./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5b36d44f 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--usb--musb--musb_hdrc.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 d20af067bf51a1b8f272ec7cce842839d60ff9624fa9abf10d45161ed1df40b3 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 20:35:31,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 20:35:31,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 20:35:31,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 20:35:31,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 20:35:31,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 20:35:31,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 20:35:31,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 20:35:31,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 20:35:31,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 20:35:31,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 20:35:31,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 20:35:31,157 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 20:35:31,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 20:35:31,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 20:35:31,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 20:35:31,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 20:35:31,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 20:35:31,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 20:35:31,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 20:35:31,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 20:35:31,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 20:35:31,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 20:35:31,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 20:35:31,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 20:35:31,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 20:35:31,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 20:35:31,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 20:35:31,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 20:35:31,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 20:35:31,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 20:35:31,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 20:35:31,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 20:35:31,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 20:35:31,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 20:35:31,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 20:35:31,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 20:35:31,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 20:35:31,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 20:35:31,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 20:35:31,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 20:35:31,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 20:35:31,225 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 20:35:31,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 20:35:31,226 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 20:35:31,226 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 20:35:31,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 20:35:31,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 20:35:31,228 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 20:35:31,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 20:35:31,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 20:35:31,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 20:35:31,229 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 20:35:31,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 20:35:31,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 20:35:31,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 20:35:31,230 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 20:35:31,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 20:35:31,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 20:35:31,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 20:35:31,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 20:35:31,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:35:31,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 20:35:31,231 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 20:35:31,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 20:35:31,231 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 20:35:31,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 20:35:31,232 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 20:35:31,232 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 20:35:31,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 20:35:31,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 20:35:31,233 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d20af067bf51a1b8f272ec7cce842839d60ff9624fa9abf10d45161ed1df40b3 [2021-11-07 20:35:31,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 20:35:31,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 20:35:31,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 20:35:31,466 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 20:35:31,467 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 20:35:31,468 INFO L432 ainManager$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--usb--musb--musb_hdrc.ko.cil.i [2021-11-07 20:35:31,533 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db0ce8a6/5d420207fa7440058fba6d2875f3b4fd/FLAG619443354 [2021-11-07 20:35:32,435 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 20:35:32,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2021-11-07 20:35:32,506 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db0ce8a6/5d420207fa7440058fba6d2875f3b4fd/FLAG619443354 [2021-11-07 20:35:32,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db0ce8a6/5d420207fa7440058fba6d2875f3b4fd [2021-11-07 20:35:32,825 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 20:35:32,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 20:35:32,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 20:35:32,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 20:35:32,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 20:35:32,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:35:32" (1/1) ... [2021-11-07 20:35:32,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10421851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:32, skipping insertion in model container [2021-11-07 20:35:32,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:35:32" (1/1) ... [2021-11-07 20:35:32,837 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 20:35:33,041 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 20:35:41,564 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744404,744417] [2021-11-07 20:35:41,567 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744549,744562] [2021-11-07 20:35:41,572 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744695,744708] [2021-11-07 20:35:41,577 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744860,744873] [2021-11-07 20:35:41,577 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745018,745031] [2021-11-07 20:35:41,578 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745176,745189] [2021-11-07 20:35:41,579 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745334,745347] [2021-11-07 20:35:41,581 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745494,745507] [2021-11-07 20:35:41,582 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745653,745666] [2021-11-07 20:35:41,591 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745792,745805] [2021-11-07 20:35:41,592 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745934,745947] [2021-11-07 20:35:41,592 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746083,746096] [2021-11-07 20:35:41,593 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746222,746235] [2021-11-07 20:35:41,593 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746377,746390] [2021-11-07 20:35:41,593 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746537,746550] [2021-11-07 20:35:41,594 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746688,746701] [2021-11-07 20:35:41,594 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746839,746852] [2021-11-07 20:35:41,594 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746991,747004] [2021-11-07 20:35:41,595 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747140,747153] [2021-11-07 20:35:41,595 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747288,747301] [2021-11-07 20:35:41,595 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747445,747458] [2021-11-07 20:35:41,601 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747594,747607] [2021-11-07 20:35:41,601 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747750,747763] [2021-11-07 20:35:41,601 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747903,747916] [2021-11-07 20:35:41,602 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748049,748062] [2021-11-07 20:35:41,602 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748192,748205] [2021-11-07 20:35:41,602 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748344,748357] [2021-11-07 20:35:41,603 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748490,748503] [2021-11-07 20:35:41,603 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748635,748648] [2021-11-07 20:35:41,603 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748789,748802] [2021-11-07 20:35:41,604 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748940,748953] [2021-11-07 20:35:41,604 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749095,749108] [2021-11-07 20:35:41,604 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749247,749260] [2021-11-07 20:35:41,605 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749402,749415] [2021-11-07 20:35:41,605 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749566,749579] [2021-11-07 20:35:41,605 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749722,749735] [2021-11-07 20:35:41,606 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749886,749899] [2021-11-07 20:35:41,607 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750028,750041] [2021-11-07 20:35:41,607 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750186,750199] [2021-11-07 20:35:41,608 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750353,750366] [2021-11-07 20:35:41,608 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750512,750525] [2021-11-07 20:35:41,614 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750671,750684] [2021-11-07 20:35:41,615 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750820,750833] [2021-11-07 20:35:41,615 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750967,750980] [2021-11-07 20:35:41,616 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751106,751119] [2021-11-07 20:35:41,616 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751269,751282] [2021-11-07 20:35:41,616 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751435,751448] [2021-11-07 20:35:41,617 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751599,751612] [2021-11-07 20:35:41,617 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751764,751777] [2021-11-07 20:35:41,617 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751929,751942] [2021-11-07 20:35:41,618 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752095,752108] [2021-11-07 20:35:41,618 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752260,752273] [2021-11-07 20:35:41,618 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752427,752440] [2021-11-07 20:35:41,618 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752587,752600] [2021-11-07 20:35:41,619 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752749,752762] [2021-11-07 20:35:41,619 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752908,752921] [2021-11-07 20:35:41,619 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753054,753067] [2021-11-07 20:35:41,620 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753197,753210] [2021-11-07 20:35:41,620 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753341,753354] [2021-11-07 20:35:41,622 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753484,753497] [2021-11-07 20:35:41,622 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753628,753641] [2021-11-07 20:35:41,623 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753769,753782] [2021-11-07 20:35:41,623 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753907,753920] [2021-11-07 20:35:41,623 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754065,754078] [2021-11-07 20:35:41,624 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754224,754237] [2021-11-07 20:35:41,624 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754380,754393] [2021-11-07 20:35:41,625 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754529,754542] [2021-11-07 20:35:41,625 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754681,754694] [2021-11-07 20:35:41,626 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754832,754845] [2021-11-07 20:35:41,626 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754981,754994] [2021-11-07 20:35:41,626 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755133,755146] [2021-11-07 20:35:41,627 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755281,755294] [2021-11-07 20:35:41,627 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755434,755447] [2021-11-07 20:35:41,628 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755585,755598] [2021-11-07 20:35:41,628 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755735,755748] [2021-11-07 20:35:41,629 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755882,755895] [2021-11-07 20:35:41,629 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756033,756046] [2021-11-07 20:35:41,629 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756184,756197] [2021-11-07 20:35:41,629 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756332,756345] [2021-11-07 20:35:41,630 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756498,756511] [2021-11-07 20:35:41,630 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756667,756680] [2021-11-07 20:35:41,631 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756834,756847] [2021-11-07 20:35:41,631 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757002,757015] [2021-11-07 20:35:41,632 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757152,757165] [2021-11-07 20:35:41,632 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757299,757312] [2021-11-07 20:35:41,632 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757460,757473] [2021-11-07 20:35:41,633 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757630,757643] [2021-11-07 20:35:41,633 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757792,757805] [2021-11-07 20:35:41,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 20:35:41,722 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 20:35:42,536 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744404,744417] [2021-11-07 20:35:42,540 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744549,744562] [2021-11-07 20:35:42,540 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744695,744708] [2021-11-07 20:35:42,541 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[744860,744873] [2021-11-07 20:35:42,541 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745018,745031] [2021-11-07 20:35:42,541 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745176,745189] [2021-11-07 20:35:42,542 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745334,745347] [2021-11-07 20:35:42,543 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745494,745507] [2021-11-07 20:35:42,543 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745653,745666] [2021-11-07 20:35:42,544 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745792,745805] [2021-11-07 20:35:42,544 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[745934,745947] [2021-11-07 20:35:42,545 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746083,746096] [2021-11-07 20:35:42,545 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746222,746235] [2021-11-07 20:35:42,545 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746377,746390] [2021-11-07 20:35:42,545 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746537,746550] [2021-11-07 20:35:42,546 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746688,746701] [2021-11-07 20:35:42,546 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746839,746852] [2021-11-07 20:35:42,546 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[746991,747004] [2021-11-07 20:35:42,546 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747140,747153] [2021-11-07 20:35:42,547 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747288,747301] [2021-11-07 20:35:42,547 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747445,747458] [2021-11-07 20:35:42,547 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747594,747607] [2021-11-07 20:35:42,548 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747750,747763] [2021-11-07 20:35:42,548 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[747903,747916] [2021-11-07 20:35:42,549 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748049,748062] [2021-11-07 20:35:42,549 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748192,748205] [2021-11-07 20:35:42,549 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748344,748357] [2021-11-07 20:35:42,549 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748490,748503] [2021-11-07 20:35:42,550 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748635,748648] [2021-11-07 20:35:42,550 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748789,748802] [2021-11-07 20:35:42,550 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[748940,748953] [2021-11-07 20:35:42,550 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749095,749108] [2021-11-07 20:35:42,551 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749247,749260] [2021-11-07 20:35:42,551 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749402,749415] [2021-11-07 20:35:42,551 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749566,749579] [2021-11-07 20:35:42,551 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749722,749735] [2021-11-07 20:35:42,588 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[749886,749899] [2021-11-07 20:35:42,589 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750028,750041] [2021-11-07 20:35:42,589 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750186,750199] [2021-11-07 20:35:42,589 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750353,750366] [2021-11-07 20:35:42,590 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750512,750525] [2021-11-07 20:35:42,590 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750671,750684] [2021-11-07 20:35:42,590 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750820,750833] [2021-11-07 20:35:42,590 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[750967,750980] [2021-11-07 20:35:42,590 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751106,751119] [2021-11-07 20:35:42,591 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751269,751282] [2021-11-07 20:35:42,591 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751435,751448] [2021-11-07 20:35:42,591 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751599,751612] [2021-11-07 20:35:42,591 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751764,751777] [2021-11-07 20:35:42,592 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[751929,751942] [2021-11-07 20:35:42,592 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752095,752108] [2021-11-07 20:35:42,592 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752260,752273] [2021-11-07 20:35:42,592 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752427,752440] [2021-11-07 20:35:42,592 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752587,752600] [2021-11-07 20:35:42,593 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752749,752762] [2021-11-07 20:35:42,593 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[752908,752921] [2021-11-07 20:35:42,594 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753054,753067] [2021-11-07 20:35:42,594 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753197,753210] [2021-11-07 20:35:42,594 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753341,753354] [2021-11-07 20:35:42,594 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753484,753497] [2021-11-07 20:35:42,595 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753628,753641] [2021-11-07 20:35:42,595 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753769,753782] [2021-11-07 20:35:42,595 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[753907,753920] [2021-11-07 20:35:42,596 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754065,754078] [2021-11-07 20:35:42,596 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754224,754237] [2021-11-07 20:35:42,596 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754380,754393] [2021-11-07 20:35:42,597 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754529,754542] [2021-11-07 20:35:42,597 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754681,754694] [2021-11-07 20:35:42,597 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754832,754845] [2021-11-07 20:35:42,598 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[754981,754994] [2021-11-07 20:35:42,598 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755133,755146] [2021-11-07 20:35:42,598 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755281,755294] [2021-11-07 20:35:42,598 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755434,755447] [2021-11-07 20:35:42,599 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755585,755598] [2021-11-07 20:35:42,599 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755735,755748] [2021-11-07 20:35:42,599 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[755882,755895] [2021-11-07 20:35:42,600 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756033,756046] [2021-11-07 20:35:42,600 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756184,756197] [2021-11-07 20:35:42,600 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756332,756345] [2021-11-07 20:35:42,600 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756498,756511] [2021-11-07 20:35:42,601 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756667,756680] [2021-11-07 20:35:42,601 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[756834,756847] [2021-11-07 20:35:42,601 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757002,757015] [2021-11-07 20:35:42,602 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757152,757165] [2021-11-07 20:35:42,615 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757299,757312] [2021-11-07 20:35:42,616 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757460,757473] [2021-11-07 20:35:42,616 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757630,757643] [2021-11-07 20:35:42,617 WARN L228 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--usb--musb--musb_hdrc.ko.cil.i[757792,757805] [2021-11-07 20:35:42,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 20:35:43,105 INFO L208 MainTranslator]: Completed translation [2021-11-07 20:35:43,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43 WrapperNode [2021-11-07 20:35:43,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 20:35:43,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 20:35:43,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 20:35:43,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 20:35:43,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:43,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:44,768 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 20:35:44,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 20:35:44,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 20:35:44,770 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 20:35:44,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:44,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:45,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:45,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:46,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:46,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:46,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:47,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 20:35:47,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 20:35:47,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 20:35:47,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 20:35:47,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (1/1) ... [2021-11-07 20:35:47,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:35:47,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:35:47,209 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) [2021-11-07 20:35:47,292 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 [2021-11-07 20:35:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_enable [2021-11-07 20:35:47,340 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_enable [2021-11-07 20:35:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-07 20:35:47,340 INFO L130 BoogieDeclarations]: Found specification of procedure otg_start_srp [2021-11-07 20:35:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_start_srp [2021-11-07 20:35:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_vbus_off [2021-11-07 20:35:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_vbus_off [2021-11-07 20:35:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_restart [2021-11-07 20:35:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_restart [2021-11-07 20:35:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_disconnect [2021-11-07 20:35:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_disconnect [2021-11-07 20:35:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_start [2021-11-07 20:35:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_start [2021-11-07 20:35:47,341 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_wakeup [2021-11-07 20:35:47,341 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_wakeup [2021-11-07 20:35:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_disable [2021-11-07 20:35:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_disable [2021-11-07 20:35:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bus_suspend [2021-11-07 20:35:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bus_suspend [2021-11-07 20:35:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 20:35:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_vbus_draw [2021-11-07 20:35:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_vbus_draw [2021-11-07 20:35:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 20:35:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-07 20:35:47,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-07 20:35:47,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 20:35:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure musb_otg_timer_func [2021-11-07 20:35:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_otg_timer_func [2021-11-07 20:35:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure musb_start_urb [2021-11-07 20:35:47,343 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_start_urb [2021-11-07 20:35:47,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_13_2 [2021-11-07 20:35:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_13_2 [2021-11-07 20:35:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-07 20:35:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-07 20:35:47,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 20:35:47,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 20:35:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 20:35:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~~u8~0~X~~dma_addr_t~0~X~~u32~0~TO~int [2021-11-07 20:35:47,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~~u8~0~X~~dma_addr_t~0~X~~u32~0~TO~int [2021-11-07 20:35:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure musb_init_controller [2021-11-07 20:35:47,345 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_init_controller [2021-11-07 20:35:47,345 INFO L130 BoogieDeclarations]: Found specification of procedure musb_stop [2021-11-07 20:35:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_stop [2021-11-07 20:35:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 20:35:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 20:35:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_exit [2021-11-07 20:35:47,346 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_exit [2021-11-07 20:35:47,346 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-11-07 20:35:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_dequeue [2021-11-07 20:35:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_dequeue [2021-11-07 20:35:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_ep0_irq [2021-11-07 20:35:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_ep0_irq [2021-11-07 20:35:47,347 INFO L130 BoogieDeclarations]: Found specification of procedure musb_dma_completion [2021-11-07 20:35:47,347 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_dma_completion [2021-11-07 20:35:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure musb_h_stop [2021-11-07 20:35:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_h_stop [2021-11-07 20:35:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure musb_bulk_nak_timeout [2021-11-07 20:35:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_bulk_nak_timeout [2021-11-07 20:35:47,348 INFO L130 BoogieDeclarations]: Found specification of procedure musb_advance_schedule [2021-11-07 20:35:47,348 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_advance_schedule [2021-11-07 20:35:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_disable [2021-11-07 20:35:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_disable [2021-11-07 20:35:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure txstate [2021-11-07 20:35:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure txstate [2021-11-07 20:35:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_vbus_on [2021-11-07 20:35:47,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_vbus_on [2021-11-07 20:35:47,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 20:35:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_program [2021-11-07 20:35:47,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_program [2021-11-07 20:35:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure dma_async_issue_pending [2021-11-07 20:35:47,350 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_async_issue_pending [2021-11-07 20:35:47,350 INFO L130 BoogieDeclarations]: Found specification of procedure rxstate [2021-11-07 20:35:47,350 INFO L138 BoogieDeclarations]: Found implementation of procedure rxstate [2021-11-07 20:35:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-07 20:35:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure musb_tx_dma_program [2021-11-07 20:35:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_tx_dma_program [2021-11-07 20:35:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_ep0_irq [2021-11-07 20:35:47,351 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_ep0_irq [2021-11-07 20:35:47,351 INFO L130 BoogieDeclarations]: Found specification of procedure forward_to_driver [2021-11-07 20:35:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure forward_to_driver [2021-11-07 20:35:47,365 INFO L130 BoogieDeclarations]: Found specification of procedure musb_remove [2021-11-07 20:35:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_remove [2021-11-07 20:35:47,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 20:35:47,365 INFO L130 BoogieDeclarations]: Found specification of procedure otg_set_peripheral [2021-11-07 20:35:47,365 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_set_peripheral [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure service_zero_data_request [2021-11-07 20:35:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure service_zero_data_request [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 20:35:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_channel_abort [2021-11-07 20:35:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_channel_abort [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure musb_hnp_stop [2021-11-07 20:35:47,366 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_hnp_stop [2021-11-07 20:35:47,366 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_reset [2021-11-07 20:35:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_reset [2021-11-07 20:35:47,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_17_2 [2021-11-07 20:35:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_17_2 [2021-11-07 20:35:47,367 INFO L130 BoogieDeclarations]: Found specification of procedure nuke [2021-11-07 20:35:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nuke [2021-11-07 20:35:47,367 INFO L130 BoogieDeclarations]: Found specification of procedure musb_start [2021-11-07 20:35:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_start [2021-11-07 20:35:47,367 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_rx [2021-11-07 20:35:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_rx [2021-11-07 20:35:47,367 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_rx [2021-11-07 20:35:47,367 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_rx [2021-11-07 20:35:47,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 20:35:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-07 20:35:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-07 20:35:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-07 20:35:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_97 [2021-11-07 20:35:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_97 [2021-11-07 20:35:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_stop [2021-11-07 20:35:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_stop [2021-11-07 20:35:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure musb_g_tx [2021-11-07 20:35:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_g_tx [2021-11-07 20:35:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_halt [2021-11-07 20:35:47,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_halt [2021-11-07 20:35:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure stop_activity [2021-11-07 20:35:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_activity [2021-11-07 20:35:47,369 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_halt [2021-11-07 20:35:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_halt [2021-11-07 20:35:47,369 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_configure_channel [2021-11-07 20:35:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_configure_channel [2021-11-07 20:35:47,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 20:35:47,369 INFO L130 BoogieDeclarations]: Found specification of procedure musb_port_suspend [2021-11-07 20:35:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_port_suspend [2021-11-07 20:35:47,369 INFO L130 BoogieDeclarations]: Found specification of procedure musb_probe [2021-11-07 20:35:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_probe [2021-11-07 20:35:47,369 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_tx [2021-11-07 20:35:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_tx [2021-11-07 20:35:47,370 INFO L130 BoogieDeclarations]: Found specification of procedure musb_platform_init [2021-11-07 20:35:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_platform_init [2021-11-07 20:35:47,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 20:35:47,370 INFO L130 BoogieDeclarations]: Found specification of procedure musb_gadget_set_wedge [2021-11-07 20:35:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_gadget_set_wedge [2021-11-07 20:35:47,370 INFO L130 BoogieDeclarations]: Found specification of procedure otg_set_host [2021-11-07 20:35:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure otg_set_host [2021-11-07 20:35:47,370 INFO L130 BoogieDeclarations]: Found specification of procedure musb_recover_work [2021-11-07 20:35:47,370 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_recover_work [2021-11-07 20:35:47,370 INFO L130 BoogieDeclarations]: Found specification of procedure musb_host_setup [2021-11-07 20:35:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_host_setup [2021-11-07 20:35:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_set_power [2021-11-07 20:35:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_set_power [2021-11-07 20:35:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_13 [2021-11-07 20:35:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_13 [2021-11-07 20:35:47,371 INFO L130 BoogieDeclarations]: Found specification of procedure musb_ep_program [2021-11-07 20:35:47,371 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_ep_program [2021-11-07 20:35:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure musb_shutdown [2021-11-07 20:35:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure musb_shutdown [2021-11-07 20:35:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure ux500_dma_callback [2021-11-07 20:35:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ux500_dma_callback [2021-11-07 20:35:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_slave_config [2021-11-07 20:35:47,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_slave_config [2021-11-07 20:35:47,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 20:35:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-07 20:35:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 20:35:47,373 INFO L130 BoogieDeclarations]: Found specification of procedure dmaengine_terminate_all [2021-11-07 20:35:47,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dmaengine_terminate_all [2021-11-07 20:42:16,728 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L10061: #t~ret6925 := main_#res; [2021-11-07 20:42:16,729 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_20_returnLabel: main_#res := 0; [2021-11-07 20:42:16,729 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 20:42:18,117 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 20:42:18,117 INFO L299 CfgBuilder]: Removed 10588 assume(true) statements. [2021-11-07 20:42:18,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:42:18 BoogieIcfgContainer [2021-11-07 20:42:18,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 20:42:18,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 20:42:18,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 20:42:18,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 20:42:18,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:35:32" (1/3) ... [2021-11-07 20:42:18,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f455f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:42:18, skipping insertion in model container [2021-11-07 20:42:18,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:35:43" (2/3) ... [2021-11-07 20:42:18,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f455f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:42:18, skipping insertion in model container [2021-11-07 20:42:18,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:42:18" (3/3) ... [2021-11-07 20:42:18,138 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--usb--musb--musb_hdrc.ko.cil.i [2021-11-07 20:42:18,143 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 20:42:18,144 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 171 error locations. [2021-11-07 20:42:18,216 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 20:42:18,234 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 [2021-11-07 20:42:18,235 INFO L340 AbstractCegarLoop]: Starting to check reachability of 171 error locations. [2021-11-07 20:42:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand has 8706 states, 8297 states have (on average 1.3277088104134025) internal successors, (11016), 8496 states have internal predecessors, (11016), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) [2021-11-07 20:42:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 20:42:18,365 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:18,365 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:18,366 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:18,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:18,375 INFO L85 PathProgramCache]: Analyzing trace with hash 2126606405, now seen corresponding path program 1 times [2021-11-07 20:42:18,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:18,383 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433763682] [2021-11-07 20:42:18,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:18,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:19,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:20,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:20,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:20,218 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433763682] [2021-11-07 20:42:20,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433763682] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:20,219 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:20,219 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:42:20,220 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989413715] [2021-11-07 20:42:20,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:20,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:20,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:20,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:20,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:20,281 INFO L87 Difference]: Start difference. First operand has 8706 states, 8297 states have (on average 1.3277088104134025) internal successors, (11016), 8496 states have internal predecessors, (11016), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:20,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:42:20,995 INFO L93 Difference]: Finished difference Result 17351 states and 22790 transitions. [2021-11-07 20:42:20,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:42:20,998 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 20:42:20,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:42:21,063 INFO L225 Difference]: With dead ends: 17351 [2021-11-07 20:42:21,065 INFO L226 Difference]: Without dead ends: 8378 [2021-11-07 20:42:21,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.34ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:42:21,141 INFO L933 BasicCegarLoop]: 11090 mSDtfsCounter, 11235 mSDsluCounter, 10928 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 11235 SdHoareTripleChecker+Valid, 22018 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 88.32ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.59ms IncrementalHoareTripleChecker+Time [2021-11-07 20:42:21,143 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11235 Valid, 22018 Invalid, 6 Unknown, 0 Unchecked, 88.32ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.59ms Time] [2021-11-07 20:42:21,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8378 states. [2021-11-07 20:42:21,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8378 to 8378. [2021-11-07 20:42:21,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8378 states, 7971 states have (on average 1.274871408857107) internal successors, (10162), 8168 states have internal predecessors, (10162), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) [2021-11-07 20:42:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8378 states to 8378 states and 10496 transitions. [2021-11-07 20:42:21,523 INFO L78 Accepts]: Start accepts. Automaton has 8378 states and 10496 transitions. Word has length 26 [2021-11-07 20:42:21,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:42:21,523 INFO L470 AbstractCegarLoop]: Abstraction has 8378 states and 10496 transitions. [2021-11-07 20:42:21,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:21,524 INFO L276 IsEmpty]: Start isEmpty. Operand 8378 states and 10496 transitions. [2021-11-07 20:42:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-07 20:42:21,525 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:21,525 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:21,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 20:42:21,526 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:21,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:21,527 INFO L85 PathProgramCache]: Analyzing trace with hash -735009175, now seen corresponding path program 1 times [2021-11-07 20:42:21,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:21,528 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425389980] [2021-11-07 20:42:21,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:21,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:22,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:22,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:22,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425389980] [2021-11-07 20:42:22,862 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425389980] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:22,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:22,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:42:22,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428903831] [2021-11-07 20:42:22,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:22,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:22,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:22,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:22,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:22,864 INFO L87 Difference]: Start difference. First operand 8378 states and 10496 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:23,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:42:23,179 INFO L93 Difference]: Finished difference Result 8378 states and 10496 transitions. [2021-11-07 20:42:23,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:42:23,180 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-07 20:42:23,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:42:23,229 INFO L225 Difference]: With dead ends: 8378 [2021-11-07 20:42:23,229 INFO L226 Difference]: Without dead ends: 8374 [2021-11-07 20:42:23,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.01ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:42:23,240 INFO L933 BasicCegarLoop]: 10488 mSDtfsCounter, 10619 mSDsluCounter, 10338 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10619 SdHoareTripleChecker+Valid, 20826 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 58.44ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.38ms IncrementalHoareTripleChecker+Time [2021-11-07 20:42:23,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10619 Valid, 20826 Invalid, 6 Unknown, 0 Unchecked, 58.44ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.38ms Time] [2021-11-07 20:42:23,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8374 states. [2021-11-07 20:42:23,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8374 to 8374. [2021-11-07 20:42:23,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8374 states, 7969 states have (on average 1.2746894215083449) internal successors, (10158), 8164 states have internal predecessors, (10158), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) [2021-11-07 20:42:23,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8374 states to 8374 states and 10492 transitions. [2021-11-07 20:42:23,698 INFO L78 Accepts]: Start accepts. Automaton has 8374 states and 10492 transitions. Word has length 28 [2021-11-07 20:42:23,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:42:23,698 INFO L470 AbstractCegarLoop]: Abstraction has 8374 states and 10492 transitions. [2021-11-07 20:42:23,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:23,699 INFO L276 IsEmpty]: Start isEmpty. Operand 8374 states and 10492 transitions. [2021-11-07 20:42:23,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 20:42:23,699 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:23,700 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:23,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 20:42:23,700 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:23,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:23,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1968511763, now seen corresponding path program 1 times [2021-11-07 20:42:23,701 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:23,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775079551] [2021-11-07 20:42:23,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:23,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:24,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:24,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:24,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775079551] [2021-11-07 20:42:24,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775079551] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:24,943 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:24,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:42:24,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242096763] [2021-11-07 20:42:24,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:24,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:24,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:24,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:24,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:24,945 INFO L87 Difference]: Start difference. First operand 8374 states and 10492 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:25,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:42:25,228 INFO L93 Difference]: Finished difference Result 8374 states and 10492 transitions. [2021-11-07 20:42:25,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:42:25,229 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-07 20:42:25,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:42:25,277 INFO L225 Difference]: With dead ends: 8374 [2021-11-07 20:42:25,278 INFO L226 Difference]: Without dead ends: 8370 [2021-11-07 20:42:25,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.04ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:42:25,289 INFO L933 BasicCegarLoop]: 10484 mSDtfsCounter, 10605 mSDsluCounter, 10342 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.11ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10605 SdHoareTripleChecker+Valid, 20826 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.78ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.29ms IncrementalHoareTripleChecker+Time [2021-11-07 20:42:25,291 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10605 Valid, 20826 Invalid, 6 Unknown, 0 Unchecked, 33.78ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 11.29ms Time] [2021-11-07 20:42:25,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8370 states. [2021-11-07 20:42:25,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8370 to 8370. [2021-11-07 20:42:25,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8370 states, 7967 states have (on average 1.2745073427890046) internal successors, (10154), 8160 states have internal predecessors, (10154), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) [2021-11-07 20:42:25,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8370 states to 8370 states and 10488 transitions. [2021-11-07 20:42:25,822 INFO L78 Accepts]: Start accepts. Automaton has 8370 states and 10488 transitions. Word has length 30 [2021-11-07 20:42:25,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:42:25,823 INFO L470 AbstractCegarLoop]: Abstraction has 8370 states and 10488 transitions. [2021-11-07 20:42:25,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 8370 states and 10488 transitions. [2021-11-07 20:42:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-07 20:42:25,824 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:25,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:25,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 20:42:25,825 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:25,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:25,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1953524783, now seen corresponding path program 1 times [2021-11-07 20:42:25,826 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:25,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155918175] [2021-11-07 20:42:25,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:25,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:26,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:27,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:27,205 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:27,205 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155918175] [2021-11-07 20:42:27,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155918175] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:27,205 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:27,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:42:27,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933226157] [2021-11-07 20:42:27,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:27,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:27,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:27,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:27,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:27,209 INFO L87 Difference]: Start difference. First operand 8370 states and 10488 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:27,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:42:27,446 INFO L93 Difference]: Finished difference Result 8370 states and 10488 transitions. [2021-11-07 20:42:27,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:42:27,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-07 20:42:27,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:42:27,496 INFO L225 Difference]: With dead ends: 8370 [2021-11-07 20:42:27,496 INFO L226 Difference]: Without dead ends: 8366 [2021-11-07 20:42:27,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.92ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:42:27,506 INFO L933 BasicCegarLoop]: 10480 mSDtfsCounter, 10591 mSDsluCounter, 10346 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10591 SdHoareTripleChecker+Valid, 20826 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 27.09ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.50ms IncrementalHoareTripleChecker+Time [2021-11-07 20:42:27,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10591 Valid, 20826 Invalid, 6 Unknown, 0 Unchecked, 27.09ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 8.50ms Time] [2021-11-07 20:42:27,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8366 states. [2021-11-07 20:42:27,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8366 to 8366. [2021-11-07 20:42:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8366 states, 7965 states have (on average 1.2743251726302574) internal successors, (10150), 8156 states have internal predecessors, (10150), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) [2021-11-07 20:42:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8366 states to 8366 states and 10484 transitions. [2021-11-07 20:42:27,794 INFO L78 Accepts]: Start accepts. Automaton has 8366 states and 10484 transitions. Word has length 32 [2021-11-07 20:42:27,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:42:27,795 INFO L470 AbstractCegarLoop]: Abstraction has 8366 states and 10484 transitions. [2021-11-07 20:42:27,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:27,795 INFO L276 IsEmpty]: Start isEmpty. Operand 8366 states and 10484 transitions. [2021-11-07 20:42:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 20:42:27,798 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:27,798 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:27,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 20:42:27,799 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:27,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:27,799 INFO L85 PathProgramCache]: Analyzing trace with hash -435938539, now seen corresponding path program 1 times [2021-11-07 20:42:27,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:27,800 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037929968] [2021-11-07 20:42:27,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:27,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:29,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:29,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:29,083 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037929968] [2021-11-07 20:42:29,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037929968] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:29,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:29,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:42:29,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364468698] [2021-11-07 20:42:29,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:29,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:29,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:29,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:29,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:29,085 INFO L87 Difference]: Start difference. First operand 8366 states and 10484 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:29,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:42:29,403 INFO L93 Difference]: Finished difference Result 8366 states and 10484 transitions. [2021-11-07 20:42:29,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:42:29,404 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 20:42:29,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:42:29,433 INFO L225 Difference]: With dead ends: 8366 [2021-11-07 20:42:29,433 INFO L226 Difference]: Without dead ends: 8362 [2021-11-07 20:42:29,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.62ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:42:29,439 INFO L933 BasicCegarLoop]: 10476 mSDtfsCounter, 10577 mSDsluCounter, 10350 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10577 SdHoareTripleChecker+Valid, 20826 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 27.67ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.28ms IncrementalHoareTripleChecker+Time [2021-11-07 20:42:29,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10577 Valid, 20826 Invalid, 6 Unknown, 0 Unchecked, 27.67ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.28ms Time] [2021-11-07 20:42:29,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8362 states. [2021-11-07 20:42:29,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8362 to 8362. [2021-11-07 20:42:29,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8362 states, 7963 states have (on average 1.2741429109632048) internal successors, (10146), 8152 states have internal predecessors, (10146), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) [2021-11-07 20:42:29,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8362 states to 8362 states and 10480 transitions. [2021-11-07 20:42:29,725 INFO L78 Accepts]: Start accepts. Automaton has 8362 states and 10480 transitions. Word has length 34 [2021-11-07 20:42:29,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:42:29,727 INFO L470 AbstractCegarLoop]: Abstraction has 8362 states and 10480 transitions. [2021-11-07 20:42:29,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:29,727 INFO L276 IsEmpty]: Start isEmpty. Operand 8362 states and 10480 transitions. [2021-11-07 20:42:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-07 20:42:29,732 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:29,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:29,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 20:42:29,732 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:29,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:29,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1970528953, now seen corresponding path program 1 times [2021-11-07 20:42:29,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:29,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554645715] [2021-11-07 20:42:29,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:29,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:30,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:30,950 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:30,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554645715] [2021-11-07 20:42:30,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554645715] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:30,950 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:30,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:42:30,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545284057] [2021-11-07 20:42:30,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:30,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:30,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:30,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:30,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:30,952 INFO L87 Difference]: Start difference. First operand 8362 states and 10480 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:31,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:42:31,283 INFO L93 Difference]: Finished difference Result 8362 states and 10480 transitions. [2021-11-07 20:42:31,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:42:31,284 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-07 20:42:31,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:42:31,317 INFO L225 Difference]: With dead ends: 8362 [2021-11-07 20:42:31,318 INFO L226 Difference]: Without dead ends: 8358 [2021-11-07 20:42:31,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.06ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:42:31,327 INFO L933 BasicCegarLoop]: 10472 mSDtfsCounter, 10563 mSDsluCounter, 10354 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10563 SdHoareTripleChecker+Valid, 20826 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.72ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.60ms IncrementalHoareTripleChecker+Time [2021-11-07 20:42:31,327 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10563 Valid, 20826 Invalid, 6 Unknown, 0 Unchecked, 25.72ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 7.60ms Time] [2021-11-07 20:42:31,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8358 states. [2021-11-07 20:42:31,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8358 to 8358. [2021-11-07 20:42:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8358 states, 7961 states have (on average 1.2739605577188795) internal successors, (10142), 8148 states have internal predecessors, (10142), 167 states have call successors, (167), 71 states have call predecessors, (167), 71 states have return successors, (167), 158 states have call predecessors, (167), 167 states have call successors, (167) [2021-11-07 20:42:31,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8358 states to 8358 states and 10476 transitions. [2021-11-07 20:42:31,622 INFO L78 Accepts]: Start accepts. Automaton has 8358 states and 10476 transitions. Word has length 36 [2021-11-07 20:42:31,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:42:31,623 INFO L470 AbstractCegarLoop]: Abstraction has 8358 states and 10476 transitions. [2021-11-07 20:42:31,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:31,623 INFO L276 IsEmpty]: Start isEmpty. Operand 8358 states and 10476 transitions. [2021-11-07 20:42:31,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 20:42:31,624 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:31,625 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:31,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 20:42:31,625 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:31,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:31,625 INFO L85 PathProgramCache]: Analyzing trace with hash -401583427, now seen corresponding path program 1 times [2021-11-07 20:42:31,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:31,626 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987745266] [2021-11-07 20:42:31,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:31,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:32,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:32,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:32,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987745266] [2021-11-07 20:42:32,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987745266] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:32,971 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:32,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:42:32,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83142687] [2021-11-07 20:42:32,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:32,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:32,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:32,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:32,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:32,973 INFO L87 Difference]: Start difference. First operand 8358 states and 10476 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:33,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:42:33,600 INFO L93 Difference]: Finished difference Result 16664 states and 21060 transitions. [2021-11-07 20:42:33,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:42:33,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-07 20:42:33,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:42:33,674 INFO L225 Difference]: With dead ends: 16664 [2021-11-07 20:42:33,675 INFO L226 Difference]: Without dead ends: 16660 [2021-11-07 20:42:33,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.29ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:42:33,691 INFO L933 BasicCegarLoop]: 10698 mSDtfsCounter, 10624 mSDsluCounter, 21195 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.34ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10624 SdHoareTripleChecker+Valid, 31893 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 43.12ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.24ms IncrementalHoareTripleChecker+Time [2021-11-07 20:42:33,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10624 Valid, 31893 Invalid, 30 Unknown, 0 Unchecked, 43.12ms Time], IncrementalHoareTripleChecker [4 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 54.24ms Time] [2021-11-07 20:42:33,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16660 states. [2021-11-07 20:42:34,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16660 to 16252. [2021-11-07 20:42:34,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16252 states, 15618 states have (on average 1.2764118325009604) internal successors, (19935), 15837 states have internal predecessors, (19935), 334 states have call successors, (334), 142 states have call predecessors, (334), 141 states have return successors, (499), 312 states have call predecessors, (499), 334 states have call successors, (499) [2021-11-07 20:42:34,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16252 states to 16252 states and 20768 transitions. [2021-11-07 20:42:34,484 INFO L78 Accepts]: Start accepts. Automaton has 16252 states and 20768 transitions. Word has length 38 [2021-11-07 20:42:34,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:42:34,485 INFO L470 AbstractCegarLoop]: Abstraction has 16252 states and 20768 transitions. [2021-11-07 20:42:34,485 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:42:34,485 INFO L276 IsEmpty]: Start isEmpty. Operand 16252 states and 20768 transitions. [2021-11-07 20:42:34,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-07 20:42:34,487 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:42:34,487 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:42:34,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 20:42:34,488 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:42:34,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:42:34,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1138589340, now seen corresponding path program 1 times [2021-11-07 20:42:34,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:42:34,489 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301504677] [2021-11-07 20:42:34,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:42:34,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:42:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:35,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-07 20:42:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:42:36,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:42:36,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:42:36,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301504677] [2021-11-07 20:42:36,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301504677] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:42:36,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:42:36,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 20:42:36,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103467355] [2021-11-07 20:42:36,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:42:36,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:42:36,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:42:36,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:42:36,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:42:36,013 INFO L87 Difference]: Start difference. First operand 16252 states and 20768 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:42:38,350 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:42:41,089 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 [] [2021-11-07 20:43:03,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:03,198 INFO L93 Difference]: Finished difference Result 32741 states and 41926 transitions. [2021-11-07 20:43:03,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:03,199 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 39 [2021-11-07 20:43:03,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:03,270 INFO L225 Difference]: With dead ends: 32741 [2021-11-07 20:43:03,270 INFO L226 Difference]: Without dead ends: 16514 [2021-11-07 20:43:03,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 112.66ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:03,342 INFO L933 BasicCegarLoop]: 10296 mSDtfsCounter, 10974 mSDsluCounter, 6400 mSDsCounter, 0 mSdLazyCounter, 3769 mSolverCounterSat, 323 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23646.75ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 11003 SdHoareTripleChecker+Valid, 16696 SdHoareTripleChecker+Invalid, 4094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 112.08ms SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 3769 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26040.01ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:03,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11003 Valid, 16696 Invalid, 4094 Unknown, 0 Unchecked, 112.08ms Time], IncrementalHoareTripleChecker [323 Valid, 3769 Invalid, 2 Unknown, 0 Unchecked, 26040.01ms Time] [2021-11-07 20:43:03,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16514 states. [2021-11-07 20:43:03,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16514 to 16360. [2021-11-07 20:43:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16360 states, 15695 states have (on average 1.2750557502389297) internal successors, (20012), 15919 states have internal predecessors, (20012), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:03,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16360 states to 16360 states and 20940 transitions. [2021-11-07 20:43:03,987 INFO L78 Accepts]: Start accepts. Automaton has 16360 states and 20940 transitions. Word has length 39 [2021-11-07 20:43:03,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:03,987 INFO L470 AbstractCegarLoop]: Abstraction has 16360 states and 20940 transitions. [2021-11-07 20:43:03,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:43:03,988 INFO L276 IsEmpty]: Start isEmpty. Operand 16360 states and 20940 transitions. [2021-11-07 20:43:03,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-07 20:43:03,989 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:03,989 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:03,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-07 20:43:03,989 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:03,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:03,990 INFO L85 PathProgramCache]: Analyzing trace with hash 626053921, now seen corresponding path program 1 times [2021-11-07 20:43:03,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:03,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055753074] [2021-11-07 20:43:03,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:03,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:05,406 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:05,406 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055753074] [2021-11-07 20:43:05,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055753074] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:05,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:05,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:05,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623416634] [2021-11-07 20:43:05,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:05,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:05,407 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:05,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:05,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:05,407 INFO L87 Difference]: Start difference. First operand 16360 states and 20940 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:05,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:05,928 INFO L93 Difference]: Finished difference Result 16360 states and 20940 transitions. [2021-11-07 20:43:05,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:05,929 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-07 20:43:05,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:05,997 INFO L225 Difference]: With dead ends: 16360 [2021-11-07 20:43:05,998 INFO L226 Difference]: Without dead ends: 16356 [2021-11-07 20:43:06,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 58.68ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:06,015 INFO L933 BasicCegarLoop]: 10464 mSDtfsCounter, 10535 mSDsluCounter, 10362 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10535 SdHoareTripleChecker+Valid, 20826 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 22.99ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.11ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:06,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10535 Valid, 20826 Invalid, 6 Unknown, 0 Unchecked, 22.99ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 15.11ms Time] [2021-11-07 20:43:06,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16356 states. [2021-11-07 20:43:06,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16356 to 16356. [2021-11-07 20:43:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16356 states, 15693 states have (on average 1.2749633594596317) internal successors, (20008), 15915 states have internal predecessors, (20008), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:06,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16356 states to 16356 states and 20936 transitions. [2021-11-07 20:43:06,775 INFO L78 Accepts]: Start accepts. Automaton has 16356 states and 20936 transitions. Word has length 40 [2021-11-07 20:43:06,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:06,777 INFO L470 AbstractCegarLoop]: Abstraction has 16356 states and 20936 transitions. [2021-11-07 20:43:06,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:06,777 INFO L276 IsEmpty]: Start isEmpty. Operand 16356 states and 20936 transitions. [2021-11-07 20:43:06,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-07 20:43:06,778 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:06,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:06,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-07 20:43:06,778 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:06,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:06,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1596667636, now seen corresponding path program 1 times [2021-11-07 20:43:06,779 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:06,779 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912267057] [2021-11-07 20:43:06,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:06,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:07,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:08,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-07 20:43:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:08,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:08,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:08,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912267057] [2021-11-07 20:43:08,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912267057] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:08,293 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:08,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 20:43:08,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293017076] [2021-11-07 20:43:08,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:08,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 20:43:08,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:08,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 20:43:08,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 20:43:08,295 INFO L87 Difference]: Start difference. First operand 16356 states and 20936 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:43:10,630 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 [] [2021-11-07 20:43:13,532 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:43:36,175 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:43:36,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:36,856 INFO L93 Difference]: Finished difference Result 32837 states and 42083 transitions. [2021-11-07 20:43:36,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:36,857 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 42 [2021-11-07 20:43:36,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:36,928 INFO L225 Difference]: With dead ends: 32837 [2021-11-07 20:43:36,928 INFO L226 Difference]: Without dead ends: 16506 [2021-11-07 20:43:36,997 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 354.12ms TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-07 20:43:36,998 INFO L933 BasicCegarLoop]: 10285 mSDtfsCounter, 30983 mSDsluCounter, 6389 mSDsCounter, 0 mSdLazyCounter, 3770 mSolverCounterSat, 1546 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24603.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 30983 SdHoareTripleChecker+Valid, 16674 SdHoareTripleChecker+Invalid, 5319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 130.95ms SdHoareTripleChecker+Time, 1546 IncrementalHoareTripleChecker+Valid, 3770 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27236.20ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:36,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30983 Valid, 16674 Invalid, 5319 Unknown, 0 Unchecked, 130.95ms Time], IncrementalHoareTripleChecker [1546 Valid, 3770 Invalid, 3 Unknown, 0 Unchecked, 27236.20ms Time] [2021-11-07 20:43:37,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16506 states. [2021-11-07 20:43:37,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16506 to 16352. [2021-11-07 20:43:37,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16352 states, 15690 states have (on average 1.2747609942638622) internal successors, (20001), 15911 states have internal predecessors, (20001), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:37,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16352 states to 16352 states and 20929 transitions. [2021-11-07 20:43:37,674 INFO L78 Accepts]: Start accepts. Automaton has 16352 states and 20929 transitions. Word has length 42 [2021-11-07 20:43:37,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:37,674 INFO L470 AbstractCegarLoop]: Abstraction has 16352 states and 20929 transitions. [2021-11-07 20:43:37,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:43:37,674 INFO L276 IsEmpty]: Start isEmpty. Operand 16352 states and 20929 transitions. [2021-11-07 20:43:37,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-07 20:43:37,675 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:37,675 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:37,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-07 20:43:37,676 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:37,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:37,676 INFO L85 PathProgramCache]: Analyzing trace with hash 343066628, now seen corresponding path program 1 times [2021-11-07 20:43:37,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:37,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619060691] [2021-11-07 20:43:37,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:37,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:38,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:38,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:38,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619060691] [2021-11-07 20:43:38,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619060691] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:38,995 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:38,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:38,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321344646] [2021-11-07 20:43:38,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:38,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:38,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:38,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:38,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:38,996 INFO L87 Difference]: Start difference. First operand 16352 states and 20929 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:39,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:39,691 INFO L93 Difference]: Finished difference Result 16352 states and 20929 transitions. [2021-11-07 20:43:39,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:39,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-11-07 20:43:39,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:39,744 INFO L225 Difference]: With dead ends: 16352 [2021-11-07 20:43:39,744 INFO L226 Difference]: Without dead ends: 16348 [2021-11-07 20:43:39,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 52.45ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:39,755 INFO L933 BasicCegarLoop]: 10456 mSDtfsCounter, 10517 mSDsluCounter, 10362 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10517 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.33ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.18ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:39,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10517 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 25.33ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 16.18ms Time] [2021-11-07 20:43:39,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16348 states. [2021-11-07 20:43:40,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16348 to 16348. [2021-11-07 20:43:40,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16348 states, 15688 states have (on average 1.2746685364609893) internal successors, (19997), 15907 states have internal predecessors, (19997), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:40,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16348 states to 16348 states and 20925 transitions. [2021-11-07 20:43:40,411 INFO L78 Accepts]: Start accepts. Automaton has 16348 states and 20925 transitions. Word has length 42 [2021-11-07 20:43:40,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:40,412 INFO L470 AbstractCegarLoop]: Abstraction has 16348 states and 20925 transitions. [2021-11-07 20:43:40,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:40,412 INFO L276 IsEmpty]: Start isEmpty. Operand 16348 states and 20925 transitions. [2021-11-07 20:43:40,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-07 20:43:40,413 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:40,413 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:40,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-07 20:43:40,413 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:40,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:40,414 INFO L85 PathProgramCache]: Analyzing trace with hash -1024780984, now seen corresponding path program 1 times [2021-11-07 20:43:40,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:40,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963126157] [2021-11-07 20:43:40,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:40,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:41,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:41,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:41,734 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963126157] [2021-11-07 20:43:41,734 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963126157] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:41,734 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:41,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:41,735 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243495263] [2021-11-07 20:43:41,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:41,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:41,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:41,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:41,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:41,736 INFO L87 Difference]: Start difference. First operand 16348 states and 20925 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:42,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:42,261 INFO L93 Difference]: Finished difference Result 16348 states and 20925 transitions. [2021-11-07 20:43:42,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:42,261 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-07 20:43:42,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:42,311 INFO L225 Difference]: With dead ends: 16348 [2021-11-07 20:43:42,311 INFO L226 Difference]: Without dead ends: 16344 [2021-11-07 20:43:42,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 53.53ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:42,325 INFO L933 BasicCegarLoop]: 10452 mSDtfsCounter, 10503 mSDsluCounter, 10366 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.20ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10503 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.52ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.91ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:42,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10503 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 18.52ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 14.91ms Time] [2021-11-07 20:43:42,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16344 states. [2021-11-07 20:43:42,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16344 to 16344. [2021-11-07 20:43:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16344 states, 15686 states have (on average 1.274576055080964) internal successors, (19993), 15903 states have internal predecessors, (19993), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16344 states to 16344 states and 20921 transitions. [2021-11-07 20:43:43,009 INFO L78 Accepts]: Start accepts. Automaton has 16344 states and 20921 transitions. Word has length 44 [2021-11-07 20:43:43,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:43,009 INFO L470 AbstractCegarLoop]: Abstraction has 16344 states and 20921 transitions. [2021-11-07 20:43:43,009 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:43,009 INFO L276 IsEmpty]: Start isEmpty. Operand 16344 states and 20921 transitions. [2021-11-07 20:43:43,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-07 20:43:43,010 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:43,010 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:43,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-07 20:43:43,011 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:43,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:43,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1266343188, now seen corresponding path program 1 times [2021-11-07 20:43:43,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:43,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813058427] [2021-11-07 20:43:43,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:43,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:44,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:44,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:44,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813058427] [2021-11-07 20:43:44,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813058427] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:44,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:44,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:44,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379044222] [2021-11-07 20:43:44,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:44,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:44,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:44,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:44,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:44,260 INFO L87 Difference]: Start difference. First operand 16344 states and 20921 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:44,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:44,839 INFO L93 Difference]: Finished difference Result 16344 states and 20921 transitions. [2021-11-07 20:43:44,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:44,840 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-07 20:43:44,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:44,888 INFO L225 Difference]: With dead ends: 16344 [2021-11-07 20:43:44,888 INFO L226 Difference]: Without dead ends: 16340 [2021-11-07 20:43:44,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 56.67ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:44,901 INFO L933 BasicCegarLoop]: 10448 mSDtfsCounter, 10489 mSDsluCounter, 10370 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10489 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 20.45ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.24ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:44,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10489 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 20.45ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 15.24ms Time] [2021-11-07 20:43:44,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16340 states. [2021-11-07 20:43:45,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16340 to 16340. [2021-11-07 20:43:45,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16340 states, 15684 states have (on average 1.2744835501147667) internal successors, (19989), 15899 states have internal predecessors, (19989), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:45,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16340 states to 16340 states and 20917 transitions. [2021-11-07 20:43:45,537 INFO L78 Accepts]: Start accepts. Automaton has 16340 states and 20917 transitions. Word has length 46 [2021-11-07 20:43:45,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:45,537 INFO L470 AbstractCegarLoop]: Abstraction has 16340 states and 20917 transitions. [2021-11-07 20:43:45,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:45,538 INFO L276 IsEmpty]: Start isEmpty. Operand 16340 states and 20917 transitions. [2021-11-07 20:43:45,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-07 20:43:45,539 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:45,539 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:45,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-07 20:43:45,539 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:45,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:45,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1479386896, now seen corresponding path program 1 times [2021-11-07 20:43:45,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:45,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153489559] [2021-11-07 20:43:45,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:45,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:46,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:46,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153489559] [2021-11-07 20:43:46,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153489559] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:46,791 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:46,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:46,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040697416] [2021-11-07 20:43:46,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:46,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:46,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:46,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:46,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:46,792 INFO L87 Difference]: Start difference. First operand 16340 states and 20917 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:47,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:47,327 INFO L93 Difference]: Finished difference Result 16340 states and 20917 transitions. [2021-11-07 20:43:47,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:47,327 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-07 20:43:47,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:47,369 INFO L225 Difference]: With dead ends: 16340 [2021-11-07 20:43:47,370 INFO L226 Difference]: Without dead ends: 16336 [2021-11-07 20:43:47,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 48.35ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:47,383 INFO L933 BasicCegarLoop]: 10444 mSDtfsCounter, 10475 mSDsluCounter, 10374 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10475 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.56ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.04ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:47,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10475 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 17.56ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.04ms Time] [2021-11-07 20:43:47,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16336 states. [2021-11-07 20:43:48,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16336 to 16336. [2021-11-07 20:43:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16336 states, 15682 states have (on average 1.2743910215533734) internal successors, (19985), 15895 states have internal predecessors, (19985), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:48,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16336 states to 16336 states and 20913 transitions. [2021-11-07 20:43:48,086 INFO L78 Accepts]: Start accepts. Automaton has 16336 states and 20913 transitions. Word has length 48 [2021-11-07 20:43:48,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:48,087 INFO L470 AbstractCegarLoop]: Abstraction has 16336 states and 20913 transitions. [2021-11-07 20:43:48,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:48,087 INFO L276 IsEmpty]: Start isEmpty. Operand 16336 states and 20913 transitions. [2021-11-07 20:43:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-07 20:43:48,088 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:48,088 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:48,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-07 20:43:48,088 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:48,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:48,089 INFO L85 PathProgramCache]: Analyzing trace with hash -55959724, now seen corresponding path program 1 times [2021-11-07 20:43:48,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:48,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955759875] [2021-11-07 20:43:48,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:48,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:49,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:49,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:49,110 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955759875] [2021-11-07 20:43:49,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955759875] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:49,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:49,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:49,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101174903] [2021-11-07 20:43:49,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:49,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:49,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:49,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:49,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:49,112 INFO L87 Difference]: Start difference. First operand 16336 states and 20913 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:49,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:49,661 INFO L93 Difference]: Finished difference Result 16336 states and 20913 transitions. [2021-11-07 20:43:49,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:49,662 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-11-07 20:43:49,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:49,706 INFO L225 Difference]: With dead ends: 16336 [2021-11-07 20:43:49,707 INFO L226 Difference]: Without dead ends: 16332 [2021-11-07 20:43:49,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.94ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:49,720 INFO L933 BasicCegarLoop]: 10440 mSDtfsCounter, 10461 mSDsluCounter, 10378 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10461 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.31ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.33ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:49,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10461 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 17.31ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.33ms Time] [2021-11-07 20:43:49,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16332 states. [2021-11-07 20:43:50,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16332 to 16332. [2021-11-07 20:43:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16332 states, 15680 states have (on average 1.274298469387755) internal successors, (19981), 15891 states have internal predecessors, (19981), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:50,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16332 states to 16332 states and 20909 transitions. [2021-11-07 20:43:50,283 INFO L78 Accepts]: Start accepts. Automaton has 16332 states and 20909 transitions. Word has length 50 [2021-11-07 20:43:50,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:50,283 INFO L470 AbstractCegarLoop]: Abstraction has 16332 states and 20909 transitions. [2021-11-07 20:43:50,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 16332 states and 20909 transitions. [2021-11-07 20:43:50,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-07 20:43:50,284 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:50,284 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:50,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-07 20:43:50,285 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:50,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:50,285 INFO L85 PathProgramCache]: Analyzing trace with hash 2057952792, now seen corresponding path program 1 times [2021-11-07 20:43:50,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:50,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025876101] [2021-11-07 20:43:50,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:50,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:50,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:51,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:51,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025876101] [2021-11-07 20:43:51,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025876101] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:51,231 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:51,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:51,231 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498207631] [2021-11-07 20:43:51,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:51,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:51,232 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:51,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:51,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:51,232 INFO L87 Difference]: Start difference. First operand 16332 states and 20909 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:51,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:51,735 INFO L93 Difference]: Finished difference Result 16332 states and 20909 transitions. [2021-11-07 20:43:51,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:51,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-07 20:43:51,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:51,773 INFO L225 Difference]: With dead ends: 16332 [2021-11-07 20:43:51,773 INFO L226 Difference]: Without dead ends: 16328 [2021-11-07 20:43:51,782 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 50.22ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:51,783 INFO L933 BasicCegarLoop]: 10436 mSDtfsCounter, 10447 mSDsluCounter, 10382 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10447 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.60ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.84ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:51,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10447 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 17.60ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.84ms Time] [2021-11-07 20:43:51,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16328 states. [2021-11-07 20:43:52,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16328 to 16328. [2021-11-07 20:43:52,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16328 states, 15678 states have (on average 1.2742058936088787) internal successors, (19977), 15887 states have internal predecessors, (19977), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16328 states to 16328 states and 20905 transitions. [2021-11-07 20:43:52,516 INFO L78 Accepts]: Start accepts. Automaton has 16328 states and 20905 transitions. Word has length 52 [2021-11-07 20:43:52,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:52,516 INFO L470 AbstractCegarLoop]: Abstraction has 16328 states and 20905 transitions. [2021-11-07 20:43:52,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 16328 states and 20905 transitions. [2021-11-07 20:43:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 20:43:52,517 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:52,517 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:52,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-07 20:43:52,518 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:52,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:52,518 INFO L85 PathProgramCache]: Analyzing trace with hash 2008350012, now seen corresponding path program 1 times [2021-11-07 20:43:52,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:52,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001970415] [2021-11-07 20:43:52,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:52,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:53,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:53,489 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001970415] [2021-11-07 20:43:53,489 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001970415] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:53,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:53,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:53,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070025376] [2021-11-07 20:43:53,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:53,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:53,490 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:53,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:53,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:53,490 INFO L87 Difference]: Start difference. First operand 16328 states and 20905 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:54,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:54,151 INFO L93 Difference]: Finished difference Result 16328 states and 20905 transitions. [2021-11-07 20:43:54,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:54,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-11-07 20:43:54,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:54,203 INFO L225 Difference]: With dead ends: 16328 [2021-11-07 20:43:54,203 INFO L226 Difference]: Without dead ends: 16324 [2021-11-07 20:43:54,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 77.78ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:54,218 INFO L933 BasicCegarLoop]: 10432 mSDtfsCounter, 10433 mSDsluCounter, 10386 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10433 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.88ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.94ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:54,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10433 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 21.88ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 15.94ms Time] [2021-11-07 20:43:54,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16324 states. [2021-11-07 20:43:54,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16324 to 16324. [2021-11-07 20:43:54,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16324 states, 15676 states have (on average 1.274113294207706) internal successors, (19973), 15883 states have internal predecessors, (19973), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:54,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16324 states to 16324 states and 20901 transitions. [2021-11-07 20:43:54,964 INFO L78 Accepts]: Start accepts. Automaton has 16324 states and 20901 transitions. Word has length 54 [2021-11-07 20:43:54,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:54,964 INFO L470 AbstractCegarLoop]: Abstraction has 16324 states and 20901 transitions. [2021-11-07 20:43:54,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:54,965 INFO L276 IsEmpty]: Start isEmpty. Operand 16324 states and 20901 transitions. [2021-11-07 20:43:54,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 20:43:54,965 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:54,966 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:54,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-07 20:43:54,966 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:54,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:54,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1584719040, now seen corresponding path program 1 times [2021-11-07 20:43:54,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:54,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421050134] [2021-11-07 20:43:54,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:54,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:57,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:57,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:57,545 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421050134] [2021-11-07 20:43:57,545 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421050134] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:57,545 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:57,545 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:57,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310792190] [2021-11-07 20:43:57,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:57,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:57,546 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:57,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:57,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:57,546 INFO L87 Difference]: Start difference. First operand 16324 states and 20901 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:58,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:43:58,198 INFO L93 Difference]: Finished difference Result 16324 states and 20901 transitions. [2021-11-07 20:43:58,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:43:58,199 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-07 20:43:58,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:43:58,237 INFO L225 Difference]: With dead ends: 16324 [2021-11-07 20:43:58,238 INFO L226 Difference]: Without dead ends: 16320 [2021-11-07 20:43:58,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 54.79ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:43:58,249 INFO L933 BasicCegarLoop]: 10428 mSDtfsCounter, 10419 mSDsluCounter, 10390 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10419 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.37ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.59ms IncrementalHoareTripleChecker+Time [2021-11-07 20:43:58,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10419 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 21.37ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 15.59ms Time] [2021-11-07 20:43:58,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16320 states. [2021-11-07 20:43:58,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16320 to 16320. [2021-11-07 20:43:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16320 states, 15674 states have (on average 1.2740206711751947) internal successors, (19969), 15879 states have internal predecessors, (19969), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:43:58,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16320 states to 16320 states and 20897 transitions. [2021-11-07 20:43:58,977 INFO L78 Accepts]: Start accepts. Automaton has 16320 states and 20897 transitions. Word has length 56 [2021-11-07 20:43:58,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:43:58,977 INFO L470 AbstractCegarLoop]: Abstraction has 16320 states and 20897 transitions. [2021-11-07 20:43:58,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:43:58,978 INFO L276 IsEmpty]: Start isEmpty. Operand 16320 states and 20897 transitions. [2021-11-07 20:43:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-07 20:43:58,978 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:43:58,978 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:43:58,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-07 20:43:58,979 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:43:58,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:43:58,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1797718876, now seen corresponding path program 1 times [2021-11-07 20:43:58,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:43:58,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165590250] [2021-11-07 20:43:58,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:43:58,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:43:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:43:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:43:59,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:43:59,790 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165590250] [2021-11-07 20:43:59,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165590250] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:43:59,790 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:43:59,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:43:59,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891294960] [2021-11-07 20:43:59,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:43:59,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:43:59,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:43:59,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:43:59,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:43:59,792 INFO L87 Difference]: Start difference. First operand 16320 states and 20897 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:00,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:00,499 INFO L93 Difference]: Finished difference Result 16320 states and 20897 transitions. [2021-11-07 20:44:00,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:44:00,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-07 20:44:00,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:00,534 INFO L225 Difference]: With dead ends: 16320 [2021-11-07 20:44:00,534 INFO L226 Difference]: Without dead ends: 16316 [2021-11-07 20:44:00,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 38.07ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:44:00,541 INFO L933 BasicCegarLoop]: 10424 mSDtfsCounter, 10405 mSDsluCounter, 10394 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10405 SdHoareTripleChecker+Valid, 20818 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.26ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.35ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:00,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10405 Valid, 20818 Invalid, 6 Unknown, 0 Unchecked, 18.26ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 11.35ms Time] [2021-11-07 20:44:00,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16316 states. [2021-11-07 20:44:01,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16316 to 16316. [2021-11-07 20:44:01,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16316 states, 15672 states have (on average 1.273928024502297) internal successors, (19965), 15875 states have internal predecessors, (19965), 334 states have call successors, (334), 142 states have call predecessors, (334), 173 states have return successors, (594), 337 states have call predecessors, (594), 334 states have call successors, (594) [2021-11-07 20:44:01,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16316 states to 16316 states and 20893 transitions. [2021-11-07 20:44:01,429 INFO L78 Accepts]: Start accepts. Automaton has 16316 states and 20893 transitions. Word has length 58 [2021-11-07 20:44:01,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:44:01,429 INFO L470 AbstractCegarLoop]: Abstraction has 16316 states and 20893 transitions. [2021-11-07 20:44:01,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:01,429 INFO L276 IsEmpty]: Start isEmpty. Operand 16316 states and 20893 transitions. [2021-11-07 20:44:01,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-07 20:44:01,430 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:44:01,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:44:01,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-07 20:44:01,430 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:44:01,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:44:01,431 INFO L85 PathProgramCache]: Analyzing trace with hash -62592352, now seen corresponding path program 1 times [2021-11-07 20:44:01,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:44:01,431 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130208367] [2021-11-07 20:44:01,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:44:01,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:44:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:02,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:44:02,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:44:02,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130208367] [2021-11-07 20:44:02,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130208367] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:44:02,497 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:44:02,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:44:02,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276107922] [2021-11-07 20:44:02,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:44:02,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:44:02,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:44:02,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:44:02,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:44:02,498 INFO L87 Difference]: Start difference. First operand 16316 states and 20893 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:05,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:05,215 INFO L93 Difference]: Finished difference Result 25205 states and 32402 transitions. [2021-11-07 20:44:05,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:44:05,216 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-11-07 20:44:05,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:05,300 INFO L225 Difference]: With dead ends: 25205 [2021-11-07 20:44:05,300 INFO L226 Difference]: Without dead ends: 25155 [2021-11-07 20:44:05,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.37ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:44:05,323 INFO L933 BasicCegarLoop]: 13936 mSDtfsCounter, 10465 mSDsluCounter, 17361 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1555.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10478 SdHoareTripleChecker+Valid, 31297 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 35.96ms SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1693.49ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:05,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10478 Valid, 31297 Invalid, 661 Unknown, 0 Unchecked, 35.96ms Time], IncrementalHoareTripleChecker [159 Valid, 502 Invalid, 0 Unknown, 0 Unchecked, 1693.49ms Time] [2021-11-07 20:44:05,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25155 states. [2021-11-07 20:44:06,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25155 to 20849. [2021-11-07 20:44:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20849 states, 19978 states have (on average 1.272800080088097) internal successors, (25428), 20170 states have internal predecessors, (25428), 474 states have call successors, (474), 236 states have call predecessors, (474), 285 states have return successors, (1084), 490 states have call predecessors, (1084), 474 states have call successors, (1084) [2021-11-07 20:44:06,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20849 states to 20849 states and 26986 transitions. [2021-11-07 20:44:06,447 INFO L78 Accepts]: Start accepts. Automaton has 20849 states and 26986 transitions. Word has length 59 [2021-11-07 20:44:06,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:44:06,447 INFO L470 AbstractCegarLoop]: Abstraction has 20849 states and 26986 transitions. [2021-11-07 20:44:06,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 20849 states and 26986 transitions. [2021-11-07 20:44:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-07 20:44:06,448 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:44:06,449 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:44:06,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-07 20:44:06,449 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:44:06,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:44:06,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1030312728, now seen corresponding path program 1 times [2021-11-07 20:44:06,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:44:06,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585397493] [2021-11-07 20:44:06,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:44:06,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:44:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:07,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:44:07,249 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:44:07,249 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585397493] [2021-11-07 20:44:07,249 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585397493] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:44:07,249 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:44:07,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:44:07,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158967498] [2021-11-07 20:44:07,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:44:07,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:44:07,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:44:07,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:44:07,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:44:07,251 INFO L87 Difference]: Start difference. First operand 20849 states and 26986 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:08,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:08,052 INFO L93 Difference]: Finished difference Result 20849 states and 26986 transitions. [2021-11-07 20:44:08,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:44:08,052 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-07 20:44:08,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:08,244 INFO L225 Difference]: With dead ends: 20849 [2021-11-07 20:44:08,244 INFO L226 Difference]: Without dead ends: 20845 [2021-11-07 20:44:08,251 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 44.33ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:44:08,251 INFO L933 BasicCegarLoop]: 10370 mSDtfsCounter, 10341 mSDsluCounter, 10348 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10341 SdHoareTripleChecker+Valid, 20718 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.87ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.45ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:08,252 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10341 Valid, 20718 Invalid, 6 Unknown, 0 Unchecked, 17.87ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.45ms Time] [2021-11-07 20:44:08,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20845 states. [2021-11-07 20:44:09,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20845 to 20845. [2021-11-07 20:44:09,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20845 states, 19976 states have (on average 1.2727272727272727) internal successors, (25424), 20166 states have internal predecessors, (25424), 474 states have call successors, (474), 236 states have call predecessors, (474), 285 states have return successors, (1084), 490 states have call predecessors, (1084), 474 states have call successors, (1084) [2021-11-07 20:44:09,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20845 states to 20845 states and 26982 transitions. [2021-11-07 20:44:09,252 INFO L78 Accepts]: Start accepts. Automaton has 20845 states and 26982 transitions. Word has length 60 [2021-11-07 20:44:09,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:44:09,252 INFO L470 AbstractCegarLoop]: Abstraction has 20845 states and 26982 transitions. [2021-11-07 20:44:09,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 20845 states and 26982 transitions. [2021-11-07 20:44:09,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-07 20:44:09,253 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:44:09,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:44:09,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-07 20:44:09,254 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:44:09,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:44:09,254 INFO L85 PathProgramCache]: Analyzing trace with hash 2007588236, now seen corresponding path program 1 times [2021-11-07 20:44:09,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:44:09,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288301955] [2021-11-07 20:44:09,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:44:09,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:44:09,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:10,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:44:10,051 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:44:10,051 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288301955] [2021-11-07 20:44:10,051 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288301955] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:44:10,051 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:44:10,051 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:44:10,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22809567] [2021-11-07 20:44:10,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:44:10,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:44:10,051 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:44:10,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:44:10,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:44:10,052 INFO L87 Difference]: Start difference. First operand 20845 states and 26982 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:10,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:10,967 INFO L93 Difference]: Finished difference Result 20845 states and 26982 transitions. [2021-11-07 20:44:10,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:44:10,969 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-07 20:44:10,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:11,020 INFO L225 Difference]: With dead ends: 20845 [2021-11-07 20:44:11,021 INFO L226 Difference]: Without dead ends: 20841 [2021-11-07 20:44:11,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 41.74ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:44:11,035 INFO L933 BasicCegarLoop]: 10366 mSDtfsCounter, 10327 mSDsluCounter, 10352 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10327 SdHoareTripleChecker+Valid, 20718 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.13ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.48ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:11,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10327 Valid, 20718 Invalid, 6 Unknown, 0 Unchecked, 18.13ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.48ms Time] [2021-11-07 20:44:11,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20841 states. [2021-11-07 20:44:12,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20841 to 20841. [2021-11-07 20:44:12,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20841 states, 19974 states have (on average 1.2726544507860218) internal successors, (25420), 20162 states have internal predecessors, (25420), 474 states have call successors, (474), 236 states have call predecessors, (474), 285 states have return successors, (1084), 490 states have call predecessors, (1084), 474 states have call successors, (1084) [2021-11-07 20:44:12,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20841 states to 20841 states and 26978 transitions. [2021-11-07 20:44:12,114 INFO L78 Accepts]: Start accepts. Automaton has 20841 states and 26978 transitions. Word has length 62 [2021-11-07 20:44:12,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:44:12,114 INFO L470 AbstractCegarLoop]: Abstraction has 20841 states and 26978 transitions. [2021-11-07 20:44:12,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 20841 states and 26978 transitions. [2021-11-07 20:44:12,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-07 20:44:12,115 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:44:12,116 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:44:12,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-07 20:44:12,116 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:44:12,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:44:12,116 INFO L85 PathProgramCache]: Analyzing trace with hash 852653712, now seen corresponding path program 1 times [2021-11-07 20:44:12,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:44:12,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380253151] [2021-11-07 20:44:12,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:44:12,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:44:12,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:44:12,970 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:44:12,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380253151] [2021-11-07 20:44:12,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380253151] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:44:12,971 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:44:12,971 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:44:12,971 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343801779] [2021-11-07 20:44:12,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:44:12,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:44:12,972 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:44:12,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:44:12,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:44:12,972 INFO L87 Difference]: Start difference. First operand 20841 states and 26978 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:13,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:13,827 INFO L93 Difference]: Finished difference Result 20841 states and 26978 transitions. [2021-11-07 20:44:13,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:44:13,827 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2021-11-07 20:44:13,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:14,011 INFO L225 Difference]: With dead ends: 20841 [2021-11-07 20:44:14,011 INFO L226 Difference]: Without dead ends: 20837 [2021-11-07 20:44:14,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 46.90ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:44:14,019 INFO L933 BasicCegarLoop]: 10362 mSDtfsCounter, 10313 mSDsluCounter, 10356 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.19ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10313 SdHoareTripleChecker+Valid, 20718 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.19ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.81ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:14,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10313 Valid, 20718 Invalid, 6 Unknown, 0 Unchecked, 18.19ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.81ms Time] [2021-11-07 20:44:14,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20837 states. [2021-11-07 20:44:14,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20837 to 20837. [2021-11-07 20:44:15,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20837 states, 19972 states have (on average 1.272581614259964) internal successors, (25416), 20158 states have internal predecessors, (25416), 474 states have call successors, (474), 236 states have call predecessors, (474), 285 states have return successors, (1084), 490 states have call predecessors, (1084), 474 states have call successors, (1084) [2021-11-07 20:44:15,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20837 states to 20837 states and 26974 transitions. [2021-11-07 20:44:15,075 INFO L78 Accepts]: Start accepts. Automaton has 20837 states and 26974 transitions. Word has length 64 [2021-11-07 20:44:15,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:44:15,075 INFO L470 AbstractCegarLoop]: Abstraction has 20837 states and 26974 transitions. [2021-11-07 20:44:15,075 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 20837 states and 26974 transitions. [2021-11-07 20:44:15,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-07 20:44:15,077 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:44:15,077 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:44:15,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-07 20:44:15,077 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting musb_shutdownErr0ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:44:15,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:44:15,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1611737756, now seen corresponding path program 1 times [2021-11-07 20:44:15,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:44:15,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710779381] [2021-11-07 20:44:15,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:44:15,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:44:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:16,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-07 20:44:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:16,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:44:16,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:44:16,233 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710779381] [2021-11-07 20:44:16,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710779381] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:44:16,233 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:44:16,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:44:16,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524417772] [2021-11-07 20:44:16,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:44:16,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 20:44:16,234 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:44:16,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 20:44:16,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-07 20:44:16,234 INFO L87 Difference]: Start difference. First operand 20837 states and 26974 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:44:18,468 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:44:46,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:46,679 INFO L93 Difference]: Finished difference Result 25717 states and 33406 transitions. [2021-11-07 20:44:46,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 20:44:46,680 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 66 [2021-11-07 20:44:46,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:46,748 INFO L225 Difference]: With dead ends: 25717 [2021-11-07 20:44:46,749 INFO L226 Difference]: Without dead ends: 25715 [2021-11-07 20:44:46,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 400.82ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:44:46,767 INFO L933 BasicCegarLoop]: 12862 mSDtfsCounter, 15287 mSDsluCounter, 30624 mSDsCounter, 0 mSdLazyCounter, 5087 mSolverCounterSat, 1204 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25670.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 15290 SdHoareTripleChecker+Valid, 43486 SdHoareTripleChecker+Invalid, 6292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 144.97ms SdHoareTripleChecker+Time, 1204 IncrementalHoareTripleChecker+Valid, 5087 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28389.80ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:46,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15290 Valid, 43486 Invalid, 6292 Unknown, 0 Unchecked, 144.97ms Time], IncrementalHoareTripleChecker [1204 Valid, 5087 Invalid, 1 Unknown, 0 Unchecked, 28389.80ms Time] [2021-11-07 20:44:46,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25715 states. [2021-11-07 20:44:47,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25715 to 23115. [2021-11-07 20:44:47,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23115 states, 22106 states have (on average 1.2733646973672306) internal successors, (28149), 22314 states have internal predecessors, (28149), 522 states have call successors, (522), 240 states have call predecessors, (522), 381 states have return successors, (1299), 619 states have call predecessors, (1299), 522 states have call successors, (1299) [2021-11-07 20:44:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23115 states to 23115 states and 29970 transitions. [2021-11-07 20:44:48,027 INFO L78 Accepts]: Start accepts. Automaton has 23115 states and 29970 transitions. Word has length 66 [2021-11-07 20:44:48,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:44:48,027 INFO L470 AbstractCegarLoop]: Abstraction has 23115 states and 29970 transitions. [2021-11-07 20:44:48,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:44:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 23115 states and 29970 transitions. [2021-11-07 20:44:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-07 20:44:48,028 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:44:48,028 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:44:48,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-07 20:44:48,029 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:44:48,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:44:48,029 INFO L85 PathProgramCache]: Analyzing trace with hash -937861132, now seen corresponding path program 1 times [2021-11-07 20:44:48,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:44:48,029 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537233303] [2021-11-07 20:44:48,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:44:48,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:44:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:44:49,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:44:49,038 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537233303] [2021-11-07 20:44:49,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537233303] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:44:49,038 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:44:49,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:44:49,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312199216] [2021-11-07 20:44:49,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:44:49,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:44:49,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:44:49,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:44:49,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:44:49,039 INFO L87 Difference]: Start difference. First operand 23115 states and 29970 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:50,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:50,157 INFO L93 Difference]: Finished difference Result 23115 states and 29970 transitions. [2021-11-07 20:44:50,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:44:50,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-11-07 20:44:50,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:50,217 INFO L225 Difference]: With dead ends: 23115 [2021-11-07 20:44:50,218 INFO L226 Difference]: Without dead ends: 23024 [2021-11-07 20:44:50,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.99ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:44:50,234 INFO L933 BasicCegarLoop]: 10360 mSDtfsCounter, 10299 mSDsluCounter, 10360 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10299 SdHoareTripleChecker+Valid, 20720 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 18.32ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.02ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:50,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10299 Valid, 20720 Invalid, 4 Unknown, 0 Unchecked, 18.32ms Time], IncrementalHoareTripleChecker [2 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 7.02ms Time] [2021-11-07 20:44:50,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23024 states. [2021-11-07 20:44:51,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23024 to 23024. [2021-11-07 20:44:51,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23024 states, 22017 states have (on average 1.2742426306944634) internal successors, (28055), 22223 states have internal predecessors, (28055), 522 states have call successors, (522), 240 states have call predecessors, (522), 381 states have return successors, (1299), 619 states have call predecessors, (1299), 522 states have call successors, (1299) [2021-11-07 20:44:51,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23024 states to 23024 states and 29876 transitions. [2021-11-07 20:44:51,679 INFO L78 Accepts]: Start accepts. Automaton has 23024 states and 29876 transitions. Word has length 66 [2021-11-07 20:44:51,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:44:51,679 INFO L470 AbstractCegarLoop]: Abstraction has 23024 states and 29876 transitions. [2021-11-07 20:44:51,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:51,680 INFO L276 IsEmpty]: Start isEmpty. Operand 23024 states and 29876 transitions. [2021-11-07 20:44:51,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-07 20:44:51,681 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:44:51,681 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:44:51,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-07 20:44:51,681 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:44:51,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:44:51,682 INFO L85 PathProgramCache]: Analyzing trace with hash 543139722, now seen corresponding path program 1 times [2021-11-07 20:44:51,682 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:44:51,682 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504788410] [2021-11-07 20:44:51,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:44:51,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:44:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:44:52,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:44:52,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:44:52,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504788410] [2021-11-07 20:44:52,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504788410] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:44:52,612 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:44:52,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 20:44:52,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793360813] [2021-11-07 20:44:52,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:44:52,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:44:52,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:44:52,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:44:52,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:44:52,613 INFO L87 Difference]: Start difference. First operand 23024 states and 29876 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:44:54,904 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:44:58,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:44:58,650 INFO L93 Difference]: Finished difference Result 29253 states and 37775 transitions. [2021-11-07 20:44:58,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:44:58,651 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-07 20:44:58,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:44:58,723 INFO L225 Difference]: With dead ends: 29253 [2021-11-07 20:44:58,723 INFO L226 Difference]: Without dead ends: 29201 [2021-11-07 20:44:58,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 48.32ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:44:58,741 INFO L933 BasicCegarLoop]: 14025 mSDtfsCounter, 10443 mSDsluCounter, 19493 mSDsCounter, 0 mSdLazyCounter, 570 mSolverCounterSat, 142 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3947.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10485 SdHoareTripleChecker+Valid, 33518 SdHoareTripleChecker+Invalid, 713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 36.35ms SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 570 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4461.28ms IncrementalHoareTripleChecker+Time [2021-11-07 20:44:58,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10485 Valid, 33518 Invalid, 713 Unknown, 0 Unchecked, 36.35ms Time], IncrementalHoareTripleChecker [142 Valid, 570 Invalid, 1 Unknown, 0 Unchecked, 4461.28ms Time] [2021-11-07 20:44:58,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29201 states. [2021-11-07 20:45:00,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29201 to 23628. [2021-11-07 20:45:00,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23628 states, 22628 states have (on average 1.272494254905427) internal successors, (28794), 22795 states have internal predecessors, (28794), 522 states have call successors, (522), 240 states have call predecessors, (522), 393 states have return successors, (1350), 653 states have call predecessors, (1350), 522 states have call successors, (1350) [2021-11-07 20:45:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23628 states to 23628 states and 30666 transitions. [2021-11-07 20:45:00,132 INFO L78 Accepts]: Start accepts. Automaton has 23628 states and 30666 transitions. Word has length 67 [2021-11-07 20:45:00,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:45:00,133 INFO L470 AbstractCegarLoop]: Abstraction has 23628 states and 30666 transitions. [2021-11-07 20:45:00,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:45:00,133 INFO L276 IsEmpty]: Start isEmpty. Operand 23628 states and 30666 transitions. [2021-11-07 20:45:00,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-07 20:45:00,134 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:45:00,134 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:45:00,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-07 20:45:00,135 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting musb_gadget_wakeupErr0ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:45:00,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:45:00,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1553165035, now seen corresponding path program 1 times [2021-11-07 20:45:00,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:45:00,136 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378915093] [2021-11-07 20:45:00,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:45:00,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:45:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:45:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:45:01,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:45:01,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378915093] [2021-11-07 20:45:01,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378915093] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:45:01,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:45:01,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:45:01,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759618715] [2021-11-07 20:45:01,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:45:01,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:45:01,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:45:01,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:45:01,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:45:01,246 INFO L87 Difference]: Start difference. First operand 23628 states and 30666 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:45:04,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:45:04,259 INFO L93 Difference]: Finished difference Result 24673 states and 31966 transitions. [2021-11-07 20:45:04,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:45:04,259 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-07 20:45:04,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:45:04,321 INFO L225 Difference]: With dead ends: 24673 [2021-11-07 20:45:04,322 INFO L226 Difference]: Without dead ends: 24669 [2021-11-07 20:45:04,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 59.00ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:45:04,338 INFO L933 BasicCegarLoop]: 12912 mSDtfsCounter, 7129 mSDsluCounter, 19708 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1514.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7129 SdHoareTripleChecker+Valid, 32620 SdHoareTripleChecker+Invalid, 592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 31.67ms SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1646.88ms IncrementalHoareTripleChecker+Time [2021-11-07 20:45:04,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7129 Valid, 32620 Invalid, 592 Unknown, 0 Unchecked, 31.67ms Time], IncrementalHoareTripleChecker [69 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 1646.88ms Time] [2021-11-07 20:45:04,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24669 states. [2021-11-07 20:45:05,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24669 to 23632. [2021-11-07 20:45:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23632 states, 22633 states have (on average 1.2723456899217955) internal successors, (28797), 22797 states have internal predecessors, (28797), 522 states have call successors, (522), 242 states have call predecessors, (522), 393 states have return successors, (1350), 653 states have call predecessors, (1350), 522 states have call successors, (1350) [2021-11-07 20:45:05,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23632 states to 23632 states and 30669 transitions. [2021-11-07 20:45:05,667 INFO L78 Accepts]: Start accepts. Automaton has 23632 states and 30669 transitions. Word has length 73 [2021-11-07 20:45:05,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:45:05,667 INFO L470 AbstractCegarLoop]: Abstraction has 23632 states and 30669 transitions. [2021-11-07 20:45:05,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 1 states have call successors, (5), 1 states have call predecessors, (5), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:45:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 23632 states and 30669 transitions. [2021-11-07 20:45:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-07 20:45:05,669 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:45:05,669 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:45:05,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-07 20:45:05,670 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting musb_init_controllerErr2ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:45:05,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:45:05,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1258858098, now seen corresponding path program 1 times [2021-11-07 20:45:05,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:45:05,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319975109] [2021-11-07 20:45:05,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:45:05,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:45:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:45:09,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-11-07 20:45:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:45:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:45:09,555 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:45:09,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319975109] [2021-11-07 20:45:09,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319975109] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:45:09,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:45:09,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:45:09,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223410396] [2021-11-07 20:45:09,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:45:09,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:45:09,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:45:09,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:45:09,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:45:09,557 INFO L87 Difference]: Start difference. First operand 23632 states and 30669 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:45:12,245 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:45:16,341 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:45:41,997 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:45:44,025 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:45:44,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:45:44,690 INFO L93 Difference]: Finished difference Result 47567 states and 62884 transitions. [2021-11-07 20:45:44,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:45:44,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 71 [2021-11-07 20:45:44,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:45:44,774 INFO L225 Difference]: With dead ends: 47567 [2021-11-07 20:45:44,775 INFO L226 Difference]: Without dead ends: 23960 [2021-11-07 20:45:44,902 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 184.91ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-07 20:45:44,902 INFO L933 BasicCegarLoop]: 10122 mSDtfsCounter, 531 mSDsluCounter, 26332 mSDsCounter, 0 mSdLazyCounter, 4265 mSolverCounterSat, 199 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29581.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 36454 SdHoareTripleChecker+Invalid, 4468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 109.78ms SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 4265 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33048.04ms IncrementalHoareTripleChecker+Time [2021-11-07 20:45:44,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [531 Valid, 36454 Invalid, 4468 Unknown, 0 Unchecked, 109.78ms Time], IncrementalHoareTripleChecker [199 Valid, 4265 Invalid, 4 Unknown, 0 Unchecked, 33048.04ms Time] [2021-11-07 20:45:44,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23960 states. [2021-11-07 20:45:46,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23960 to 23646. [2021-11-07 20:45:46,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23646 states, 22645 states have (on average 1.2722013689556193) internal successors, (28809), 22811 states have internal predecessors, (28809), 522 states have call successors, (522), 242 states have call predecessors, (522), 395 states have return successors, (1352), 653 states have call predecessors, (1352), 522 states have call successors, (1352) [2021-11-07 20:45:46,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23646 states to 23646 states and 30683 transitions. [2021-11-07 20:45:46,244 INFO L78 Accepts]: Start accepts. Automaton has 23646 states and 30683 transitions. Word has length 71 [2021-11-07 20:45:46,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:45:46,245 INFO L470 AbstractCegarLoop]: Abstraction has 23646 states and 30683 transitions. [2021-11-07 20:45:46,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:45:46,245 INFO L276 IsEmpty]: Start isEmpty. Operand 23646 states and 30683 transitions. [2021-11-07 20:45:46,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-07 20:45:46,246 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:45:46,247 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:45:46,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-07 20:45:46,247 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:45:46,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:45:46,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1874261048, now seen corresponding path program 1 times [2021-11-07 20:45:46,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:45:46,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474048926] [2021-11-07 20:45:46,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:45:46,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:45:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:45:47,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:45:47,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:45:47,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474048926] [2021-11-07 20:45:47,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474048926] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:45:47,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:45:47,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:45:47,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178791330] [2021-11-07 20:45:47,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:45:47,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:45:47,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:45:47,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:45:47,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:45:47,209 INFO L87 Difference]: Start difference. First operand 23646 states and 30683 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:45:49,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:45:49,976 INFO L93 Difference]: Finished difference Result 24683 states and 31974 transitions. [2021-11-07 20:45:49,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:45:49,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-07 20:45:49,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:45:50,043 INFO L225 Difference]: With dead ends: 24683 [2021-11-07 20:45:50,043 INFO L226 Difference]: Without dead ends: 24681 [2021-11-07 20:45:50,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.97ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:45:50,060 INFO L933 BasicCegarLoop]: 12910 mSDtfsCounter, 7064 mSDsluCounter, 19761 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1196.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7065 SdHoareTripleChecker+Valid, 32671 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 27.56ms SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1302.15ms IncrementalHoareTripleChecker+Time [2021-11-07 20:45:50,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7065 Valid, 32671 Invalid, 585 Unknown, 0 Unchecked, 27.56ms Time], IncrementalHoareTripleChecker [63 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 1302.15ms Time] [2021-11-07 20:45:50,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24681 states. [2021-11-07 20:45:51,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24681 to 23656. [2021-11-07 20:45:51,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23656 states, 22655 states have (on average 1.2721694990068417) internal successors, (28821), 22819 states have internal predecessors, (28821), 522 states have call successors, (522), 244 states have call predecessors, (522), 395 states have return successors, (1352), 653 states have call predecessors, (1352), 522 states have call successors, (1352) [2021-11-07 20:45:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23656 states to 23656 states and 30695 transitions. [2021-11-07 20:45:51,364 INFO L78 Accepts]: Start accepts. Automaton has 23656 states and 30695 transitions. Word has length 73 [2021-11-07 20:45:51,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:45:51,364 INFO L470 AbstractCegarLoop]: Abstraction has 23656 states and 30695 transitions. [2021-11-07 20:45:51,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:45:51,364 INFO L276 IsEmpty]: Start isEmpty. Operand 23656 states and 30695 transitions. [2021-11-07 20:45:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-07 20:45:51,366 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:45:51,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:45:51,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-07 20:45:51,366 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting musb_gadget_stopErr0ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:45:51,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:45:51,367 INFO L85 PathProgramCache]: Analyzing trace with hash 361617878, now seen corresponding path program 1 times [2021-11-07 20:45:51,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:45:51,367 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224381180] [2021-11-07 20:45:51,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:45:51,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:45:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:45:52,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-07 20:45:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:45:52,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:45:52,262 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:45:52,262 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224381180] [2021-11-07 20:45:52,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224381180] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:45:52,262 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:45:52,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:45:52,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240415511] [2021-11-07 20:45:52,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:45:52,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 20:45:52,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:45:52,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 20:45:52,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-07 20:45:52,263 INFO L87 Difference]: Start difference. First operand 23656 states and 30695 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:45:54,467 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:46:19,784 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:46:22,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:46:22,003 INFO L93 Difference]: Finished difference Result 25580 states and 33238 transitions. [2021-11-07 20:46:22,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 20:46:22,004 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 77 [2021-11-07 20:46:22,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:46:22,085 INFO L225 Difference]: With dead ends: 25580 [2021-11-07 20:46:22,085 INFO L226 Difference]: Without dead ends: 25578 [2021-11-07 20:46:22,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 259.21ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:46:22,103 INFO L933 BasicCegarLoop]: 12749 mSDtfsCounter, 15200 mSDsluCounter, 30368 mSDsCounter, 0 mSdLazyCounter, 5087 mSolverCounterSat, 1205 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24791.70ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 15211 SdHoareTripleChecker+Valid, 43117 SdHoareTripleChecker+Invalid, 6293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 116.37ms SdHoareTripleChecker+Time, 1205 IncrementalHoareTripleChecker+Valid, 5087 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27752.48ms IncrementalHoareTripleChecker+Time [2021-11-07 20:46:22,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15211 Valid, 43117 Invalid, 6293 Unknown, 0 Unchecked, 116.37ms Time], IncrementalHoareTripleChecker [1205 Valid, 5087 Invalid, 1 Unknown, 0 Unchecked, 27752.48ms Time] [2021-11-07 20:46:22,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25578 states. [2021-11-07 20:46:23,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25578 to 23670. [2021-11-07 20:46:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23670 states, 22669 states have (on average 1.2720896378313997) internal successors, (28837), 22831 states have internal predecessors, (28837), 522 states have call successors, (522), 246 states have call predecessors, (522), 395 states have return successors, (1352), 653 states have call predecessors, (1352), 522 states have call successors, (1352) [2021-11-07 20:46:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23670 states to 23670 states and 30711 transitions. [2021-11-07 20:46:23,518 INFO L78 Accepts]: Start accepts. Automaton has 23670 states and 30711 transitions. Word has length 77 [2021-11-07 20:46:23,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:46:23,519 INFO L470 AbstractCegarLoop]: Abstraction has 23670 states and 30711 transitions. [2021-11-07 20:46:23,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 4 states have internal predecessors, (73), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:46:23,519 INFO L276 IsEmpty]: Start isEmpty. Operand 23670 states and 30711 transitions. [2021-11-07 20:46:23,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-07 20:46:23,521 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:46:23,521 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:46:23,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-07 20:46:23,522 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting musb_gadget_set_haltErr0ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:46:23,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:46:23,522 INFO L85 PathProgramCache]: Analyzing trace with hash -217557426, now seen corresponding path program 1 times [2021-11-07 20:46:23,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:46:23,523 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321680645] [2021-11-07 20:46:23,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:46:23,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:46:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:46:24,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:46:24,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:46:24,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321680645] [2021-11-07 20:46:24,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321680645] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:46:24,719 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:46:24,719 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:46:24,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408514587] [2021-11-07 20:46:24,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:46:24,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:46:24,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:46:24,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:46:24,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:46:24,721 INFO L87 Difference]: Start difference. First operand 23670 states and 30711 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:46:27,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:46:27,827 INFO L93 Difference]: Finished difference Result 24679 states and 31968 transitions. [2021-11-07 20:46:27,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:46:27,828 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2021-11-07 20:46:27,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:46:27,898 INFO L225 Difference]: With dead ends: 24679 [2021-11-07 20:46:27,898 INFO L226 Difference]: Without dead ends: 24677 [2021-11-07 20:46:27,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 53.01ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:46:27,915 INFO L933 BasicCegarLoop]: 12917 mSDtfsCounter, 7098 mSDsluCounter, 19730 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1586.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7099 SdHoareTripleChecker+Valid, 32647 SdHoareTripleChecker+Invalid, 583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 32.65ms SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1723.47ms IncrementalHoareTripleChecker+Time [2021-11-07 20:46:27,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7099 Valid, 32647 Invalid, 583 Unknown, 0 Unchecked, 32.65ms Time], IncrementalHoareTripleChecker [61 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 1723.47ms Time] [2021-11-07 20:46:27,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24677 states. [2021-11-07 20:46:29,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24677 to 23672. [2021-11-07 20:46:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23672 states, 22671 states have (on average 1.2720656345110493) internal successors, (28839), 22833 states have internal predecessors, (28839), 522 states have call successors, (522), 246 states have call predecessors, (522), 395 states have return successors, (1352), 653 states have call predecessors, (1352), 522 states have call successors, (1352) [2021-11-07 20:46:29,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23672 states to 23672 states and 30713 transitions. [2021-11-07 20:46:29,293 INFO L78 Accepts]: Start accepts. Automaton has 23672 states and 30713 transitions. Word has length 78 [2021-11-07 20:46:29,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:46:29,293 INFO L470 AbstractCegarLoop]: Abstraction has 23672 states and 30713 transitions. [2021-11-07 20:46:29,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:46:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 23672 states and 30713 transitions. [2021-11-07 20:46:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-07 20:46:29,296 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:46:29,296 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:46:29,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-07 20:46:29,296 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ux500_dma_callbackErr0ASSERT_VIOLATIONERROR_FUNCTION === [musb_gadget_disableErr0ASSERT_VIOLATIONERROR_FUNCTION, musb_gadget_disableErr1ASSERT_VIOLATIONERROR_FUNCTION, ##fun~$Pointer$~X~int~TO~intErr0ASSERT_VIOLATIONERROR_FUNCTION (and 168 more)] === [2021-11-07 20:46:29,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:46:29,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1270273014, now seen corresponding path program 1 times [2021-11-07 20:46:29,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:46:29,297 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238685830] [2021-11-07 20:46:29,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:46:29,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:48:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:48:18,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-07 20:48:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:48:18,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:48:18,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:48:18,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238685830] [2021-11-07 20:48:18,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238685830] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:48:18,195 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:48:18,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-07 20:48:18,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364857882] [2021-11-07 20:48:18,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:48:18,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 20:48:18,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:48:18,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 20:48:18,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2021-11-07 20:48:18,196 INFO L87 Difference]: Start difference. First operand 23672 states and 30713 transitions. Second operand has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 11 states have internal predecessors, (77), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-07 20:48:20,587 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15