 1167 states and 1508 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-17 13:00:48,396 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:50,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:50,410 INFO L93 Difference]: Finished difference Result 1167 states and 1508 transitions. [2021-11-17 13:00:50,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:50,411 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 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 121 [2021-11-17 13:00:50,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:50,415 INFO L225 Difference]: With dead ends: 1167 [2021-11-17 13:00:50,416 INFO L226 Difference]: Without dead ends: 1165 [2021-11-17 13:00:50,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:50,417 INFO L933 BasicCegarLoop]: 1398 mSDtfsCounter, 2099 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1102 mSolverCounterSat, 1016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2271 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 2119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1102 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:50,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2271 Valid, 3097 Invalid, 2119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1102 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2021-11-17 13:00:50,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1165 states. [2021-11-17 13:00:50,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1165 to 1165. [2021-11-17 13:00:50,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1165 states, 770 states have (on average 1.187012987012987) internal successors, (914), 797 states have internal predecessors, (914), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 1165 states and 1506 transitions. [2021-11-17 13:00:50,455 INFO L78 Accepts]: Start accepts. Automaton has 1165 states and 1506 transitions. Word has length 121 [2021-11-17 13:00:50,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:50,455 INFO L470 AbstractCegarLoop]: Abstraction has 1165 states and 1506 transitions. [2021-11-17 13:00:50,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-17 13:00:50,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1506 transitions. [2021-11-17 13:00:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-17 13:00:50,457 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:50,457 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:50,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-17 13:00:50,457 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:50,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:50,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1499616254, now seen corresponding path program 1 times [2021-11-17 13:00:50,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:50,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109544481] [2021-11-17 13:00:50,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:50,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:50,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:50,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:00:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:00:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:00:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:00:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:50,724 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:50,724 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109544481] [2021-11-17 13:00:50,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109544481] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:50,724 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:50,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:50,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510021815] [2021-11-17 13:00:50,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:50,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:50,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:50,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:50,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:50,726 INFO L87 Difference]: Start difference. First operand 1165 states and 1506 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-17 13:00:53,233 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:00:55,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:55,667 INFO L93 Difference]: Finished difference Result 1165 states and 1506 transitions. [2021-11-17 13:00:55,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:55,667 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 4 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 127 [2021-11-17 13:00:55,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:55,672 INFO L225 Difference]: With dead ends: 1165 [2021-11-17 13:00:55,672 INFO L226 Difference]: Without dead ends: 1163 [2021-11-17 13:00:55,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:55,677 INFO L933 BasicCegarLoop]: 1396 mSDtfsCounter, 2093 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1100 mSolverCounterSat, 1016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2264 SdHoareTripleChecker+Valid, 3095 SdHoareTripleChecker+Invalid, 2117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1100 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:55,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2264 Valid, 3095 Invalid, 2117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1100 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2021-11-17 13:00:55,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1163 states. [2021-11-17 13:00:55,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1163 to 1163. [2021-11-17 13:00:55,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1163 states, 769 states have (on average 1.1859557867360209) internal successors, (912), 795 states have internal predecessors, (912), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 1163 states and 1504 transitions. [2021-11-17 13:00:55,714 INFO L78 Accepts]: Start accepts. Automaton has 1163 states and 1504 transitions. Word has length 127 [2021-11-17 13:00:55,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:55,714 INFO L470 AbstractCegarLoop]: Abstraction has 1163 states and 1504 transitions. [2021-11-17 13:00:55,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-17 13:00:55,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1504 transitions. [2021-11-17 13:00:55,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-17 13:00:55,715 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:55,716 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:55,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-17 13:00:55,716 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:55,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:55,716 INFO L85 PathProgramCache]: Analyzing trace with hash -1163685789, now seen corresponding path program 1 times [2021-11-17 13:00:55,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:55,717 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841266020] [2021-11-17 13:00:55,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:55,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:55,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:55,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:55,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:55,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:00:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:00:55,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:00:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:00:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:00:55,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:55,988 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:55,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:55,989 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841266020] [2021-11-17 13:00:55,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841266020] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:55,989 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:55,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:55,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041674451] [2021-11-17 13:00:55,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:55,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:55,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:55,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:55,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:55,990 INFO L87 Difference]: Start difference. First operand 1163 states and 1504 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-17 13:00:59,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:00:59,373 INFO L93 Difference]: Finished difference Result 1163 states and 1504 transitions. [2021-11-17 13:00:59,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:00:59,373 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 4 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 133 [2021-11-17 13:00:59,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:00:59,378 INFO L225 Difference]: With dead ends: 1163 [2021-11-17 13:00:59,378 INFO L226 Difference]: Without dead ends: 1161 [2021-11-17 13:00:59,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:00:59,378 INFO L933 BasicCegarLoop]: 1394 mSDtfsCounter, 2087 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1099 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2257 SdHoareTripleChecker+Valid, 3093 SdHoareTripleChecker+Invalid, 2115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:00:59,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2257 Valid, 3093 Invalid, 2115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1099 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-11-17 13:00:59,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1161 states. [2021-11-17 13:00:59,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1161 to 1161. [2021-11-17 13:00:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1161 states, 768 states have (on average 1.1848958333333333) internal successors, (910), 793 states have internal predecessors, (910), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:00:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 1161 states and 1502 transitions. [2021-11-17 13:00:59,419 INFO L78 Accepts]: Start accepts. Automaton has 1161 states and 1502 transitions. Word has length 133 [2021-11-17 13:00:59,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:00:59,419 INFO L470 AbstractCegarLoop]: Abstraction has 1161 states and 1502 transitions. [2021-11-17 13:00:59,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-17 13:00:59,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1502 transitions. [2021-11-17 13:00:59,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-17 13:00:59,421 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:00:59,421 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:00:59,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-17 13:00:59,421 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:00:59,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:00:59,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1966142052, now seen corresponding path program 1 times [2021-11-17 13:00:59,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:00:59,422 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43163227] [2021-11-17 13:00:59,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:00:59,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:00:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:00:59,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:00:59,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:00:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:00:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:00:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:00:59,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:00:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:00:59,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:00:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:00:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:00:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:00:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:00:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:00:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:00:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:00:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:00:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:00:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:00:59,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:00:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:00:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:00:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:00:59,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:00:59,665 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43163227] [2021-11-17 13:00:59,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43163227] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:00:59,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:00:59,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:00:59,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333260002] [2021-11-17 13:00:59,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:00:59,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:00:59,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:00:59,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:00:59,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:00:59,666 INFO L87 Difference]: Start difference. First operand 1161 states and 1502 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-17 13:01:01,705 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:01:04,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:04,233 INFO L93 Difference]: Finished difference Result 1161 states and 1502 transitions. [2021-11-17 13:01:04,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:01:04,233 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 4 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 139 [2021-11-17 13:01:04,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:04,238 INFO L225 Difference]: With dead ends: 1161 [2021-11-17 13:01:04,238 INFO L226 Difference]: Without dead ends: 1159 [2021-11-17 13:01:04,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:04,239 INFO L933 BasicCegarLoop]: 1392 mSDtfsCounter, 2081 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 1016 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2250 SdHoareTripleChecker+Valid, 3091 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:04,239 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2250 Valid, 3091 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1096 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2021-11-17 13:01:04,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1159 states. [2021-11-17 13:01:04,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1159 to 1159. [2021-11-17 13:01:04,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1159 states, 767 states have (on average 1.1838331160365059) internal successors, (908), 791 states have internal predecessors, (908), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:01:04,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 1500 transitions. [2021-11-17 13:01:04,278 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 1500 transitions. Word has length 139 [2021-11-17 13:01:04,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:04,278 INFO L470 AbstractCegarLoop]: Abstraction has 1159 states and 1500 transitions. [2021-11-17 13:01:04,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-17 13:01:04,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1500 transitions. [2021-11-17 13:01:04,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-17 13:01:04,279 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:04,280 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:04,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-17 13:01:04,280 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:04,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:04,280 INFO L85 PathProgramCache]: Analyzing trace with hash 788971441, now seen corresponding path program 1 times [2021-11-17 13:01:04,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:04,281 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849440460] [2021-11-17 13:01:04,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:04,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:04,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:04,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:04,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:04,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849440460] [2021-11-17 13:01:04,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849440460] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:04,534 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:04,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:04,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904582969] [2021-11-17 13:01:04,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:04,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:04,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:04,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:04,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:04,536 INFO L87 Difference]: Start difference. First operand 1159 states and 1500 transitions. Second operand has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-17 13:01:06,128 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:01:08,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:08,260 INFO L93 Difference]: Finished difference Result 1159 states and 1500 transitions. [2021-11-17 13:01:08,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:01:08,261 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 4 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 145 [2021-11-17 13:01:08,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:08,265 INFO L225 Difference]: With dead ends: 1159 [2021-11-17 13:01:08,265 INFO L226 Difference]: Without dead ends: 1157 [2021-11-17 13:01:08,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:08,266 INFO L933 BasicCegarLoop]: 1390 mSDtfsCounter, 2075 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2243 SdHoareTripleChecker+Valid, 3089 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:08,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2243 Valid, 3089 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1095 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2021-11-17 13:01:08,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2021-11-17 13:01:08,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1157. [2021-11-17 13:01:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 766 states have (on average 1.1827676240208878) internal successors, (906), 789 states have internal predecessors, (906), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:01:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 1498 transitions. [2021-11-17 13:01:08,345 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 1498 transitions. Word has length 145 [2021-11-17 13:01:08,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:08,346 INFO L470 AbstractCegarLoop]: Abstraction has 1157 states and 1498 transitions. [2021-11-17 13:01:08,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.5) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-17 13:01:08,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1498 transitions. [2021-11-17 13:01:08,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-17 13:01:08,348 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:08,348 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:08,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-17 13:01:08,348 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:08,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:08,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1891115065, now seen corresponding path program 1 times [2021-11-17 13:01:08,349 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:08,349 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774233990] [2021-11-17 13:01:08,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:08,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:08,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:08,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:08,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:08,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:08,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:08,597 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:08,597 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:08,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774233990] [2021-11-17 13:01:08,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774233990] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:08,597 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:08,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:08,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131914023] [2021-11-17 13:01:08,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:08,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:08,598 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:08,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:08,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:08,599 INFO L87 Difference]: Start difference. First operand 1157 states and 1498 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-17 13:01:11,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:11,478 INFO L93 Difference]: Finished difference Result 1157 states and 1498 transitions. [2021-11-17 13:01:11,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:01:11,479 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (24), 4 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 151 [2021-11-17 13:01:11,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:11,483 INFO L225 Difference]: With dead ends: 1157 [2021-11-17 13:01:11,483 INFO L226 Difference]: Without dead ends: 1155 [2021-11-17 13:01:11,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:11,484 INFO L933 BasicCegarLoop]: 1388 mSDtfsCounter, 2069 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2236 SdHoareTripleChecker+Valid, 3087 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:11,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2236 Valid, 3087 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-17 13:01:11,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2021-11-17 13:01:11,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 1155. [2021-11-17 13:01:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1155 states, 765 states have (on average 1.1816993464052288) internal successors, (904), 787 states have internal predecessors, (904), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:01:11,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 1155 states and 1496 transitions. [2021-11-17 13:01:11,528 INFO L78 Accepts]: Start accepts. Automaton has 1155 states and 1496 transitions. Word has length 151 [2021-11-17 13:01:11,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:11,529 INFO L470 AbstractCegarLoop]: Abstraction has 1155 states and 1496 transitions. [2021-11-17 13:01:11,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-17 13:01:11,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1496 transitions. [2021-11-17 13:01:11,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-17 13:01:11,531 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:11,532 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:11,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-17 13:01:11,532 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:11,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:11,532 INFO L85 PathProgramCache]: Analyzing trace with hash -116230766, now seen corresponding path program 1 times [2021-11-17 13:01:11,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:11,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359940934] [2021-11-17 13:01:11,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:11,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:11,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:11,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:11,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:11,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:11,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 13:01:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:11,767 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:11,767 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:11,767 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359940934] [2021-11-17 13:01:11,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359940934] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:11,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:11,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:11,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334294833] [2021-11-17 13:01:11,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:11,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:11,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:11,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:11,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:11,770 INFO L87 Difference]: Start difference. First operand 1155 states and 1496 transitions. Second operand has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-17 13:01:15,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:15,028 INFO L93 Difference]: Finished difference Result 1155 states and 1496 transitions. [2021-11-17 13:01:15,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:01:15,028 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 4 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 157 [2021-11-17 13:01:15,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:15,032 INFO L225 Difference]: With dead ends: 1155 [2021-11-17 13:01:15,032 INFO L226 Difference]: Without dead ends: 1153 [2021-11-17 13:01:15,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:15,033 INFO L933 BasicCegarLoop]: 1386 mSDtfsCounter, 2063 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1091 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2229 SdHoareTripleChecker+Valid, 3085 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:15,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2229 Valid, 3085 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1091 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-11-17 13:01:15,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1153 states. [2021-11-17 13:01:15,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1153 to 1153. [2021-11-17 13:01:15,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1153 states, 764 states have (on average 1.1806282722513088) internal successors, (902), 785 states have internal predecessors, (902), 297 states have call successors, (297), 80 states have call predecessors, (297), 79 states have return successors, (295), 294 states have call predecessors, (295), 295 states have call successors, (295) [2021-11-17 13:01:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1494 transitions. [2021-11-17 13:01:15,078 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1494 transitions. Word has length 157 [2021-11-17 13:01:15,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:15,078 INFO L470 AbstractCegarLoop]: Abstraction has 1153 states and 1494 transitions. [2021-11-17 13:01:15,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2021-11-17 13:01:15,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1494 transitions. [2021-11-17 13:01:15,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-17 13:01:15,080 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:15,080 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:15,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-17 13:01:15,080 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:15,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:15,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1609989482, now seen corresponding path program 1 times [2021-11-17 13:01:15,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:15,081 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511384467] [2021-11-17 13:01:15,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:15,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:01:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:15,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:01:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:01:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:01:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:15,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:01:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:01:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:01:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:01:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:01:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:01:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:01:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:15,448 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2021-11-17 13:01:15,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:15,448 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511384467] [2021-11-17 13:01:15,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511384467] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:15,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:15,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:15,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36335000] [2021-11-17 13:01:15,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:15,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:15,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:15,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:15,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:15,451 INFO L87 Difference]: Start difference. First operand 1153 states and 1494 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 4 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-17 13:01:17,553 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:01:20,327 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:01:22,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:22,252 INFO L93 Difference]: Finished difference Result 2366 states and 2983 transitions. [2021-11-17 13:01:22,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:01:22,253 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 4 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 196 [2021-11-17 13:01:22,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:22,259 INFO L225 Difference]: With dead ends: 2366 [2021-11-17 13:01:22,259 INFO L226 Difference]: Without dead ends: 1664 [2021-11-17 13:01:22,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:01:22,262 INFO L933 BasicCegarLoop]: 1405 mSDtfsCounter, 3004 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 1873 mSolverCounterSat, 1734 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3190 SdHoareTripleChecker+Valid, 3079 SdHoareTripleChecker+Invalid, 3607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1734 IncrementalHoareTripleChecker+Valid, 1873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:22,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3190 Valid, 3079 Invalid, 3607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1734 Valid, 1873 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2021-11-17 13:01:22,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1664 states. [2021-11-17 13:01:22,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1664 to 1633. [2021-11-17 13:01:22,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1633 states, 1098 states have (on average 1.1848816029143898) internal successors, (1301), 1124 states have internal predecessors, (1301), 398 states have call successors, (398), 125 states have call predecessors, (398), 124 states have return successors, (396), 393 states have call predecessors, (396), 396 states have call successors, (396) [2021-11-17 13:01:22,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1633 states and 2095 transitions. [2021-11-17 13:01:22,372 INFO L78 Accepts]: Start accepts. Automaton has 1633 states and 2095 transitions. Word has length 196 [2021-11-17 13:01:22,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:22,373 INFO L470 AbstractCegarLoop]: Abstraction has 1633 states and 2095 transitions. [2021-11-17 13:01:22,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (20), 4 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-17 13:01:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2095 transitions. [2021-11-17 13:01:22,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-17 13:01:22,374 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:22,375 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:22,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-17 13:01:22,375 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:22,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:22,375 INFO L85 PathProgramCache]: Analyzing trace with hash -124157913, now seen corresponding path program 1 times [2021-11-17 13:01:22,375 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:22,376 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998211043] [2021-11-17 13:01:22,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:22,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:22,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:22,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:22,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 13:01:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-17 13:01:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:22,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:22,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998211043] [2021-11-17 13:01:22,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998211043] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:22,613 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:22,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:22,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931460826] [2021-11-17 13:01:22,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:22,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:22,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:22,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:22,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:22,614 INFO L87 Difference]: Start difference. First operand 1633 states and 2095 transitions. Second operand has 6 states, 6 states have (on average 16.5) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-17 13:01:24,439 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:01:26,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:26,479 INFO L93 Difference]: Finished difference Result 1633 states and 2095 transitions. [2021-11-17 13:01:26,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:01:26,479 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 4 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 163 [2021-11-17 13:01:26,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:26,485 INFO L225 Difference]: With dead ends: 1633 [2021-11-17 13:01:26,485 INFO L226 Difference]: Without dead ends: 1631 [2021-11-17 13:01:26,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:26,486 INFO L933 BasicCegarLoop]: 1384 mSDtfsCounter, 2057 mSDsluCounter, 1699 mSDsCounter, 0 mSdLazyCounter, 1089 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2222 SdHoareTripleChecker+Valid, 3083 SdHoareTripleChecker+Invalid, 2105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:26,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2222 Valid, 3083 Invalid, 2105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1089 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2021-11-17 13:01:26,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2021-11-17 13:01:26,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1631. [2021-11-17 13:01:26,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1631 states, 1097 states have (on average 1.1841385597082954) internal successors, (1299), 1122 states have internal predecessors, (1299), 398 states have call successors, (398), 125 states have call predecessors, (398), 124 states have return successors, (396), 393 states have call predecessors, (396), 396 states have call successors, (396) [2021-11-17 13:01:26,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1631 states and 2093 transitions. [2021-11-17 13:01:26,558 INFO L78 Accepts]: Start accepts. Automaton has 1631 states and 2093 transitions. Word has length 163 [2021-11-17 13:01:26,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:26,558 INFO L470 AbstractCegarLoop]: Abstraction has 1631 states and 2093 transitions. [2021-11-17 13:01:26,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.5) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-17 13:01:26,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2093 transitions. [2021-11-17 13:01:26,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-17 13:01:26,560 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:26,560 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:26,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-17 13:01:26,560 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:26,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:26,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1153362727, now seen corresponding path program 1 times [2021-11-17 13:01:26,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:26,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591275529] [2021-11-17 13:01:26,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:26,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:01:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:01:26,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:01:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:01:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:26,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:26,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:01:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:01:26,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:01:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:01:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:01:26,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:01:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:01:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-17 13:01:26,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:26,887 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2021-11-17 13:01:26,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:26,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591275529] [2021-11-17 13:01:26,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591275529] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:01:26,887 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1977449913] [2021-11-17 13:01:26,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:26,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:01:26,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:01:26,889 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:01:26,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-17 13:01:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:27,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 3987 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-17 13:01:27,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:01:27,929 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2021-11-17 13:01:27,930 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:01:27,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1977449913] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:27,930 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:01:27,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2021-11-17 13:01:27,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076184684] [2021-11-17 13:01:27,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:27,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 13:01:27,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:27,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 13:01:27,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:27,931 INFO L87 Difference]: Start difference. First operand 1631 states and 2093 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-17 13:01:28,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:28,050 INFO L93 Difference]: Finished difference Result 2376 states and 2995 transitions. [2021-11-17 13:01:28,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 13:01:28,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 202 [2021-11-17 13:01:28,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:28,058 INFO L225 Difference]: With dead ends: 2376 [2021-11-17 13:01:28,058 INFO L226 Difference]: Without dead ends: 1683 [2021-11-17 13:01:28,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:28,060 INFO L933 BasicCegarLoop]: 1549 mSDtfsCounter, 1435 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:28,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 1616 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-17 13:01:28,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1683 states. [2021-11-17 13:01:28,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1683 to 1680. [2021-11-17 13:01:28,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1680 states, 1126 states have (on average 1.1802841918294849) internal successors, (1329), 1154 states have internal predecessors, (1329), 413 states have call successors, (413), 131 states have call predecessors, (413), 130 states have return successors, (411), 406 states have call predecessors, (411), 411 states have call successors, (411) [2021-11-17 13:01:28,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 2153 transitions. [2021-11-17 13:01:28,141 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 2153 transitions. Word has length 202 [2021-11-17 13:01:28,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:28,141 INFO L470 AbstractCegarLoop]: Abstraction has 1680 states and 2153 transitions. [2021-11-17 13:01:28,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-17 13:01:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2153 transitions. [2021-11-17 13:01:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-17 13:01:28,143 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:28,143 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:28,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-17 13:01:28,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:01:28,371 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:28,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:28,372 INFO L85 PathProgramCache]: Analyzing trace with hash 915941882, now seen corresponding path program 1 times [2021-11-17 13:01:28,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:28,372 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235504344] [2021-11-17 13:01:28,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:28,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:28,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:28,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 13:01:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-17 13:01:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 13:01:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:28,628 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:28,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:28,629 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235504344] [2021-11-17 13:01:28,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235504344] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:28,629 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:28,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:28,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29347717] [2021-11-17 13:01:28,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:28,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:28,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:28,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:28,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:28,630 INFO L87 Difference]: Start difference. First operand 1680 states and 2153 transitions. Second operand has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-17 13:01:32,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:32,016 INFO L93 Difference]: Finished difference Result 1680 states and 2153 transitions. [2021-11-17 13:01:32,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:01:32,016 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 4 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 169 [2021-11-17 13:01:32,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:32,021 INFO L225 Difference]: With dead ends: 1680 [2021-11-17 13:01:32,021 INFO L226 Difference]: Without dead ends: 1678 [2021-11-17 13:01:32,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:32,022 INFO L933 BasicCegarLoop]: 1377 mSDtfsCounter, 2046 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1086 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2210 SdHoareTripleChecker+Valid, 3062 SdHoareTripleChecker+Invalid, 2102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1086 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:32,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2210 Valid, 3062 Invalid, 2102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1086 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-11-17 13:01:32,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1678 states. [2021-11-17 13:01:32,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1678 to 1678. [2021-11-17 13:01:32,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1125 states have (on average 1.1795555555555555) internal successors, (1327), 1152 states have internal predecessors, (1327), 413 states have call successors, (413), 131 states have call predecessors, (413), 130 states have return successors, (411), 406 states have call predecessors, (411), 411 states have call successors, (411) [2021-11-17 13:01:32,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2151 transitions. [2021-11-17 13:01:32,095 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2151 transitions. Word has length 169 [2021-11-17 13:01:32,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:32,095 INFO L470 AbstractCegarLoop]: Abstraction has 1678 states and 2151 transitions. [2021-11-17 13:01:32,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-17 13:01:32,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2151 transitions. [2021-11-17 13:01:32,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-17 13:01:32,097 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:32,097 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:32,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-17 13:01:32,097 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:32,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:32,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1248913033, now seen corresponding path program 1 times [2021-11-17 13:01:32,098 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:32,098 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465967358] [2021-11-17 13:01:32,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:32,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:32,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:32,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:32,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:32,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:32,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 13:01:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-17 13:01:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 13:01:32,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 13:01:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:32,344 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:32,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:32,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465967358] [2021-11-17 13:01:32,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465967358] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:32,345 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:32,345 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:32,345 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501410998] [2021-11-17 13:01:32,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:32,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:32,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:32,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:32,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:32,347 INFO L87 Difference]: Start difference. First operand 1678 states and 2151 transitions. Second operand has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-17 13:01:36,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:36,900 INFO L93 Difference]: Finished difference Result 3075 states and 3907 transitions. [2021-11-17 13:01:36,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 13:01:36,900 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 175 [2021-11-17 13:01:36,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:36,915 INFO L225 Difference]: With dead ends: 3075 [2021-11-17 13:01:36,915 INFO L226 Difference]: Without dead ends: 3073 [2021-11-17 13:01:36,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:01:36,918 INFO L933 BasicCegarLoop]: 1722 mSDtfsCounter, 2900 mSDsluCounter, 2862 mSDsCounter, 0 mSdLazyCounter, 2130 mSolverCounterSat, 1562 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3058 SdHoareTripleChecker+Valid, 4584 SdHoareTripleChecker+Invalid, 3692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1562 IncrementalHoareTripleChecker+Valid, 2130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:36,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3058 Valid, 4584 Invalid, 3692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1562 Valid, 2130 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-11-17 13:01:36,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3073 states. [2021-11-17 13:01:37,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3073 to 3040. [2021-11-17 13:01:37,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3040 states, 2046 states have (on average 1.1749755620723363) internal successors, (2404), 2085 states have internal predecessors, (2404), 733 states have call successors, (733), 252 states have call predecessors, (733), 251 states have return successors, (740), 722 states have call predecessors, (740), 731 states have call successors, (740) [2021-11-17 13:01:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 3040 states and 3877 transitions. [2021-11-17 13:01:37,087 INFO L78 Accepts]: Start accepts. Automaton has 3040 states and 3877 transitions. Word has length 175 [2021-11-17 13:01:37,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:37,088 INFO L470 AbstractCegarLoop]: Abstraction has 3040 states and 3877 transitions. [2021-11-17 13:01:37,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.833333333333332) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-17 13:01:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 3877 transitions. [2021-11-17 13:01:37,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-17 13:01:37,091 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:37,092 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:37,092 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-17 13:01:37,092 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:37,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:37,093 INFO L85 PathProgramCache]: Analyzing trace with hash 175315228, now seen corresponding path program 1 times [2021-11-17 13:01:37,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:37,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125138142] [2021-11-17 13:01:37,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:37,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:37,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:37,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:37,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:37,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:37,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:37,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 13:01:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-17 13:01:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 13:01:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 13:01:37,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 13:01:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:37,412 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:37,412 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:37,412 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125138142] [2021-11-17 13:01:37,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125138142] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:37,412 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:37,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:37,413 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547071858] [2021-11-17 13:01:37,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:37,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:37,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:37,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:37,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:37,414 INFO L87 Difference]: Start difference. First operand 3040 states and 3877 transitions. Second operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-17 13:01:40,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:40,108 INFO L93 Difference]: Finished difference Result 3040 states and 3877 transitions. [2021-11-17 13:01:40,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:01:40,110 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2021-11-17 13:01:40,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:40,121 INFO L225 Difference]: With dead ends: 3040 [2021-11-17 13:01:40,121 INFO L226 Difference]: Without dead ends: 3038 [2021-11-17 13:01:40,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:01:40,122 INFO L933 BasicCegarLoop]: 1375 mSDtfsCounter, 2040 mSDsluCounter, 1685 mSDsCounter, 0 mSdLazyCounter, 1084 mSolverCounterSat, 1016 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2202 SdHoareTripleChecker+Valid, 3060 SdHoareTripleChecker+Invalid, 2100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1016 IncrementalHoareTripleChecker+Valid, 1084 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:40,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2202 Valid, 3060 Invalid, 2100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1016 Valid, 1084 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-17 13:01:40,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3038 states. [2021-11-17 13:01:40,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3038 to 3038. [2021-11-17 13:01:40,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3038 states, 2045 states have (on average 1.1745721271393643) internal successors, (2402), 2083 states have internal predecessors, (2402), 733 states have call successors, (733), 252 states have call predecessors, (733), 251 states have return successors, (740), 722 states have call predecessors, (740), 731 states have call successors, (740) [2021-11-17 13:01:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 3038 states and 3875 transitions. [2021-11-17 13:01:40,292 INFO L78 Accepts]: Start accepts. Automaton has 3038 states and 3875 transitions. Word has length 181 [2021-11-17 13:01:40,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:40,293 INFO L470 AbstractCegarLoop]: Abstraction has 3038 states and 3875 transitions. [2021-11-17 13:01:40,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-17 13:01:40,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 3875 transitions. [2021-11-17 13:01:40,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-17 13:01:40,295 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:40,295 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:40,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-17 13:01:40,295 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:40,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:40,296 INFO L85 PathProgramCache]: Analyzing trace with hash 247841666, now seen corresponding path program 1 times [2021-11-17 13:01:40,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:40,296 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894524791] [2021-11-17 13:01:40,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:40,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:40,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:40,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 13:01:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:01:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:01:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-11-17 13:01:40,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:01:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 13:01:40,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:01:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:01:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-11-17 13:01:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 13:01:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:01:40,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-11-17 13:01:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-11-17 13:01:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-11-17 13:01:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-11-17 13:01:40,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:01:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 13:01:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 13:01:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-17 13:01:40,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-11-17 13:01:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-11-17 13:01:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 13:01:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 13:01:40,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-17 13:01:40,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:40,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894524791] [2021-11-17 13:01:40,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894524791] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:40,568 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:40,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:01:40,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571745492] [2021-11-17 13:01:40,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:40,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:01:40,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:40,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:01:40,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:01:40,569 INFO L87 Difference]: Start difference. First operand 3038 states and 3875 transitions. Second operand has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-17 13:01:43,179 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:01:47,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:47,137 INFO L93 Difference]: Finished difference Result 5924 states and 7608 transitions. [2021-11-17 13:01:47,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-17 13:01:47,137 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2021-11-17 13:01:47,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:47,162 INFO L225 Difference]: With dead ends: 5924 [2021-11-17 13:01:47,162 INFO L226 Difference]: Without dead ends: 5710 [2021-11-17 13:01:47,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 13:01:47,168 INFO L933 BasicCegarLoop]: 1589 mSDtfsCounter, 2907 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 2270 mSolverCounterSat, 1784 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3048 SdHoareTripleChecker+Valid, 4206 SdHoareTripleChecker+Invalid, 4055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1784 IncrementalHoareTripleChecker+Valid, 2270 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:47,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3048 Valid, 4206 Invalid, 4055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1784 Valid, 2270 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2021-11-17 13:01:47,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5710 states. [2021-11-17 13:01:47,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5710 to 5686. [2021-11-17 13:01:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5686 states, 3840 states have (on average 1.1778645833333334) internal successors, (4523), 3896 states have internal predecessors, (4523), 1362 states have call successors, (1362), 478 states have call predecessors, (1362), 475 states have return successors, (1442), 1345 states have call predecessors, (1442), 1358 states have call successors, (1442) [2021-11-17 13:01:47,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5686 states to 5686 states and 7327 transitions. [2021-11-17 13:01:47,480 INFO L78 Accepts]: Start accepts. Automaton has 5686 states and 7327 transitions. Word has length 187 [2021-11-17 13:01:47,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:47,480 INFO L470 AbstractCegarLoop]: Abstraction has 5686 states and 7327 transitions. [2021-11-17 13:01:47,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.166666666666668) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-17 13:01:47,480 INFO L276 IsEmpty]: Start isEmpty. Operand 5686 states and 7327 transitions. [2021-11-17 13:01:47,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-17 13:01:47,482 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:47,482 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:47,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-17 13:01:47,483 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:47,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:47,483 INFO L85 PathProgramCache]: Analyzing trace with hash 573848340, now seen corresponding path program 1 times [2021-11-17 13:01:47,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:47,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193945296] [2021-11-17 13:01:47,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:47,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:47,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:01:47,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:01:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:01:47,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:01:47,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:01:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:47,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:01:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:01:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:01:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:01:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:01:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:01:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 13:01:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-17 13:01:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-17 13:01:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-17 13:01:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-11-17 13:01:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-11-17 13:01:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:47,923 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2021-11-17 13:01:47,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:47,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193945296] [2021-11-17 13:01:47,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193945296] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:47,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:47,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 13:01:47,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184188300] [2021-11-17 13:01:47,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:47,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:01:47,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:47,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:01:47,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-17 13:01:47,925 INFO L87 Difference]: Start difference. First operand 5686 states and 7327 transitions. Second operand has 8 states, 8 states have (on average 11.375) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-17 13:01:49,964 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:01:56,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:01:56,594 INFO L93 Difference]: Finished difference Result 11685 states and 15181 transitions. [2021-11-17 13:01:56,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:01:56,594 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 242 [2021-11-17 13:01:56,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:01:56,611 INFO L225 Difference]: With dead ends: 11685 [2021-11-17 13:01:56,612 INFO L226 Difference]: Without dead ends: 6104 [2021-11-17 13:01:56,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:01:56,626 INFO L933 BasicCegarLoop]: 1482 mSDtfsCounter, 1553 mSDsluCounter, 3999 mSDsCounter, 0 mSdLazyCounter, 2959 mSolverCounterSat, 1502 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1553 SdHoareTripleChecker+Valid, 5481 SdHoareTripleChecker+Invalid, 4462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1502 IncrementalHoareTripleChecker+Valid, 2959 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:01:56,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1553 Valid, 5481 Invalid, 4462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1502 Valid, 2959 Invalid, 1 Unknown, 0 Unchecked, 8.3s Time] [2021-11-17 13:01:56,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6104 states. [2021-11-17 13:01:56,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6104 to 5695. [2021-11-17 13:01:56,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5695 states, 3847 states have (on average 1.1775409409929816) internal successors, (4530), 3905 states have internal predecessors, (4530), 1362 states have call successors, (1362), 478 states have call predecessors, (1362), 477 states have return successors, (1446), 1345 states have call predecessors, (1446), 1358 states have call successors, (1446) [2021-11-17 13:01:56,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5695 states to 5695 states and 7338 transitions. [2021-11-17 13:01:56,952 INFO L78 Accepts]: Start accepts. Automaton has 5695 states and 7338 transitions. Word has length 242 [2021-11-17 13:01:56,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:01:56,952 INFO L470 AbstractCegarLoop]: Abstraction has 5695 states and 7338 transitions. [2021-11-17 13:01:56,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 5 states have internal predecessors, (91), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-17 13:01:56,953 INFO L276 IsEmpty]: Start isEmpty. Operand 5695 states and 7338 transitions. [2021-11-17 13:01:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-17 13:01:56,955 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:01:56,955 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:01:56,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-17 13:01:56,955 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:01:56,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:01:56,956 INFO L85 PathProgramCache]: Analyzing trace with hash -381389916, now seen corresponding path program 1 times [2021-11-17 13:01:56,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:01:56,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219544811] [2021-11-17 13:01:56,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:01:56,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:01:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:01:57,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:01:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:01:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:01:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:01:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:01:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:57,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:01:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:01:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:01:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:01:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:01:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:01:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:01:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:01:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:01:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:57,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:01:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:01:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:01:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:01:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:01:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:01:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:01:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:01:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:01:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-17 13:01:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-11-17 13:01:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:01:57,361 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2021-11-17 13:01:57,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:01:57,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219544811] [2021-11-17 13:01:57,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219544811] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:01:57,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:01:57,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 13:01:57,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167128773] [2021-11-17 13:01:57,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:01:57,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 13:01:57,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:01:57,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 13:01:57,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-17 13:01:57,363 INFO L87 Difference]: Start difference. First operand 5695 states and 7338 transitions. Second operand has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-17 13:02:01,504 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:03,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:02:03,225 INFO L93 Difference]: Finished difference Result 11338 states and 14637 transitions. [2021-11-17 13:02:03,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 13:02:03,225 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 263 [2021-11-17 13:02:03,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:02:03,242 INFO L225 Difference]: With dead ends: 11338 [2021-11-17 13:02:03,242 INFO L226 Difference]: Without dead ends: 5770 [2021-11-17 13:02:03,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2021-11-17 13:02:03,257 INFO L933 BasicCegarLoop]: 1365 mSDtfsCounter, 1283 mSDsluCounter, 2969 mSDsCounter, 0 mSdLazyCounter, 2160 mSolverCounterSat, 1156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1283 SdHoareTripleChecker+Valid, 4334 SdHoareTripleChecker+Invalid, 3316 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1156 IncrementalHoareTripleChecker+Valid, 2160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2021-11-17 13:02:03,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1283 Valid, 4334 Invalid, 3316 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1156 Valid, 2160 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2021-11-17 13:02:03,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5770 states. [2021-11-17 13:02:03,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5770 to 5697. [2021-11-17 13:02:03,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5697 states, 3849 states have (on average 1.1774486879709016) internal successors, (4532), 3907 states have internal predecessors, (4532), 1362 states have call successors, (1362), 478 states have call predecessors, (1362), 477 states have return successors, (1446), 1345 states have call predecessors, (1446), 1358 states have call successors, (1446) [2021-11-17 13:02:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5697 states to 5697 states and 7340 transitions. [2021-11-17 13:02:03,576 INFO L78 Accepts]: Start accepts. Automaton has 5697 states and 7340 transitions. Word has length 263 [2021-11-17 13:02:03,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:02:03,576 INFO L470 AbstractCegarLoop]: Abstraction has 5697 states and 7340 transitions. [2021-11-17 13:02:03,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.142857142857142) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-17 13:02:03,577 INFO L276 IsEmpty]: Start isEmpty. Operand 5697 states and 7340 transitions. [2021-11-17 13:02:03,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-17 13:02:03,579 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:02:03,580 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:02:03,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-17 13:02:03,580 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:02:03,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:02:03,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1816089751, now seen corresponding path program 1 times [2021-11-17 13:02:03,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:02:03,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974567916] [2021-11-17 13:02:03,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:02:03,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:02:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:02:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:02:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:02:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:02:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:02:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:03,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:02:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:02:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:02:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:02:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:02:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:02:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:02:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:02:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:02:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:02:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:02:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:02:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:02:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:02:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:02:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:02:03,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 13:02:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 13:02:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:03,958 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2021-11-17 13:02:03,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:02:03,958 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974567916] [2021-11-17 13:02:03,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974567916] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:02:03,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276252241] [2021-11-17 13:02:03,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:02:03,960 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:02:03,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:02:03,963 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:02:03,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-17 13:02:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:04,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 4305 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-17 13:02:04,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:02:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 577 trivial. 0 not checked. [2021-11-17 13:02:05,279 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-17 13:02:05,737 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2021-11-17 13:02:05,737 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276252241] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-17 13:02:05,737 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-17 13:02:05,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5] total 12 [2021-11-17 13:02:05,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671026410] [2021-11-17 13:02:05,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-17 13:02:05,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-17 13:02:05,738 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:02:05,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-17 13:02:05,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:02:05,738 INFO L87 Difference]: Start difference. First operand 5697 states and 7340 transitions. Second operand has 12 states, 12 states have (on average 9.416666666666666) internal successors, (113), 9 states have internal predecessors, (113), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-17 13:02:08,025 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:13,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:02:13,605 INFO L93 Difference]: Finished difference Result 11347 states and 14648 transitions. [2021-11-17 13:02:13,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 13:02:13,605 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.416666666666666) internal successors, (113), 9 states have internal predecessors, (113), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 267 [2021-11-17 13:02:13,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:02:13,620 INFO L225 Difference]: With dead ends: 11347 [2021-11-17 13:02:13,620 INFO L226 Difference]: Without dead ends: 5779 [2021-11-17 13:02:13,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 630 GetRequests, 612 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2021-11-17 13:02:13,633 INFO L933 BasicCegarLoop]: 1365 mSDtfsCounter, 1307 mSDsluCounter, 4735 mSDsCounter, 0 mSdLazyCounter, 3378 mSolverCounterSat, 1161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1307 SdHoareTripleChecker+Valid, 6100 SdHoareTripleChecker+Invalid, 4539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1161 IncrementalHoareTripleChecker+Valid, 3378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2021-11-17 13:02:13,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1307 Valid, 6100 Invalid, 4539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1161 Valid, 3378 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2021-11-17 13:02:13,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2021-11-17 13:02:13,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 5709. [2021-11-17 13:02:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5709 states, 3861 states have (on average 1.176897176897177) internal successors, (4544), 3919 states have internal predecessors, (4544), 1362 states have call successors, (1362), 478 states have call predecessors, (1362), 477 states have return successors, (1446), 1345 states have call predecessors, (1446), 1358 states have call successors, (1446) [2021-11-17 13:02:13,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5709 states to 5709 states and 7352 transitions. [2021-11-17 13:02:13,949 INFO L78 Accepts]: Start accepts. Automaton has 5709 states and 7352 transitions. Word has length 267 [2021-11-17 13:02:13,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:02:13,950 INFO L470 AbstractCegarLoop]: Abstraction has 5709 states and 7352 transitions. [2021-11-17 13:02:13,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.416666666666666) internal successors, (113), 9 states have internal predecessors, (113), 2 states have call successors, (40), 5 states have call predecessors, (40), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-17 13:02:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 5709 states and 7352 transitions. [2021-11-17 13:02:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-17 13:02:13,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:02:13,953 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:02:13,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-17 13:02:14,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-11-17 13:02:14,178 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:02:14,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:02:14,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1770603785, now seen corresponding path program 1 times [2021-11-17 13:02:14,179 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:02:14,179 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245464789] [2021-11-17 13:02:14,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:02:14,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:02:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:02:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:02:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:02:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:02:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:02:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:02:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:02:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:14,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:02:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:02:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:14,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:02:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:02:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:02:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:02:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:02:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:02:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:02:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-17 13:02:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-11-17 13:02:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-17 13:02:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 13:02:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-11-17 13:02:14,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 13:02:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-11-17 13:02:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-11-17 13:02:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-11-17 13:02:14,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:14,530 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 543 trivial. 0 not checked. [2021-11-17 13:02:14,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:02:14,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245464789] [2021-11-17 13:02:14,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245464789] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:02:14,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:02:14,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-17 13:02:14,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694825657] [2021-11-17 13:02:14,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:02:14,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-17 13:02:14,531 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:02:14,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-17 13:02:14,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2021-11-17 13:02:14,532 INFO L87 Difference]: Start difference. First operand 5709 states and 7352 transitions. Second operand has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-17 13:02:16,616 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:18,672 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:20,733 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:23,112 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:26,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:02:26,680 INFO L93 Difference]: Finished difference Result 7313 states and 9336 transitions. [2021-11-17 13:02:26,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 13:02:26,681 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 267 [2021-11-17 13:02:26,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:02:26,701 INFO L225 Difference]: With dead ends: 7313 [2021-11-17 13:02:26,701 INFO L226 Difference]: Without dead ends: 7311 [2021-11-17 13:02:26,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:02:26,705 INFO L933 BasicCegarLoop]: 1362 mSDtfsCounter, 3018 mSDsluCounter, 3083 mSDsCounter, 0 mSdLazyCounter, 2469 mSolverCounterSat, 1934 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3167 SdHoareTripleChecker+Valid, 4445 SdHoareTripleChecker+Invalid, 4406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1934 IncrementalHoareTripleChecker+Valid, 2469 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2021-11-17 13:02:26,705 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3167 Valid, 4445 Invalid, 4406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1934 Valid, 2469 Invalid, 3 Unknown, 0 Unchecked, 11.7s Time] [2021-11-17 13:02:26,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7311 states. [2021-11-17 13:02:27,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7311 to 7187. [2021-11-17 13:02:27,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7187 states, 4892 states have (on average 1.1813164349959118) internal successors, (5779), 4949 states have internal predecessors, (5779), 1626 states have call successors, (1626), 662 states have call predecessors, (1626), 661 states have return successors, (1726), 1609 states have call predecessors, (1726), 1622 states have call successors, (1726) [2021-11-17 13:02:27,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7187 states to 7187 states and 9131 transitions. [2021-11-17 13:02:27,133 INFO L78 Accepts]: Start accepts. Automaton has 7187 states and 9131 transitions. Word has length 267 [2021-11-17 13:02:27,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:02:27,134 INFO L470 AbstractCegarLoop]: Abstraction has 7187 states and 9131 transitions. [2021-11-17 13:02:27,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.666666666666666) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (34), 7 states have call predecessors, (34), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-17 13:02:27,134 INFO L276 IsEmpty]: Start isEmpty. Operand 7187 states and 9131 transitions. [2021-11-17 13:02:27,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-17 13:02:27,135 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:02:27,136 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:02:27,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-17 13:02:27,136 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:02:27,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:02:27,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1859507128, now seen corresponding path program 2 times [2021-11-17 13:02:27,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:02:27,137 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010552505] [2021-11-17 13:02:27,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:02:27,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:02:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:02:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:02:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:02:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:02:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:02:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:02:27,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:02:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:02:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:27,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:02:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:02:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:02:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:02:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:02:27,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:02:27,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:02:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:02:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:02:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:27,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:02:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:02:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:02:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:02:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-11-17 13:02:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-17 13:02:27,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 592 trivial. 0 not checked. [2021-11-17 13:02:27,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:02:27,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010552505] [2021-11-17 13:02:27,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010552505] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:02:27,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152573866] [2021-11-17 13:02:27,550 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-17 13:02:27,550 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:02:27,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:02:27,551 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:02:27,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-17 13:02:28,142 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-17 13:02:28,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-17 13:02:28,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 3170 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-17 13:02:28,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:02:28,720 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-17 13:02:28,720 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:02:28,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [152573866] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:02:28,720 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:02:28,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 15 [2021-11-17 13:02:28,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034173509] [2021-11-17 13:02:28,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:02:28,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:02:28,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:02:28,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:02:28,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=182, Unknown=0, NotChecked=0, Total=210 [2021-11-17 13:02:28,722 INFO L87 Difference]: Start difference. First operand 7187 states and 9131 transitions. Second operand has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (29), 1 states have call predecessors, (29), 2 states have return successors, (27), 2 states have call predecessors, (27), 1 states have call successors, (27) [2021-11-17 13:02:30,462 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:31,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:02:31,473 INFO L93 Difference]: Finished difference Result 14218 states and 18299 transitions. [2021-11-17 13:02:31,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 13:02:31,474 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (29), 1 states have call predecessors, (29), 2 states have return successors, (27), 2 states have call predecessors, (27), 1 states have call successors, (27) Word has length 279 [2021-11-17 13:02:31,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:02:31,493 INFO L225 Difference]: With dead ends: 14218 [2021-11-17 13:02:31,494 INFO L226 Difference]: Without dead ends: 7187 [2021-11-17 13:02:31,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 357 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:02:31,512 INFO L933 BasicCegarLoop]: 1473 mSDtfsCounter, 1324 mSDsluCounter, 3822 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 5295 SdHoareTripleChecker+Invalid, 606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-17 13:02:31,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 5295 Invalid, 606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-17 13:02:31,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7187 states. [2021-11-17 13:02:31,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7187 to 7187. [2021-11-17 13:02:31,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7187 states, 4892 states have (on average 1.178045789043336) internal successors, (5763), 4949 states have internal predecessors, (5763), 1626 states have call successors, (1626), 662 states have call predecessors, (1626), 661 states have return successors, (1726), 1609 states have call predecessors, (1726), 1622 states have call successors, (1726) [2021-11-17 13:02:31,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7187 states to 7187 states and 9115 transitions. [2021-11-17 13:02:31,920 INFO L78 Accepts]: Start accepts. Automaton has 7187 states and 9115 transitions. Word has length 279 [2021-11-17 13:02:31,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:02:31,920 INFO L470 AbstractCegarLoop]: Abstraction has 7187 states and 9115 transitions. [2021-11-17 13:02:31,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (29), 1 states have call predecessors, (29), 2 states have return successors, (27), 2 states have call predecessors, (27), 1 states have call successors, (27) [2021-11-17 13:02:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7187 states and 9115 transitions. [2021-11-17 13:02:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-17 13:02:31,922 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:02:31,922 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:02:31,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-17 13:02:32,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:02:32,140 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:02:32,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:02:32,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1859566710, now seen corresponding path program 1 times [2021-11-17 13:02:32,140 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:02:32,140 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729369088] [2021-11-17 13:02:32,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:02:32,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:02:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:02:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:02:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:02:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:02:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:02:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:02:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:32,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:02:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:02:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:02:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:02:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:02:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:02:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:02:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:02:32,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:02:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:02:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:02:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:02:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:02:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:02:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:02:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-11-17 13:02:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-17 13:02:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-17 13:02:32,460 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:02:32,460 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729369088] [2021-11-17 13:02:32,460 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729369088] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:02:32,460 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:02:32,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 13:02:32,461 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862228866] [2021-11-17 13:02:32,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:02:32,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 13:02:32,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:02:32,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 13:02:32,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-17 13:02:32,462 INFO L87 Difference]: Start difference. First operand 7187 states and 9115 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2021-11-17 13:02:37,098 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:38,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:02:38,759 INFO L93 Difference]: Finished difference Result 7305 states and 9308 transitions. [2021-11-17 13:02:38,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-17 13:02:38,760 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 279 [2021-11-17 13:02:38,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:02:38,778 INFO L225 Difference]: With dead ends: 7305 [2021-11-17 13:02:38,779 INFO L226 Difference]: Without dead ends: 7303 [2021-11-17 13:02:38,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-11-17 13:02:38,781 INFO L933 BasicCegarLoop]: 1360 mSDtfsCounter, 1272 mSDsluCounter, 2983 mSDsCounter, 0 mSdLazyCounter, 2129 mSolverCounterSat, 1156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 4343 SdHoareTripleChecker+Invalid, 3285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1156 IncrementalHoareTripleChecker+Valid, 2129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-11-17 13:02:38,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 4343 Invalid, 3285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1156 Valid, 2129 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-11-17 13:02:38,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7303 states. [2021-11-17 13:02:39,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7303 to 7185. [2021-11-17 13:02:39,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7185 states, 4891 states have (on average 1.174810877121243) internal successors, (5746), 4947 states have internal predecessors, (5746), 1626 states have call successors, (1626), 662 states have call predecessors, (1626), 661 states have return successors, (1726), 1609 states have call predecessors, (1726), 1622 states have call successors, (1726) [2021-11-17 13:02:39,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 7185 states and 9098 transitions. [2021-11-17 13:02:39,186 INFO L78 Accepts]: Start accepts. Automaton has 7185 states and 9098 transitions. Word has length 279 [2021-11-17 13:02:39,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:02:39,187 INFO L470 AbstractCegarLoop]: Abstraction has 7185 states and 9098 transitions. [2021-11-17 13:02:39,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 4 states have internal predecessors, (95), 1 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2021-11-17 13:02:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 7185 states and 9098 transitions. [2021-11-17 13:02:39,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-17 13:02:39,189 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:02:39,189 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:02:39,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-17 13:02:39,189 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:02:39,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:02:39,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1346050784, now seen corresponding path program 1 times [2021-11-17 13:02:39,190 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:02:39,190 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821831864] [2021-11-17 13:02:39,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:02:39,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:02:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:02:39,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:02:39,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:02:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:02:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:02:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:39,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:02:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:02:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:39,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:02:39,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:02:39,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:02:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:02:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:02:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:02:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:02:39,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:02:39,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:02:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:02:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:39,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:02:39,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:02:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:02:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:02:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-11-17 13:02:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-11-17 13:02:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:39,544 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2021-11-17 13:02:39,544 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:02:39,544 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821831864] [2021-11-17 13:02:39,544 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821831864] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:02:39,544 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:02:39,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 13:02:39,545 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9419574] [2021-11-17 13:02:39,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:02:39,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:02:39,545 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:02:39,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:02:39,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 13:02:39,546 INFO L87 Difference]: Start difference. First operand 7185 states and 9098 transitions. Second operand has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-17 13:02:41,918 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:43,977 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:47,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:02:47,840 INFO L93 Difference]: Finished difference Result 14298 states and 18377 transitions. [2021-11-17 13:02:47,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 13:02:47,841 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 286 [2021-11-17 13:02:47,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:02:47,862 INFO L225 Difference]: With dead ends: 14298 [2021-11-17 13:02:47,862 INFO L226 Difference]: Without dead ends: 7269 [2021-11-17 13:02:47,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:02:47,879 INFO L933 BasicCegarLoop]: 1353 mSDtfsCounter, 2256 mSDsluCounter, 1208 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 1380 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2430 SdHoareTripleChecker+Valid, 2561 SdHoareTripleChecker+Invalid, 2327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1380 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2021-11-17 13:02:47,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2430 Valid, 2561 Invalid, 2327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1380 Valid, 945 Invalid, 2 Unknown, 0 Unchecked, 7.9s Time] [2021-11-17 13:02:47,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7269 states. [2021-11-17 13:02:48,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7269 to 7151. [2021-11-17 13:02:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7151 states, 4858 states have (on average 1.169411280362289) internal successors, (5681), 4913 states have internal predecessors, (5681), 1626 states have call successors, (1626), 662 states have call predecessors, (1626), 661 states have return successors, (1726), 1609 states have call predecessors, (1726), 1622 states have call successors, (1726) [2021-11-17 13:02:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7151 states to 7151 states and 9033 transitions. [2021-11-17 13:02:48,282 INFO L78 Accepts]: Start accepts. Automaton has 7151 states and 9033 transitions. Word has length 286 [2021-11-17 13:02:48,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:02:48,303 INFO L470 AbstractCegarLoop]: Abstraction has 7151 states and 9033 transitions. [2021-11-17 13:02:48,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.666666666666668) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-17 13:02:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 7151 states and 9033 transitions. [2021-11-17 13:02:48,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-17 13:02:48,306 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:02:48,306 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:02:48,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-17 13:02:48,307 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:02:48,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:02:48,307 INFO L85 PathProgramCache]: Analyzing trace with hash 635351663, now seen corresponding path program 1 times [2021-11-17 13:02:48,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:02:48,307 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543033068] [2021-11-17 13:02:48,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:02:48,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:02:48,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:02:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:02:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:02:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:02:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:02:48,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:48,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:02:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:02:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:02:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:48,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:02:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:02:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:02:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:02:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:02:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:02:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:02:48,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:02:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:02:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:02:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-17 13:02:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-11-17 13:02:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-17 13:02:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:02:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 13:02:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-11-17 13:02:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 13:02:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-11-17 13:02:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-11-17 13:02:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-11-17 13:02:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-11-17 13:02:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-11-17 13:02:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-17 13:02:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-17 13:02:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:02:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 599 trivial. 0 not checked. [2021-11-17 13:02:48,714 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:02:48,714 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543033068] [2021-11-17 13:02:48,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543033068] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:02:48,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:02:48,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-17 13:02:48,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632296660] [2021-11-17 13:02:48,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:02:48,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-17 13:02:48,716 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:02:48,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-17 13:02:48,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-11-17 13:02:48,716 INFO L87 Difference]: Start difference. First operand 7151 states and 9033 transitions. Second operand has 10 states, 9 states have (on average 11.666666666666666) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (39), 8 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-17 13:02:50,698 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:53,609 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:55,268 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:57,253 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:02:59,690 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:05,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:03:05,083 INFO L93 Difference]: Finished difference Result 7283 states and 9243 transitions. [2021-11-17 13:03:05,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-17 13:03:05,084 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 11.666666666666666) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (39), 8 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) Word has length 288 [2021-11-17 13:03:05,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:03:05,100 INFO L225 Difference]: With dead ends: 7283 [2021-11-17 13:03:05,101 INFO L226 Difference]: Without dead ends: 7281 [2021-11-17 13:03:05,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=141, Invalid=321, Unknown=0, NotChecked=0, Total=462 [2021-11-17 13:03:05,103 INFO L933 BasicCegarLoop]: 1521 mSDtfsCounter, 1927 mSDsluCounter, 4373 mSDsCounter, 0 mSdLazyCounter, 4270 mSolverCounterSat, 1765 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1940 SdHoareTripleChecker+Valid, 5894 SdHoareTripleChecker+Invalid, 6036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1765 IncrementalHoareTripleChecker+Valid, 4270 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2021-11-17 13:03:05,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1940 Valid, 5894 Invalid, 6036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1765 Valid, 4270 Invalid, 1 Unknown, 0 Unchecked, 15.8s Time] [2021-11-17 13:03:05,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7281 states. [2021-11-17 13:03:05,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7281 to 7149. [2021-11-17 13:03:05,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7149 states, 4857 states have (on average 1.167799052913321) internal successors, (5672), 4911 states have internal predecessors, (5672), 1626 states have call successors, (1626), 662 states have call predecessors, (1626), 661 states have return successors, (1726), 1609 states have call predecessors, (1726), 1622 states have call successors, (1726) [2021-11-17 13:03:05,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7149 states to 7149 states and 9024 transitions. [2021-11-17 13:03:05,471 INFO L78 Accepts]: Start accepts. Automaton has 7149 states and 9024 transitions. Word has length 288 [2021-11-17 13:03:05,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:03:05,472 INFO L470 AbstractCegarLoop]: Abstraction has 7149 states and 9024 transitions. [2021-11-17 13:03:05,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 11.666666666666666) internal successors, (105), 4 states have internal predecessors, (105), 3 states have call successors, (39), 8 states have call predecessors, (39), 2 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2021-11-17 13:03:05,472 INFO L276 IsEmpty]: Start isEmpty. Operand 7149 states and 9024 transitions. [2021-11-17 13:03:05,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2021-11-17 13:03:05,475 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:03:05,475 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:03:05,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-17 13:03:05,475 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:03:05,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:03:05,476 INFO L85 PathProgramCache]: Analyzing trace with hash 95962582, now seen corresponding path program 1 times [2021-11-17 13:03:05,476 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:03:05,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56209523] [2021-11-17 13:03:05,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:03:05,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:03:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:03:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:03:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:03:05,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:03:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:03:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:03:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:03:05,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:03:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:03:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:03:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:03:05,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:03:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:03:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:03:05,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:03:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:03:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-17 13:03:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-11-17 13:03:05,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-17 13:03:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 13:03:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-11-17 13:03:05,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 13:03:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-11-17 13:03:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-17 13:03:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-11-17 13:03:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 13:03:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-11-17 13:03:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:03:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:03:05,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:03:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 13:03:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-17 13:03:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2021-11-17 13:03:05,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:03:05,957 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56209523] [2021-11-17 13:03:05,957 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56209523] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:03:05,958 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:03:05,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-17 13:03:05,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634347177] [2021-11-17 13:03:05,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:03:05,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-17 13:03:05,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:03:05,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-17 13:03:05,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2021-11-17 13:03:05,959 INFO L87 Difference]: Start difference. First operand 7149 states and 9024 transitions. Second operand has 13 states, 12 states have (on average 11.25) internal successors, (135), 6 states have internal predecessors, (135), 3 states have call successors, (46), 7 states have call predecessors, (46), 3 states have return successors, (44), 4 states have call predecessors, (44), 3 states have call successors, (44) [2021-11-17 13:03:09,038 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:15,150 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:19,707 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:21,727 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:24,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:03:24,918 INFO L93 Difference]: Finished difference Result 12986 states and 16332 transitions. [2021-11-17 13:03:24,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-17 13:03:24,919 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.25) internal successors, (135), 6 states have internal predecessors, (135), 3 states have call successors, (46), 7 states have call predecessors, (46), 3 states have return successors, (44), 4 states have call predecessors, (44), 3 states have call successors, (44) Word has length 342 [2021-11-17 13:03:24,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:03:24,938 INFO L225 Difference]: With dead ends: 12986 [2021-11-17 13:03:24,938 INFO L226 Difference]: Without dead ends: 7471 [2021-11-17 13:03:24,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=474, Unknown=0, NotChecked=0, Total=650 [2021-11-17 13:03:24,950 INFO L933 BasicCegarLoop]: 1311 mSDtfsCounter, 1824 mSDsluCounter, 6741 mSDsCounter, 0 mSdLazyCounter, 5194 mSolverCounterSat, 1912 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1824 SdHoareTripleChecker+Valid, 8052 SdHoareTripleChecker+Invalid, 7107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1912 IncrementalHoareTripleChecker+Valid, 5194 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:03:24,950 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1824 Valid, 8052 Invalid, 7107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1912 Valid, 5194 Invalid, 1 Unknown, 0 Unchecked, 18.2s Time] [2021-11-17 13:03:24,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7471 states. [2021-11-17 13:03:25,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7471 to 7199. [2021-11-17 13:03:25,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7199 states, 4890 states have (on average 1.1666666666666667) internal successors, (5705), 4945 states have internal predecessors, (5705), 1642 states have call successors, (1642), 662 states have call predecessors, (1642), 662 states have return successors, (1745), 1625 states have call predecessors, (1745), 1638 states have call successors, (1745) [2021-11-17 13:03:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7199 states to 7199 states and 9092 transitions. [2021-11-17 13:03:25,377 INFO L78 Accepts]: Start accepts. Automaton has 7199 states and 9092 transitions. Word has length 342 [2021-11-17 13:03:25,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:03:25,377 INFO L470 AbstractCegarLoop]: Abstraction has 7199 states and 9092 transitions. [2021-11-17 13:03:25,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.25) internal successors, (135), 6 states have internal predecessors, (135), 3 states have call successors, (46), 7 states have call predecessors, (46), 3 states have return successors, (44), 4 states have call predecessors, (44), 3 states have call successors, (44) [2021-11-17 13:03:25,378 INFO L276 IsEmpty]: Start isEmpty. Operand 7199 states and 9092 transitions. [2021-11-17 13:03:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2021-11-17 13:03:25,380 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:03:25,380 INFO L514 BasicCegarLoop]: trace histogram [14, 14, 14, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:03:25,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-17 13:03:25,381 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:03:25,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:03:25,381 INFO L85 PathProgramCache]: Analyzing trace with hash -2041872285, now seen corresponding path program 1 times [2021-11-17 13:03:25,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:03:25,381 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753173592] [2021-11-17 13:03:25,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:03:25,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:03:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:03:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:03:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:03:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:03:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:03:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:03:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:03:26,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:03:26,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:03:26,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:03:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:03:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:03:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:03:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:03:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:03:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:03:26,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-17 13:03:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-11-17 13:03:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-17 13:03:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 13:03:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-11-17 13:03:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 13:03:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-11-17 13:03:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-17 13:03:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-11-17 13:03:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 13:03:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-11-17 13:03:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:03:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-17 13:03:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:26,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:03:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 13:03:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:03:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:26,386 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 6 proven. 61 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2021-11-17 13:03:26,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:03:26,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753173592] [2021-11-17 13:03:26,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753173592] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:03:26,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782457933] [2021-11-17 13:03:26,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:03:26,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:03:26,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:03:26,388 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:03:26,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-17 13:03:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:27,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 4640 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-17 13:03:27,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:03:27,849 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2021-11-17 13:03:27,849 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:03:27,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782457933] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:03:27,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:03:27,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [14] total 24 [2021-11-17 13:03:27,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767333498] [2021-11-17 13:03:27,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:03:27,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-17 13:03:27,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:03:27,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-17 13:03:27,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=505, Unknown=0, NotChecked=0, Total=552 [2021-11-17 13:03:27,851 INFO L87 Difference]: Start difference. First operand 7199 states and 9092 transitions. Second operand has 14 states, 13 states have (on average 10.846153846153847) internal successors, (141), 13 states have internal predecessors, (141), 6 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (44), 6 states have call predecessors, (44), 6 states have call successors, (44) [2021-11-17 13:03:28,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:03:28,596 INFO L93 Difference]: Finished difference Result 8765 states and 10962 transitions. [2021-11-17 13:03:28,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-17 13:03:28,597 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 10.846153846153847) internal successors, (141), 13 states have internal predecessors, (141), 6 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (44), 6 states have call predecessors, (44), 6 states have call successors, (44) Word has length 343 [2021-11-17 13:03:28,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:03:28,611 INFO L225 Difference]: With dead ends: 8765 [2021-11-17 13:03:28,612 INFO L226 Difference]: Without dead ends: 7196 [2021-11-17 13:03:28,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 440 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=110, Invalid=882, Unknown=0, NotChecked=0, Total=992 [2021-11-17 13:03:28,616 INFO L933 BasicCegarLoop]: 1437 mSDtfsCounter, 38 mSDsluCounter, 17179 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 18616 SdHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:03:28,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [38 Valid, 18616 Invalid, 515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 480 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-17 13:03:28,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7196 states. [2021-11-17 13:03:29,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7196 to 7196. [2021-11-17 13:03:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7196 states, 4887 states have (on average 1.1663597298956414) internal successors, (5700), 4942 states have internal predecessors, (5700), 1642 states have call successors, (1642), 662 states have call predecessors, (1642), 662 states have return successors, (1745), 1625 states have call predecessors, (1745), 1638 states have call successors, (1745) [2021-11-17 13:03:29,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7196 states to 7196 states and 9087 transitions. [2021-11-17 13:03:29,025 INFO L78 Accepts]: Start accepts. Automaton has 7196 states and 9087 transitions. Word has length 343 [2021-11-17 13:03:29,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:03:29,025 INFO L470 AbstractCegarLoop]: Abstraction has 7196 states and 9087 transitions. [2021-11-17 13:03:29,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 10.846153846153847) internal successors, (141), 13 states have internal predecessors, (141), 6 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (44), 6 states have call predecessors, (44), 6 states have call successors, (44) [2021-11-17 13:03:29,025 INFO L276 IsEmpty]: Start isEmpty. Operand 7196 states and 9087 transitions. [2021-11-17 13:03:29,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2021-11-17 13:03:29,028 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:03:29,029 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 11, 11, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:03:29,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-17 13:03:29,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:03:29,230 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:03:29,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:03:29,231 INFO L85 PathProgramCache]: Analyzing trace with hash -728376928, now seen corresponding path program 1 times [2021-11-17 13:03:29,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:03:29,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272899206] [2021-11-17 13:03:29,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:03:29,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:03:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:03:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:03:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:03:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:03:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:03:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:29,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:03:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:29,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:29,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:03:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:29,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:03:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:03:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:29,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:03:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:03:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:03:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:03:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:03:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:03:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:03:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:03:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:03:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:03:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:03:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:03:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-11-17 13:03:29,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 13:03:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 13:03:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-11-17 13:03:29,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:03:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:03:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-11-17 13:03:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-11-17 13:03:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:03:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-17 13:03:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:03:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:03:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-11-17 13:03:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-11-17 13:03:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-17 13:03:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2021-11-17 13:03:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-17 13:03:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-11-17 13:03:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2021-11-17 13:03:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-11-17 13:03:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-11-17 13:03:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:03:29,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:29,721 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 929 trivial. 0 not checked. [2021-11-17 13:03:29,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:03:29,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272899206] [2021-11-17 13:03:29,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272899206] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:03:29,721 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:03:29,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-17 13:03:29,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120298179] [2021-11-17 13:03:29,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:03:29,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-17 13:03:29,722 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:03:29,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-17 13:03:29,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-17 13:03:29,723 INFO L87 Difference]: Start difference. First operand 7196 states and 9087 transitions. Second operand has 11 states, 11 states have (on average 14.454545454545455) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (52), 7 states have call predecessors, (52), 2 states have return successors, (50), 3 states have call predecessors, (50), 2 states have call successors, (50) [2021-11-17 13:03:36,952 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:42,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:03:42,956 INFO L93 Difference]: Finished difference Result 14667 states and 18666 transitions. [2021-11-17 13:03:42,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-17 13:03:42,957 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.454545454545455) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (52), 7 states have call predecessors, (52), 2 states have return successors, (50), 3 states have call predecessors, (50), 2 states have call successors, (50) Word has length 464 [2021-11-17 13:03:42,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:03:42,977 INFO L225 Difference]: With dead ends: 14667 [2021-11-17 13:03:42,977 INFO L226 Difference]: Without dead ends: 7758 [2021-11-17 13:03:42,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2021-11-17 13:03:42,993 INFO L933 BasicCegarLoop]: 1556 mSDtfsCounter, 1421 mSDsluCounter, 6507 mSDsCounter, 0 mSdLazyCounter, 4707 mSolverCounterSat, 1366 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 8063 SdHoareTripleChecker+Invalid, 6074 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1366 IncrementalHoareTripleChecker+Valid, 4707 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2021-11-17 13:03:42,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 8063 Invalid, 6074 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1366 Valid, 4707 Invalid, 1 Unknown, 0 Unchecked, 12.7s Time] [2021-11-17 13:03:42,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7758 states. [2021-11-17 13:03:43,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7758 to 7281. [2021-11-17 13:03:43,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7281 states, 4939 states have (on average 1.1662279813727474) internal successors, (5760), 5018 states have internal predecessors, (5760), 1642 states have call successors, (1642), 662 states have call predecessors, (1642), 695 states have return successors, (1832), 1634 states have call predecessors, (1832), 1638 states have call successors, (1832) [2021-11-17 13:03:43,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7281 states to 7281 states and 9234 transitions. [2021-11-17 13:03:43,420 INFO L78 Accepts]: Start accepts. Automaton has 7281 states and 9234 transitions. Word has length 464 [2021-11-17 13:03:43,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:03:43,421 INFO L470 AbstractCegarLoop]: Abstraction has 7281 states and 9234 transitions. [2021-11-17 13:03:43,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.454545454545455) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (52), 7 states have call predecessors, (52), 2 states have return successors, (50), 3 states have call predecessors, (50), 2 states have call successors, (50) [2021-11-17 13:03:43,421 INFO L276 IsEmpty]: Start isEmpty. Operand 7281 states and 9234 transitions. [2021-11-17 13:03:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2021-11-17 13:03:43,424 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:03:43,425 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 8, 8, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:03:43,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-17 13:03:43,425 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:03:43,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:03:43,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1951245256, now seen corresponding path program 1 times [2021-11-17 13:03:43,425 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:03:43,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553351092] [2021-11-17 13:03:43,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:03:43,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:03:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:03:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:03:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:03:43,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:03:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:03:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:03:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:03:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:03:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:03:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:43,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:43,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:03:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:03:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:03:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:03:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:03:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:03:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:03:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:03:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:03:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:03:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:03:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:03:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:03:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:03:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-11-17 13:03:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 13:03:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 13:03:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:03:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-17 13:03:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-11-17 13:03:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:03:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-11-17 13:03:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-17 13:03:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-11-17 13:03:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-11-17 13:03:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-11-17 13:03:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2021-11-17 13:03:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 13:03:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2021-11-17 13:03:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-17 13:03:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:03:43,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:03:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:43,922 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 806 trivial. 0 not checked. [2021-11-17 13:03:43,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:03:43,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553351092] [2021-11-17 13:03:43,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553351092] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:03:43,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290345991] [2021-11-17 13:03:43,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:03:43,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:03:43,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:03:43,925 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:03:43,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-17 13:03:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:03:45,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 5045 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-17 13:03:45,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:03:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 158 proven. 32 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked. [2021-11-17 13:03:45,810 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-17 13:03:46,603 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 806 trivial. 0 not checked. [2021-11-17 13:03:46,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1290345991] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-17 13:03:46,604 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-17 13:03:46,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 19 [2021-11-17 13:03:46,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479361081] [2021-11-17 13:03:46,604 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-17 13:03:46,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-17 13:03:46,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:03:46,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-17 13:03:46,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2021-11-17 13:03:46,607 INFO L87 Difference]: Start difference. First operand 7281 states and 9234 transitions. Second operand has 19 states, 19 states have (on average 11.789473684210526) internal successors, (224), 15 states have internal predecessors, (224), 2 states have call successors, (78), 6 states have call predecessors, (78), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2021-11-17 13:03:49,042 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:51,757 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:03:58,137 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:02,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:04:02,329 INFO L93 Difference]: Finished difference Result 14540 states and 18466 transitions. [2021-11-17 13:04:02,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-17 13:04:02,329 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 11.789473684210526) internal successors, (224), 15 states have internal predecessors, (224), 2 states have call successors, (78), 6 states have call predecessors, (78), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 421 [2021-11-17 13:04:02,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:04:02,350 INFO L225 Difference]: With dead ends: 14540 [2021-11-17 13:04:02,350 INFO L226 Difference]: Without dead ends: 7397 [2021-11-17 13:04:02,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 995 GetRequests, 963 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=192, Invalid=864, Unknown=0, NotChecked=0, Total=1056 [2021-11-17 13:04:02,363 INFO L933 BasicCegarLoop]: 1354 mSDtfsCounter, 1307 mSDsluCounter, 6967 mSDsCounter, 0 mSdLazyCounter, 5040 mSolverCounterSat, 1195 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1307 SdHoareTripleChecker+Valid, 8321 SdHoareTripleChecker+Invalid, 6237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1195 IncrementalHoareTripleChecker+Valid, 5040 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.9s IncrementalHoareTripleChecker+Time [2021-11-17 13:04:02,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1307 Valid, 8321 Invalid, 6237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1195 Valid, 5040 Invalid, 2 Unknown, 0 Unchecked, 14.9s Time] [2021-11-17 13:04:02,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7397 states. [2021-11-17 13:04:02,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7397 to 7305. [2021-11-17 13:04:02,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7305 states, 4963 states have (on average 1.165424138625831) internal successors, (5784), 5042 states have internal predecessors, (5784), 1642 states have call successors, (1642), 662 states have call predecessors, (1642), 695 states have return successors, (1832), 1634 states have call predecessors, (1832), 1638 states have call successors, (1832) [2021-11-17 13:04:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7305 states to 7305 states and 9258 transitions. [2021-11-17 13:04:02,785 INFO L78 Accepts]: Start accepts. Automaton has 7305 states and 9258 transitions. Word has length 421 [2021-11-17 13:04:02,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:04:02,785 INFO L470 AbstractCegarLoop]: Abstraction has 7305 states and 9258 transitions. [2021-11-17 13:04:02,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 11.789473684210526) internal successors, (224), 15 states have internal predecessors, (224), 2 states have call successors, (78), 6 states have call predecessors, (78), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2021-11-17 13:04:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 7305 states and 9258 transitions. [2021-11-17 13:04:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2021-11-17 13:04:02,789 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:04:02,789 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 11, 10, 10, 10, 10, 10, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:04:02,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-17 13:04:02,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-11-17 13:04:02,993 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:04:02,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:04:02,994 INFO L85 PathProgramCache]: Analyzing trace with hash 268523007, now seen corresponding path program 1 times [2021-11-17 13:04:02,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:04:02,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608059649] [2021-11-17 13:04:02,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:02,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:04:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:04:03,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:04:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:04:03,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:04:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:04:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:03,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:04:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:04:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:04:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:04:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:04:03,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:04:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:04:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:04:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:04:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:04:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:04:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:04:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:04:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:04:03,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:04:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:04:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:04:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:04:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:04:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:03,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:04:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:04:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-11-17 13:04:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 13:04:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-11-17 13:04:03,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-11-17 13:04:03,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2021-11-17 13:04:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2021-11-17 13:04:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-11-17 13:04:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2021-11-17 13:04:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 13:04:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-11-17 13:04:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2021-11-17 13:04:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-11-17 13:04:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-11-17 13:04:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 491 [2021-11-17 13:04:03,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:03,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:03,512 INFO L134 CoverageAnalysis]: Checked inductivity of 1178 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 1164 trivial. 0 not checked. [2021-11-17 13:04:03,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:04:03,513 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608059649] [2021-11-17 13:04:03,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608059649] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:04:03,513 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:04:03,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-17 13:04:03,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868353262] [2021-11-17 13:04:03,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:04:03,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-17 13:04:03,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:04:03,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-17 13:04:03,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-17 13:04:03,515 INFO L87 Difference]: Start difference. First operand 7305 states and 9258 transitions. Second operand has 11 states, 11 states have (on average 14.545454545454545) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (54), 7 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-17 13:04:05,553 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:08,262 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:13,122 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:14,155 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:17,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:04:17,738 INFO L93 Difference]: Finished difference Result 14794 states and 18860 transitions. [2021-11-17 13:04:17,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-17 13:04:17,739 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.545454545454545) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (54), 7 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) Word has length 521 [2021-11-17 13:04:17,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:04:17,757 INFO L225 Difference]: With dead ends: 14794 [2021-11-17 13:04:17,757 INFO L226 Difference]: Without dead ends: 7803 [2021-11-17 13:04:17,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2021-11-17 13:04:17,769 INFO L933 BasicCegarLoop]: 1557 mSDtfsCounter, 1705 mSDsluCounter, 5577 mSDsCounter, 0 mSdLazyCounter, 3609 mSolverCounterSat, 1702 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1705 SdHoareTripleChecker+Valid, 7134 SdHoareTripleChecker+Invalid, 5313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1702 IncrementalHoareTripleChecker+Valid, 3609 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:04:17,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1705 Valid, 7134 Invalid, 5313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1702 Valid, 3609 Invalid, 2 Unknown, 0 Unchecked, 13.6s Time] [2021-11-17 13:04:17,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7803 states. [2021-11-17 13:04:18,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7803 to 7305. [2021-11-17 13:04:18,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7305 states, 4963 states have (on average 1.165424138625831) internal successors, (5784), 5042 states have internal predecessors, (5784), 1642 states have call successors, (1642), 662 states have call predecessors, (1642), 695 states have return successors, (1832), 1634 states have call predecessors, (1832), 1638 states have call successors, (1832) [2021-11-17 13:04:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7305 states to 7305 states and 9258 transitions. [2021-11-17 13:04:18,208 INFO L78 Accepts]: Start accepts. Automaton has 7305 states and 9258 transitions. Word has length 521 [2021-11-17 13:04:18,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:04:18,208 INFO L470 AbstractCegarLoop]: Abstraction has 7305 states and 9258 transitions. [2021-11-17 13:04:18,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.545454545454545) internal successors, (160), 5 states have internal predecessors, (160), 2 states have call successors, (54), 7 states have call predecessors, (54), 2 states have return successors, (52), 3 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-17 13:04:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 7305 states and 9258 transitions. [2021-11-17 13:04:18,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2021-11-17 13:04:18,212 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:04:18,212 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 11, 10, 10, 10, 10, 10, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:04:18,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-17 13:04:18,212 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:04:18,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:04:18,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1911153402, now seen corresponding path program 1 times [2021-11-17 13:04:18,213 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:04:18,213 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501074407] [2021-11-17 13:04:18,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:18,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:04:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:04:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:04:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:04:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:04:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:04:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:04:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:04:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:04:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:04:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:04:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:04:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:04:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:04:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:04:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:04:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:04:18,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:18,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:04:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:04:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:04:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:04:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:04:18,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:04:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:04:18,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:04:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:04:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-11-17 13:04:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-11-17 13:04:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-17 13:04:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2021-11-17 13:04:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-11-17 13:04:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-11-17 13:04:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2021-11-17 13:04:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-17 13:04:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2021-11-17 13:04:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:18,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-11-17 13:04:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-11-17 13:04:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2021-11-17 13:04:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-11-17 13:04:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2021-11-17 13:04:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-17 13:04:18,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-11-17 13:04:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:04:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-11-17 13:04:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2021-11-17 13:04:18,784 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:04:18,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501074407] [2021-11-17 13:04:18,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501074407] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:04:18,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641466255] [2021-11-17 13:04:18,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:18,784 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:04:18,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:04:18,785 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:04:18,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-17 13:04:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:19,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 5653 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-17 13:04:19,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:04:20,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 67 proven. 200 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2021-11-17 13:04:20,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-17 13:04:21,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2021-11-17 13:04:21,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641466255] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-17 13:04:21,895 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-17 13:04:21,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13, 22] total 40 [2021-11-17 13:04:21,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461849377] [2021-11-17 13:04:21,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:04:21,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-17 13:04:21,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:04:21,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-17 13:04:21,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=1471, Unknown=0, NotChecked=0, Total=1560 [2021-11-17 13:04:21,897 INFO L87 Difference]: Start difference. First operand 7305 states and 9258 transitions. Second operand has 10 states, 10 states have (on average 16.9) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 5 states have call predecessors, (52), 3 states have call successors, (52) [2021-11-17 13:04:22,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:04:22,577 INFO L93 Difference]: Finished difference Result 14317 states and 18277 transitions. [2021-11-17 13:04:22,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 13:04:22,578 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 16.9) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 5 states have call predecessors, (52), 3 states have call successors, (52) Word has length 525 [2021-11-17 13:04:22,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:04:22,595 INFO L225 Difference]: With dead ends: 14317 [2021-11-17 13:04:22,596 INFO L226 Difference]: Without dead ends: 7196 [2021-11-17 13:04:22,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1212 GetRequests, 1170 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=103, Invalid=1703, Unknown=0, NotChecked=0, Total=1806 [2021-11-17 13:04:22,605 INFO L933 BasicCegarLoop]: 1485 mSDtfsCounter, 16 mSDsluCounter, 11850 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 13335 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:04:22,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 13335 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-17 13:04:22,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7196 states. [2021-11-17 13:04:22,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7196 to 7110. [2021-11-17 13:04:22,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7110 states, 4801 states have (on average 1.1535096854821911) internal successors, (5538), 4868 states have internal predecessors, (5538), 1626 states have call successors, (1626), 641 states have call predecessors, (1626), 678 states have return successors, (1816), 1634 states have call predecessors, (1816), 1622 states have call successors, (1816) [2021-11-17 13:04:22,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7110 states to 7110 states and 8980 transitions. [2021-11-17 13:04:22,972 INFO L78 Accepts]: Start accepts. Automaton has 7110 states and 8980 transitions. Word has length 525 [2021-11-17 13:04:22,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:04:22,972 INFO L470 AbstractCegarLoop]: Abstraction has 7110 states and 8980 transitions. [2021-11-17 13:04:22,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.9) internal successors, (169), 8 states have internal predecessors, (169), 3 states have call successors, (55), 2 states have call predecessors, (55), 3 states have return successors, (52), 5 states have call predecessors, (52), 3 states have call successors, (52) [2021-11-17 13:04:22,972 INFO L276 IsEmpty]: Start isEmpty. Operand 7110 states and 8980 transitions. [2021-11-17 13:04:22,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-17 13:04:22,976 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:04:22,976 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 11, 10, 10, 10, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:04:23,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-11-17 13:04:23,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-11-17 13:04:23,192 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:04:23,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:04:23,192 INFO L85 PathProgramCache]: Analyzing trace with hash -268520953, now seen corresponding path program 1 times [2021-11-17 13:04:23,192 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:04:23,192 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934544143] [2021-11-17 13:04:23,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:23,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:04:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:04:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:04:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:04:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:04:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:04:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:04:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:04:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:04:23,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:04:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:04:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:04:23,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:04:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:04:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:04:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:04:23,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:04:23,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:04:23,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:04:23,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:04:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:04:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:04:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:04:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:04:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 13:04:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 13:04:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-11-17 13:04:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2021-11-17 13:04:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-11-17 13:04:23,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-11-17 13:04:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:04:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:23,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-11-17 13:04:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 13:04:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2021-11-17 13:04:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-11-17 13:04:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-11-17 13:04:23,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-11-17 13:04:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:23,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1151 trivial. 0 not checked. [2021-11-17 13:04:23,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:04:23,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934544143] [2021-11-17 13:04:23,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934544143] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:04:23,754 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:04:23,754 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-17 13:04:23,754 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851137341] [2021-11-17 13:04:23,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:04:23,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-17 13:04:23,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:04:23,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-17 13:04:23,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-11-17 13:04:23,756 INFO L87 Difference]: Start difference. First operand 7110 states and 8980 transitions. Second operand has 11 states, 11 states have (on average 13.181818181818182) internal successors, (145), 7 states have internal predecessors, (145), 4 states have call successors, (49), 7 states have call predecessors, (49), 2 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-17 13:04:25,796 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:28,181 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:30,235 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:43,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:04:43,321 INFO L93 Difference]: Finished difference Result 11411 states and 14512 transitions. [2021-11-17 13:04:43,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-17 13:04:43,322 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 13.181818181818182) internal successors, (145), 7 states have internal predecessors, (145), 4 states have call successors, (49), 7 states have call predecessors, (49), 2 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) Word has length 461 [2021-11-17 13:04:43,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:04:43,347 INFO L225 Difference]: With dead ends: 11411 [2021-11-17 13:04:43,347 INFO L226 Difference]: Without dead ends: 11409 [2021-11-17 13:04:43,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=697, Unknown=0, NotChecked=0, Total=930 [2021-11-17 13:04:43,350 INFO L933 BasicCegarLoop]: 2418 mSDtfsCounter, 6900 mSDsluCounter, 5791 mSDsCounter, 0 mSdLazyCounter, 9631 mSolverCounterSat, 5118 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7187 SdHoareTripleChecker+Valid, 8209 SdHoareTripleChecker+Invalid, 14751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5118 IncrementalHoareTripleChecker+Valid, 9631 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:04:43,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7187 Valid, 8209 Invalid, 14751 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5118 Valid, 9631 Invalid, 2 Unknown, 0 Unchecked, 18.6s Time] [2021-11-17 13:04:43,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11409 states. [2021-11-17 13:04:43,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11409 to 10970. [2021-11-17 13:04:43,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10970 states, 7440 states have (on average 1.1598118279569893) internal successors, (8629), 7537 states have internal predecessors, (8629), 2457 states have call successors, (2457), 941 states have call predecessors, (2457), 1068 states have return successors, (2904), 2539 states have call predecessors, (2904), 2453 states have call successors, (2904) [2021-11-17 13:04:43,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10970 states to 10970 states and 13990 transitions. [2021-11-17 13:04:43,975 INFO L78 Accepts]: Start accepts. Automaton has 10970 states and 13990 transitions. Word has length 461 [2021-11-17 13:04:43,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:04:43,975 INFO L470 AbstractCegarLoop]: Abstraction has 10970 states and 13990 transitions. [2021-11-17 13:04:43,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.181818181818182) internal successors, (145), 7 states have internal predecessors, (145), 4 states have call successors, (49), 7 states have call predecessors, (49), 2 states have return successors, (47), 4 states have call predecessors, (47), 4 states have call successors, (47) [2021-11-17 13:04:43,976 INFO L276 IsEmpty]: Start isEmpty. Operand 10970 states and 13990 transitions. [2021-11-17 13:04:43,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 500 [2021-11-17 13:04:43,982 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:04:43,982 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 11, 10, 10, 10, 9, 9, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:04:43,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-17 13:04:43,982 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:04:43,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:04:43,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1750186058, now seen corresponding path program 1 times [2021-11-17 13:04:43,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:04:43,983 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300506506] [2021-11-17 13:04:43,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:43,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:04:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:04:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:04:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:04:44,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:04:44,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:04:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:04:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:04:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:44,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:04:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:44,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:04:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:04:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:04:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:04:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:04:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:04:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:04:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:04:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:04:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:04:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:04:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:04:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:04:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:04:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:04:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:04:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-11-17 13:04:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-17 13:04:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-11-17 13:04:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-11-17 13:04:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-11-17 13:04:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 13:04:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-11-17 13:04:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-11-17 13:04:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 389 [2021-11-17 13:04:45,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2021-11-17 13:04:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-11-17 13:04:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-11-17 13:04:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2021-11-17 13:04:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 13:04:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-17 13:04:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 13:04:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-11-17 13:04:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:45,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1064 backedges. 19 proven. 61 refuted. 0 times theorem prover too weak. 984 trivial. 0 not checked. [2021-11-17 13:04:45,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:04:45,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300506506] [2021-11-17 13:04:45,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300506506] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:04:45,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231516665] [2021-11-17 13:04:45,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:45,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:04:45,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:04:45,227 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:04:45,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-17 13:04:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:46,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 5330 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-17 13:04:46,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:04:46,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1064 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 944 trivial. 0 not checked. [2021-11-17 13:04:46,754 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:04:46,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [231516665] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:04:46,754 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:04:46,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [15] total 25 [2021-11-17 13:04:46,755 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433951229] [2021-11-17 13:04:46,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:04:46,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-17 13:04:46,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:04:46,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-17 13:04:46,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=548, Unknown=0, NotChecked=0, Total=600 [2021-11-17 13:04:46,757 INFO L87 Difference]: Start difference. First operand 10970 states and 13990 transitions. Second operand has 14 states, 13 states have (on average 15.076923076923077) internal successors, (196), 13 states have internal predecessors, (196), 6 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (59), 6 states have call predecessors, (59), 6 states have call successors, (59) [2021-11-17 13:04:47,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:04:47,924 INFO L93 Difference]: Finished difference Result 15052 states and 19183 transitions. [2021-11-17 13:04:47,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-17 13:04:47,924 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 15.076923076923077) internal successors, (196), 13 states have internal predecessors, (196), 6 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (59), 6 states have call predecessors, (59), 6 states have call successors, (59) Word has length 499 [2021-11-17 13:04:47,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:04:47,957 INFO L225 Difference]: With dead ends: 15052 [2021-11-17 13:04:47,957 INFO L226 Difference]: Without dead ends: 11410 [2021-11-17 13:04:47,968 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 664 GetRequests, 633 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=941, Unknown=0, NotChecked=0, Total=1056 [2021-11-17 13:04:47,969 INFO L933 BasicCegarLoop]: 1487 mSDtfsCounter, 381 mSDsluCounter, 17431 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 394 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 18918 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 394 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-17 13:04:47,969 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [381 Valid, 18918 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [394 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-17 13:04:47,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11410 states. [2021-11-17 13:04:48,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11410 to 11058. [2021-11-17 13:04:48,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11058 states, 7506 states have (on average 1.1581401545430323) internal successors, (8693), 7611 states have internal predecessors, (8693), 2481 states have call successors, (2481), 939 states have call predecessors, (2481), 1066 states have return successors, (2924), 2555 states have call predecessors, (2924), 2477 states have call successors, (2924) [2021-11-17 13:04:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11058 states to 11058 states and 14098 transitions. [2021-11-17 13:04:48,677 INFO L78 Accepts]: Start accepts. Automaton has 11058 states and 14098 transitions. Word has length 499 [2021-11-17 13:04:48,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:04:48,678 INFO L470 AbstractCegarLoop]: Abstraction has 11058 states and 14098 transitions. [2021-11-17 13:04:48,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 15.076923076923077) internal successors, (196), 13 states have internal predecessors, (196), 6 states have call successors, (61), 2 states have call predecessors, (61), 4 states have return successors, (59), 6 states have call predecessors, (59), 6 states have call successors, (59) [2021-11-17 13:04:48,678 INFO L276 IsEmpty]: Start isEmpty. Operand 11058 states and 14098 transitions. [2021-11-17 13:04:48,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2021-11-17 13:04:48,687 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:04:48,688 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 18, 18, 11, 11, 11, 10, 10, 10, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:04:48,714 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-11-17 13:04:48,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:04:48,903 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:04:48,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:04:48,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1440110606, now seen corresponding path program 1 times [2021-11-17 13:04:48,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:04:48,904 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8191427] [2021-11-17 13:04:48,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:48,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:04:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:04:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:04:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:04:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:04:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:49,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:04:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:04:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:04:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:49,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:04:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:04:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:04:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:04:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:04:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:04:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:04:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:04:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:04:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:04:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:04:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:04:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:04:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:04:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:04:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:04:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:04:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:49,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:04:49,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:04:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-17 13:04:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:04:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-11-17 13:04:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 13:04:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 13:04:49,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-11-17 13:04:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-17 13:04:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-11-17 13:04:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-11-17 13:04:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-11-17 13:04:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2021-11-17 13:04:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:49,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2021-11-17 13:04:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-11-17 13:04:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-11-17 13:04:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2021-11-17 13:04:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-17 13:04:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:04:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2021-11-17 13:04:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 13:04:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 13:04:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-11-17 13:04:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2021-11-17 13:04:49,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:04:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2021-11-17 13:04:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-11-17 13:04:49,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-11-17 13:04:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2021-11-17 13:04:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:49,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2173 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2167 trivial. 0 not checked. [2021-11-17 13:04:49,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:04:49,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8191427] [2021-11-17 13:04:49,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8191427] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:04:49,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1037089234] [2021-11-17 13:04:49,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:49,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:04:49,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:04:49,572 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:04:49,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-17 13:04:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:50,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 6089 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-17 13:04:50,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:04:51,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2173 backedges. 889 proven. 0 refuted. 0 times theorem prover too weak. 1284 trivial. 0 not checked. [2021-11-17 13:04:51,496 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:04:51,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1037089234] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:04:51,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:04:51,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 13 [2021-11-17 13:04:51,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229502767] [2021-11-17 13:04:51,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:04:51,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:04:51,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:04:51,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:04:51,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2021-11-17 13:04:51,498 INFO L87 Difference]: Start difference. First operand 11058 states and 14098 transitions. Second operand has 8 states, 8 states have (on average 28.375) internal successors, (227), 7 states have internal predecessors, (227), 2 states have call successors, (73), 2 states have call predecessors, (73), 3 states have return successors, (72), 3 states have call predecessors, (72), 2 states have call successors, (72) [2021-11-17 13:04:52,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:04:52,779 INFO L93 Difference]: Finished difference Result 19007 states and 24193 transitions. [2021-11-17 13:04:52,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:04:52,779 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 28.375) internal successors, (227), 7 states have internal predecessors, (227), 2 states have call successors, (73), 2 states have call predecessors, (73), 3 states have return successors, (72), 3 states have call predecessors, (72), 2 states have call successors, (72) Word has length 684 [2021-11-17 13:04:52,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:04:52,802 INFO L225 Difference]: With dead ends: 19007 [2021-11-17 13:04:52,802 INFO L226 Difference]: Without dead ends: 8319 [2021-11-17 13:04:52,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 898 GetRequests, 884 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2021-11-17 13:04:52,820 INFO L933 BasicCegarLoop]: 1524 mSDtfsCounter, 124 mSDsluCounter, 8997 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 10521 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-17 13:04:52,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [124 Valid, 10521 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-17 13:04:52,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8319 states. [2021-11-17 13:04:53,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8319 to 7910. [2021-11-17 13:04:53,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7910 states, 5376 states have (on average 1.1605282738095237) internal successors, (6239), 5451 states have internal predecessors, (6239), 1776 states have call successors, (1776), 666 states have call predecessors, (1776), 753 states have return successors, (2066), 1826 states have call predecessors, (2066), 1774 states have call successors, (2066) [2021-11-17 13:04:53,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7910 states to 7910 states and 10081 transitions. [2021-11-17 13:04:53,328 INFO L78 Accepts]: Start accepts. Automaton has 7910 states and 10081 transitions. Word has length 684 [2021-11-17 13:04:53,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:04:53,328 INFO L470 AbstractCegarLoop]: Abstraction has 7910 states and 10081 transitions. [2021-11-17 13:04:53,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.375) internal successors, (227), 7 states have internal predecessors, (227), 2 states have call successors, (73), 2 states have call predecessors, (73), 3 states have return successors, (72), 3 states have call predecessors, (72), 2 states have call successors, (72) [2021-11-17 13:04:53,328 INFO L276 IsEmpty]: Start isEmpty. Operand 7910 states and 10081 transitions. [2021-11-17 13:04:53,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-11-17 13:04:53,335 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:04:53,335 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 20, 13, 13, 11, 10, 10, 10, 10, 10, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:04:53,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-17 13:04:53,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-11-17 13:04:53,560 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:04:53,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:04:53,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1130490149, now seen corresponding path program 1 times [2021-11-17 13:04:53,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:04:53,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727536792] [2021-11-17 13:04:53,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:53,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:04:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:04:53,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:04:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:53,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:04:53,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:04:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:53,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:04:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:53,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:53,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:04:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:04:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:53,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:04:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:04:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:04:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:04:53,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:04:53,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:04:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:04:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:04:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:04:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:04:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:04:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:04:53,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:04:53,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:04:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:04:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:04:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:04:53,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:04:53,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:53,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:04:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:54,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:04:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:04:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-17 13:04:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:04:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:04:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:04:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:04:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:04:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 13:04:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 13:04:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 13:04:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2021-11-17 13:04:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-11-17 13:04:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-11-17 13:04:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 13:04:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-11-17 13:04:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-11-17 13:04:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-11-17 13:04:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-11-17 13:04:54,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-11-17 13:04:54,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 579 [2021-11-17 13:04:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-11-17 13:04:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:04:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:04:54,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-11-17 13:04:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2021-11-17 13:04:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2021-11-17 13:04:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-17 13:04:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2021-11-17 13:04:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-11-17 13:04:54,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:54,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:04:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:54,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1967 backedges. 42 proven. 2 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2021-11-17 13:04:54,285 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:04:54,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727536792] [2021-11-17 13:04:54,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727536792] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:04:54,285 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336912378] [2021-11-17 13:04:54,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:54,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:04:54,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:04:54,287 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:04:54,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-17 13:04:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:55,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 6240 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-17 13:04:55,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:04:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1967 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 1275 trivial. 0 not checked. [2021-11-17 13:04:56,042 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:04:56,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336912378] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:04:56,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:04:56,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 14 [2021-11-17 13:04:56,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102273864] [2021-11-17 13:04:56,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:04:56,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:04:56,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:04:56,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:04:56,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:04:56,044 INFO L87 Difference]: Start difference. First operand 7910 states and 10081 transitions. Second operand has 8 states, 8 states have (on average 30.125) internal successors, (241), 7 states have internal predecessors, (241), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:04:58,263 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:04:58,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:04:58,983 INFO L93 Difference]: Finished difference Result 15815 states and 20209 transitions. [2021-11-17 13:04:58,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-17 13:04:58,983 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 30.125) internal successors, (241), 7 states have internal predecessors, (241), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) Word has length 686 [2021-11-17 13:04:58,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:04:59,004 INFO L225 Difference]: With dead ends: 15815 [2021-11-17 13:04:59,004 INFO L226 Difference]: Without dead ends: 8390 [2021-11-17 13:04:59,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 902 GetRequests, 886 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:04:59,018 INFO L933 BasicCegarLoop]: 1584 mSDtfsCounter, 185 mSDsluCounter, 9297 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 126 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 10881 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:04:59,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [245 Valid, 10881 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 51 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2021-11-17 13:04:59,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8390 states. [2021-11-17 13:04:59,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8390 to 7917. [2021-11-17 13:04:59,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7917 states, 5382 states have (on average 1.1603493125232256) internal successors, (6245), 5457 states have internal predecessors, (6245), 1776 states have call successors, (1776), 666 states have call predecessors, (1776), 754 states have return successors, (2081), 1827 states have call predecessors, (2081), 1774 states have call successors, (2081) [2021-11-17 13:04:59,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7917 states to 7917 states and 10102 transitions. [2021-11-17 13:04:59,514 INFO L78 Accepts]: Start accepts. Automaton has 7917 states and 10102 transitions. Word has length 686 [2021-11-17 13:04:59,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:04:59,514 INFO L470 AbstractCegarLoop]: Abstraction has 7917 states and 10102 transitions. [2021-11-17 13:04:59,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.125) internal successors, (241), 7 states have internal predecessors, (241), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:04:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 7917 states and 10102 transitions. [2021-11-17 13:04:59,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2021-11-17 13:04:59,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:04:59,522 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 20, 12, 12, 11, 10, 10, 10, 10, 10, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:04:59,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-17 13:04:59,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:04:59,723 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:04:59,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:04:59,724 INFO L85 PathProgramCache]: Analyzing trace with hash -507579692, now seen corresponding path program 1 times [2021-11-17 13:04:59,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:04:59,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653219840] [2021-11-17 13:04:59,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:04:59,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:04:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:59,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:04:59,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:59,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:04:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:59,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:04:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:59,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:04:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:59,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:04:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:59,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:04:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:04:59,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:00,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:05:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:05:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:05:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:00,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:05:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:05:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:05:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:05:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:05:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:05:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:05:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:05:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:05:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:05:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:05:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:05:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:05:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:05:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:05:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:05:00,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:05:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:05:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:05:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-17 13:05:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 13:05:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:00,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 13:05:00,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:05:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-17 13:05:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:05:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:05:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:05:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:05:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-17 13:05:00,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:05:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:05:00,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:05:00,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:05:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:05:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 13:05:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 13:05:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 13:05:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 13:05:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-17 13:05:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-17 13:05:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2021-11-17 13:05:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 13:05:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-11-17 13:05:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-11-17 13:05:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-17 13:05:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:05:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:00,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2021-11-17 13:05:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-11-17 13:05:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-17 13:05:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 13:05:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2021-11-17 13:05:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2021-11-17 13:05:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:00,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 2054 trivial. 0 not checked. [2021-11-17 13:05:00,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:05:00,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653219840] [2021-11-17 13:05:00,514 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653219840] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:05:00,514 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:05:00,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-17 13:05:00,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460269140] [2021-11-17 13:05:00,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:05:00,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-17 13:05:00,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:05:00,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-17 13:05:00,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2021-11-17 13:05:00,516 INFO L87 Difference]: Start difference. First operand 7917 states and 10102 transitions. Second operand has 16 states, 16 states have (on average 13.125) internal successors, (210), 7 states have internal predecessors, (210), 2 states have call successors, (75), 9 states have call predecessors, (75), 3 states have return successors, (73), 4 states have call predecessors, (73), 2 states have call successors, (73) [2021-11-17 13:05:02,674 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:05:05,236 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:05:07,300 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:05:16,587 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:05:18,007 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:05:23,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:05:23,675 INFO L93 Difference]: Finished difference Result 9339 states and 11919 transitions. [2021-11-17 13:05:23,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-17 13:05:23,675 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 13.125) internal successors, (210), 7 states have internal predecessors, (210), 2 states have call successors, (75), 9 states have call predecessors, (75), 3 states have return successors, (73), 4 states have call predecessors, (73), 2 states have call successors, (73) Word has length 733 [2021-11-17 13:05:23,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:05:23,695 INFO L225 Difference]: With dead ends: 9339 [2021-11-17 13:05:23,695 INFO L226 Difference]: Without dead ends: 8540 [2021-11-17 13:05:23,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=222, Invalid=1110, Unknown=0, NotChecked=0, Total=1332 [2021-11-17 13:05:23,699 INFO L933 BasicCegarLoop]: 1393 mSDtfsCounter, 2352 mSDsluCounter, 8532 mSDsCounter, 0 mSdLazyCounter, 6438 mSolverCounterSat, 2812 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2412 SdHoareTripleChecker+Valid, 9925 SdHoareTripleChecker+Invalid, 9252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2812 IncrementalHoareTripleChecker+Valid, 6438 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.4s IncrementalHoareTripleChecker+Time [2021-11-17 13:05:23,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2412 Valid, 9925 Invalid, 9252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2812 Valid, 6438 Invalid, 2 Unknown, 0 Unchecked, 22.4s Time] [2021-11-17 13:05:23,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8540 states. [2021-11-17 13:05:24,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8540 to 7940. [2021-11-17 13:05:24,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7940 states, 5398 states have (on average 1.159874027417562) internal successors, (6261), 5475 states have internal predecessors, (6261), 1776 states have call successors, (1776), 666 states have call predecessors, (1776), 761 states have return successors, (2116), 1832 states have call predecessors, (2116), 1774 states have call successors, (2116) [2021-11-17 13:05:24,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7940 states to 7940 states and 10153 transitions. [2021-11-17 13:05:24,174 INFO L78 Accepts]: Start accepts. Automaton has 7940 states and 10153 transitions. Word has length 733 [2021-11-17 13:05:24,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:05:24,175 INFO L470 AbstractCegarLoop]: Abstraction has 7940 states and 10153 transitions. [2021-11-17 13:05:24,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 13.125) internal successors, (210), 7 states have internal predecessors, (210), 2 states have call successors, (75), 9 states have call predecessors, (75), 3 states have return successors, (73), 4 states have call predecessors, (73), 2 states have call successors, (73) [2021-11-17 13:05:24,175 INFO L276 IsEmpty]: Start isEmpty. Operand 7940 states and 10153 transitions. [2021-11-17 13:05:24,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 729 [2021-11-17 13:05:24,181 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:05:24,182 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 20, 16, 16, 11, 10, 10, 10, 10, 10, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:05:24,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-11-17 13:05:24,182 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:05:24,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:05:24,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1854178379, now seen corresponding path program 1 times [2021-11-17 13:05:24,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:05:24,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666819094] [2021-11-17 13:05:24,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:05:24,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:05:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:05:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:05:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:05:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:05:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:05:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:05:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:05:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:05:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:05:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:05:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:05:24,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:05:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:05:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:05:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:05:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:05:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:05:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:05:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:05:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:05:24,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:05:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:05:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:05:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:05:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:05:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:05:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-17 13:05:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:05:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:05:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:05:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:05:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:05:24,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 13:05:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 13:05:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 13:05:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2021-11-17 13:05:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2021-11-17 13:05:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-11-17 13:05:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 13:05:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-11-17 13:05:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-17 13:05:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-11-17 13:05:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-11-17 13:05:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-11-17 13:05:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2021-11-17 13:05:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 13:05:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 610 [2021-11-17 13:05:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-17 13:05:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2021-11-17 13:05:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:05:24,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2021-11-17 13:05:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2021-11-17 13:05:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-11-17 13:05:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2021-11-17 13:05:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 693 [2021-11-17 13:05:24,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2021-11-17 13:05:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:24,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 51 proven. 2 refuted. 0 times theorem prover too weak. 2099 trivial. 0 not checked. [2021-11-17 13:05:24,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:05:24,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666819094] [2021-11-17 13:05:24,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666819094] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:05:24,833 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750524196] [2021-11-17 13:05:24,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:05:24,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:05:24,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:05:24,835 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:05:24,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-17 13:05:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:25,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 6475 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-17 13:05:25,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:05:26,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2152 backedges. 779 proven. 0 refuted. 0 times theorem prover too weak. 1373 trivial. 0 not checked. [2021-11-17 13:05:26,712 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:05:26,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [750524196] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:05:26,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:05:26,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 12 [2021-11-17 13:05:26,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686274834] [2021-11-17 13:05:26,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:05:26,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:05:26,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:05:26,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:05:26,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:05:26,714 INFO L87 Difference]: Start difference. First operand 7940 states and 10153 transitions. Second operand has 6 states, 6 states have (on average 42.166666666666664) internal successors, (253), 5 states have internal predecessors, (253), 2 states have call successors, (81), 2 states have call predecessors, (81), 3 states have return successors, (79), 3 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-17 13:05:27,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:05:27,309 INFO L93 Difference]: Finished difference Result 15558 states and 19861 transitions. [2021-11-17 13:05:27,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 13:05:27,310 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 42.166666666666664) internal successors, (253), 5 states have internal predecessors, (253), 2 states have call successors, (81), 2 states have call predecessors, (81), 3 states have return successors, (79), 3 states have call predecessors, (79), 2 states have call successors, (79) Word has length 728 [2021-11-17 13:05:27,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:05:27,334 INFO L225 Difference]: With dead ends: 15558 [2021-11-17 13:05:27,334 INFO L226 Difference]: Without dead ends: 8153 [2021-11-17 13:05:27,349 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 952 GetRequests, 941 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-11-17 13:05:27,350 INFO L933 BasicCegarLoop]: 1648 mSDtfsCounter, 125 mSDsluCounter, 6339 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 7987 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:05:27,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [125 Valid, 7987 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 13:05:27,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8153 states. [2021-11-17 13:05:27,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8153 to 7950. [2021-11-17 13:05:27,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7950 states, 5406 states have (on average 1.159637439881613) internal successors, (6269), 5483 states have internal predecessors, (6269), 1776 states have call successors, (1776), 666 states have call predecessors, (1776), 763 states have return successors, (2128), 1834 states have call predecessors, (2128), 1774 states have call successors, (2128) [2021-11-17 13:05:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7950 states to 7950 states and 10173 transitions. [2021-11-17 13:05:27,847 INFO L78 Accepts]: Start accepts. Automaton has 7950 states and 10173 transitions. Word has length 728 [2021-11-17 13:05:27,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:05:27,848 INFO L470 AbstractCegarLoop]: Abstraction has 7950 states and 10173 transitions. [2021-11-17 13:05:27,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.166666666666664) internal successors, (253), 5 states have internal predecessors, (253), 2 states have call successors, (81), 2 states have call predecessors, (81), 3 states have return successors, (79), 3 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-17 13:05:27,848 INFO L276 IsEmpty]: Start isEmpty. Operand 7950 states and 10173 transitions. [2021-11-17 13:05:27,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 734 [2021-11-17 13:05:27,855 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:05:27,855 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 20, 12, 12, 11, 10, 10, 10, 10, 10, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:05:27,880 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-11-17 13:05:28,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2021-11-17 13:05:28,059 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:05:28,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:05:28,059 INFO L85 PathProgramCache]: Analyzing trace with hash -35240046, now seen corresponding path program 1 times [2021-11-17 13:05:28,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:05:28,060 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945151668] [2021-11-17 13:05:28,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:05:28,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:05:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:05:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:05:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:05:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:05:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:05:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:05:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:05:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:05:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:05:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:05:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:05:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:05:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:05:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:05:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:05:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:05:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:05:28,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:05:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:05:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:05:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:05:28,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:05:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:05:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:05:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:05:28,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:05:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:05:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-17 13:05:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 13:05:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:05:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 13:05:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:05:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-11-17 13:05:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 13:05:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 13:05:28,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:28,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:05:28,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:05:28,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-17 13:05:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:05:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:05:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:05:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:05:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:05:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 13:05:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 13:05:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-11-17 13:05:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 13:05:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-17 13:05:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-17 13:05:28,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2021-11-17 13:05:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 13:05:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-11-17 13:05:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-11-17 13:05:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-17 13:05:28,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:05:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:05:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:05:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2021-11-17 13:05:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-11-17 13:05:28,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-17 13:05:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 13:05:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2021-11-17 13:05:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2021-11-17 13:05:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:05:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:05:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 2054 trivial. 0 not checked. [2021-11-17 13:05:28,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:05:28,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945151668] [2021-11-17 13:05:28,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945151668] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:05:28,982 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184332010] [2021-11-17 13:05:28,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:05:28,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:05:28,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:05:28,984 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:05:28,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-17 13:05:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:05:30,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 6683 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-17 13:05:30,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:05:31,174 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 402 proven. 592 refuted. 0 times theorem prover too weak. 1101 trivial. 0 not checked. [2021-11-17 13:05:31,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-17 13:05:33,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 34 proven. 1 refuted. 0 times theorem prover too weak. 2060 trivial. 0 not checked. [2021-11-17 13:05:33,050 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184332010] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-17 13:05:33,050 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-17 13:05:33,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 8, 9] total 22 [2021-11-17 13:05:33,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448655843] [2021-11-17 13:05:33,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-17 13:05:33,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-17 13:05:33,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:05:33,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-17 13:05:33,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=363, Unknown=0, NotChecked=0, Total=462 [2021-11-17 13:05:33,052 INFO L87 Difference]: Start difference. First operand 7950 states and 10173 transitions. Second operand has 22 states, 22 states have (on average 20.181818181818183) internal successors, (444), 16 states have internal predecessors, (444), 9 states have call successors, (193), 13 states have call predecessors, (193), 11 states have return successors, (188), 10 states have call predecessors, (188), 9 states have call successors, (188) [2021-11-17 13:05:41,455 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:05:51,265 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:06:00,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:06:00,767 INFO L93 Difference]: Finished difference Result 12537 states and 15958 transitions. [2021-11-17 13:06:00,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-11-17 13:06:00,768 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 20.181818181818183) internal successors, (444), 16 states have internal predecessors, (444), 9 states have call successors, (193), 13 states have call predecessors, (193), 11 states have return successors, (188), 10 states have call predecessors, (188), 9 states have call successors, (188) Word has length 733 [2021-11-17 13:06:00,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:06:00,795 INFO L225 Difference]: With dead ends: 12537 [2021-11-17 13:06:00,795 INFO L226 Difference]: Without dead ends: 12535 [2021-11-17 13:06:00,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1747 GetRequests, 1691 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 788 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=776, Invalid=2304, Unknown=0, NotChecked=0, Total=3080 [2021-11-17 13:06:00,799 INFO L933 BasicCegarLoop]: 1394 mSDtfsCounter, 11059 mSDsluCounter, 5402 mSDsCounter, 0 mSdLazyCounter, 11380 mSolverCounterSat, 8820 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11353 SdHoareTripleChecker+Valid, 6796 SdHoareTripleChecker+Invalid, 20201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8820 IncrementalHoareTripleChecker+Valid, 11380 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:06:00,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11353 Valid, 6796 Invalid, 20201 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8820 Valid, 11380 Invalid, 1 Unknown, 0 Unchecked, 26.2s Time] [2021-11-17 13:06:00,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12535 states. [2021-11-17 13:06:01,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12535 to 11446. [2021-11-17 13:06:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11446 states, 7750 states have (on average 1.1563870967741936) internal successors, (8962), 7855 states have internal predecessors, (8962), 2583 states have call successors, (2583), 978 states have call predecessors, (2583), 1108 states have return successors, (3080), 2662 states have call predecessors, (3080), 2581 states have call successors, (3080) [2021-11-17 13:06:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11446 states to 11446 states and 14625 transitions. [2021-11-17 13:06:01,505 INFO L78 Accepts]: Start accepts. Automaton has 11446 states and 14625 transitions. Word has length 733 [2021-11-17 13:06:01,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:06:01,505 INFO L470 AbstractCegarLoop]: Abstraction has 11446 states and 14625 transitions. [2021-11-17 13:06:01,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 20.181818181818183) internal successors, (444), 16 states have internal predecessors, (444), 9 states have call successors, (193), 13 states have call predecessors, (193), 11 states have return successors, (188), 10 states have call predecessors, (188), 9 states have call successors, (188) [2021-11-17 13:06:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 11446 states and 14625 transitions. [2021-11-17 13:06:01,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 660 [2021-11-17 13:06:01,513 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:06:01,513 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 11, 10, 10, 10, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:06:01,543 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-17 13:06:01,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-11-17 13:06:01,724 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:06:01,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:06:01,724 INFO L85 PathProgramCache]: Analyzing trace with hash -725597561, now seen corresponding path program 1 times [2021-11-17 13:06:01,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:06:01,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867213650] [2021-11-17 13:06:01,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:06:01,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:06:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:06:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:06:01,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:06:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:06:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:01,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:06:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:06:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:06:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:06:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:01,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:06:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:06:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:06:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:06:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:06:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:06:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:06:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:06:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:02,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:06:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:06:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:06:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:06:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:06:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:06:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:06:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:06:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:06:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:06:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:06:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:06:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-17 13:06:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:06:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:06:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:06:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:06:02,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:06:02,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:06:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 433 [2021-11-17 13:06:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2021-11-17 13:06:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2021-11-17 13:06:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2021-11-17 13:06:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2021-11-17 13:06:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-11-17 13:06:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2021-11-17 13:06:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-11-17 13:06:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-11-17 13:06:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2021-11-17 13:06:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2021-11-17 13:06:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-17 13:06:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-17 13:06:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2021-11-17 13:06:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 533 [2021-11-17 13:06:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-17 13:06:02,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2021-11-17 13:06:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2021-11-17 13:06:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-11-17 13:06:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 13:06:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2021-11-17 13:06:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-11-17 13:06:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2021-11-17 13:06:02,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 589 [2021-11-17 13:06:02,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 595 [2021-11-17 13:06:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2021-11-17 13:06:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2021-11-17 13:06:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2021-11-17 13:06:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-11-17 13:06:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 625 [2021-11-17 13:06:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 631 [2021-11-17 13:06:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2021-11-17 13:06:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-11-17 13:06:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2021-11-17 13:06:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:02,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1487 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1483 trivial. 0 not checked. [2021-11-17 13:06:02,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:06:02,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867213650] [2021-11-17 13:06:02,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867213650] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:06:02,356 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933771997] [2021-11-17 13:06:02,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:06:02,356 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:06:02,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:06:02,357 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:06:02,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-17 13:06:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:03,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 5511 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-17 13:06:03,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:06:04,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1487 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 1423 trivial. 0 not checked. [2021-11-17 13:06:04,225 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:06:04,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933771997] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:06:04,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:06:04,226 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [13] total 29 [2021-11-17 13:06:04,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828546996] [2021-11-17 13:06:04,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:06:04,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-17 13:06:04,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:06:04,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-17 13:06:04,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=751, Unknown=0, NotChecked=0, Total=812 [2021-11-17 13:06:04,227 INFO L87 Difference]: Start difference. First operand 11446 states and 14625 transitions. Second operand has 18 states, 17 states have (on average 15.705882352941176) internal successors, (267), 17 states have internal predecessors, (267), 7 states have call successors, (84), 2 states have call predecessors, (84), 4 states have return successors, (83), 7 states have call predecessors, (83), 7 states have call successors, (83) [2021-11-17 13:06:06,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:06:06,209 INFO L93 Difference]: Finished difference Result 14861 states and 19676 transitions. [2021-11-17 13:06:06,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-11-17 13:06:06,210 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 15.705882352941176) internal successors, (267), 17 states have internal predecessors, (267), 7 states have call successors, (84), 2 states have call predecessors, (84), 4 states have return successors, (83), 7 states have call predecessors, (83), 7 states have call successors, (83) Word has length 659 [2021-11-17 13:06:06,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:06:06,242 INFO L225 Difference]: With dead ends: 14861 [2021-11-17 13:06:06,242 INFO L226 Difference]: Without dead ends: 14610 [2021-11-17 13:06:06,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 890 GetRequests, 842 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=2098, Unknown=0, NotChecked=0, Total=2450 [2021-11-17 13:06:06,247 INFO L933 BasicCegarLoop]: 2083 mSDtfsCounter, 997 mSDsluCounter, 30634 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 832 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 32717 SdHoareTripleChecker+Invalid, 1762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 832 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-17 13:06:06,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1102 Valid, 32717 Invalid, 1762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [832 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-17 13:06:06,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14610 states. [2021-11-17 13:06:06,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14610 to 11398. [2021-11-17 13:06:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11398 states, 7748 states have (on average 1.15539494062984) internal successors, (8952), 7845 states have internal predecessors, (8952), 2537 states have call successors, (2537), 978 states have call predecessors, (2537), 1108 states have return successors, (3035), 2624 states have call predecessors, (3035), 2536 states have call successors, (3035) [2021-11-17 13:06:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11398 states to 11398 states and 14524 transitions. [2021-11-17 13:06:07,031 INFO L78 Accepts]: Start accepts. Automaton has 11398 states and 14524 transitions. Word has length 659 [2021-11-17 13:06:07,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:06:07,031 INFO L470 AbstractCegarLoop]: Abstraction has 11398 states and 14524 transitions. [2021-11-17 13:06:07,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 15.705882352941176) internal successors, (267), 17 states have internal predecessors, (267), 7 states have call successors, (84), 2 states have call predecessors, (84), 4 states have return successors, (83), 7 states have call predecessors, (83), 7 states have call successors, (83) [2021-11-17 13:06:07,032 INFO L276 IsEmpty]: Start isEmpty. Operand 11398 states and 14524 transitions. [2021-11-17 13:06:07,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2021-11-17 13:06:07,040 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:06:07,040 INFO L514 BasicCegarLoop]: trace histogram [21, 21, 21, 11, 10, 10, 10, 10, 10, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:06:07,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-17 13:06:07,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-11-17 13:06:07,256 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:06:07,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:06:07,256 INFO L85 PathProgramCache]: Analyzing trace with hash -151263611, now seen corresponding path program 1 times [2021-11-17 13:06:07,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:06:07,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793252530] [2021-11-17 13:06:07,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:06:07,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:06:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:06:07,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:06:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:06:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:06:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:06:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:06:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:07,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:07,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:06:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:06:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:06:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:06:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:06:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:06:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:06:07,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:06:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:06:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:06:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:06:07,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:06:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:06:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:06:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:06:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:06:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:06:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:06:07,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:06:07,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:06:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:06:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-17 13:06:07,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-11-17 13:06:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-11-17 13:06:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-11-17 13:06:07,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:06:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:06:07,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:06:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:06:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-17 13:06:07,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:06:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:06:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:06:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:06:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:06:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:06:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2021-11-17 13:06:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-11-17 13:06:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-11-17 13:06:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-11-17 13:06:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-11-17 13:06:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-17 13:06:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2021-11-17 13:06:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2021-11-17 13:06:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-11-17 13:06:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-11-17 13:06:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-11-17 13:06:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-11-17 13:06:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2021-11-17 13:06:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 13:06:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-11-17 13:06:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 604 [2021-11-17 13:06:07,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2021-11-17 13:06:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2021-11-17 13:06:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 629 [2021-11-17 13:06:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2021-11-17 13:06:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2021-11-17 13:06:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2021-11-17 13:06:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 653 [2021-11-17 13:06:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 659 [2021-11-17 13:06:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2021-11-17 13:06:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2021-11-17 13:06:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 679 [2021-11-17 13:06:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2021-11-17 13:06:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 691 [2021-11-17 13:06:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 697 [2021-11-17 13:06:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 703 [2021-11-17 13:06:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-11-17 13:06:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2021-11-17 13:06:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 721 [2021-11-17 13:06:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 727 [2021-11-17 13:06:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1623 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1617 trivial. 0 not checked. [2021-11-17 13:06:07,956 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:06:07,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793252530] [2021-11-17 13:06:07,956 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793252530] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:06:07,956 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451306775] [2021-11-17 13:06:07,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:06:07,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:06:07,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:06:07,957 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:06:07,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-11-17 13:06:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:08,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 6162 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-17 13:06:08,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:06:10,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1623 backedges. 566 proven. 200 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2021-11-17 13:06:10,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-17 13:06:11,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1623 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 1617 trivial. 0 not checked. [2021-11-17 13:06:11,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451306775] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-17 13:06:11,304 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-17 13:06:11,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 19, 7] total 30 [2021-11-17 13:06:11,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570776925] [2021-11-17 13:06:11,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-17 13:06:11,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-11-17 13:06:11,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:06:11,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-11-17 13:06:11,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=802, Unknown=0, NotChecked=0, Total=870 [2021-11-17 13:06:11,306 INFO L87 Difference]: Start difference. First operand 11398 states and 14524 transitions. Second operand has 30 states, 30 states have (on average 15.433333333333334) internal successors, (463), 22 states have internal predecessors, (463), 4 states have call successors, (166), 8 states have call predecessors, (166), 4 states have return successors, (139), 6 states have call predecessors, (139), 4 states have call successors, (139) [2021-11-17 13:06:13,343 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:06:20,047 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:06:27,733 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:06:46,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:06:46,621 INFO L93 Difference]: Finished difference Result 22983 states and 29653 transitions. [2021-11-17 13:06:46,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-17 13:06:46,622 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 15.433333333333334) internal successors, (463), 22 states have internal predecessors, (463), 4 states have call successors, (166), 8 states have call predecessors, (166), 4 states have return successors, (139), 6 states have call predecessors, (139), 4 states have call successors, (139) Word has length 737 [2021-11-17 13:06:46,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:06:46,658 INFO L225 Difference]: With dead ends: 22983 [2021-11-17 13:06:46,658 INFO L226 Difference]: Without dead ends: 11761 [2021-11-17 13:06:46,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1719 GetRequests, 1677 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=175, Invalid=1547, Unknown=0, NotChecked=0, Total=1722 [2021-11-17 13:06:46,684 INFO L933 BasicCegarLoop]: 1310 mSDtfsCounter, 1830 mSDsluCounter, 19795 mSDsCounter, 0 mSdLazyCounter, 14563 mSolverCounterSat, 1452 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1989 SdHoareTripleChecker+Valid, 21105 SdHoareTripleChecker+Invalid, 16016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1452 IncrementalHoareTripleChecker+Valid, 14563 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:06:46,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1989 Valid, 21105 Invalid, 16016 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1452 Valid, 14563 Invalid, 1 Unknown, 0 Unchecked, 34.2s Time] [2021-11-17 13:06:46,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11761 states. [2021-11-17 13:06:47,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11761 to 11523. [2021-11-17 13:06:47,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11523 states, 7848 states have (on average 1.1532874617737003) internal successors, (9051), 7920 states have internal predecessors, (9051), 2562 states have call successors, (2562), 978 states have call predecessors, (2562), 1108 states have return successors, (3060), 2674 states have call predecessors, (3060), 2561 states have call successors, (3060) [2021-11-17 13:06:47,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11523 states to 11523 states and 14673 transitions. [2021-11-17 13:06:47,438 INFO L78 Accepts]: Start accepts. Automaton has 11523 states and 14673 transitions. Word has length 737 [2021-11-17 13:06:47,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:06:47,438 INFO L470 AbstractCegarLoop]: Abstraction has 11523 states and 14673 transitions. [2021-11-17 13:06:47,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 15.433333333333334) internal successors, (463), 22 states have internal predecessors, (463), 4 states have call successors, (166), 8 states have call predecessors, (166), 4 states have return successors, (139), 6 states have call predecessors, (139), 4 states have call successors, (139) [2021-11-17 13:06:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 11523 states and 14673 transitions. [2021-11-17 13:06:47,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 754 [2021-11-17 13:06:47,447 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:06:47,447 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:06:47,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-11-17 13:06:47,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-11-17 13:06:47,648 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:06:47,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:06:47,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1111820651, now seen corresponding path program 2 times [2021-11-17 13:06:47,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:06:47,649 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771778517] [2021-11-17 13:06:47,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:06:47,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:06:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:06:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:06:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:06:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:06:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:06:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:48,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:06:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:48,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:06:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:06:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:06:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:06:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:06:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:06:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:06:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:06:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:06:48,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:06:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:06:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:06:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:06:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:06:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:06:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:06:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:06:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:06:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:06:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:06:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:06:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:06:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:06:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-17 13:06:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-11-17 13:06:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-11-17 13:06:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:48,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-11-17 13:06:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:06:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:06:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:06:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:06:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:06:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:06:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:06:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:06:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:06:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:06:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:06:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:06:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:06:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:06:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-11-17 13:06:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-17 13:06:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-17 13:06:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-11-17 13:06:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-17 13:06:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-17 13:06:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2021-11-17 13:06:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-11-17 13:06:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-17 13:06:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2021-11-17 13:06:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-11-17 13:06:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-11-17 13:06:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-11-17 13:06:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:06:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2021-11-17 13:06:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-11-17 13:06:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 620 [2021-11-17 13:06:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-17 13:06:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2021-11-17 13:06:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2021-11-17 13:06:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2021-11-17 13:06:49,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-11-17 13:06:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2021-11-17 13:06:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2021-11-17 13:06:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2021-11-17 13:06:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2021-11-17 13:06:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 13:06:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:06:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2021-11-17 13:06:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2021-11-17 13:06:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2021-11-17 13:06:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2021-11-17 13:06:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2021-11-17 13:06:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2021-11-17 13:06:49,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2021-11-17 13:06:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2021-11-17 13:06:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:06:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2021-11-17 13:06:49,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:06:49,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771778517] [2021-11-17 13:06:49,407 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771778517] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:06:49,407 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:06:49,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-11-17 13:06:49,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755352144] [2021-11-17 13:06:49,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:06:49,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-17 13:06:49,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:06:49,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-17 13:06:49,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:06:49,408 INFO L87 Difference]: Start difference. First operand 11523 states and 14673 transitions. Second operand has 17 states, 17 states have (on average 16.88235294117647) internal successors, (287), 9 states have internal predecessors, (287), 4 states have call successors, (93), 8 states have call predecessors, (93), 4 states have return successors, (92), 6 states have call predecessors, (92), 4 states have call successors, (92) [2021-11-17 13:06:51,445 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:06:52,778 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:06:54,036 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:06:56,095 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:02,568 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:03,819 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:13,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:07:13,142 INFO L93 Difference]: Finished difference Result 19965 states and 25443 transitions. [2021-11-17 13:07:13,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-17 13:07:13,142 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 16.88235294117647) internal successors, (287), 9 states have internal predecessors, (287), 4 states have call successors, (93), 8 states have call predecessors, (93), 4 states have return successors, (92), 6 states have call predecessors, (92), 4 states have call successors, (92) Word has length 753 [2021-11-17 13:07:13,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:07:13,171 INFO L225 Difference]: With dead ends: 19965 [2021-11-17 13:07:13,171 INFO L226 Difference]: Without dead ends: 11689 [2021-11-17 13:07:13,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=195, Invalid=995, Unknown=0, NotChecked=0, Total=1190 [2021-11-17 13:07:13,186 INFO L933 BasicCegarLoop]: 1293 mSDtfsCounter, 1385 mSDsluCounter, 9206 mSDsCounter, 0 mSdLazyCounter, 6768 mSolverCounterSat, 1208 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 10499 SdHoareTripleChecker+Invalid, 7978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1208 IncrementalHoareTripleChecker+Valid, 6768 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:07:13,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 10499 Invalid, 7978 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1208 Valid, 6768 Invalid, 2 Unknown, 0 Unchecked, 22.6s Time] [2021-11-17 13:07:13,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11689 states. [2021-11-17 13:07:13,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11689 to 11523. [2021-11-17 13:07:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11523 states, 7848 states have (on average 1.1512487257900101) internal successors, (9035), 7920 states have internal predecessors, (9035), 2562 states have call successors, (2562), 978 states have call predecessors, (2562), 1108 states have return successors, (3060), 2674 states have call predecessors, (3060), 2561 states have call successors, (3060) [2021-11-17 13:07:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11523 states to 11523 states and 14657 transitions. [2021-11-17 13:07:13,928 INFO L78 Accepts]: Start accepts. Automaton has 11523 states and 14657 transitions. Word has length 753 [2021-11-17 13:07:13,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:07:13,928 INFO L470 AbstractCegarLoop]: Abstraction has 11523 states and 14657 transitions. [2021-11-17 13:07:13,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 16.88235294117647) internal successors, (287), 9 states have internal predecessors, (287), 4 states have call successors, (93), 8 states have call predecessors, (93), 4 states have return successors, (92), 6 states have call predecessors, (92), 4 states have call successors, (92) [2021-11-17 13:07:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 11523 states and 14657 transitions. [2021-11-17 13:07:13,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 791 [2021-11-17 13:07:13,937 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:07:13,937 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 25, 17, 17, 13, 13, 11, 10, 10, 10, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:07:13,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-11-17 13:07:13,937 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:07:13,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:07:13,938 INFO L85 PathProgramCache]: Analyzing trace with hash 292309852, now seen corresponding path program 1 times [2021-11-17 13:07:13,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:07:13,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354009393] [2021-11-17 13:07:13,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:07:13,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:07:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:07:14,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:07:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:07:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:07:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:07:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:07:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:14,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:07:14,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:14,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:07:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:14,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:07:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:07:14,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:07:14,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:07:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:07:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:07:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:07:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:07:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:07:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:07:14,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:07:14,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:07:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:07:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:07:14,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:07:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:07:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:14,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:07:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:07:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:07:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:07:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:07:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:07:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:07:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:07:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:07:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:14,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:07:14,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:07:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:07:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:07:14,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:07:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 13:07:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-11-17 13:07:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-11-17 13:07:14,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-17 13:07:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2021-11-17 13:07:14,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2021-11-17 13:07:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-11-17 13:07:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2021-11-17 13:07:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-11-17 13:07:14,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 13:07:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-11-17 13:07:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2021-11-17 13:07:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2021-11-17 13:07:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 720 [2021-11-17 13:07:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 753 [2021-11-17 13:07:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 758 [2021-11-17 13:07:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2021-11-17 13:07:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-11-17 13:07:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:14,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2797 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 2788 trivial. 0 not checked. [2021-11-17 13:07:14,727 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:07:14,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354009393] [2021-11-17 13:07:14,727 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354009393] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:07:14,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1259611026] [2021-11-17 13:07:14,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:07:14,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:07:14,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:07:14,728 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:07:14,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-17 13:07:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:15,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 6519 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-17 13:07:15,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:07:16,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2797 backedges. 1105 proven. 0 refuted. 0 times theorem prover too weak. 1692 trivial. 0 not checked. [2021-11-17 13:07:16,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:07:16,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1259611026] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:07:16,550 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:07:16,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 12 [2021-11-17 13:07:16,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018081552] [2021-11-17 13:07:16,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:07:16,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:07:16,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:07:16,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:07:16,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:07:16,552 INFO L87 Difference]: Start difference. First operand 11523 states and 14657 transitions. Second operand has 6 states, 6 states have (on average 40.833333333333336) internal successors, (245), 5 states have internal predecessors, (245), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) [2021-11-17 13:07:17,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:07:17,401 INFO L93 Difference]: Finished difference Result 22628 states and 28703 transitions. [2021-11-17 13:07:17,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 13:07:17,402 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.833333333333336) internal successors, (245), 5 states have internal predecessors, (245), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) Word has length 790 [2021-11-17 13:07:17,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:07:17,432 INFO L225 Difference]: With dead ends: 22628 [2021-11-17 13:07:17,432 INFO L226 Difference]: Without dead ends: 11729 [2021-11-17 13:07:17,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1036 GetRequests, 1025 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-11-17 13:07:17,448 INFO L933 BasicCegarLoop]: 1554 mSDtfsCounter, 121 mSDsluCounter, 6020 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 7574 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:07:17,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [121 Valid, 7574 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 13:07:17,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11729 states. [2021-11-17 13:07:18,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11729 to 11523. [2021-11-17 13:07:18,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11523 states, 7848 states have (on average 1.1512487257900101) internal successors, (9035), 7920 states have internal predecessors, (9035), 2562 states have call successors, (2562), 978 states have call predecessors, (2562), 1108 states have return successors, (3060), 2674 states have call predecessors, (3060), 2561 states have call successors, (3060) [2021-11-17 13:07:18,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11523 states to 11523 states and 14657 transitions. [2021-11-17 13:07:18,204 INFO L78 Accepts]: Start accepts. Automaton has 11523 states and 14657 transitions. Word has length 790 [2021-11-17 13:07:18,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:07:18,205 INFO L470 AbstractCegarLoop]: Abstraction has 11523 states and 14657 transitions. [2021-11-17 13:07:18,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.833333333333336) internal successors, (245), 5 states have internal predecessors, (245), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) [2021-11-17 13:07:18,205 INFO L276 IsEmpty]: Start isEmpty. Operand 11523 states and 14657 transitions. [2021-11-17 13:07:18,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2021-11-17 13:07:18,213 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:07:18,213 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 9, 9, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:07:18,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-17 13:07:18,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:07:18,414 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:07:18,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:07:18,414 INFO L85 PathProgramCache]: Analyzing trace with hash 288789077, now seen corresponding path program 1 times [2021-11-17 13:07:18,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:07:18,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352574455] [2021-11-17 13:07:18,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:07:18,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:07:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:07:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:07:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:07:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:07:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:18,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:07:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:07:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:07:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:07:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:07:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:07:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:07:18,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:07:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:07:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:07:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:07:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:07:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:18,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:07:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:07:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:07:18,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:07:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:07:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:07:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:07:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:18,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:07:18,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:07:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:07:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:07:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:07:19,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:07:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:07:19,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:07:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:07:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:07:19,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:07:19,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2021-11-17 13:07:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2021-11-17 13:07:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2021-11-17 13:07:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2021-11-17 13:07:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-11-17 13:07:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-17 13:07:19,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-17 13:07:19,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2021-11-17 13:07:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2021-11-17 13:07:19,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-11-17 13:07:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2021-11-17 13:07:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-17 13:07:19,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2021-11-17 13:07:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2021-11-17 13:07:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 13:07:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 13:07:19,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-11-17 13:07:19,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-17 13:07:19,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2021-11-17 13:07:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2021-11-17 13:07:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-17 13:07:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2021-11-17 13:07:19,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-17 13:07:19,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2021-11-17 13:07:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-11-17 13:07:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-17 13:07:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2021-11-17 13:07:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 13:07:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-11-17 13:07:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2021-11-17 13:07:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2021-11-17 13:07:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2021-11-17 13:07:19,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-11-17 13:07:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2021-11-17 13:07:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2021-11-17 13:07:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1743 trivial. 0 not checked. [2021-11-17 13:07:19,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:07:19,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352574455] [2021-11-17 13:07:19,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352574455] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:07:19,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:07:19,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-11-17 13:07:19,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52608877] [2021-11-17 13:07:19,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:07:19,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-17 13:07:19,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:07:19,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-17 13:07:19,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=413, Unknown=0, NotChecked=0, Total=462 [2021-11-17 13:07:19,539 INFO L87 Difference]: Start difference. First operand 11523 states and 14657 transitions. Second operand has 22 states, 21 states have (on average 13.523809523809524) internal successors, (284), 13 states have internal predecessors, (284), 6 states have call successors, (90), 9 states have call predecessors, (90), 5 states have return successors, (89), 7 states have call predecessors, (89), 6 states have call successors, (89) [2021-11-17 13:07:22,583 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:24,646 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:29,958 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:33,138 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:36,831 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:46,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:07:46,151 INFO L93 Difference]: Finished difference Result 20272 states and 25907 transitions. [2021-11-17 13:07:46,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-17 13:07:46,152 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 13.523809523809524) internal successors, (284), 13 states have internal predecessors, (284), 6 states have call successors, (90), 9 states have call predecessors, (90), 5 states have return successors, (89), 7 states have call predecessors, (89), 6 states have call successors, (89) Word has length 726 [2021-11-17 13:07:46,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:07:46,181 INFO L225 Difference]: With dead ends: 20272 [2021-11-17 13:07:46,181 INFO L226 Difference]: Without dead ends: 11982 [2021-11-17 13:07:46,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=290, Invalid=1690, Unknown=0, NotChecked=0, Total=1980 [2021-11-17 13:07:46,197 INFO L933 BasicCegarLoop]: 1291 mSDtfsCounter, 1888 mSDsluCounter, 13448 mSDsCounter, 0 mSdLazyCounter, 10034 mSolverCounterSat, 1646 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1888 SdHoareTripleChecker+Valid, 14739 SdHoareTripleChecker+Invalid, 11682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1646 IncrementalHoareTripleChecker+Valid, 10034 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.3s IncrementalHoareTripleChecker+Time [2021-11-17 13:07:46,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1888 Valid, 14739 Invalid, 11682 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1646 Valid, 10034 Invalid, 2 Unknown, 0 Unchecked, 25.3s Time] [2021-11-17 13:07:46,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11982 states. [2021-11-17 13:07:46,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11982 to 11507. [2021-11-17 13:07:46,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11507 states, 7832 states have (on average 1.1515577119509703) internal successors, (9019), 7920 states have internal predecessors, (9019), 2562 states have call successors, (2562), 978 states have call predecessors, (2562), 1108 states have return successors, (3044), 2658 states have call predecessors, (3044), 2561 states have call successors, (3044) [2021-11-17 13:07:46,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11507 states to 11507 states and 14625 transitions. [2021-11-17 13:07:46,950 INFO L78 Accepts]: Start accepts. Automaton has 11507 states and 14625 transitions. Word has length 726 [2021-11-17 13:07:46,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:07:46,950 INFO L470 AbstractCegarLoop]: Abstraction has 11507 states and 14625 transitions. [2021-11-17 13:07:46,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 13.523809523809524) internal successors, (284), 13 states have internal predecessors, (284), 6 states have call successors, (90), 9 states have call predecessors, (90), 5 states have return successors, (89), 7 states have call predecessors, (89), 6 states have call successors, (89) [2021-11-17 13:07:46,950 INFO L276 IsEmpty]: Start isEmpty. Operand 11507 states and 14625 transitions. [2021-11-17 13:07:46,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 795 [2021-11-17 13:07:46,958 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:07:46,958 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:07:46,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2021-11-17 13:07:46,959 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:07:46,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:07:46,959 INFO L85 PathProgramCache]: Analyzing trace with hash -34637317, now seen corresponding path program 1 times [2021-11-17 13:07:46,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:07:46,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126545255] [2021-11-17 13:07:46,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:07:46,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:07:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:07:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:07:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:07:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:07:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:07:47,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:07:47,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:07:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:07:47,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:47,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:07:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:07:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:07:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:07:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:07:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:07:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:07:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:07:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:07:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:07:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:07:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:07:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:07:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:07:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:07:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:07:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:07:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:07:47,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:07:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:07:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-17 13:07:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-11-17 13:07:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-11-17 13:07:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-11-17 13:07:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:47,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:07:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:07:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:07:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:07:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:07:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:07:47,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:07:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:07:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:07:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:07:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:07:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:07:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:07:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:07:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-11-17 13:07:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2021-11-17 13:07:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-11-17 13:07:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2021-11-17 13:07:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 583 [2021-11-17 13:07:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-11-17 13:07:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2021-11-17 13:07:47,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 606 [2021-11-17 13:07:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-11-17 13:07:47,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-11-17 13:07:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 628 [2021-11-17 13:07:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2021-11-17 13:07:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 637 [2021-11-17 13:07:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:07:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2021-11-17 13:07:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-11-17 13:07:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 661 [2021-11-17 13:07:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 13:07:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-11-17 13:07:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2021-11-17 13:07:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2021-11-17 13:07:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2021-11-17 13:07:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-11-17 13:07:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2021-11-17 13:07:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2021-11-17 13:07:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-11-17 13:07:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2021-11-17 13:07:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2021-11-17 13:07:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2021-11-17 13:07:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 748 [2021-11-17 13:07:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 754 [2021-11-17 13:07:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 760 [2021-11-17 13:07:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 766 [2021-11-17 13:07:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2021-11-17 13:07:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 778 [2021-11-17 13:07:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 784 [2021-11-17 13:07:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:07:47,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1885 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1885 trivial. 0 not checked. [2021-11-17 13:07:47,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:07:47,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126545255] [2021-11-17 13:07:47,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126545255] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:07:47,914 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:07:47,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-17 13:07:47,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515072993] [2021-11-17 13:07:47,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:07:47,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-17 13:07:47,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:07:47,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-17 13:07:47,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-11-17 13:07:47,915 INFO L87 Difference]: Start difference. First operand 11507 states and 14625 transitions. Second operand has 15 states, 15 states have (on average 19.733333333333334) internal successors, (296), 9 states have internal predecessors, (296), 4 states have call successors, (93), 9 states have call predecessors, (93), 5 states have return successors, (92), 5 states have call predecessors, (92), 4 states have call successors, (92) [2021-11-17 13:07:51,623 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:07:59,540 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:09,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:08:09,257 INFO L93 Difference]: Finished difference Result 14490 states and 18897 transitions. [2021-11-17 13:08:09,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-17 13:08:09,257 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 19.733333333333334) internal successors, (296), 9 states have internal predecessors, (296), 4 states have call successors, (93), 9 states have call predecessors, (93), 5 states have return successors, (92), 5 states have call predecessors, (92), 4 states have call successors, (92) Word has length 794 [2021-11-17 13:08:09,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:08:09,291 INFO L225 Difference]: With dead ends: 14490 [2021-11-17 13:08:09,291 INFO L226 Difference]: Without dead ends: 14258 [2021-11-17 13:08:09,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 244 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=664, Unknown=0, NotChecked=0, Total=870 [2021-11-17 13:08:09,296 INFO L933 BasicCegarLoop]: 2235 mSDtfsCounter, 4603 mSDsluCounter, 7717 mSDsCounter, 0 mSdLazyCounter, 12616 mSolverCounterSat, 3796 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4858 SdHoareTripleChecker+Valid, 9952 SdHoareTripleChecker+Invalid, 16412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3796 IncrementalHoareTripleChecker+Valid, 12616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2021-11-17 13:08:09,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4858 Valid, 9952 Invalid, 16412 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3796 Valid, 12616 Invalid, 0 Unknown, 0 Unchecked, 19.9s Time] [2021-11-17 13:08:09,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14258 states. [2021-11-17 13:08:10,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14258 to 11826. [2021-11-17 13:08:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11826 states, 8049 states have (on average 1.1472232575475214) internal successors, (9234), 8139 states have internal predecessors, (9234), 2617 states have call successors, (2617), 1027 states have call predecessors, (2617), 1155 states have return successors, (3092), 2711 states have call predecessors, (3092), 2615 states have call successors, (3092) [2021-11-17 13:08:10,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11826 states to 11826 states and 14943 transitions. [2021-11-17 13:08:10,142 INFO L78 Accepts]: Start accepts. Automaton has 11826 states and 14943 transitions. Word has length 794 [2021-11-17 13:08:10,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:08:10,143 INFO L470 AbstractCegarLoop]: Abstraction has 11826 states and 14943 transitions. [2021-11-17 13:08:10,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 19.733333333333334) internal successors, (296), 9 states have internal predecessors, (296), 4 states have call successors, (93), 9 states have call predecessors, (93), 5 states have return successors, (92), 5 states have call predecessors, (92), 4 states have call successors, (92) [2021-11-17 13:08:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 11826 states and 14943 transitions. [2021-11-17 13:08:10,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2021-11-17 13:08:10,150 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:08:10,150 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 9, 9, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:08:10,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2021-11-17 13:08:10,151 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:08:10,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:08:10,151 INFO L85 PathProgramCache]: Analyzing trace with hash -679314570, now seen corresponding path program 1 times [2021-11-17 13:08:10,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:08:10,151 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063487122] [2021-11-17 13:08:10,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:08:10,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:08:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:08:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:08:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:08:10,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:08:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:08:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:08:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:08:10,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:08:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:10,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:08:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:08:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:08:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:08:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:08:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:08:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:08:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:08:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:08:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:08:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:08:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:08:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:08:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:08:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:08:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:08:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:08:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:08:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:08:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:08:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:08:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:08:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:08:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:08:10,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:08:10,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:08:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:08:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:08:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:08:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:08:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:08:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:08:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-17 13:08:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-11-17 13:08:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-17 13:08:10,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2021-11-17 13:08:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 13:08:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-11-17 13:08:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-11-17 13:08:10,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2021-11-17 13:08:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-11-17 13:08:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2021-11-17 13:08:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-17 13:08:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2021-11-17 13:08:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-17 13:08:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-11-17 13:08:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:10,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 13:08:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2021-11-17 13:08:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-11-17 13:08:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-17 13:08:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2021-11-17 13:08:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2021-11-17 13:08:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-17 13:08:10,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2021-11-17 13:08:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-17 13:08:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2021-11-17 13:08:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2021-11-17 13:08:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-17 13:08:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2021-11-17 13:08:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 13:08:10,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-11-17 13:08:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2021-11-17 13:08:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2021-11-17 13:08:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2021-11-17 13:08:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-11-17 13:08:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2021-11-17 13:08:10,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2021-11-17 13:08:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2021-11-17 13:08:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1752 trivial. 0 not checked. [2021-11-17 13:08:10,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:08:10,807 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063487122] [2021-11-17 13:08:10,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063487122] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:08:10,808 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:08:10,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-17 13:08:10,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000671813] [2021-11-17 13:08:10,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:08:10,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-17 13:08:10,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:08:10,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-17 13:08:10,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:08:10,809 INFO L87 Difference]: Start difference. First operand 11826 states and 14943 transitions. Second operand has 14 states, 14 states have (on average 20.428571428571427) internal successors, (286), 7 states have internal predecessors, (286), 6 states have call successors, (87), 9 states have call predecessors, (87), 2 states have return successors, (86), 6 states have call predecessors, (86), 6 states have call successors, (86) [2021-11-17 13:08:17,603 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:19,772 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:21,135 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:26,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:08:26,085 INFO L93 Difference]: Finished difference Result 24669 states and 31698 transitions. [2021-11-17 13:08:26,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-17 13:08:26,085 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 20.428571428571427) internal successors, (286), 7 states have internal predecessors, (286), 6 states have call successors, (87), 9 states have call predecessors, (87), 2 states have return successors, (86), 6 states have call predecessors, (86), 6 states have call successors, (86) Word has length 732 [2021-11-17 13:08:26,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:08:26,117 INFO L225 Difference]: With dead ends: 24669 [2021-11-17 13:08:26,118 INFO L226 Difference]: Without dead ends: 12539 [2021-11-17 13:08:26,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=163, Invalid=593, Unknown=0, NotChecked=0, Total=756 [2021-11-17 13:08:26,138 INFO L933 BasicCegarLoop]: 1327 mSDtfsCounter, 1964 mSDsluCounter, 6130 mSDsCounter, 0 mSdLazyCounter, 4976 mSolverCounterSat, 1696 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1964 SdHoareTripleChecker+Valid, 7457 SdHoareTripleChecker+Invalid, 6672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1696 IncrementalHoareTripleChecker+Valid, 4976 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:08:26,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1964 Valid, 7457 Invalid, 6672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1696 Valid, 4976 Invalid, 0 Unknown, 0 Unchecked, 14.1s Time] [2021-11-17 13:08:26,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12539 states. [2021-11-17 13:08:26,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12539 to 11842. [2021-11-17 13:08:26,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11842 states, 8065 states have (on average 1.1449473031618103) internal successors, (9234), 8155 states have internal predecessors, (9234), 2617 states have call successors, (2617), 1027 states have call predecessors, (2617), 1155 states have return successors, (3092), 2711 states have call predecessors, (3092), 2615 states have call successors, (3092) [2021-11-17 13:08:26,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11842 states to 11842 states and 14943 transitions. [2021-11-17 13:08:26,946 INFO L78 Accepts]: Start accepts. Automaton has 11842 states and 14943 transitions. Word has length 732 [2021-11-17 13:08:26,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:08:26,947 INFO L470 AbstractCegarLoop]: Abstraction has 11842 states and 14943 transitions. [2021-11-17 13:08:26,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 20.428571428571427) internal successors, (286), 7 states have internal predecessors, (286), 6 states have call successors, (87), 9 states have call predecessors, (87), 2 states have return successors, (86), 6 states have call predecessors, (86), 6 states have call successors, (86) [2021-11-17 13:08:26,947 INFO L276 IsEmpty]: Start isEmpty. Operand 11842 states and 14943 transitions. [2021-11-17 13:08:26,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2021-11-17 13:08:26,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:08:26,954 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 9, 9, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:08:26,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-11-17 13:08:26,954 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:08:26,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:08:26,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1485718264, now seen corresponding path program 1 times [2021-11-17 13:08:26,954 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:08:26,954 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919512296] [2021-11-17 13:08:26,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:08:26,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:08:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:08:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:08:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:08:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:08:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:27,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:08:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:08:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:08:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:08:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:08:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:08:27,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:08:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:08:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:08:27,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:08:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:08:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:08:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:08:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:08:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:08:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:08:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:08:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:08:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:08:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:08:27,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:08:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:08:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:08:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:08:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:08:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:08:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:08:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:08:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:08:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:08:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:08:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:08:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:08:27,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:08:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:08:27,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:08:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:08:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:08:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:08:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-17 13:08:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2021-11-17 13:08:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-17 13:08:27,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2021-11-17 13:08:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 13:08:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-11-17 13:08:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-11-17 13:08:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2021-11-17 13:08:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-11-17 13:08:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 549 [2021-11-17 13:08:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-11-17 13:08:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 566 [2021-11-17 13:08:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-17 13:08:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-11-17 13:08:27,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:08:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 13:08:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:27,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2021-11-17 13:08:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-11-17 13:08:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-17 13:08:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2021-11-17 13:08:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2021-11-17 13:08:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-17 13:08:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2021-11-17 13:08:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-17 13:08:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2021-11-17 13:08:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2021-11-17 13:08:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-17 13:08:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 668 [2021-11-17 13:08:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 13:08:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-11-17 13:08:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 686 [2021-11-17 13:08:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 692 [2021-11-17 13:08:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 698 [2021-11-17 13:08:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-11-17 13:08:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 710 [2021-11-17 13:08:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2021-11-17 13:08:28,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2021-11-17 13:08:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 1739 trivial. 0 not checked. [2021-11-17 13:08:28,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:08:28,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919512296] [2021-11-17 13:08:28,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919512296] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:08:28,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851459560] [2021-11-17 13:08:28,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:08:28,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:08:28,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:08:28,077 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:08:28,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-17 13:08:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:08:34,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 5901 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-17 13:08:34,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:08:35,168 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-11-17 13:08:35,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 15 [2021-11-17 13:08:35,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2021-11-17 13:08:35,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 1336 trivial. 0 not checked. [2021-11-17 13:08:35,869 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:08:35,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851459560] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:08:35,870 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:08:35,870 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [24] total 29 [2021-11-17 13:08:35,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392731981] [2021-11-17 13:08:35,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:08:35,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-17 13:08:35,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:08:35,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-17 13:08:35,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=743, Unknown=0, NotChecked=0, Total=812 [2021-11-17 13:08:35,872 INFO L87 Difference]: Start difference. First operand 11842 states and 14943 transitions. Second operand has 16 states, 16 states have (on average 19.5625) internal successors, (313), 14 states have internal predecessors, (313), 7 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (92), 9 states have call predecessors, (92), 7 states have call successors, (92) [2021-11-17 13:08:37,911 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:42,366 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:44,442 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:47,568 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:51,134 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:53,150 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:56,096 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:08:59,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:08:59,706 INFO L93 Difference]: Finished difference Result 24343 states and 31033 transitions. [2021-11-17 13:08:59,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-17 13:08:59,706 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 19.5625) internal successors, (313), 14 states have internal predecessors, (313), 7 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (92), 9 states have call predecessors, (92), 7 states have call successors, (92) Word has length 732 [2021-11-17 13:08:59,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:08:59,746 INFO L225 Difference]: With dead ends: 24343 [2021-11-17 13:08:59,747 INFO L226 Difference]: Without dead ends: 12845 [2021-11-17 13:08:59,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 981 GetRequests, 942 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=126, Invalid=1280, Unknown=0, NotChecked=0, Total=1406 [2021-11-17 13:08:59,772 INFO L933 BasicCegarLoop]: 1486 mSDtfsCounter, 73 mSDsluCounter, 19763 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 10 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 21249 SdHoareTripleChecker+Invalid, 1143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 222 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2021-11-17 13:08:59,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [75 Valid, 21249 Invalid, 1143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 905 Invalid, 6 Unknown, 222 Unchecked, 22.8s Time] [2021-11-17 13:08:59,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12845 states. [2021-11-17 13:09:00,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12845 to 12162. [2021-11-17 13:09:00,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12162 states, 8273 states have (on average 1.1393690317901608) internal successors, (9426), 8363 states have internal predecessors, (9426), 2665 states have call successors, (2665), 1091 states have call predecessors, (2665), 1219 states have return successors, (3140), 2759 states have call predecessors, (3140), 2663 states have call successors, (3140) [2021-11-17 13:09:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12162 states to 12162 states and 15231 transitions. [2021-11-17 13:09:00,712 INFO L78 Accepts]: Start accepts. Automaton has 12162 states and 15231 transitions. Word has length 732 [2021-11-17 13:09:00,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:09:00,712 INFO L470 AbstractCegarLoop]: Abstraction has 12162 states and 15231 transitions. [2021-11-17 13:09:00,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 19.5625) internal successors, (313), 14 states have internal predecessors, (313), 7 states have call successors, (93), 3 states have call predecessors, (93), 5 states have return successors, (92), 9 states have call predecessors, (92), 7 states have call successors, (92) [2021-11-17 13:09:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 12162 states and 15231 transitions. [2021-11-17 13:09:00,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 810 [2021-11-17 13:09:00,719 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:09:00,720 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:09:00,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2021-11-17 13:09:00,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:09:00,920 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:09:00,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:09:00,921 INFO L85 PathProgramCache]: Analyzing trace with hash 412953956, now seen corresponding path program 1 times [2021-11-17 13:09:00,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:09:00,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126456461] [2021-11-17 13:09:00,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:09:00,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:09:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:09:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:09:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:09:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:09:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:09:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:09:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:09:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:09:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:09:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:09:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:09:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:09:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:09:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:09:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:09:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:09:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:01,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:09:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:09:01,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:09:01,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:09:01,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:09:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:09:01,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:09:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:09:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:09:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:09:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:09:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-17 13:09:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-11-17 13:09:01,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-11-17 13:09:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-11-17 13:09:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:09:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:01,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:09:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:09:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:09:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:09:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:09:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:09:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:09:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:09:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:09:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:09:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:09:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:09:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:09:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:09:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:09:02,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 13:09:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-11-17 13:09:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-11-17 13:09:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-11-17 13:09:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-11-17 13:09:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 13:09:02,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-11-17 13:09:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-11-17 13:09:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-11-17 13:09:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-17 13:09:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-11-17 13:09:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-17 13:09:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-11-17 13:09:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 647 [2021-11-17 13:09:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-11-17 13:09:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2021-11-17 13:09:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-11-17 13:09:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-17 13:09:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 13:09:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:09:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2021-11-17 13:09:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2021-11-17 13:09:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2021-11-17 13:09:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2021-11-17 13:09:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2021-11-17 13:09:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2021-11-17 13:09:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2021-11-17 13:09:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2021-11-17 13:09:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 751 [2021-11-17 13:09:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 757 [2021-11-17 13:09:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 763 [2021-11-17 13:09:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 769 [2021-11-17 13:09:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 775 [2021-11-17 13:09:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 781 [2021-11-17 13:09:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 787 [2021-11-17 13:09:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 793 [2021-11-17 13:09:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 799 [2021-11-17 13:09:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1885 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1874 trivial. 0 not checked. [2021-11-17 13:09:02,608 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:09:02,608 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126456461] [2021-11-17 13:09:02,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126456461] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:09:02,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:09:02,608 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-11-17 13:09:02,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725068554] [2021-11-17 13:09:02,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:09:02,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-11-17 13:09:02,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:09:02,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-11-17 13:09:02,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=588, Unknown=0, NotChecked=0, Total=650 [2021-11-17 13:09:02,610 INFO L87 Difference]: Start difference. First operand 12162 states and 15231 transitions. Second operand has 26 states, 26 states have (on average 12.038461538461538) internal successors, (313), 16 states have internal predecessors, (313), 6 states have call successors, (97), 10 states have call predecessors, (97), 5 states have return successors, (96), 8 states have call predecessors, (96), 6 states have call successors, (96) [2021-11-17 13:09:15,936 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:09:23,823 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:09:25,463 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:09:35,252 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:09:38,540 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:09:39,922 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:09:41,604 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:09:54,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:09:54,589 INFO L93 Difference]: Finished difference Result 24872 states and 31530 transitions. [2021-11-17 13:09:54,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-11-17 13:09:54,590 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 12.038461538461538) internal successors, (313), 16 states have internal predecessors, (313), 6 states have call successors, (97), 10 states have call predecessors, (97), 5 states have return successors, (96), 8 states have call predecessors, (96), 6 states have call successors, (96) Word has length 809 [2021-11-17 13:09:54,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:09:54,624 INFO L225 Difference]: With dead ends: 24872 [2021-11-17 13:09:54,624 INFO L226 Difference]: Without dead ends: 13070 [2021-11-17 13:09:54,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 246 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 533 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=409, Invalid=2671, Unknown=0, NotChecked=0, Total=3080 [2021-11-17 13:09:54,645 INFO L933 BasicCegarLoop]: 1297 mSDtfsCounter, 2381 mSDsluCounter, 14205 mSDsCounter, 0 mSdLazyCounter, 12144 mSolverCounterSat, 2396 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2381 SdHoareTripleChecker+Valid, 15502 SdHoareTripleChecker+Invalid, 14542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2396 IncrementalHoareTripleChecker+Valid, 12144 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:09:54,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2381 Valid, 15502 Invalid, 14542 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2396 Valid, 12144 Invalid, 2 Unknown, 0 Unchecked, 50.2s Time] [2021-11-17 13:09:54,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13070 states. [2021-11-17 13:09:55,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13070 to 12162. [2021-11-17 13:09:55,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12162 states, 8273 states have (on average 1.1355010274386559) internal successors, (9394), 8363 states have internal predecessors, (9394), 2665 states have call successors, (2665), 1091 states have call predecessors, (2665), 1219 states have return successors, (3140), 2759 states have call predecessors, (3140), 2663 states have call successors, (3140) [2021-11-17 13:09:55,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12162 states to 12162 states and 15199 transitions. [2021-11-17 13:09:55,526 INFO L78 Accepts]: Start accepts. Automaton has 12162 states and 15199 transitions. Word has length 809 [2021-11-17 13:09:55,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:09:55,527 INFO L470 AbstractCegarLoop]: Abstraction has 12162 states and 15199 transitions. [2021-11-17 13:09:55,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 12.038461538461538) internal successors, (313), 16 states have internal predecessors, (313), 6 states have call successors, (97), 10 states have call predecessors, (97), 5 states have return successors, (96), 8 states have call predecessors, (96), 6 states have call successors, (96) [2021-11-17 13:09:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 12162 states and 15199 transitions. [2021-11-17 13:09:55,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 815 [2021-11-17 13:09:55,534 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:09:55,534 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 10, 10, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:09:55,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2021-11-17 13:09:55,534 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:09:55,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:09:55,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1751254941, now seen corresponding path program 1 times [2021-11-17 13:09:55,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:09:55,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864945528] [2021-11-17 13:09:55,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:09:55,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:09:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:09:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:09:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:09:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:09:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:55,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:09:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:55,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:09:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:55,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:09:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:09:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:09:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:09:55,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:09:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:09:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:09:55,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:09:55,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:09:55,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:09:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:09:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:09:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:09:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:09:55,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:09:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:09:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:09:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 13:09:55,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:09:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 13:09:55,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 13:09:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-17 13:09:55,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-11-17 13:09:55,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-17 13:09:55,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-11-17 13:09:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-11-17 13:09:55,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:55,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2021-11-17 13:09:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:09:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:56,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:09:56,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:09:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:09:56,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:09:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:09:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:09:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:09:56,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:09:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:09:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:09:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:09:56,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:09:56,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:09:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:09:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:09:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:09:56,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 13:09:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-11-17 13:09:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 13:09:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2021-11-17 13:09:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 580 [2021-11-17 13:09:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-11-17 13:09:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-11-17 13:09:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 603 [2021-11-17 13:09:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2021-11-17 13:09:56,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 620 [2021-11-17 13:09:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-11-17 13:09:56,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 631 [2021-11-17 13:09:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2021-11-17 13:09:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2021-11-17 13:09:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-11-17 13:09:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-11-17 13:09:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:09:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2021-11-17 13:09:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-17 13:09:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-17 13:09:56,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-11-17 13:09:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:09:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 706 [2021-11-17 13:09:56,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 712 [2021-11-17 13:09:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 718 [2021-11-17 13:09:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-11-17 13:09:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2021-11-17 13:09:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 736 [2021-11-17 13:09:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2021-11-17 13:09:56,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 750 [2021-11-17 13:09:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 756 [2021-11-17 13:09:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 762 [2021-11-17 13:09:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 768 [2021-11-17 13:09:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 774 [2021-11-17 13:09:56,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 780 [2021-11-17 13:09:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2021-11-17 13:09:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2021-11-17 13:09:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 798 [2021-11-17 13:09:56,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 804 [2021-11-17 13:09:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:09:56,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1885 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1885 trivial. 0 not checked. [2021-11-17 13:09:56,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:09:56,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864945528] [2021-11-17 13:09:56,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864945528] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:09:56,379 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:09:56,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-17 13:09:56,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641861493] [2021-11-17 13:09:56,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:09:56,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-17 13:09:56,380 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:09:56,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-17 13:09:56,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-11-17 13:09:56,381 INFO L87 Difference]: Start difference. First operand 12162 states and 15199 transitions. Second operand has 16 states, 16 states have (on average 19.5) internal successors, (312), 8 states have internal predecessors, (312), 7 states have call successors, (95), 10 states have call predecessors, (95), 2 states have return successors, (94), 7 states have call predecessors, (94), 7 states have call successors, (94) [2021-11-17 13:10:02,636 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:10:05,503 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:10:08,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:10:14,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:10:14,249 INFO L93 Difference]: Finished difference Result 24841 states and 31316 transitions. [2021-11-17 13:10:14,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-17 13:10:14,249 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 19.5) internal successors, (312), 8 states have internal predecessors, (312), 7 states have call successors, (95), 10 states have call predecessors, (95), 2 states have return successors, (94), 7 states have call predecessors, (94), 7 states have call successors, (94) Word has length 814 [2021-11-17 13:10:14,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:10:14,278 INFO L225 Difference]: With dead ends: 24841 [2021-11-17 13:10:14,278 INFO L226 Difference]: Without dead ends: 12731 [2021-11-17 13:10:14,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=800, Unknown=0, NotChecked=0, Total=992 [2021-11-17 13:10:14,298 INFO L933 BasicCegarLoop]: 1276 mSDtfsCounter, 2270 mSDsluCounter, 6888 mSDsCounter, 0 mSdLazyCounter, 5443 mSolverCounterSat, 2075 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2270 SdHoareTripleChecker+Valid, 8164 SdHoareTripleChecker+Invalid, 7519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2075 IncrementalHoareTripleChecker+Valid, 5443 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:10:14,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2270 Valid, 8164 Invalid, 7519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2075 Valid, 5443 Invalid, 1 Unknown, 0 Unchecked, 16.6s Time] [2021-11-17 13:10:14,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12731 states. [2021-11-17 13:10:15,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12731 to 12226. [2021-11-17 13:10:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12226 states, 8337 states have (on average 1.134460837231618) internal successors, (9458), 8427 states have internal predecessors, (9458), 2665 states have call successors, (2665), 1091 states have call predecessors, (2665), 1219 states have return successors, (3140), 2759 states have call predecessors, (3140), 2663 states have call successors, (3140) [2021-11-17 13:10:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12226 states to 12226 states and 15263 transitions. [2021-11-17 13:10:15,153 INFO L78 Accepts]: Start accepts. Automaton has 12226 states and 15263 transitions. Word has length 814 [2021-11-17 13:10:15,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:10:15,154 INFO L470 AbstractCegarLoop]: Abstraction has 12226 states and 15263 transitions. [2021-11-17 13:10:15,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 19.5) internal successors, (312), 8 states have internal predecessors, (312), 7 states have call successors, (95), 10 states have call predecessors, (95), 2 states have return successors, (94), 7 states have call predecessors, (94), 7 states have call successors, (94) [2021-11-17 13:10:15,154 INFO L276 IsEmpty]: Start isEmpty. Operand 12226 states and 15263 transitions. [2021-11-17 13:10:15,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 754 [2021-11-17 13:10:15,160 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:10:15,161 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 23, 11, 10, 10, 10, 9, 9, 9, 9, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:10:15,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2021-11-17 13:10:15,161 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:10:15,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:10:15,161 INFO L85 PathProgramCache]: Analyzing trace with hash -399670089, now seen corresponding path program 1 times [2021-11-17 13:10:15,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:10:15,161 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819639823] [2021-11-17 13:10:15,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:10:15,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:10:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:10:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:10:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:10:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:10:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:15,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:10:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:10:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:10:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:10:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:10:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:10:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:10:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:10:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:10:15,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:10:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:10:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:10:15,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:10:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:10:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:10:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:10:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:10:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:10:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:10:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:15,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:10:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:10:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:10:16,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:10:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:10:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:10:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:10:16,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:10:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:10:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:10:16,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-11-17 13:10:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:10:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 13:10:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 515 [2021-11-17 13:10:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-17 13:10:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-17 13:10:16,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-11-17 13:10:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-17 13:10:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-17 13:10:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 559 [2021-11-17 13:10:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2021-11-17 13:10:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-17 13:10:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2021-11-17 13:10:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-11-17 13:10:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-11-17 13:10:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-11-17 13:10:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 609 [2021-11-17 13:10:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-11-17 13:10:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 620 [2021-11-17 13:10:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-17 13:10:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2021-11-17 13:10:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2021-11-17 13:10:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 651 [2021-11-17 13:10:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-11-17 13:10:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2021-11-17 13:10:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2021-11-17 13:10:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2021-11-17 13:10:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2021-11-17 13:10:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 13:10:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:10:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2021-11-17 13:10:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 707 [2021-11-17 13:10:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 713 [2021-11-17 13:10:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2021-11-17 13:10:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 725 [2021-11-17 13:10:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2021-11-17 13:10:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2021-11-17 13:10:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 743 [2021-11-17 13:10:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:16,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1756 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1747 trivial. 0 not checked. [2021-11-17 13:10:16,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:10:16,534 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819639823] [2021-11-17 13:10:16,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819639823] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:10:16,534 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:10:16,534 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-11-17 13:10:16,534 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234645726] [2021-11-17 13:10:16,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:10:16,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-17 13:10:16,535 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:10:16,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-17 13:10:16,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2021-11-17 13:10:16,536 INFO L87 Difference]: Start difference. First operand 12226 states and 15263 transitions. Second operand has 23 states, 22 states have (on average 13.818181818181818) internal successors, (304), 13 states have internal predecessors, (304), 6 states have call successors, (92), 10 states have call predecessors, (92), 5 states have return successors, (91), 7 states have call predecessors, (91), 6 states have call successors, (91) [2021-11-17 13:10:29,349 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:10:32,976 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:10:34,256 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:10:41,766 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:10:51,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:10:51,683 INFO L93 Difference]: Finished difference Result 17221 states and 21393 transitions. [2021-11-17 13:10:51,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-17 13:10:51,684 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 13.818181818181818) internal successors, (304), 13 states have internal predecessors, (304), 6 states have call successors, (92), 10 states have call predecessors, (92), 5 states have return successors, (91), 7 states have call predecessors, (91), 6 states have call successors, (91) Word has length 753 [2021-11-17 13:10:51,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:10:51,704 INFO L225 Difference]: With dead ends: 17221 [2021-11-17 13:10:51,704 INFO L226 Difference]: Without dead ends: 8377 [2021-11-17 13:10:51,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=325, Invalid=1837, Unknown=0, NotChecked=0, Total=2162 [2021-11-17 13:10:51,721 INFO L933 BasicCegarLoop]: 1268 mSDtfsCounter, 1828 mSDsluCounter, 13375 mSDsCounter, 0 mSdLazyCounter, 10673 mSolverCounterSat, 1654 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1828 SdHoareTripleChecker+Valid, 14643 SdHoareTripleChecker+Invalid, 12329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1654 IncrementalHoareTripleChecker+Valid, 10673 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.9s IncrementalHoareTripleChecker+Time [2021-11-17 13:10:51,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1828 Valid, 14643 Invalid, 12329 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1654 Valid, 10673 Invalid, 2 Unknown, 0 Unchecked, 33.9s Time] [2021-11-17 13:10:51,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8377 states. [2021-11-17 13:10:52,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8377 to 8069. [2021-11-17 13:10:52,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8069 states, 5489 states have (on average 1.124977227181636) internal successors, (6175), 5546 states have internal predecessors, (6175), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 810 states have return successors, (1951), 1795 states have call predecessors, (1951), 1763 states have call successors, (1951) [2021-11-17 13:10:52,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8069 states to 8069 states and 9891 transitions. [2021-11-17 13:10:52,322 INFO L78 Accepts]: Start accepts. Automaton has 8069 states and 9891 transitions. Word has length 753 [2021-11-17 13:10:52,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:10:52,322 INFO L470 AbstractCegarLoop]: Abstraction has 8069 states and 9891 transitions. [2021-11-17 13:10:52,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 13.818181818181818) internal successors, (304), 13 states have internal predecessors, (304), 6 states have call successors, (92), 10 states have call predecessors, (92), 5 states have return successors, (91), 7 states have call predecessors, (91), 6 states have call successors, (91) [2021-11-17 13:10:52,323 INFO L276 IsEmpty]: Start isEmpty. Operand 8069 states and 9891 transitions. [2021-11-17 13:10:52,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 825 [2021-11-17 13:10:52,328 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:10:52,328 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 24, 17, 17, 13, 13, 11, 10, 10, 10, 10, 10, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:10:52,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2021-11-17 13:10:52,328 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:10:52,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:10:52,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1858580926, now seen corresponding path program 1 times [2021-11-17 13:10:52,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:10:52,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331221799] [2021-11-17 13:10:52,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:10:52,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:10:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:10:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:10:52,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:52,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:10:52,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:10:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:10:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:10:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:52,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:10:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:10:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:10:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:10:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:10:52,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:10:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:10:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:10:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:10:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:10:52,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:10:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:10:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:10:52,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:10:52,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:10:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:10:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:10:52,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:10:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:10:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:10:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:10:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:10:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:10:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:10:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:10:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:10:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:10:52,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:10:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:10:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:10:52,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:10:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:10:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:52,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:10:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:10:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:10:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:10:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:10:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:10:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 631 [2021-11-17 13:10:53,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2021-11-17 13:10:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-11-17 13:10:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 673 [2021-11-17 13:10:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-11-17 13:10:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 685 [2021-11-17 13:10:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 715 [2021-11-17 13:10:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 722 [2021-11-17 13:10:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 739 [2021-11-17 13:10:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 744 [2021-11-17 13:10:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 749 [2021-11-17 13:10:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 762 [2021-11-17 13:10:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 770 [2021-11-17 13:10:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 787 [2021-11-17 13:10:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 792 [2021-11-17 13:10:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 797 [2021-11-17 13:10:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 810 [2021-11-17 13:10:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 2875 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2864 trivial. 0 not checked. [2021-11-17 13:10:53,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:10:53,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331221799] [2021-11-17 13:10:53,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331221799] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:10:53,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989924541] [2021-11-17 13:10:53,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:10:53,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:10:53,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:10:53,133 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:10:53,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-11-17 13:10:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:54,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 6702 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-17 13:10:54,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:10:55,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2875 backedges. 827 proven. 0 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2021-11-17 13:10:55,080 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:10:55,081 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989924541] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:10:55,081 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:10:55,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 14 [2021-11-17 13:10:55,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759017022] [2021-11-17 13:10:55,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:10:55,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:10:55,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:10:55,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:10:55,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:10:55,082 INFO L87 Difference]: Start difference. First operand 8069 states and 9891 transitions. Second operand has 8 states, 8 states have (on average 30.75) internal successors, (246), 7 states have internal predecessors, (246), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:10:55,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:10:55,779 INFO L93 Difference]: Finished difference Result 15784 states and 19372 transitions. [2021-11-17 13:10:55,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:10:55,779 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 30.75) internal successors, (246), 7 states have internal predecessors, (246), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) Word has length 824 [2021-11-17 13:10:55,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:10:55,800 INFO L225 Difference]: With dead ends: 15784 [2021-11-17 13:10:55,800 INFO L226 Difference]: Without dead ends: 8099 [2021-11-17 13:10:55,815 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1084 GetRequests, 1069 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:10:55,815 INFO L933 BasicCegarLoop]: 1323 mSDtfsCounter, 6 mSDsluCounter, 7914 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9237 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:10:55,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 9237 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 13:10:55,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8099 states. [2021-11-17 13:10:56,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8099 to 8067. [2021-11-17 13:10:56,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8067 states, 5488 states have (on average 1.125) internal successors, (6174), 5544 states have internal predecessors, (6174), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 809 states have return successors, (1947), 1795 states have call predecessors, (1947), 1763 states have call successors, (1947) [2021-11-17 13:10:56,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8067 states to 8067 states and 9886 transitions. [2021-11-17 13:10:56,428 INFO L78 Accepts]: Start accepts. Automaton has 8067 states and 9886 transitions. Word has length 824 [2021-11-17 13:10:56,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:10:56,428 INFO L470 AbstractCegarLoop]: Abstraction has 8067 states and 9886 transitions. [2021-11-17 13:10:56,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.75) internal successors, (246), 7 states have internal predecessors, (246), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:10:56,428 INFO L276 IsEmpty]: Start isEmpty. Operand 8067 states and 9886 transitions. [2021-11-17 13:10:56,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 914 [2021-11-17 13:10:56,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:10:56,435 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 30, 17, 17, 16, 16, 11, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:10:56,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-11-17 13:10:56,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-11-17 13:10:56,636 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:10:56,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:10:56,637 INFO L85 PathProgramCache]: Analyzing trace with hash 741685087, now seen corresponding path program 1 times [2021-11-17 13:10:56,637 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:10:56,637 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519721650] [2021-11-17 13:10:56,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:10:56,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:10:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:10:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:10:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:10:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:10:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:10:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:56,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:10:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:10:56,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:56,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:56,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:10:56,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:56,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:56,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:10:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:10:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:10:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:10:57,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:10:57,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:10:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:10:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:10:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:10:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:10:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:10:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:10:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:10:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:10:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:10:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:10:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:10:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:10:57,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:10:57,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:10:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:10:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:10:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:10:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:10:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:10:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:10:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:10:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:10:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:10:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:10:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:10:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:10:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:10:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:10:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:10:57,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:10:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:10:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:10:57,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:10:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:10:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:10:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:10:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:10:57,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:10:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:10:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2021-11-17 13:10:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2021-11-17 13:10:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2021-11-17 13:10:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2021-11-17 13:10:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2021-11-17 13:10:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 812 [2021-11-17 13:10:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 817 [2021-11-17 13:10:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 822 [2021-11-17 13:10:57,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 835 [2021-11-17 13:10:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 843 [2021-11-17 13:10:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:10:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:10:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:10:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2021-11-17 13:10:57,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 881 [2021-11-17 13:10:57,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2021-11-17 13:10:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:10:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-11-17 13:10:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3850 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 3836 trivial. 0 not checked. [2021-11-17 13:10:57,506 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:10:57,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519721650] [2021-11-17 13:10:57,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519721650] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:10:57,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232817139] [2021-11-17 13:10:57,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:10:57,506 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:10:57,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:10:57,507 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:10:57,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-17 13:10:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:10:58,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 7090 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-17 13:10:58,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:10:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3850 backedges. 1380 proven. 0 refuted. 0 times theorem prover too weak. 2470 trivial. 0 not checked. [2021-11-17 13:10:59,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:10:59,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232817139] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:10:59,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:10:59,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 14 [2021-11-17 13:10:59,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279620032] [2021-11-17 13:10:59,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:10:59,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:10:59,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:10:59,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:10:59,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:10:59,575 INFO L87 Difference]: Start difference. First operand 8067 states and 9886 transitions. Second operand has 8 states, 8 states have (on average 30.875) internal successors, (247), 7 states have internal predecessors, (247), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) [2021-11-17 13:11:00,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:00,238 INFO L93 Difference]: Finished difference Result 15810 states and 19402 transitions. [2021-11-17 13:11:00,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:11:00,238 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 30.875) internal successors, (247), 7 states have internal predecessors, (247), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) Word has length 913 [2021-11-17 13:11:00,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:00,256 INFO L225 Difference]: With dead ends: 15810 [2021-11-17 13:11:00,257 INFO L226 Difference]: Without dead ends: 8127 [2021-11-17 13:11:00,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1203 GetRequests, 1187 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:11:00,270 INFO L933 BasicCegarLoop]: 1316 mSDtfsCounter, 6 mSDsluCounter, 7888 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9204 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:00,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 9204 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 13:11:00,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8127 states. [2021-11-17 13:11:00,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8127 to 8067. [2021-11-17 13:11:00,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8067 states, 5488 states have (on average 1.125) internal successors, (6174), 5544 states have internal predecessors, (6174), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 809 states have return successors, (1946), 1795 states have call predecessors, (1946), 1763 states have call successors, (1946) [2021-11-17 13:11:00,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8067 states to 8067 states and 9885 transitions. [2021-11-17 13:11:00,832 INFO L78 Accepts]: Start accepts. Automaton has 8067 states and 9885 transitions. Word has length 913 [2021-11-17 13:11:00,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:00,832 INFO L470 AbstractCegarLoop]: Abstraction has 8067 states and 9885 transitions. [2021-11-17 13:11:00,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.875) internal successors, (247), 7 states have internal predecessors, (247), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) [2021-11-17 13:11:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 8067 states and 9885 transitions. [2021-11-17 13:11:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 882 [2021-11-17 13:11:00,838 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:00,839 INFO L514 BasicCegarLoop]: trace histogram [26, 26, 26, 17, 17, 14, 14, 11, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:00,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-17 13:11:01,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:01,039 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:01,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:01,040 INFO L85 PathProgramCache]: Analyzing trace with hash 137806721, now seen corresponding path program 1 times [2021-11-17 13:11:01,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:01,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917533084] [2021-11-17 13:11:01,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:01,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:01,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:01,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:01,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:01,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:01,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:01,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:01,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:01,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:01,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 730 [2021-11-17 13:11:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 737 [2021-11-17 13:11:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 742 [2021-11-17 13:11:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:01,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 772 [2021-11-17 13:11:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2021-11-17 13:11:01,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 796 [2021-11-17 13:11:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 801 [2021-11-17 13:11:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-11-17 13:11:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 819 [2021-11-17 13:11:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 827 [2021-11-17 13:11:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 844 [2021-11-17 13:11:01,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 849 [2021-11-17 13:11:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-11-17 13:11:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 867 [2021-11-17 13:11:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:01,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3278 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 3266 trivial. 0 not checked. [2021-11-17 13:11:01,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:01,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917533084] [2021-11-17 13:11:01,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917533084] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:11:01,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2095663712] [2021-11-17 13:11:01,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:01,788 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:01,788 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:11:01,789 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:11:01,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-11-17 13:11:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:02,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 6994 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-17 13:11:02,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:11:03,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3278 backedges. 815 proven. 0 refuted. 0 times theorem prover too weak. 2463 trivial. 0 not checked. [2021-11-17 13:11:03,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:11:03,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2095663712] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:03,759 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:11:03,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 12 [2021-11-17 13:11:03,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089577787] [2021-11-17 13:11:03,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:03,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:11:03,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:03,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:11:03,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:11:03,760 INFO L87 Difference]: Start difference. First operand 8067 states and 9885 transitions. Second operand has 6 states, 6 states have (on average 41.0) internal successors, (246), 5 states have internal predecessors, (246), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (76), 3 states have call predecessors, (76), 2 states have call successors, (76) [2021-11-17 13:11:04,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:04,343 INFO L93 Difference]: Finished difference Result 15772 states and 19350 transitions. [2021-11-17 13:11:04,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 13:11:04,345 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 41.0) internal successors, (246), 5 states have internal predecessors, (246), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (76), 3 states have call predecessors, (76), 2 states have call successors, (76) Word has length 881 [2021-11-17 13:11:04,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:04,366 INFO L225 Difference]: With dead ends: 15772 [2021-11-17 13:11:04,366 INFO L226 Difference]: Without dead ends: 8099 [2021-11-17 13:11:04,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1155 GetRequests, 1144 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-11-17 13:11:04,385 INFO L933 BasicCegarLoop]: 1316 mSDtfsCounter, 1 mSDsluCounter, 5256 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6572 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:04,385 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 6572 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-17 13:11:04,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8099 states. [2021-11-17 13:11:04,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8099 to 8069. [2021-11-17 13:11:04,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8069 states, 5489 states have (on average 1.124977227181636) internal successors, (6175), 5546 states have internal predecessors, (6175), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 810 states have return successors, (1948), 1795 states have call predecessors, (1948), 1763 states have call successors, (1948) [2021-11-17 13:11:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8069 states to 8069 states and 9888 transitions. [2021-11-17 13:11:04,961 INFO L78 Accepts]: Start accepts. Automaton has 8069 states and 9888 transitions. Word has length 881 [2021-11-17 13:11:04,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:04,962 INFO L470 AbstractCegarLoop]: Abstraction has 8069 states and 9888 transitions. [2021-11-17 13:11:04,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.0) internal successors, (246), 5 states have internal predecessors, (246), 2 states have call successors, (77), 2 states have call predecessors, (77), 3 states have return successors, (76), 3 states have call predecessors, (76), 2 states have call successors, (76) [2021-11-17 13:11:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 8069 states and 9888 transitions. [2021-11-17 13:11:04,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 931 [2021-11-17 13:11:04,968 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:04,968 INFO L514 BasicCegarLoop]: trace histogram [28, 28, 28, 16, 16, 15, 15, 11, 11, 11, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:04,997 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-11-17 13:11:05,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:05,180 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:05,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:05,181 INFO L85 PathProgramCache]: Analyzing trace with hash -993498366, now seen corresponding path program 2 times [2021-11-17 13:11:05,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:05,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051799823] [2021-11-17 13:11:05,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:05,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:05,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:05,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:05,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:05,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:05,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:05,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:05,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:05,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:05,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 779 [2021-11-17 13:11:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 786 [2021-11-17 13:11:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:05,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-11-17 13:11:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-11-17 13:11:06,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 828 [2021-11-17 13:11:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 845 [2021-11-17 13:11:06,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 850 [2021-11-17 13:11:06,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 855 [2021-11-17 13:11:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 868 [2021-11-17 13:11:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2021-11-17 13:11:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2021-11-17 13:11:06,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-11-17 13:11:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 903 [2021-11-17 13:11:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 916 [2021-11-17 13:11:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:06,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3740 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 3728 trivial. 0 not checked. [2021-11-17 13:11:06,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:06,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051799823] [2021-11-17 13:11:06,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051799823] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:11:06,082 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833307510] [2021-11-17 13:11:06,082 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-17 13:11:06,082 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:06,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:11:06,084 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:11:06,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-11-17 13:11:07,352 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-17 13:11:07,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-17 13:11:07,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 7132 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-17 13:11:07,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:11:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3740 backedges. 871 proven. 0 refuted. 0 times theorem prover too weak. 2869 trivial. 0 not checked. [2021-11-17 13:11:08,464 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:11:08,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833307510] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:08,464 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:11:08,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 12 [2021-11-17 13:11:08,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75219329] [2021-11-17 13:11:08,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:08,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 13:11:08,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:08,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 13:11:08,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:11:08,465 INFO L87 Difference]: Start difference. First operand 8069 states and 9888 transitions. Second operand has 6 states, 6 states have (on average 40.5) internal successors, (243), 5 states have internal predecessors, (243), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:11:09,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:09,051 INFO L93 Difference]: Finished difference Result 15776 states and 19356 transitions. [2021-11-17 13:11:09,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 13:11:09,052 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.5) internal successors, (243), 5 states have internal predecessors, (243), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) Word has length 930 [2021-11-17 13:11:09,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:09,073 INFO L225 Difference]: With dead ends: 15776 [2021-11-17 13:11:09,073 INFO L226 Difference]: Without dead ends: 8101 [2021-11-17 13:11:09,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1222 GetRequests, 1211 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-11-17 13:11:09,087 INFO L933 BasicCegarLoop]: 1316 mSDtfsCounter, 1 mSDsluCounter, 5256 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6572 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:09,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 6572 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-17 13:11:09,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8101 states. [2021-11-17 13:11:09,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8101 to 8069. [2021-11-17 13:11:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8069 states, 5489 states have (on average 1.124977227181636) internal successors, (6175), 5546 states have internal predecessors, (6175), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 810 states have return successors, (1948), 1795 states have call predecessors, (1948), 1763 states have call successors, (1948) [2021-11-17 13:11:09,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8069 states to 8069 states and 9888 transitions. [2021-11-17 13:11:09,672 INFO L78 Accepts]: Start accepts. Automaton has 8069 states and 9888 transitions. Word has length 930 [2021-11-17 13:11:09,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:09,672 INFO L470 AbstractCegarLoop]: Abstraction has 8069 states and 9888 transitions. [2021-11-17 13:11:09,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.5) internal successors, (243), 5 states have internal predecessors, (243), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:11:09,672 INFO L276 IsEmpty]: Start isEmpty. Operand 8069 states and 9888 transitions. [2021-11-17 13:11:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2021-11-17 13:11:09,679 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:09,680 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 33, 18, 18, 16, 16, 12, 12, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:09,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-11-17 13:11:09,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:09,882 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:09,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:09,883 INFO L85 PathProgramCache]: Analyzing trace with hash 2021372340, now seen corresponding path program 2 times [2021-11-17 13:11:09,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:09,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019238029] [2021-11-17 13:11:09,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:09,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:10,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:10,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:10,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:10,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:10,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:10,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:10,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:10,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:10,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:10,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:10,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:10,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:10,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:10,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:10,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:11:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:11:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:11:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 829 [2021-11-17 13:11:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-11-17 13:11:10,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 841 [2021-11-17 13:11:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 871 [2021-11-17 13:11:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 878 [2021-11-17 13:11:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 911 [2021-11-17 13:11:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 916 [2021-11-17 13:11:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 921 [2021-11-17 13:11:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 934 [2021-11-17 13:11:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 942 [2021-11-17 13:11:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:10,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2021-11-17 13:11:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 980 [2021-11-17 13:11:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 985 [2021-11-17 13:11:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 998 [2021-11-17 13:11:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:10,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4812 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 4796 trivial. 0 not checked. [2021-11-17 13:11:10,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:10,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019238029] [2021-11-17 13:11:10,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019238029] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:11:10,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976816549] [2021-11-17 13:11:10,881 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-17 13:11:10,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:10,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:11:10,881 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:11:10,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-11-17 13:11:12,137 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-17 13:11:12,138 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-17 13:11:12,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 7459 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-17 13:11:12,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:11:13,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4812 backedges. 1517 proven. 0 refuted. 0 times theorem prover too weak. 3295 trivial. 0 not checked. [2021-11-17 13:11:13,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:11:13,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976816549] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:13,335 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:11:13,335 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 14 [2021-11-17 13:11:13,335 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784975669] [2021-11-17 13:11:13,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:13,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:11:13,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:13,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:11:13,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:11:13,336 INFO L87 Difference]: Start difference. First operand 8069 states and 9888 transitions. Second operand has 8 states, 8 states have (on average 31.0) internal successors, (248), 7 states have internal predecessors, (248), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) [2021-11-17 13:11:14,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:14,004 INFO L93 Difference]: Finished difference Result 15774 states and 19352 transitions. [2021-11-17 13:11:14,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:11:14,006 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 31.0) internal successors, (248), 7 states have internal predecessors, (248), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) Word has length 1012 [2021-11-17 13:11:14,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:14,027 INFO L225 Difference]: With dead ends: 15774 [2021-11-17 13:11:14,028 INFO L226 Difference]: Without dead ends: 8099 [2021-11-17 13:11:14,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1336 GetRequests, 1321 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:11:14,041 INFO L933 BasicCegarLoop]: 1319 mSDtfsCounter, 6 mSDsluCounter, 7895 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9214 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:14,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 9214 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 13:11:14,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8099 states. [2021-11-17 13:11:14,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8099 to 8067. [2021-11-17 13:11:14,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8067 states, 5488 states have (on average 1.125) internal successors, (6174), 5544 states have internal predecessors, (6174), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 809 states have return successors, (1945), 1795 states have call predecessors, (1945), 1763 states have call successors, (1945) [2021-11-17 13:11:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8067 states to 8067 states and 9884 transitions. [2021-11-17 13:11:14,634 INFO L78 Accepts]: Start accepts. Automaton has 8067 states and 9884 transitions. Word has length 1012 [2021-11-17 13:11:14,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:14,635 INFO L470 AbstractCegarLoop]: Abstraction has 8067 states and 9884 transitions. [2021-11-17 13:11:14,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 31.0) internal successors, (248), 7 states have internal predecessors, (248), 2 states have call successors, (79), 2 states have call predecessors, (79), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) [2021-11-17 13:11:14,635 INFO L276 IsEmpty]: Start isEmpty. Operand 8067 states and 9884 transitions. [2021-11-17 13:11:14,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1038 [2021-11-17 13:11:14,642 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:14,642 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 17, 17, 16, 16, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:14,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-11-17 13:11:14,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-11-17 13:11:14,843 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:14,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:14,844 INFO L85 PathProgramCache]: Analyzing trace with hash -428983451, now seen corresponding path program 2 times [2021-11-17 13:11:14,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:14,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022862512] [2021-11-17 13:11:14,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:14,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:15,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:15,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:15,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:15,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:15,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:15,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:15,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:15,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:15,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:15,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:15,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:15,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:15,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:15,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2021-11-17 13:11:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2021-11-17 13:11:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-11-17 13:11:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 928 [2021-11-17 13:11:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 935 [2021-11-17 13:11:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 952 [2021-11-17 13:11:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 957 [2021-11-17 13:11:15,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2021-11-17 13:11:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2021-11-17 13:11:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 983 [2021-11-17 13:11:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1000 [2021-11-17 13:11:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1005 [2021-11-17 13:11:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1010 [2021-11-17 13:11:15,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1023 [2021-11-17 13:11:15,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4710 backedges. 17 proven. 2 refuted. 0 times theorem prover too weak. 4691 trivial. 0 not checked. [2021-11-17 13:11:15,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:15,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022862512] [2021-11-17 13:11:15,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022862512] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:11:15,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121444114] [2021-11-17 13:11:15,810 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-17 13:11:15,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:15,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:11:15,812 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:11:15,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-11-17 13:11:19,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-17 13:11:19,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-17 13:11:19,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 7655 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-17 13:11:19,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 13:11:20,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4710 backedges. 1008 proven. 0 refuted. 0 times theorem prover too weak. 3702 trivial. 0 not checked. [2021-11-17 13:11:20,361 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 13:11:20,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121444114] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:20,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 13:11:20,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 14 [2021-11-17 13:11:20,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98482741] [2021-11-17 13:11:20,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:20,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 13:11:20,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:20,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 13:11:20,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:11:20,363 INFO L87 Difference]: Start difference. First operand 8067 states and 9884 transitions. Second operand has 8 states, 8 states have (on average 30.625) internal successors, (245), 7 states have internal predecessors, (245), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:11:20,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:20,964 INFO L93 Difference]: Finished difference Result 15800 states and 19383 transitions. [2021-11-17 13:11:20,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 13:11:20,966 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 30.625) internal successors, (245), 7 states have internal predecessors, (245), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) Word has length 1037 [2021-11-17 13:11:20,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:21,036 INFO L225 Difference]: With dead ends: 15800 [2021-11-17 13:11:21,036 INFO L226 Difference]: Without dead ends: 8127 [2021-11-17 13:11:21,046 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1367 GetRequests, 1351 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=228, Unknown=0, NotChecked=0, Total=272 [2021-11-17 13:11:21,046 INFO L933 BasicCegarLoop]: 1315 mSDtfsCounter, 6 mSDsluCounter, 7882 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9197 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:21,046 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 9197 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 13:11:21,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8127 states. [2021-11-17 13:11:21,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8127 to 8067. [2021-11-17 13:11:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8067 states, 5488 states have (on average 1.125) internal successors, (6174), 5544 states have internal predecessors, (6174), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 809 states have return successors, (1944), 1795 states have call predecessors, (1944), 1763 states have call successors, (1944) [2021-11-17 13:11:21,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8067 states to 8067 states and 9883 transitions. [2021-11-17 13:11:21,696 INFO L78 Accepts]: Start accepts. Automaton has 8067 states and 9883 transitions. Word has length 1037 [2021-11-17 13:11:21,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:21,697 INFO L470 AbstractCegarLoop]: Abstraction has 8067 states and 9883 transitions. [2021-11-17 13:11:21,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.625) internal successors, (245), 7 states have internal predecessors, (245), 2 states have call successors, (76), 2 states have call predecessors, (76), 3 states have return successors, (75), 3 states have call predecessors, (75), 2 states have call successors, (75) [2021-11-17 13:11:21,697 INFO L276 IsEmpty]: Start isEmpty. Operand 8067 states and 9883 transitions. [2021-11-17 13:11:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1038 [2021-11-17 13:11:21,704 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:21,704 INFO L514 BasicCegarLoop]: trace histogram [31, 31, 31, 17, 17, 16, 16, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:21,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-11-17 13:11:21,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:11:21,907 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:21,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:21,908 INFO L85 PathProgramCache]: Analyzing trace with hash 238398439, now seen corresponding path program 2 times [2021-11-17 13:11:21,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:21,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971916929] [2021-11-17 13:11:21,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:21,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:22,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:22,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:22,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:22,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:22,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:22,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:22,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:22,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:22,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2021-11-17 13:11:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2021-11-17 13:11:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-11-17 13:11:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 928 [2021-11-17 13:11:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 935 [2021-11-17 13:11:22,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 952 [2021-11-17 13:11:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 957 [2021-11-17 13:11:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 962 [2021-11-17 13:11:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 975 [2021-11-17 13:11:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 983 [2021-11-17 13:11:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1000 [2021-11-17 13:11:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1005 [2021-11-17 13:11:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1010 [2021-11-17 13:11:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1023 [2021-11-17 13:11:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4710 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4695 trivial. 0 not checked. [2021-11-17 13:11:22,854 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:22,854 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971916929] [2021-11-17 13:11:22,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971916929] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:22,854 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:11:22,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-17 13:11:22,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246251611] [2021-11-17 13:11:22,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:22,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-17 13:11:22,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:22,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-17 13:11:22,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:11:22,855 INFO L87 Difference]: Start difference. First operand 8067 states and 9883 transitions. Second operand has 12 states, 12 states have (on average 16.75) internal successors, (201), 5 states have internal predecessors, (201), 2 states have call successors, (71), 8 states have call predecessors, (71), 2 states have return successors, (70), 3 states have call predecessors, (70), 2 states have call successors, (70) [2021-11-17 13:11:26,179 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:11:31,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:31,233 INFO L93 Difference]: Finished difference Result 16018 states and 19678 transitions. [2021-11-17 13:11:31,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-17 13:11:31,233 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.75) internal successors, (201), 5 states have internal predecessors, (201), 2 states have call successors, (71), 8 states have call predecessors, (71), 2 states have return successors, (70), 3 states have call predecessors, (70), 2 states have call successors, (70) Word has length 1037 [2021-11-17 13:11:31,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:31,256 INFO L225 Difference]: With dead ends: 16018 [2021-11-17 13:11:31,256 INFO L226 Difference]: Without dead ends: 8355 [2021-11-17 13:11:31,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=328, Unknown=0, NotChecked=0, Total=420 [2021-11-17 13:11:31,272 INFO L933 BasicCegarLoop]: 1208 mSDtfsCounter, 1893 mSDsluCounter, 4545 mSDsCounter, 0 mSdLazyCounter, 3478 mSolverCounterSat, 1767 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1893 SdHoareTripleChecker+Valid, 5753 SdHoareTripleChecker+Invalid, 5246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1767 IncrementalHoareTripleChecker+Valid, 3478 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:31,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1893 Valid, 5753 Invalid, 5246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1767 Valid, 3478 Invalid, 1 Unknown, 0 Unchecked, 7.6s Time] [2021-11-17 13:11:31,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8355 states. [2021-11-17 13:11:31,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8355 to 8069. [2021-11-17 13:11:31,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8069 states, 5489 states have (on average 1.124977227181636) internal successors, (6175), 5546 states have internal predecessors, (6175), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 810 states have return successors, (1945), 1795 states have call predecessors, (1945), 1763 states have call successors, (1945) [2021-11-17 13:11:31,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8069 states to 8069 states and 9885 transitions. [2021-11-17 13:11:31,869 INFO L78 Accepts]: Start accepts. Automaton has 8069 states and 9885 transitions. Word has length 1037 [2021-11-17 13:11:31,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:31,869 INFO L470 AbstractCegarLoop]: Abstraction has 8069 states and 9885 transitions. [2021-11-17 13:11:31,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.75) internal successors, (201), 5 states have internal predecessors, (201), 2 states have call successors, (71), 8 states have call predecessors, (71), 2 states have return successors, (70), 3 states have call predecessors, (70), 2 states have call successors, (70) [2021-11-17 13:11:31,870 INFO L276 IsEmpty]: Start isEmpty. Operand 8069 states and 9885 transitions. [2021-11-17 13:11:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-17 13:11:31,878 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:31,878 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 37, 20, 20, 15, 15, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:31,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2021-11-17 13:11:31,879 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:31,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:31,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1214073924, now seen corresponding path program 1 times [2021-11-17 13:11:31,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:31,879 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119087802] [2021-11-17 13:11:31,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:31,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:32,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:32,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:32,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:32,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:32,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:32,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:32,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:32,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:32,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:32,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:32,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:32,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:32,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:32,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:32,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:32,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:32,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:32,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:32,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:32,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2021-11-17 13:11:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2021-11-17 13:11:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-11-17 13:11:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 977 [2021-11-17 13:11:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 984 [2021-11-17 13:11:32,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1017 [2021-11-17 13:11:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1022 [2021-11-17 13:11:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1027 [2021-11-17 13:11:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1040 [2021-11-17 13:11:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1048 [2021-11-17 13:11:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:32,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1081 [2021-11-17 13:11:32,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1086 [2021-11-17 13:11:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1091 [2021-11-17 13:11:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1104 [2021-11-17 13:11:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 6062 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6047 trivial. 0 not checked. [2021-11-17 13:11:32,864 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:32,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119087802] [2021-11-17 13:11:32,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119087802] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:32,865 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:11:32,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-17 13:11:32,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116066618] [2021-11-17 13:11:32,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:32,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-17 13:11:32,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:32,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-17 13:11:32,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-17 13:11:32,866 INFO L87 Difference]: Start difference. First operand 8069 states and 9885 transitions. Second operand has 12 states, 12 states have (on average 16.5) internal successors, (198), 5 states have internal predecessors, (198), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2021-11-17 13:11:34,256 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:11:39,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:39,878 INFO L93 Difference]: Finished difference Result 16022 states and 19682 transitions. [2021-11-17 13:11:39,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-17 13:11:39,878 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 16.5) internal successors, (198), 5 states have internal predecessors, (198), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) Word has length 1118 [2021-11-17 13:11:39,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:39,898 INFO L225 Difference]: With dead ends: 16022 [2021-11-17 13:11:39,898 INFO L226 Difference]: Without dead ends: 8357 [2021-11-17 13:11:39,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=328, Unknown=0, NotChecked=0, Total=420 [2021-11-17 13:11:39,911 INFO L933 BasicCegarLoop]: 1205 mSDtfsCounter, 1894 mSDsluCounter, 4535 mSDsCounter, 0 mSdLazyCounter, 3468 mSolverCounterSat, 1768 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1894 SdHoareTripleChecker+Valid, 5740 SdHoareTripleChecker+Invalid, 5236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1768 IncrementalHoareTripleChecker+Valid, 3468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:39,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1894 Valid, 5740 Invalid, 5236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1768 Valid, 3468 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2021-11-17 13:11:39,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8357 states. [2021-11-17 13:11:40,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8357 to 8069. [2021-11-17 13:11:40,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8069 states, 5489 states have (on average 1.124977227181636) internal successors, (6175), 5546 states have internal predecessors, (6175), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 810 states have return successors, (1945), 1795 states have call predecessors, (1945), 1763 states have call successors, (1945) [2021-11-17 13:11:40,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8069 states to 8069 states and 9885 transitions. [2021-11-17 13:11:40,501 INFO L78 Accepts]: Start accepts. Automaton has 8069 states and 9885 transitions. Word has length 1118 [2021-11-17 13:11:40,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:40,502 INFO L470 AbstractCegarLoop]: Abstraction has 8069 states and 9885 transitions. [2021-11-17 13:11:40,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 16.5) internal successors, (198), 5 states have internal predecessors, (198), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2021-11-17 13:11:40,502 INFO L276 IsEmpty]: Start isEmpty. Operand 8069 states and 9885 transitions. [2021-11-17 13:11:40,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1169 [2021-11-17 13:11:40,510 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:40,511 INFO L514 BasicCegarLoop]: trace histogram [38, 38, 38, 21, 21, 15, 15, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:40,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2021-11-17 13:11:40,511 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:40,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:40,511 INFO L85 PathProgramCache]: Analyzing trace with hash 636520470, now seen corresponding path program 1 times [2021-11-17 13:11:40,512 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:40,512 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697393970] [2021-11-17 13:11:40,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:40,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:40,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:40,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:40,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:40,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:40,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:40,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:40,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:40,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:41,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:41,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:41,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:41,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:41,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:41,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2021-11-17 13:11:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2021-11-17 13:11:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-11-17 13:11:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 13:11:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 13:11:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 13:11:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1027 [2021-11-17 13:11:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-11-17 13:11:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1067 [2021-11-17 13:11:41,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1072 [2021-11-17 13:11:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1077 [2021-11-17 13:11:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1090 [2021-11-17 13:11:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1098 [2021-11-17 13:11:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:41,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1131 [2021-11-17 13:11:41,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1136 [2021-11-17 13:11:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1141 [2021-11-17 13:11:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-11-17 13:11:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 6627 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6606 trivial. 0 not checked. [2021-11-17 13:11:41,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:41,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697393970] [2021-11-17 13:11:41,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697393970] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:41,469 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:11:41,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-17 13:11:41,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708137465] [2021-11-17 13:11:41,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:41,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-17 13:11:41,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:41,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-17 13:11:41,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:11:41,471 INFO L87 Difference]: Start difference. First operand 8069 states and 9885 transitions. Second operand has 14 states, 14 states have (on average 14.285714285714286) internal successors, (200), 7 states have internal predecessors, (200), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2021-11-17 13:11:43,599 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:11:45,672 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:11:47,727 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:11:53,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:11:53,911 INFO L93 Difference]: Finished difference Result 16020 states and 19679 transitions. [2021-11-17 13:11:53,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-17 13:11:53,912 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 14.285714285714286) internal successors, (200), 7 states have internal predecessors, (200), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) Word has length 1168 [2021-11-17 13:11:53,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:11:53,935 INFO L225 Difference]: With dead ends: 16020 [2021-11-17 13:11:53,935 INFO L226 Difference]: Without dead ends: 8355 [2021-11-17 13:11:53,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2021-11-17 13:11:53,948 INFO L933 BasicCegarLoop]: 1204 mSDtfsCounter, 1619 mSDsluCounter, 6085 mSDsCounter, 0 mSdLazyCounter, 4628 mSolverCounterSat, 1463 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1619 SdHoareTripleChecker+Valid, 7289 SdHoareTripleChecker+Invalid, 6094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1463 IncrementalHoareTripleChecker+Valid, 4628 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-11-17 13:11:53,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1619 Valid, 7289 Invalid, 6094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1463 Valid, 4628 Invalid, 3 Unknown, 0 Unchecked, 11.6s Time] [2021-11-17 13:11:53,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8355 states. [2021-11-17 13:11:54,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8355 to 8067. [2021-11-17 13:11:54,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8067 states, 5488 states have (on average 1.125) internal successors, (6174), 5544 states have internal predecessors, (6174), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 809 states have return successors, (1943), 1795 states have call predecessors, (1943), 1763 states have call successors, (1943) [2021-11-17 13:11:54,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8067 states to 8067 states and 9882 transitions. [2021-11-17 13:11:54,494 INFO L78 Accepts]: Start accepts. Automaton has 8067 states and 9882 transitions. Word has length 1168 [2021-11-17 13:11:54,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:11:54,494 INFO L470 AbstractCegarLoop]: Abstraction has 8067 states and 9882 transitions. [2021-11-17 13:11:54,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.285714285714286) internal successors, (200), 7 states have internal predecessors, (200), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2021-11-17 13:11:54,495 INFO L276 IsEmpty]: Start isEmpty. Operand 8067 states and 9882 transitions. [2021-11-17 13:11:54,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1194 [2021-11-17 13:11:54,504 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:11:54,504 INFO L514 BasicCegarLoop]: trace histogram [36, 36, 36, 20, 20, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 11, 11, 11, 11, 11, 11, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:11:54,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2021-11-17 13:11:54,504 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:11:54,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:11:54,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1646840267, now seen corresponding path program 1 times [2021-11-17 13:11:54,505 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:11:54,505 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625313313] [2021-11-17 13:11:54,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:11:54,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:11:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:11:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:11:54,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:11:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:11:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:11:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:11:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:54,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:11:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:54,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:54,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:11:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:11:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:11:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:11:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:11:54,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:11:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:11:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:11:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:54,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:11:54,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:11:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:54,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:11:54,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:11:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:11:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:11:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:11:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:11:55,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:11:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:11:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:55,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:55,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:55,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:55,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:11:55,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:11:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:11:55,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:55,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:11:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:11:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:11:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:55,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2021-11-17 13:11:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2021-11-17 13:11:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-11-17 13:11:55,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:11:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:11:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:11:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:11:55,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:11:55,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:11:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:11:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:11:55,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:11:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:11:55,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:11:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:11:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:11:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:11:55,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1084 [2021-11-17 13:11:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1091 [2021-11-17 13:11:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1108 [2021-11-17 13:11:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1113 [2021-11-17 13:11:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1118 [2021-11-17 13:11:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1131 [2021-11-17 13:11:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-11-17 13:11:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1156 [2021-11-17 13:11:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1161 [2021-11-17 13:11:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1166 [2021-11-17 13:11:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:11:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1179 [2021-11-17 13:11:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:11:55,568 INFO L134 CoverageAnalysis]: Checked inductivity of 6544 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6520 trivial. 0 not checked. [2021-11-17 13:11:55,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:11:55,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625313313] [2021-11-17 13:11:55,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625313313] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 13:11:55,568 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 13:11:55,568 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-17 13:11:55,568 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645603627] [2021-11-17 13:11:55,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 13:11:55,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-17 13:11:55,569 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 13:11:55,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-17 13:11:55,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-17 13:11:55,569 INFO L87 Difference]: Start difference. First operand 8067 states and 9882 transitions. Second operand has 14 states, 14 states have (on average 14.285714285714286) internal successors, (200), 7 states have internal predecessors, (200), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2021-11-17 13:11:57,605 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:11:59,004 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:12:00,290 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 13:12:07,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 13:12:07,575 INFO L93 Difference]: Finished difference Result 16046 states and 19711 transitions. [2021-11-17 13:12:07,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-17 13:12:07,576 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 14.285714285714286) internal successors, (200), 7 states have internal predecessors, (200), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) Word has length 1193 [2021-11-17 13:12:07,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 13:12:07,594 INFO L225 Difference]: With dead ends: 16046 [2021-11-17 13:12:07,594 INFO L226 Difference]: Without dead ends: 8383 [2021-11-17 13:12:07,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=157, Invalid=655, Unknown=0, NotChecked=0, Total=812 [2021-11-17 13:12:07,605 INFO L933 BasicCegarLoop]: 1203 mSDtfsCounter, 1594 mSDsluCounter, 6439 mSDsCounter, 0 mSdLazyCounter, 5064 mSolverCounterSat, 1455 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 7642 SdHoareTripleChecker+Invalid, 6520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1455 IncrementalHoareTripleChecker+Valid, 5064 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2021-11-17 13:12:07,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 7642 Invalid, 6520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1455 Valid, 5064 Invalid, 1 Unknown, 0 Unchecked, 11.1s Time] [2021-11-17 13:12:07,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8383 states. [2021-11-17 13:12:08,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8383 to 8067. [2021-11-17 13:12:08,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8067 states, 5488 states have (on average 1.125) internal successors, (6174), 5544 states have internal predecessors, (6174), 1765 states have call successors, (1765), 765 states have call predecessors, (1765), 809 states have return successors, (1942), 1795 states have call predecessors, (1942), 1763 states have call successors, (1942) [2021-11-17 13:12:08,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8067 states to 8067 states and 9881 transitions. [2021-11-17 13:12:08,132 INFO L78 Accepts]: Start accepts. Automaton has 8067 states and 9881 transitions. Word has length 1193 [2021-11-17 13:12:08,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 13:12:08,133 INFO L470 AbstractCegarLoop]: Abstraction has 8067 states and 9881 transitions. [2021-11-17 13:12:08,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 14.285714285714286) internal successors, (200), 7 states have internal predecessors, (200), 2 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (69), 3 states have call predecessors, (69), 2 states have call successors, (69) [2021-11-17 13:12:08,133 INFO L276 IsEmpty]: Start isEmpty. Operand 8067 states and 9881 transitions. [2021-11-17 13:12:08,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1226 [2021-11-17 13:12:08,142 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 13:12:08,143 INFO L514 BasicCegarLoop]: trace histogram [40, 40, 40, 22, 22, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 13:12:08,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2021-11-17 13:12:08,143 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2021-11-17 13:12:08,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 13:12:08,143 INFO L85 PathProgramCache]: Analyzing trace with hash -669481299, now seen corresponding path program 1 times [2021-11-17 13:12:08,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 13:12:08,144 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327309293] [2021-11-17 13:12:08,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:12:08,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 13:12:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 13:12:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 13:12:10,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 13:12:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-17 13:12:10,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:12:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-17 13:12:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:12:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 13:12:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:12:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 13:12:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:12:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:12:10,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:10,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:12:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 13:12:10,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-11-17 13:12:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-11-17 13:12:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-11-17 13:12:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 13:12:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 13:12:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 13:12:10,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-11-17 13:12:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 13:12:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 13:12:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 13:12:10,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 13:12:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 13:12:10,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-11-17 13:12:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-17 13:12:10,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-11-17 13:12:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 13:12:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-17 13:12:10,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:10,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:12:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:12:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:12:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:12:10,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:12:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:12:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:12:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:12:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:12:10,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:12:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-17 13:12:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2021-11-17 13:12:10,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 13:12:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:10,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:12:10,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:12:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:12:10,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:12:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:12:10,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:12:10,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:12:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:12:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:12:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:12:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 688 [2021-11-17 13:12:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 13:12:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-17 13:12:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:12:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:10,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:12:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:10,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:12:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:12:11,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:12:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:12:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:12:11,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:12:11,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:12:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:12:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 886 [2021-11-17 13:12:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 893 [2021-11-17 13:12:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 898 [2021-11-17 13:12:11,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 13:12:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-17 13:12:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 13:12:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:11,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:11,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 13:12:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 13:12:11,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 13:12:11,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 13:12:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 13:12:11,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-11-17 13:12:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 13:12:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 13:12:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1084 [2021-11-17 13:12:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1091 [2021-11-17 13:12:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-11-17 13:12:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1129 [2021-11-17 13:12:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1134 [2021-11-17 13:12:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1147 [2021-11-17 13:12:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1155 [2021-11-17 13:12:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 13:12:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 13:12:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 13:12:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1188 [2021-11-17 13:12:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1193 [2021-11-17 13:12:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1198 [2021-11-17 13:12:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 13:12:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1211 [2021-11-17 13:12:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 13:12:11,360 INFO L134 CoverageAnalysis]: Checked inductivity of 7352 backedges. 86 proven. 11 refuted. 0 times theorem prover too weak. 7255 trivial. 0 not checked. [2021-11-17 13:12:11,360 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 13:12:11,360 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327309293] [2021-11-17 13:12:11,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327309293] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 13:12:11,360 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750979031] [2021-11-17 13:12:11,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 13:12:11,360 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 13:12:11,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 13:12:11,362 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 13:12:11,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process Killed by 15