./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.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 a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-23 04:38:19,243 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 04:38:19,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 04:38:19,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 04:38:19,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 04:38:19,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 04:38:19,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 04:38:19,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 04:38:19,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 04:38:19,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 04:38:19,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 04:38:19,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 04:38:19,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 04:38:19,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 04:38:19,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 04:38:19,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 04:38:19,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 04:38:19,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 04:38:19,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 04:38:19,328 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 04:38:19,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 04:38:19,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 04:38:19,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 04:38:19,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 04:38:19,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 04:38:19,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 04:38:19,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 04:38:19,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 04:38:19,341 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 04:38:19,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 04:38:19,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 04:38:19,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 04:38:19,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 04:38:19,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 04:38:19,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 04:38:19,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 04:38:19,345 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 04:38:19,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 04:38:19,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 04:38:19,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 04:38:19,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 04:38:19,347 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 04:38:19,372 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 04:38:19,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 04:38:19,373 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 04:38:19,374 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 04:38:19,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 04:38:19,375 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 04:38:19,375 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 04:38:19,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 04:38:19,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 04:38:19,376 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 04:38:19,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 04:38:19,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 04:38:19,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 04:38:19,377 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 04:38:19,377 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 04:38:19,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 04:38:19,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 04:38:19,378 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 04:38:19,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 04:38:19,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 04:38:19,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 04:38:19,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 04:38:19,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 04:38:19,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 04:38:19,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 04:38:19,379 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 04:38:19,379 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 04:38:19,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 04:38:19,379 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 04:38:19,379 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 [2021-11-23 04:38:19,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 04:38:19,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 04:38:19,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 04:38:19,621 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 04:38:19,622 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 04:38:19,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2021-11-23 04:38:19,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d364df4ac/9f8a4e6050ab456e956979db4059e505/FLAG624102ba1 [2021-11-23 04:38:20,316 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 04:38:20,317 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2021-11-23 04:38:20,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d364df4ac/9f8a4e6050ab456e956979db4059e505/FLAG624102ba1 [2021-11-23 04:38:20,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d364df4ac/9f8a4e6050ab456e956979db4059e505 [2021-11-23 04:38:20,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 04:38:20,431 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 04:38:20,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 04:38:20,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 04:38:20,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 04:38:20,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:38:20" (1/1) ... [2021-11-23 04:38:20,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52b2a24b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:20, skipping insertion in model container [2021-11-23 04:38:20,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:38:20" (1/1) ... [2021-11-23 04:38:20,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 04:38:20,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 04:38:23,744 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2021-11-23 04:38:23,746 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2021-11-23 04:38:23,746 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2021-11-23 04:38:23,747 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2021-11-23 04:38:23,747 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2021-11-23 04:38:23,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2021-11-23 04:38:23,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2021-11-23 04:38:23,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2021-11-23 04:38:23,748 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2021-11-23 04:38:23,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2021-11-23 04:38:23,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2021-11-23 04:38:23,749 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2021-11-23 04:38:23,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2021-11-23 04:38:23,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2021-11-23 04:38:23,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2021-11-23 04:38:23,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2021-11-23 04:38:23,751 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2021-11-23 04:38:23,755 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2021-11-23 04:38:23,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2021-11-23 04:38:23,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2021-11-23 04:38:23,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2021-11-23 04:38:23,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2021-11-23 04:38:23,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2021-11-23 04:38:23,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2021-11-23 04:38:23,757 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2021-11-23 04:38:23,758 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2021-11-23 04:38:23,761 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2021-11-23 04:38:23,762 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2021-11-23 04:38:23,762 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2021-11-23 04:38:23,763 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2021-11-23 04:38:23,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2021-11-23 04:38:23,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2021-11-23 04:38:23,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2021-11-23 04:38:23,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2021-11-23 04:38:23,765 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2021-11-23 04:38:23,766 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2021-11-23 04:38:23,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2021-11-23 04:38:23,767 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2021-11-23 04:38:23,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2021-11-23 04:38:23,768 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2021-11-23 04:38:23,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2021-11-23 04:38:23,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2021-11-23 04:38:23,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2021-11-23 04:38:23,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2021-11-23 04:38:23,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2021-11-23 04:38:23,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2021-11-23 04:38:23,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2021-11-23 04:38:23,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2021-11-23 04:38:23,771 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2021-11-23 04:38:23,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2021-11-23 04:38:23,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2021-11-23 04:38:23,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2021-11-23 04:38:23,772 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2021-11-23 04:38:23,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2021-11-23 04:38:23,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2021-11-23 04:38:23,773 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2021-11-23 04:38:23,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2021-11-23 04:38:23,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2021-11-23 04:38:23,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2021-11-23 04:38:23,774 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2021-11-23 04:38:23,775 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2021-11-23 04:38:23,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2021-11-23 04:38:23,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2021-11-23 04:38:23,776 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2021-11-23 04:38:23,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2021-11-23 04:38:23,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2021-11-23 04:38:23,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2021-11-23 04:38:23,777 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2021-11-23 04:38:23,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2021-11-23 04:38:23,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2021-11-23 04:38:23,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2021-11-23 04:38:23,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2021-11-23 04:38:23,779 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2021-11-23 04:38:23,780 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2021-11-23 04:38:23,780 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2021-11-23 04:38:23,780 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2021-11-23 04:38:23,781 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2021-11-23 04:38:23,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2021-11-23 04:38:23,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2021-11-23 04:38:23,782 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2021-11-23 04:38:23,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2021-11-23 04:38:23,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2021-11-23 04:38:23,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2021-11-23 04:38:23,783 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2021-11-23 04:38:23,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2021-11-23 04:38:23,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2021-11-23 04:38:23,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2021-11-23 04:38:23,784 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2021-11-23 04:38:23,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 04:38:23,848 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 04:38:24,088 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2021-11-23 04:38:24,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2021-11-23 04:38:24,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2021-11-23 04:38:24,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2021-11-23 04:38:24,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2021-11-23 04:38:24,090 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2021-11-23 04:38:24,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2021-11-23 04:38:24,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2021-11-23 04:38:24,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2021-11-23 04:38:24,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2021-11-23 04:38:24,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2021-11-23 04:38:24,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2021-11-23 04:38:24,092 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2021-11-23 04:38:24,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2021-11-23 04:38:24,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2021-11-23 04:38:24,093 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2021-11-23 04:38:24,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2021-11-23 04:38:24,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2021-11-23 04:38:24,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2021-11-23 04:38:24,094 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2021-11-23 04:38:24,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2021-11-23 04:38:24,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2021-11-23 04:38:24,095 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2021-11-23 04:38:24,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2021-11-23 04:38:24,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2021-11-23 04:38:24,096 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2021-11-23 04:38:24,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2021-11-23 04:38:24,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2021-11-23 04:38:24,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2021-11-23 04:38:24,097 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2021-11-23 04:38:24,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2021-11-23 04:38:24,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2021-11-23 04:38:24,098 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2021-11-23 04:38:24,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2021-11-23 04:38:24,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2021-11-23 04:38:24,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2021-11-23 04:38:24,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2021-11-23 04:38:24,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2021-11-23 04:38:24,100 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2021-11-23 04:38:24,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2021-11-23 04:38:24,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2021-11-23 04:38:24,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2021-11-23 04:38:24,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2021-11-23 04:38:24,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2021-11-23 04:38:24,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2021-11-23 04:38:24,102 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2021-11-23 04:38:24,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2021-11-23 04:38:24,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2021-11-23 04:38:24,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2021-11-23 04:38:24,103 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2021-11-23 04:38:24,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2021-11-23 04:38:24,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2021-11-23 04:38:24,104 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2021-11-23 04:38:24,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2021-11-23 04:38:24,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2021-11-23 04:38:24,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2021-11-23 04:38:24,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2021-11-23 04:38:24,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2021-11-23 04:38:24,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2021-11-23 04:38:24,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2021-11-23 04:38:24,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2021-11-23 04:38:24,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2021-11-23 04:38:24,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2021-11-23 04:38:24,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2021-11-23 04:38:24,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2021-11-23 04:38:24,108 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2021-11-23 04:38:24,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2021-11-23 04:38:24,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2021-11-23 04:38:24,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2021-11-23 04:38:24,109 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2021-11-23 04:38:24,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2021-11-23 04:38:24,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2021-11-23 04:38:24,110 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2021-11-23 04:38:24,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2021-11-23 04:38:24,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2021-11-23 04:38:24,111 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2021-11-23 04:38:24,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2021-11-23 04:38:24,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2021-11-23 04:38:24,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2021-11-23 04:38:24,112 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2021-11-23 04:38:24,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2021-11-23 04:38:24,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2021-11-23 04:38:24,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2021-11-23 04:38:24,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2021-11-23 04:38:24,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2021-11-23 04:38:24,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2021-11-23 04:38:24,114 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2021-11-23 04:38:24,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2021-11-23 04:38:24,118 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 04:38:24,300 INFO L208 MainTranslator]: Completed translation [2021-11-23 04:38:24,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24 WrapperNode [2021-11-23 04:38:24,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 04:38:24,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 04:38:24,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 04:38:24,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 04:38:24,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:24,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:24,952 INFO L137 Inliner]: procedures = 672, calls = 2071, calls flagged for inlining = 1097, calls inlined = 3630, statements flattened = 33520 [2021-11-23 04:38:24,952 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 04:38:24,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 04:38:24,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 04:38:24,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 04:38:24,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:24,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:25,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:25,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:25,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:25,490 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:25,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:25,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 04:38:25,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 04:38:25,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 04:38:25,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 04:38:25,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (1/1) ... [2021-11-23 04:38:25,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 04:38:25,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:38:25,674 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) [2021-11-23 04:38:25,689 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 [2021-11-23 04:38:25,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 04:38:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 04:38:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 04:38:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 04:38:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 04:38:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 04:38:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 04:38:25,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 04:38:25,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 04:38:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 04:38:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 04:38:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 04:38:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 04:38:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 04:38:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 04:38:25,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 04:38:26,289 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 04:38:26,290 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 04:38:34,777 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_14_returnLabel#1: assume { :end_inline_ldv_entry_EMGentry_14 } true;main_#res#1 := 0; [2021-11-23 04:38:34,778 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_pci_pci_instance_2_switch_break#1: call ULTIMATE.dealloc(ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.offset);havoc ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0#1.offset; [2021-11-23 04:38:34,778 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-23 04:38:34,779 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L10080: #t~ret1042#1 := main_#res#1;assume { :end_inline_main } true; [2021-11-23 04:38:34,779 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 04:38:34,820 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 04:38:34,820 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 04:38:34,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:38:34 BoogieIcfgContainer [2021-11-23 04:38:34,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 04:38:34,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 04:38:34,828 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 04:38:34,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 04:38:34,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:38:20" (1/3) ... [2021-11-23 04:38:34,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746c7950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:38:34, skipping insertion in model container [2021-11-23 04:38:34,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:38:24" (2/3) ... [2021-11-23 04:38:34,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746c7950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:38:34, skipping insertion in model container [2021-11-23 04:38:34,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:38:34" (3/3) ... [2021-11-23 04:38:34,832 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2021-11-23 04:38:34,836 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 04:38:34,836 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 114 error locations. [2021-11-23 04:38:34,878 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 04:38:34,882 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 [2021-11-23 04:38:34,882 INFO L340 AbstractCegarLoop]: Starting to check reachability of 114 error locations. [2021-11-23 04:38:34,946 INFO L276 IsEmpty]: Start isEmpty. Operand has 6680 states, 6566 states have (on average 1.2782515991471215) internal successors, (8393), 6679 states have internal predecessors, (8393), 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) [2021-11-23 04:38:34,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 04:38:34,952 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:34,953 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] [2021-11-23 04:38:34,953 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr72ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:34,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:34,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1727445435, now seen corresponding path program 1 times [2021-11-23 04:38:34,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:34,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122576091] [2021-11-23 04:38:34,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:34,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:35,465 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:35,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122576091] [2021-11-23 04:38:35,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122576091] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:35,466 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:35,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:35,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733341743] [2021-11-23 04:38:35,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:35,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:35,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:35,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:35,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:35,505 INFO L87 Difference]: Start difference. First operand has 6680 states, 6566 states have (on average 1.2782515991471215) internal successors, (8393), 6679 states have internal predecessors, (8393), 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) 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) [2021-11-23 04:38:35,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:35,933 INFO L93 Difference]: Finished difference Result 13313 states and 16728 transitions. [2021-11-23 04:38:35,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:35,936 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 [2021-11-23 04:38:35,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:35,975 INFO L225 Difference]: With dead ends: 13313 [2021-11-23 04:38:35,976 INFO L226 Difference]: Without dead ends: 6541 [2021-11-23 04:38:35,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:36,002 INFO L933 BasicCegarLoop]: 8205 mSDtfsCounter, 8392 mSDsluCounter, 7999 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8392 SdHoareTripleChecker+Valid, 16204 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:36,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8392 Valid, 16204 Invalid, 6 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:36,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6541 states. [2021-11-23 04:38:36,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6541 to 6541. [2021-11-23 04:38:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6541 states, 6429 states have (on average 1.2361175921605225) internal successors, (7947), 6540 states have internal predecessors, (7947), 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) [2021-11-23 04:38:36,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6541 states to 6541 states and 7947 transitions. [2021-11-23 04:38:36,237 INFO L78 Accepts]: Start accepts. Automaton has 6541 states and 7947 transitions. Word has length 28 [2021-11-23 04:38:36,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:36,237 INFO L470 AbstractCegarLoop]: Abstraction has 6541 states and 7947 transitions. [2021-11-23 04:38:36,237 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) [2021-11-23 04:38:36,241 INFO L276 IsEmpty]: Start isEmpty. Operand 6541 states and 7947 transitions. [2021-11-23 04:38:36,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 04:38:36,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:36,242 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] [2021-11-23 04:38:36,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 04:38:36,243 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:36,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:36,245 INFO L85 PathProgramCache]: Analyzing trace with hash -6939382, now seen corresponding path program 1 times [2021-11-23 04:38:36,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:36,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126155282] [2021-11-23 04:38:36,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:36,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:36,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:36,390 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:36,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126155282] [2021-11-23 04:38:36,390 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126155282] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:36,391 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:36,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:36,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004608420] [2021-11-23 04:38:36,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:36,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:36,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:36,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:36,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:36,394 INFO L87 Difference]: Start difference. First operand 6541 states and 7947 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-11-23 04:38:36,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:36,577 INFO L93 Difference]: Finished difference Result 6541 states and 7947 transitions. [2021-11-23 04:38:36,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:36,578 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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 31 [2021-11-23 04:38:36,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:36,596 INFO L225 Difference]: With dead ends: 6541 [2021-11-23 04:38:36,596 INFO L226 Difference]: Without dead ends: 6537 [2021-11-23 04:38:36,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:36,604 INFO L933 BasicCegarLoop]: 7939 mSDtfsCounter, 8103 mSDsluCounter, 7753 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8103 SdHoareTripleChecker+Valid, 15692 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:36,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8103 Valid, 15692 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:36,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6537 states. [2021-11-23 04:38:36,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6537 to 6537. [2021-11-23 04:38:36,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6537 states, 6427 states have (on average 1.2358798817488719) internal successors, (7943), 6536 states have internal predecessors, (7943), 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) [2021-11-23 04:38:36,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6537 states to 6537 states and 7943 transitions. [2021-11-23 04:38:36,792 INFO L78 Accepts]: Start accepts. Automaton has 6537 states and 7943 transitions. Word has length 31 [2021-11-23 04:38:36,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:36,792 INFO L470 AbstractCegarLoop]: Abstraction has 6537 states and 7943 transitions. [2021-11-23 04:38:36,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 3 states have internal predecessors, (31), 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) [2021-11-23 04:38:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 6537 states and 7943 transitions. [2021-11-23 04:38:36,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 04:38:36,794 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:36,794 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] [2021-11-23 04:38:36,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 04:38:36,794 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:36,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:36,795 INFO L85 PathProgramCache]: Analyzing trace with hash -550813007, now seen corresponding path program 1 times [2021-11-23 04:38:36,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:36,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26332621] [2021-11-23 04:38:36,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:36,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:36,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:36,883 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:36,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26332621] [2021-11-23 04:38:36,884 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26332621] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:36,884 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:36,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:36,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815802086] [2021-11-23 04:38:36,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:36,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:36,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:36,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:36,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:36,885 INFO L87 Difference]: Start difference. First operand 6537 states and 7943 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) [2021-11-23 04:38:37,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:37,110 INFO L93 Difference]: Finished difference Result 6537 states and 7943 transitions. [2021-11-23 04:38:37,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:37,110 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 [2021-11-23 04:38:37,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:37,128 INFO L225 Difference]: With dead ends: 6537 [2021-11-23 04:38:37,128 INFO L226 Difference]: Without dead ends: 6533 [2021-11-23 04:38:37,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:37,133 INFO L933 BasicCegarLoop]: 7935 mSDtfsCounter, 8086 mSDsluCounter, 7759 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8086 SdHoareTripleChecker+Valid, 15694 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:37,134 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8086 Valid, 15694 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:37,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6533 states. [2021-11-23 04:38:37,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6533 to 6533. [2021-11-23 04:38:37,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6533 states, 6425 states have (on average 1.2356420233463035) internal successors, (7939), 6532 states have internal predecessors, (7939), 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) [2021-11-23 04:38:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6533 states to 6533 states and 7939 transitions. [2021-11-23 04:38:37,301 INFO L78 Accepts]: Start accepts. Automaton has 6533 states and 7939 transitions. Word has length 34 [2021-11-23 04:38:37,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:37,302 INFO L470 AbstractCegarLoop]: Abstraction has 6533 states and 7939 transitions. [2021-11-23 04:38:37,302 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) [2021-11-23 04:38:37,302 INFO L276 IsEmpty]: Start isEmpty. Operand 6533 states and 7939 transitions. [2021-11-23 04:38:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 04:38:37,307 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:37,308 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] [2021-11-23 04:38:37,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 04:38:37,308 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr75ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:37,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:37,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1821644342, now seen corresponding path program 1 times [2021-11-23 04:38:37,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:37,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439108866] [2021-11-23 04:38:37,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:37,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:37,442 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:37,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439108866] [2021-11-23 04:38:37,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439108866] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:37,443 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:37,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:37,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [113541093] [2021-11-23 04:38:37,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:37,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:37,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:37,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:37,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:37,445 INFO L87 Difference]: Start difference. First operand 6533 states and 7939 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 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) [2021-11-23 04:38:37,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:37,574 INFO L93 Difference]: Finished difference Result 6533 states and 7939 transitions. [2021-11-23 04:38:37,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:37,575 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), 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 37 [2021-11-23 04:38:37,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:37,595 INFO L225 Difference]: With dead ends: 6533 [2021-11-23 04:38:37,595 INFO L226 Difference]: Without dead ends: 6529 [2021-11-23 04:38:37,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:37,599 INFO L933 BasicCegarLoop]: 7931 mSDtfsCounter, 8069 mSDsluCounter, 7765 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8069 SdHoareTripleChecker+Valid, 15696 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:37,600 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8069 Valid, 15696 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:37,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6529 states. [2021-11-23 04:38:37,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6529 to 6529. [2021-11-23 04:38:37,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6529 states, 6423 states have (on average 1.2354040168145726) internal successors, (7935), 6528 states have internal predecessors, (7935), 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) [2021-11-23 04:38:37,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6529 states to 6529 states and 7935 transitions. [2021-11-23 04:38:37,764 INFO L78 Accepts]: Start accepts. Automaton has 6529 states and 7935 transitions. Word has length 37 [2021-11-23 04:38:37,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:37,766 INFO L470 AbstractCegarLoop]: Abstraction has 6529 states and 7935 transitions. [2021-11-23 04:38:37,766 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), 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) [2021-11-23 04:38:37,766 INFO L276 IsEmpty]: Start isEmpty. Operand 6529 states and 7935 transitions. [2021-11-23 04:38:37,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 04:38:37,768 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:37,768 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] [2021-11-23 04:38:37,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 04:38:37,768 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:37,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:37,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1716717341, now seen corresponding path program 1 times [2021-11-23 04:38:37,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:37,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214260235] [2021-11-23 04:38:37,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:37,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:37,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:37,900 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:37,900 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214260235] [2021-11-23 04:38:37,900 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214260235] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:37,900 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:37,900 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:37,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851768516] [2021-11-23 04:38:37,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:37,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:37,901 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:37,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:37,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:37,902 INFO L87 Difference]: Start difference. First operand 6529 states and 7935 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) [2021-11-23 04:38:38,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:38,108 INFO L93 Difference]: Finished difference Result 6529 states and 7935 transitions. [2021-11-23 04:38:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:38,108 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 [2021-11-23 04:38:38,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:38,136 INFO L225 Difference]: With dead ends: 6529 [2021-11-23 04:38:38,137 INFO L226 Difference]: Without dead ends: 6525 [2021-11-23 04:38:38,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:38,141 INFO L933 BasicCegarLoop]: 7927 mSDtfsCounter, 8052 mSDsluCounter, 7771 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8052 SdHoareTripleChecker+Valid, 15698 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:38,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8052 Valid, 15698 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:38,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6525 states. [2021-11-23 04:38:38,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6525 to 6525. [2021-11-23 04:38:38,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6525 states, 6421 states have (on average 1.2351658620152624) internal successors, (7931), 6524 states have internal predecessors, (7931), 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) [2021-11-23 04:38:38,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6525 states to 6525 states and 7931 transitions. [2021-11-23 04:38:38,305 INFO L78 Accepts]: Start accepts. Automaton has 6525 states and 7931 transitions. Word has length 40 [2021-11-23 04:38:38,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:38,305 INFO L470 AbstractCegarLoop]: Abstraction has 6525 states and 7931 transitions. [2021-11-23 04:38:38,306 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) [2021-11-23 04:38:38,306 INFO L276 IsEmpty]: Start isEmpty. Operand 6525 states and 7931 transitions. [2021-11-23 04:38:38,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 04:38:38,306 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:38,306 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] [2021-11-23 04:38:38,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 04:38:38,307 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr77ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:38,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:38,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1722333342, now seen corresponding path program 1 times [2021-11-23 04:38:38,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:38,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515492782] [2021-11-23 04:38:38,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:38,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:38,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:38,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:38,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515492782] [2021-11-23 04:38:38,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515492782] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:38,424 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:38,424 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:38,424 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138226481] [2021-11-23 04:38:38,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:38,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:38,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:38,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:38,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:38,425 INFO L87 Difference]: Start difference. First operand 6525 states and 7931 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 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) [2021-11-23 04:38:38,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:38,555 INFO L93 Difference]: Finished difference Result 6525 states and 7931 transitions. [2021-11-23 04:38:38,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:38,555 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 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 43 [2021-11-23 04:38:38,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:38,567 INFO L225 Difference]: With dead ends: 6525 [2021-11-23 04:38:38,567 INFO L226 Difference]: Without dead ends: 6521 [2021-11-23 04:38:38,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:38,570 INFO L933 BasicCegarLoop]: 7923 mSDtfsCounter, 8035 mSDsluCounter, 7777 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8035 SdHoareTripleChecker+Valid, 15700 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:38,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8035 Valid, 15700 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:38,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6521 states. [2021-11-23 04:38:38,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6521 to 6521. [2021-11-23 04:38:38,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6521 states, 6419 states have (on average 1.2349275588097834) internal successors, (7927), 6520 states have internal predecessors, (7927), 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) [2021-11-23 04:38:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6521 states to 6521 states and 7927 transitions. [2021-11-23 04:38:38,733 INFO L78 Accepts]: Start accepts. Automaton has 6521 states and 7927 transitions. Word has length 43 [2021-11-23 04:38:38,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:38,734 INFO L470 AbstractCegarLoop]: Abstraction has 6521 states and 7927 transitions. [2021-11-23 04:38:38,735 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 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) [2021-11-23 04:38:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 6521 states and 7927 transitions. [2021-11-23 04:38:38,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 04:38:38,736 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:38,736 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] [2021-11-23 04:38:38,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 04:38:38,736 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:38,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:38,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1375785035, now seen corresponding path program 1 times [2021-11-23 04:38:38,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:38,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052490975] [2021-11-23 04:38:38,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:38,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:38,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:38,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:38,829 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:38,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052490975] [2021-11-23 04:38:38,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052490975] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:38,829 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:38,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:38,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036927342] [2021-11-23 04:38:38,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:38,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 04:38:38,831 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:38,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 04:38:38,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:38:38,831 INFO L87 Difference]: Start difference. First operand 6521 states and 7927 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-11-23 04:38:39,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:39,091 INFO L93 Difference]: Finished difference Result 15527 states and 18917 transitions. [2021-11-23 04:38:39,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 04:38:39,091 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2021-11-23 04:38:39,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:39,109 INFO L225 Difference]: With dead ends: 15527 [2021-11-23 04:38:39,110 INFO L226 Difference]: Without dead ends: 9040 [2021-11-23 04:38:39,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:38:39,123 INFO L933 BasicCegarLoop]: 11011 mSDtfsCounter, 7909 mSDsluCounter, 3100 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7909 SdHoareTripleChecker+Valid, 14111 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:39,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7909 Valid, 14111 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:39,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9040 states. [2021-11-23 04:38:39,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9040 to 8973. [2021-11-23 04:38:39,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8973 states, 8871 states have (on average 1.2389809491601849) internal successors, (10991), 8972 states have internal predecessors, (10991), 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) [2021-11-23 04:38:39,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8973 states to 8973 states and 10991 transitions. [2021-11-23 04:38:39,423 INFO L78 Accepts]: Start accepts. Automaton has 8973 states and 10991 transitions. Word has length 45 [2021-11-23 04:38:39,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:39,424 INFO L470 AbstractCegarLoop]: Abstraction has 8973 states and 10991 transitions. [2021-11-23 04:38:39,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-11-23 04:38:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 8973 states and 10991 transitions. [2021-11-23 04:38:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 04:38:39,424 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:39,425 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] [2021-11-23 04:38:39,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 04:38:39,425 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:39,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:39,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1963627401, now seen corresponding path program 1 times [2021-11-23 04:38:39,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:39,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202731569] [2021-11-23 04:38:39,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:39,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:39,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:39,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:39,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202731569] [2021-11-23 04:38:39,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202731569] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:39,547 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:39,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:39,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597903557] [2021-11-23 04:38:39,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:39,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:39,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:39,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:39,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:39,549 INFO L87 Difference]: Start difference. First operand 8973 states and 10991 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) [2021-11-23 04:38:39,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:39,756 INFO L93 Difference]: Finished difference Result 8973 states and 10991 transitions. [2021-11-23 04:38:39,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:39,756 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 [2021-11-23 04:38:39,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:39,773 INFO L225 Difference]: With dead ends: 8973 [2021-11-23 04:38:39,773 INFO L226 Difference]: Without dead ends: 8969 [2021-11-23 04:38:39,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:39,779 INFO L933 BasicCegarLoop]: 7919 mSDtfsCounter, 8018 mSDsluCounter, 7783 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8018 SdHoareTripleChecker+Valid, 15702 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:39,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8018 Valid, 15702 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:39,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2021-11-23 04:38:40,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 8969. [2021-11-23 04:38:40,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8969 states, 8869 states have (on average 1.2388093358890517) internal successors, (10987), 8968 states have internal predecessors, (10987), 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) [2021-11-23 04:38:40,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8969 states to 8969 states and 10987 transitions. [2021-11-23 04:38:40,026 INFO L78 Accepts]: Start accepts. Automaton has 8969 states and 10987 transitions. Word has length 46 [2021-11-23 04:38:40,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:40,027 INFO L470 AbstractCegarLoop]: Abstraction has 8969 states and 10987 transitions. [2021-11-23 04:38:40,027 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) [2021-11-23 04:38:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 8969 states and 10987 transitions. [2021-11-23 04:38:40,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 04:38:40,028 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:40,028 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] [2021-11-23 04:38:40,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 04:38:40,028 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:40,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:40,028 INFO L85 PathProgramCache]: Analyzing trace with hash -753218778, now seen corresponding path program 1 times [2021-11-23 04:38:40,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:40,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192514004] [2021-11-23 04:38:40,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:40,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:40,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:40,121 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:40,121 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192514004] [2021-11-23 04:38:40,121 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192514004] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:40,121 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:40,121 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 04:38:40,122 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788904302] [2021-11-23 04:38:40,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:40,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 04:38:40,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:40,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 04:38:40,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:40,124 INFO L87 Difference]: Start difference. First operand 8969 states and 10987 transitions. Second operand has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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) [2021-11-23 04:38:40,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:40,600 INFO L93 Difference]: Finished difference Result 17971 states and 21973 transitions. [2021-11-23 04:38:40,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:38:40,601 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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 49 [2021-11-23 04:38:40,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:40,618 INFO L225 Difference]: With dead ends: 17971 [2021-11-23 04:38:40,618 INFO L226 Difference]: Without dead ends: 9036 [2021-11-23 04:38:40,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:38:40,635 INFO L933 BasicCegarLoop]: 11001 mSDtfsCounter, 23733 mSDsluCounter, 6202 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23733 SdHoareTripleChecker+Valid, 17203 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:40,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [23733 Valid, 17203 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:40,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9036 states. [2021-11-23 04:38:40,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9036 to 8965. [2021-11-23 04:38:40,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8965 states, 8866 states have (on average 1.2386645612452063) internal successors, (10982), 8964 states have internal predecessors, (10982), 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) [2021-11-23 04:38:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8965 states to 8965 states and 10982 transitions. [2021-11-23 04:38:40,973 INFO L78 Accepts]: Start accepts. Automaton has 8965 states and 10982 transitions. Word has length 49 [2021-11-23 04:38:40,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:40,973 INFO L470 AbstractCegarLoop]: Abstraction has 8965 states and 10982 transitions. [2021-11-23 04:38:40,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.8) internal successors, (49), 5 states have internal predecessors, (49), 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) [2021-11-23 04:38:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 8965 states and 10982 transitions. [2021-11-23 04:38:40,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 04:38:40,974 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:40,974 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] [2021-11-23 04:38:40,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 04:38:40,975 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:40,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:40,975 INFO L85 PathProgramCache]: Analyzing trace with hash 991277198, now seen corresponding path program 1 times [2021-11-23 04:38:40,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:40,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934301755] [2021-11-23 04:38:40,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:40,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:41,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:41,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:41,077 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934301755] [2021-11-23 04:38:41,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934301755] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:41,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:41,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:41,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233925995] [2021-11-23 04:38:41,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:41,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:41,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:41,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:41,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:41,080 INFO L87 Difference]: Start difference. First operand 8965 states and 10982 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 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) [2021-11-23 04:38:41,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:41,389 INFO L93 Difference]: Finished difference Result 8965 states and 10982 transitions. [2021-11-23 04:38:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:41,389 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 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 49 [2021-11-23 04:38:41,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:41,407 INFO L225 Difference]: With dead ends: 8965 [2021-11-23 04:38:41,407 INFO L226 Difference]: Without dead ends: 8961 [2021-11-23 04:38:41,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:41,413 INFO L933 BasicCegarLoop]: 7910 mSDtfsCounter, 7996 mSDsluCounter, 7784 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7996 SdHoareTripleChecker+Valid, 15694 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:41,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7996 Valid, 15694 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:41,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2021-11-23 04:38:41,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 8961. [2021-11-23 04:38:41,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8961 states, 8864 states have (on average 1.2384927797833936) internal successors, (10978), 8960 states have internal predecessors, (10978), 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) [2021-11-23 04:38:41,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8961 states to 8961 states and 10978 transitions. [2021-11-23 04:38:41,681 INFO L78 Accepts]: Start accepts. Automaton has 8961 states and 10978 transitions. Word has length 49 [2021-11-23 04:38:41,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:41,681 INFO L470 AbstractCegarLoop]: Abstraction has 8961 states and 10978 transitions. [2021-11-23 04:38:41,682 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 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) [2021-11-23 04:38:41,682 INFO L276 IsEmpty]: Start isEmpty. Operand 8961 states and 10978 transitions. [2021-11-23 04:38:41,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 04:38:41,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:41,682 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] [2021-11-23 04:38:41,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 04:38:41,683 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:41,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:41,683 INFO L85 PathProgramCache]: Analyzing trace with hash -864644687, now seen corresponding path program 1 times [2021-11-23 04:38:41,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:41,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049324215] [2021-11-23 04:38:41,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:41,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:41,770 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:41,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049324215] [2021-11-23 04:38:41,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049324215] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:41,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:41,771 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:41,771 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124395418] [2021-11-23 04:38:41,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:41,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:41,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:41,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:41,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:41,772 INFO L87 Difference]: Start difference. First operand 8961 states and 10978 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-11-23 04:38:42,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:42,044 INFO L93 Difference]: Finished difference Result 8961 states and 10978 transitions. [2021-11-23 04:38:42,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:42,044 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 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 51 [2021-11-23 04:38:42,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:42,058 INFO L225 Difference]: With dead ends: 8961 [2021-11-23 04:38:42,058 INFO L226 Difference]: Without dead ends: 8957 [2021-11-23 04:38:42,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:42,062 INFO L933 BasicCegarLoop]: 7906 mSDtfsCounter, 7982 mSDsluCounter, 7788 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7982 SdHoareTripleChecker+Valid, 15694 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:42,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7982 Valid, 15694 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:42,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8957 states. [2021-11-23 04:38:42,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8957 to 8957. [2021-11-23 04:38:42,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8957 states, 8862 states have (on average 1.2383209207853758) internal successors, (10974), 8956 states have internal predecessors, (10974), 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) [2021-11-23 04:38:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8957 states to 8957 states and 10974 transitions. [2021-11-23 04:38:42,312 INFO L78 Accepts]: Start accepts. Automaton has 8957 states and 10974 transitions. Word has length 51 [2021-11-23 04:38:42,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:42,312 INFO L470 AbstractCegarLoop]: Abstraction has 8957 states and 10974 transitions. [2021-11-23 04:38:42,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-11-23 04:38:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 8957 states and 10974 transitions. [2021-11-23 04:38:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 04:38:42,313 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:42,313 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] [2021-11-23 04:38:42,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 04:38:42,313 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:42,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:42,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1689028932, now seen corresponding path program 1 times [2021-11-23 04:38:42,314 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:42,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587029155] [2021-11-23 04:38:42,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:42,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:42,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:42,394 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:42,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587029155] [2021-11-23 04:38:42,394 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587029155] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:42,394 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:42,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:42,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692739078] [2021-11-23 04:38:42,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:42,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:42,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:42,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:42,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:42,395 INFO L87 Difference]: Start difference. First operand 8957 states and 10974 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) [2021-11-23 04:38:42,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:42,641 INFO L93 Difference]: Finished difference Result 8957 states and 10974 transitions. [2021-11-23 04:38:42,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:42,641 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 [2021-11-23 04:38:42,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:42,658 INFO L225 Difference]: With dead ends: 8957 [2021-11-23 04:38:42,659 INFO L226 Difference]: Without dead ends: 8953 [2021-11-23 04:38:42,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:42,663 INFO L933 BasicCegarLoop]: 7902 mSDtfsCounter, 7965 mSDsluCounter, 7794 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7965 SdHoareTripleChecker+Valid, 15696 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:42,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7965 Valid, 15696 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:42,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8953 states. [2021-11-23 04:38:42,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8953 to 8953. [2021-11-23 04:38:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8953 states, 8860 states have (on average 1.2381489841986455) internal successors, (10970), 8952 states have internal predecessors, (10970), 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) [2021-11-23 04:38:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8953 states to 8953 states and 10970 transitions. [2021-11-23 04:38:42,945 INFO L78 Accepts]: Start accepts. Automaton has 8953 states and 10970 transitions. Word has length 54 [2021-11-23 04:38:42,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:42,946 INFO L470 AbstractCegarLoop]: Abstraction has 8953 states and 10970 transitions. [2021-11-23 04:38:42,946 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) [2021-11-23 04:38:42,946 INFO L276 IsEmpty]: Start isEmpty. Operand 8953 states and 10970 transitions. [2021-11-23 04:38:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 04:38:42,947 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:42,947 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] [2021-11-23 04:38:42,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 04:38:42,947 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr82ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:42,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:42,948 INFO L85 PathProgramCache]: Analyzing trace with hash 1997906013, now seen corresponding path program 1 times [2021-11-23 04:38:42,948 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:42,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660777166] [2021-11-23 04:38:42,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:42,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:43,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:43,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:43,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660777166] [2021-11-23 04:38:43,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660777166] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:43,040 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:43,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:43,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061163721] [2021-11-23 04:38:43,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:43,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:43,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:43,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:43,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:43,042 INFO L87 Difference]: Start difference. First operand 8953 states and 10970 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 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) [2021-11-23 04:38:43,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:43,344 INFO L93 Difference]: Finished difference Result 8953 states and 10970 transitions. [2021-11-23 04:38:43,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:43,345 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 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 57 [2021-11-23 04:38:43,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:43,360 INFO L225 Difference]: With dead ends: 8953 [2021-11-23 04:38:43,360 INFO L226 Difference]: Without dead ends: 8949 [2021-11-23 04:38:43,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:43,364 INFO L933 BasicCegarLoop]: 7898 mSDtfsCounter, 7948 mSDsluCounter, 7800 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7948 SdHoareTripleChecker+Valid, 15698 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:43,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7948 Valid, 15698 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:43,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8949 states. [2021-11-23 04:38:43,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8949 to 8949. [2021-11-23 04:38:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8949 states, 8858 states have (on average 1.237976969970648) internal successors, (10966), 8948 states have internal predecessors, (10966), 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) [2021-11-23 04:38:43,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8949 states to 8949 states and 10966 transitions. [2021-11-23 04:38:43,647 INFO L78 Accepts]: Start accepts. Automaton has 8949 states and 10966 transitions. Word has length 57 [2021-11-23 04:38:43,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:43,647 INFO L470 AbstractCegarLoop]: Abstraction has 8949 states and 10966 transitions. [2021-11-23 04:38:43,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 3 states have internal predecessors, (57), 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) [2021-11-23 04:38:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 8949 states and 10966 transitions. [2021-11-23 04:38:43,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 04:38:43,648 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:43,648 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] [2021-11-23 04:38:43,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 04:38:43,648 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:43,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:43,649 INFO L85 PathProgramCache]: Analyzing trace with hash -16763480, now seen corresponding path program 1 times [2021-11-23 04:38:43,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:43,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476102104] [2021-11-23 04:38:43,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:43,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:43,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:43,727 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:43,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476102104] [2021-11-23 04:38:43,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476102104] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:43,728 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:43,728 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:43,728 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244602261] [2021-11-23 04:38:43,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:43,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:43,728 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:43,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:43,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:43,729 INFO L87 Difference]: Start difference. First operand 8949 states and 10966 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) [2021-11-23 04:38:43,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:43,989 INFO L93 Difference]: Finished difference Result 8949 states and 10966 transitions. [2021-11-23 04:38:43,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:43,989 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 [2021-11-23 04:38:43,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:44,006 INFO L225 Difference]: With dead ends: 8949 [2021-11-23 04:38:44,006 INFO L226 Difference]: Without dead ends: 8945 [2021-11-23 04:38:44,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:44,010 INFO L933 BasicCegarLoop]: 7894 mSDtfsCounter, 7931 mSDsluCounter, 7806 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7931 SdHoareTripleChecker+Valid, 15700 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:44,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7931 Valid, 15700 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:44,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8945 states. [2021-11-23 04:38:44,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8945 to 8945. [2021-11-23 04:38:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8945 states, 8856 states have (on average 1.2378048780487805) internal successors, (10962), 8944 states have internal predecessors, (10962), 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) [2021-11-23 04:38:44,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8945 states to 8945 states and 10962 transitions. [2021-11-23 04:38:44,295 INFO L78 Accepts]: Start accepts. Automaton has 8945 states and 10962 transitions. Word has length 60 [2021-11-23 04:38:44,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:44,295 INFO L470 AbstractCegarLoop]: Abstraction has 8945 states and 10962 transitions. [2021-11-23 04:38:44,295 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) [2021-11-23 04:38:44,295 INFO L276 IsEmpty]: Start isEmpty. Operand 8945 states and 10962 transitions. [2021-11-23 04:38:44,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 04:38:44,296 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:44,296 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] [2021-11-23 04:38:44,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 04:38:44,296 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:44,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:44,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1162623223, now seen corresponding path program 1 times [2021-11-23 04:38:44,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:44,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821724696] [2021-11-23 04:38:44,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:44,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:44,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:44,370 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:44,371 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821724696] [2021-11-23 04:38:44,371 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821724696] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:44,371 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:44,371 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:44,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085457425] [2021-11-23 04:38:44,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:44,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:44,372 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:44,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:44,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:44,372 INFO L87 Difference]: Start difference. First operand 8945 states and 10962 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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) [2021-11-23 04:38:44,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:44,670 INFO L93 Difference]: Finished difference Result 8945 states and 10962 transitions. [2021-11-23 04:38:44,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:44,671 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2021-11-23 04:38:44,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:44,687 INFO L225 Difference]: With dead ends: 8945 [2021-11-23 04:38:44,687 INFO L226 Difference]: Without dead ends: 8941 [2021-11-23 04:38:44,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:44,692 INFO L933 BasicCegarLoop]: 7890 mSDtfsCounter, 7914 mSDsluCounter, 7812 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7914 SdHoareTripleChecker+Valid, 15702 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:44,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7914 Valid, 15702 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:44,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8941 states. [2021-11-23 04:38:44,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8941 to 8941. [2021-11-23 04:38:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8941 states, 8854 states have (on average 1.237632708380393) internal successors, (10958), 8940 states have internal predecessors, (10958), 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) [2021-11-23 04:38:44,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8941 states to 8941 states and 10958 transitions. [2021-11-23 04:38:44,992 INFO L78 Accepts]: Start accepts. Automaton has 8941 states and 10958 transitions. Word has length 63 [2021-11-23 04:38:44,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:44,992 INFO L470 AbstractCegarLoop]: Abstraction has 8941 states and 10958 transitions. [2021-11-23 04:38:44,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 3 states have internal predecessors, (63), 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) [2021-11-23 04:38:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 8941 states and 10958 transitions. [2021-11-23 04:38:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 04:38:44,993 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:44,993 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] [2021-11-23 04:38:44,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 04:38:44,993 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:44,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:44,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1070146412, now seen corresponding path program 1 times [2021-11-23 04:38:44,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:44,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500160971] [2021-11-23 04:38:44,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:44,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:45,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:45,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:45,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500160971] [2021-11-23 04:38:45,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500160971] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:45,086 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:45,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:45,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802982377] [2021-11-23 04:38:45,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:45,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:45,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:45,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:45,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:45,088 INFO L87 Difference]: Start difference. First operand 8941 states and 10958 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) [2021-11-23 04:38:45,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:45,384 INFO L93 Difference]: Finished difference Result 8941 states and 10958 transitions. [2021-11-23 04:38:45,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:45,385 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 [2021-11-23 04:38:45,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:45,401 INFO L225 Difference]: With dead ends: 8941 [2021-11-23 04:38:45,401 INFO L226 Difference]: Without dead ends: 8937 [2021-11-23 04:38:45,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:45,405 INFO L933 BasicCegarLoop]: 7886 mSDtfsCounter, 7897 mSDsluCounter, 7818 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7897 SdHoareTripleChecker+Valid, 15704 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:45,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7897 Valid, 15704 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:45,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8937 states. [2021-11-23 04:38:45,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8937 to 8937. [2021-11-23 04:38:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8937 states, 8852 states have (on average 1.2374604609127882) internal successors, (10954), 8936 states have internal predecessors, (10954), 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) [2021-11-23 04:38:45,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8937 states to 8937 states and 10954 transitions. [2021-11-23 04:38:45,764 INFO L78 Accepts]: Start accepts. Automaton has 8937 states and 10954 transitions. Word has length 66 [2021-11-23 04:38:45,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:45,764 INFO L470 AbstractCegarLoop]: Abstraction has 8937 states and 10954 transitions. [2021-11-23 04:38:45,764 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) [2021-11-23 04:38:45,764 INFO L276 IsEmpty]: Start isEmpty. Operand 8937 states and 10954 transitions. [2021-11-23 04:38:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 04:38:45,765 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:45,765 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] [2021-11-23 04:38:45,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-23 04:38:45,765 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:45,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:45,765 INFO L85 PathProgramCache]: Analyzing trace with hash 832505269, now seen corresponding path program 1 times [2021-11-23 04:38:45,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:45,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888803093] [2021-11-23 04:38:45,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:45,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:45,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:45,855 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:45,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888803093] [2021-11-23 04:38:45,855 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888803093] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:45,855 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:45,855 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:45,855 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339509353] [2021-11-23 04:38:45,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:45,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:45,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:45,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:45,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:45,856 INFO L87 Difference]: Start difference. First operand 8937 states and 10954 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 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) [2021-11-23 04:38:46,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:46,176 INFO L93 Difference]: Finished difference Result 8937 states and 10954 transitions. [2021-11-23 04:38:46,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:46,177 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 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 69 [2021-11-23 04:38:46,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:46,192 INFO L225 Difference]: With dead ends: 8937 [2021-11-23 04:38:46,193 INFO L226 Difference]: Without dead ends: 8933 [2021-11-23 04:38:46,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:46,197 INFO L933 BasicCegarLoop]: 7882 mSDtfsCounter, 7880 mSDsluCounter, 7824 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7880 SdHoareTripleChecker+Valid, 15706 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:46,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7880 Valid, 15706 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:46,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8933 states. [2021-11-23 04:38:46,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8933 to 8933. [2021-11-23 04:38:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8933 states, 8850 states have (on average 1.2372881355932204) internal successors, (10950), 8932 states have internal predecessors, (10950), 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) [2021-11-23 04:38:46,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8933 states to 8933 states and 10950 transitions. [2021-11-23 04:38:46,532 INFO L78 Accepts]: Start accepts. Automaton has 8933 states and 10950 transitions. Word has length 69 [2021-11-23 04:38:46,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:46,532 INFO L470 AbstractCegarLoop]: Abstraction has 8933 states and 10950 transitions. [2021-11-23 04:38:46,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 3 states have internal predecessors, (69), 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) [2021-11-23 04:38:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 8933 states and 10950 transitions. [2021-11-23 04:38:46,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 04:38:46,533 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:46,533 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] [2021-11-23 04:38:46,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-23 04:38:46,534 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:46,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:46,534 INFO L85 PathProgramCache]: Analyzing trace with hash 2045340544, now seen corresponding path program 1 times [2021-11-23 04:38:46,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:46,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128339598] [2021-11-23 04:38:46,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:46,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:46,627 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:46,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128339598] [2021-11-23 04:38:46,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128339598] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:46,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:46,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:46,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181440332] [2021-11-23 04:38:46,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:46,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:46,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:46,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:46,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:46,628 INFO L87 Difference]: Start difference. First operand 8933 states and 10950 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2021-11-23 04:38:47,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:47,168 INFO L93 Difference]: Finished difference Result 8933 states and 10950 transitions. [2021-11-23 04:38:47,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:47,168 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), 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 72 [2021-11-23 04:38:47,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:47,184 INFO L225 Difference]: With dead ends: 8933 [2021-11-23 04:38:47,184 INFO L226 Difference]: Without dead ends: 8929 [2021-11-23 04:38:47,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:47,189 INFO L933 BasicCegarLoop]: 7878 mSDtfsCounter, 7863 mSDsluCounter, 7830 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7863 SdHoareTripleChecker+Valid, 15708 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:47,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7863 Valid, 15708 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:47,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8929 states. [2021-11-23 04:38:47,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8929 to 8929. [2021-11-23 04:38:47,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8929 states, 8848 states have (on average 1.2371157323688968) internal successors, (10946), 8928 states have internal predecessors, (10946), 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) [2021-11-23 04:38:47,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8929 states to 8929 states and 10946 transitions. [2021-11-23 04:38:47,534 INFO L78 Accepts]: Start accepts. Automaton has 8929 states and 10946 transitions. Word has length 72 [2021-11-23 04:38:47,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:47,534 INFO L470 AbstractCegarLoop]: Abstraction has 8929 states and 10946 transitions. [2021-11-23 04:38:47,534 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), 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) [2021-11-23 04:38:47,534 INFO L276 IsEmpty]: Start isEmpty. Operand 8929 states and 10946 transitions. [2021-11-23 04:38:47,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 04:38:47,535 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:47,535 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] [2021-11-23 04:38:47,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-23 04:38:47,535 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:47,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:47,535 INFO L85 PathProgramCache]: Analyzing trace with hash 644598262, now seen corresponding path program 1 times [2021-11-23 04:38:47,535 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:47,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945437537] [2021-11-23 04:38:47,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:47,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:47,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:47,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945437537] [2021-11-23 04:38:47,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945437537] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:47,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:47,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:47,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296531867] [2021-11-23 04:38:47,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:47,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:47,633 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:47,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:47,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:47,634 INFO L87 Difference]: Start difference. First operand 8929 states and 10946 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-11-23 04:38:48,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:48,291 INFO L93 Difference]: Finished difference Result 9997 states and 12194 transitions. [2021-11-23 04:38:48,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:38:48,292 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 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 73 [2021-11-23 04:38:48,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:48,309 INFO L225 Difference]: With dead ends: 9997 [2021-11-23 04:38:48,309 INFO L226 Difference]: Without dead ends: 9943 [2021-11-23 04:38:48,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:48,313 INFO L933 BasicCegarLoop]: 8665 mSDtfsCounter, 9165 mSDsluCounter, 7194 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9165 SdHoareTripleChecker+Valid, 15859 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:48,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9165 Valid, 15859 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:38:48,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9943 states. [2021-11-23 04:38:48,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9943 to 8875. [2021-11-23 04:38:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8875 states, 8821 states have (on average 1.2333068813059744) internal successors, (10879), 8874 states have internal predecessors, (10879), 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) [2021-11-23 04:38:48,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8875 states to 8875 states and 10879 transitions. [2021-11-23 04:38:48,804 INFO L78 Accepts]: Start accepts. Automaton has 8875 states and 10879 transitions. Word has length 73 [2021-11-23 04:38:48,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:48,804 INFO L470 AbstractCegarLoop]: Abstraction has 8875 states and 10879 transitions. [2021-11-23 04:38:48,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 3 states have internal predecessors, (73), 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) [2021-11-23 04:38:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 8875 states and 10879 transitions. [2021-11-23 04:38:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 04:38:48,805 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:48,805 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] [2021-11-23 04:38:48,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-23 04:38:48,805 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:48,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:48,805 INFO L85 PathProgramCache]: Analyzing trace with hash 61168737, now seen corresponding path program 1 times [2021-11-23 04:38:48,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:48,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510589131] [2021-11-23 04:38:48,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:48,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:48,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:48,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510589131] [2021-11-23 04:38:48,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510589131] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:48,886 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:48,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:48,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126617820] [2021-11-23 04:38:48,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:48,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:48,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:48,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:48,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:48,887 INFO L87 Difference]: Start difference. First operand 8875 states and 10879 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-11-23 04:38:49,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:49,254 INFO L93 Difference]: Finished difference Result 8875 states and 10879 transitions. [2021-11-23 04:38:49,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:49,254 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 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 75 [2021-11-23 04:38:49,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:49,269 INFO L225 Difference]: With dead ends: 8875 [2021-11-23 04:38:49,269 INFO L226 Difference]: Without dead ends: 8871 [2021-11-23 04:38:49,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:49,274 INFO L933 BasicCegarLoop]: 7820 mSDtfsCounter, 7792 mSDsluCounter, 7782 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7792 SdHoareTripleChecker+Valid, 15602 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:49,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7792 Valid, 15602 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:49,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8871 states. [2021-11-23 04:38:49,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8871 to 8871. [2021-11-23 04:38:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8871 states, 8819 states have (on average 1.2331330082775824) internal successors, (10875), 8870 states have internal predecessors, (10875), 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) [2021-11-23 04:38:49,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8871 states to 8871 states and 10875 transitions. [2021-11-23 04:38:49,668 INFO L78 Accepts]: Start accepts. Automaton has 8871 states and 10875 transitions. Word has length 75 [2021-11-23 04:38:49,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:49,670 INFO L470 AbstractCegarLoop]: Abstraction has 8871 states and 10875 transitions. [2021-11-23 04:38:49,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 3 states have internal predecessors, (75), 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) [2021-11-23 04:38:49,670 INFO L276 IsEmpty]: Start isEmpty. Operand 8871 states and 10875 transitions. [2021-11-23 04:38:49,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 04:38:49,671 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:49,671 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] [2021-11-23 04:38:49,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-23 04:38:49,672 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:49,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:49,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1233773164, now seen corresponding path program 1 times [2021-11-23 04:38:49,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:49,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720682306] [2021-11-23 04:38:49,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:49,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:49,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:49,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720682306] [2021-11-23 04:38:49,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720682306] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:49,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:49,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:49,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193894010] [2021-11-23 04:38:49,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:49,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:49,823 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:49,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:49,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:49,824 INFO L87 Difference]: Start difference. First operand 8871 states and 10875 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-11-23 04:38:50,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:50,199 INFO L93 Difference]: Finished difference Result 8871 states and 10875 transitions. [2021-11-23 04:38:50,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:50,200 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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 78 [2021-11-23 04:38:50,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:50,212 INFO L225 Difference]: With dead ends: 8871 [2021-11-23 04:38:50,213 INFO L226 Difference]: Without dead ends: 8867 [2021-11-23 04:38:50,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:50,216 INFO L933 BasicCegarLoop]: 7816 mSDtfsCounter, 7775 mSDsluCounter, 7788 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7775 SdHoareTripleChecker+Valid, 15604 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:50,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7775 Valid, 15604 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:50,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8867 states. [2021-11-23 04:38:50,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8867 to 8867. [2021-11-23 04:38:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8867 states, 8817 states have (on average 1.2329590563683792) internal successors, (10871), 8866 states have internal predecessors, (10871), 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) [2021-11-23 04:38:50,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8867 states to 8867 states and 10871 transitions. [2021-11-23 04:38:50,613 INFO L78 Accepts]: Start accepts. Automaton has 8867 states and 10871 transitions. Word has length 78 [2021-11-23 04:38:50,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:50,614 INFO L470 AbstractCegarLoop]: Abstraction has 8867 states and 10871 transitions. [2021-11-23 04:38:50,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 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) [2021-11-23 04:38:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 8867 states and 10871 transitions. [2021-11-23 04:38:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 04:38:50,615 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:50,615 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] [2021-11-23 04:38:50,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-23 04:38:50,615 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:50,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:50,616 INFO L85 PathProgramCache]: Analyzing trace with hash -971715827, now seen corresponding path program 1 times [2021-11-23 04:38:50,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:50,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729647829] [2021-11-23 04:38:50,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:50,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:50,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:50,696 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:50,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729647829] [2021-11-23 04:38:50,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729647829] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:50,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:50,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:50,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256451875] [2021-11-23 04:38:50,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:50,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:50,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:50,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:50,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:50,698 INFO L87 Difference]: Start difference. First operand 8867 states and 10871 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 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) [2021-11-23 04:38:51,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:51,141 INFO L93 Difference]: Finished difference Result 8867 states and 10871 transitions. [2021-11-23 04:38:51,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:51,141 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 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 81 [2021-11-23 04:38:51,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:51,152 INFO L225 Difference]: With dead ends: 8867 [2021-11-23 04:38:51,152 INFO L226 Difference]: Without dead ends: 8863 [2021-11-23 04:38:51,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:51,155 INFO L933 BasicCegarLoop]: 7812 mSDtfsCounter, 7758 mSDsluCounter, 7794 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7758 SdHoareTripleChecker+Valid, 15606 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:51,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7758 Valid, 15606 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:51,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2021-11-23 04:38:51,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 8863. [2021-11-23 04:38:51,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8863 states, 8815 states have (on average 1.232785025524674) internal successors, (10867), 8862 states have internal predecessors, (10867), 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) [2021-11-23 04:38:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8863 states to 8863 states and 10867 transitions. [2021-11-23 04:38:51,554 INFO L78 Accepts]: Start accepts. Automaton has 8863 states and 10867 transitions. Word has length 81 [2021-11-23 04:38:51,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:51,554 INFO L470 AbstractCegarLoop]: Abstraction has 8863 states and 10867 transitions. [2021-11-23 04:38:51,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 3 states have internal predecessors, (81), 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) [2021-11-23 04:38:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 8863 states and 10867 transitions. [2021-11-23 04:38:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 04:38:51,555 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:51,555 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, 1] [2021-11-23 04:38:51,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-23 04:38:51,556 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:51,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:51,556 INFO L85 PathProgramCache]: Analyzing trace with hash -284540584, now seen corresponding path program 1 times [2021-11-23 04:38:51,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:51,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730152360] [2021-11-23 04:38:51,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:51,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:51,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:51,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:51,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730152360] [2021-11-23 04:38:51,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730152360] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:51,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:51,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:51,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097280935] [2021-11-23 04:38:51,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:51,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:51,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:51,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:51,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:51,666 INFO L87 Difference]: Start difference. First operand 8863 states and 10867 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2021-11-23 04:38:52,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:52,066 INFO L93 Difference]: Finished difference Result 8863 states and 10867 transitions. [2021-11-23 04:38:52,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:52,067 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 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 84 [2021-11-23 04:38:52,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:52,080 INFO L225 Difference]: With dead ends: 8863 [2021-11-23 04:38:52,081 INFO L226 Difference]: Without dead ends: 8859 [2021-11-23 04:38:52,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:52,085 INFO L933 BasicCegarLoop]: 7808 mSDtfsCounter, 7741 mSDsluCounter, 7800 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7741 SdHoareTripleChecker+Valid, 15608 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:52,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7741 Valid, 15608 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:52,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8859 states. [2021-11-23 04:38:52,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8859 to 8859. [2021-11-23 04:38:52,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8859 states, 8813 states have (on average 1.2326109156927267) internal successors, (10863), 8858 states have internal predecessors, (10863), 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) [2021-11-23 04:38:52,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8859 states to 8859 states and 10863 transitions. [2021-11-23 04:38:52,655 INFO L78 Accepts]: Start accepts. Automaton has 8859 states and 10863 transitions. Word has length 84 [2021-11-23 04:38:52,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:52,656 INFO L470 AbstractCegarLoop]: Abstraction has 8859 states and 10863 transitions. [2021-11-23 04:38:52,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2021-11-23 04:38:52,656 INFO L276 IsEmpty]: Start isEmpty. Operand 8859 states and 10863 transitions. [2021-11-23 04:38:52,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 04:38:52,657 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:52,657 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, 1, 1, 1] [2021-11-23 04:38:52,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-23 04:38:52,657 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:52,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:52,658 INFO L85 PathProgramCache]: Analyzing trace with hash 790687350, now seen corresponding path program 1 times [2021-11-23 04:38:52,658 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:52,658 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429758976] [2021-11-23 04:38:52,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:52,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:52,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:52,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:52,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429758976] [2021-11-23 04:38:52,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429758976] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:52,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:52,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 04:38:52,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179214299] [2021-11-23 04:38:52,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:52,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:52,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:52,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:52,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:52,747 INFO L87 Difference]: Start difference. First operand 8859 states and 10863 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 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) [2021-11-23 04:38:53,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:53,924 INFO L93 Difference]: Finished difference Result 16372 states and 20229 transitions. [2021-11-23 04:38:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:38:53,924 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 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 86 [2021-11-23 04:38:53,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:53,951 INFO L225 Difference]: With dead ends: 16372 [2021-11-23 04:38:53,951 INFO L226 Difference]: Without dead ends: 16314 [2021-11-23 04:38:53,959 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:53,960 INFO L933 BasicCegarLoop]: 14117 mSDtfsCounter, 13917 mSDsluCounter, 8837 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13917 SdHoareTripleChecker+Valid, 22954 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:53,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13917 Valid, 22954 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 04:38:53,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16314 states. [2021-11-23 04:38:54,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16314 to 8801. [2021-11-23 04:38:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8801 states, 8784 states have (on average 1.228483606557377) internal successors, (10791), 8800 states have internal predecessors, (10791), 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) [2021-11-23 04:38:54,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8801 states to 8801 states and 10791 transitions. [2021-11-23 04:38:54,603 INFO L78 Accepts]: Start accepts. Automaton has 8801 states and 10791 transitions. Word has length 86 [2021-11-23 04:38:54,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:54,603 INFO L470 AbstractCegarLoop]: Abstraction has 8801 states and 10791 transitions. [2021-11-23 04:38:54,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 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) [2021-11-23 04:38:54,603 INFO L276 IsEmpty]: Start isEmpty. Operand 8801 states and 10791 transitions. [2021-11-23 04:38:54,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 04:38:54,604 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:54,605 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, 1, 1, 1, 1] [2021-11-23 04:38:54,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-23 04:38:54,605 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:54,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:54,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1539002809, now seen corresponding path program 1 times [2021-11-23 04:38:54,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:54,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922391429] [2021-11-23 04:38:54,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:54,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:54,686 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:54,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922391429] [2021-11-23 04:38:54,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922391429] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:54,686 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:54,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:54,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860596633] [2021-11-23 04:38:54,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:54,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:38:54,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:54,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:38:54,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:38:54,687 INFO L87 Difference]: Start difference. First operand 8801 states and 10791 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 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) [2021-11-23 04:38:55,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:55,168 INFO L93 Difference]: Finished difference Result 8801 states and 10791 transitions. [2021-11-23 04:38:55,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:38:55,169 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 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 87 [2021-11-23 04:38:55,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:55,180 INFO L225 Difference]: With dead ends: 8801 [2021-11-23 04:38:55,180 INFO L226 Difference]: Without dead ends: 8648 [2021-11-23 04:38:55,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:38:55,183 INFO L933 BasicCegarLoop]: 7748 mSDtfsCounter, 7666 mSDsluCounter, 7748 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7666 SdHoareTripleChecker+Valid, 15496 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:55,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7666 Valid, 15496 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:55,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8648 states. [2021-11-23 04:38:55,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8648 to 8648. [2021-11-23 04:38:55,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8648 states, 8633 states have (on average 1.23213251476891) internal successors, (10637), 8647 states have internal predecessors, (10637), 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) [2021-11-23 04:38:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8648 states to 8648 states and 10637 transitions. [2021-11-23 04:38:55,674 INFO L78 Accepts]: Start accepts. Automaton has 8648 states and 10637 transitions. Word has length 87 [2021-11-23 04:38:55,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:55,674 INFO L470 AbstractCegarLoop]: Abstraction has 8648 states and 10637 transitions. [2021-11-23 04:38:55,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 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) [2021-11-23 04:38:55,675 INFO L276 IsEmpty]: Start isEmpty. Operand 8648 states and 10637 transitions. [2021-11-23 04:38:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 04:38:55,676 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:55,676 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:38:55,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-23 04:38:55,676 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:55,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:55,677 INFO L85 PathProgramCache]: Analyzing trace with hash -345980507, now seen corresponding path program 1 times [2021-11-23 04:38:55,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:55,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971075844] [2021-11-23 04:38:55,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:55,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:55,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:55,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:55,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:55,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971075844] [2021-11-23 04:38:55,765 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971075844] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:55,765 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:55,765 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:55,765 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272512375] [2021-11-23 04:38:55,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:55,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 04:38:55,766 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:55,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 04:38:55,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:38:55,767 INFO L87 Difference]: Start difference. First operand 8648 states and 10637 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2021-11-23 04:38:56,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:56,580 INFO L93 Difference]: Finished difference Result 17810 states and 21943 transitions. [2021-11-23 04:38:56,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 04:38:56,581 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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 98 [2021-11-23 04:38:56,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:56,592 INFO L225 Difference]: With dead ends: 17810 [2021-11-23 04:38:56,592 INFO L226 Difference]: Without dead ends: 9194 [2021-11-23 04:38:56,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:38:56,604 INFO L933 BasicCegarLoop]: 7480 mSDtfsCounter, 500 mSDsluCounter, 7440 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 14920 SdHoareTripleChecker+Invalid, 298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:56,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 14920 Invalid, 298 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:38:56,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9194 states. [2021-11-23 04:38:57,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9194 to 8674. [2021-11-23 04:38:57,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8674 states, 8659 states have (on average 1.2314355006351774) internal successors, (10663), 8673 states have internal predecessors, (10663), 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) [2021-11-23 04:38:57,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8674 states to 8674 states and 10663 transitions. [2021-11-23 04:38:57,101 INFO L78 Accepts]: Start accepts. Automaton has 8674 states and 10663 transitions. Word has length 98 [2021-11-23 04:38:57,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:57,101 INFO L470 AbstractCegarLoop]: Abstraction has 8674 states and 10663 transitions. [2021-11-23 04:38:57,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2021-11-23 04:38:57,101 INFO L276 IsEmpty]: Start isEmpty. Operand 8674 states and 10663 transitions. [2021-11-23 04:38:57,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 04:38:57,103 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:57,103 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:38:57,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-23 04:38:57,105 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:57,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:57,105 INFO L85 PathProgramCache]: Analyzing trace with hash 2007307711, now seen corresponding path program 1 times [2021-11-23 04:38:57,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:57,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551600952] [2021-11-23 04:38:57,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:57,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:57,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:38:57,227 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:57,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551600952] [2021-11-23 04:38:57,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551600952] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:38:57,227 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:38:57,227 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:38:57,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169447584] [2021-11-23 04:38:57,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:38:57,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 04:38:57,228 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:57,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 04:38:57,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:38:57,229 INFO L87 Difference]: Start difference. First operand 8674 states and 10663 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2021-11-23 04:38:57,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:38:57,727 INFO L93 Difference]: Finished difference Result 17319 states and 21297 transitions. [2021-11-23 04:38:57,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 04:38:57,728 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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 104 [2021-11-23 04:38:57,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:38:57,740 INFO L225 Difference]: With dead ends: 17319 [2021-11-23 04:38:57,740 INFO L226 Difference]: Without dead ends: 8677 [2021-11-23 04:38:57,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:38:57,752 INFO L933 BasicCegarLoop]: 7597 mSDtfsCounter, 2 mSDsluCounter, 7594 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 15191 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:38:57,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 15191 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:38:57,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states. [2021-11-23 04:38:58,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 8675. [2021-11-23 04:38:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8675 states, 8660 states have (on average 1.2314087759815242) internal successors, (10664), 8674 states have internal predecessors, (10664), 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) [2021-11-23 04:38:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8675 states to 8675 states and 10664 transitions. [2021-11-23 04:38:58,296 INFO L78 Accepts]: Start accepts. Automaton has 8675 states and 10664 transitions. Word has length 104 [2021-11-23 04:38:58,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:38:58,296 INFO L470 AbstractCegarLoop]: Abstraction has 8675 states and 10664 transitions. [2021-11-23 04:38:58,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 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) [2021-11-23 04:38:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 8675 states and 10664 transitions. [2021-11-23 04:38:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 04:38:58,298 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:38:58,298 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:38:58,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-23 04:38:58,299 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:38:58,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:38:58,299 INFO L85 PathProgramCache]: Analyzing trace with hash 1298001605, now seen corresponding path program 1 times [2021-11-23 04:38:58,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:38:58,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998929456] [2021-11-23 04:38:58,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:58,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:38:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:58,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:38:58,376 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:38:58,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998929456] [2021-11-23 04:38:58,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998929456] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 04:38:58,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1287961101] [2021-11-23 04:38:58,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:38:58,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:38:58,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:38:58,378 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 04:38:58,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 04:38:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:38:59,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 2045 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 04:38:59,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 04:38:59,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:38:59,187 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 04:38:59,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:38:59,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1287961101] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 04:38:59,298 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 04:38:59,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-23 04:38:59,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110230771] [2021-11-23 04:38:59,299 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 04:38:59,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 04:38:59,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:38:59,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 04:38:59,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:38:59,301 INFO L87 Difference]: Start difference. First operand 8675 states and 10664 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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) [2021-11-23 04:39:00,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:00,655 INFO L93 Difference]: Finished difference Result 18956 states and 23401 transitions. [2021-11-23 04:39:00,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 04:39:00,655 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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 106 [2021-11-23 04:39:00,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:00,673 INFO L225 Difference]: With dead ends: 18956 [2021-11-23 04:39:00,673 INFO L226 Difference]: Without dead ends: 10313 [2021-11-23 04:39:00,688 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:39:00,689 INFO L933 BasicCegarLoop]: 7480 mSDtfsCounter, 2503 mSDsluCounter, 22720 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2503 SdHoareTripleChecker+Valid, 30200 SdHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:00,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2503 Valid, 30200 Invalid, 856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 04:39:00,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10313 states. [2021-11-23 04:39:01,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10313 to 10313. [2021-11-23 04:39:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10313 states, 10298 states have (on average 1.2324723247232472) internal successors, (12692), 10312 states have internal predecessors, (12692), 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) [2021-11-23 04:39:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10313 states to 10313 states and 12692 transitions. [2021-11-23 04:39:01,344 INFO L78 Accepts]: Start accepts. Automaton has 10313 states and 12692 transitions. Word has length 106 [2021-11-23 04:39:01,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:01,344 INFO L470 AbstractCegarLoop]: Abstraction has 10313 states and 12692 transitions. [2021-11-23 04:39:01,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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) [2021-11-23 04:39:01,344 INFO L276 IsEmpty]: Start isEmpty. Operand 10313 states and 12692 transitions. [2021-11-23 04:39:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 04:39:01,346 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:01,346 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:01,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 04:39:01,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-11-23 04:39:01,560 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:01,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:01,560 INFO L85 PathProgramCache]: Analyzing trace with hash 818369245, now seen corresponding path program 1 times [2021-11-23 04:39:01,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:01,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293381838] [2021-11-23 04:39:01,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:01,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:01,657 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:39:01,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:01,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293381838] [2021-11-23 04:39:01,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293381838] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 04:39:01,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [313930027] [2021-11-23 04:39:01,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:01,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:01,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:39:01,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 04:39:01,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 04:39:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:02,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 2422 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 04:39:02,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 04:39:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:39:02,519 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 04:39:02,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [313930027] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:02,519 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 04:39:02,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-23 04:39:02,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843465869] [2021-11-23 04:39:02,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:02,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 04:39:02,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:02,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 04:39:02,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:39:02,520 INFO L87 Difference]: Start difference. First operand 10313 states and 12692 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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) [2021-11-23 04:39:03,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:03,803 INFO L93 Difference]: Finished difference Result 30874 states and 38009 transitions. [2021-11-23 04:39:03,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 04:39:03,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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 107 [2021-11-23 04:39:03,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:03,836 INFO L225 Difference]: With dead ends: 30874 [2021-11-23 04:39:03,840 INFO L226 Difference]: Without dead ends: 20593 [2021-11-23 04:39:03,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:39:03,856 INFO L933 BasicCegarLoop]: 15123 mSDtfsCounter, 7563 mSDsluCounter, 7592 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7563 SdHoareTripleChecker+Valid, 22715 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:03,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7563 Valid, 22715 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:39:03,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20593 states. [2021-11-23 04:39:04,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20593 to 10314. [2021-11-23 04:39:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10314 states, 10299 states have (on average 1.232449752403146) internal successors, (12693), 10313 states have internal predecessors, (12693), 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) [2021-11-23 04:39:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10314 states to 10314 states and 12693 transitions. [2021-11-23 04:39:04,708 INFO L78 Accepts]: Start accepts. Automaton has 10314 states and 12693 transitions. Word has length 107 [2021-11-23 04:39:04,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:04,708 INFO L470 AbstractCegarLoop]: Abstraction has 10314 states and 12693 transitions. [2021-11-23 04:39:04,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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) [2021-11-23 04:39:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 10314 states and 12693 transitions. [2021-11-23 04:39:04,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 04:39:04,711 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:04,711 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:04,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 04:39:04,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-11-23 04:39:04,924 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:04,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:04,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1700920013, now seen corresponding path program 1 times [2021-11-23 04:39:04,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:04,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703042675] [2021-11-23 04:39:04,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:04,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:05,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:39:05,019 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:05,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703042675] [2021-11-23 04:39:05,019 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703042675] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 04:39:05,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150407891] [2021-11-23 04:39:05,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:05,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:05,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:39:05,020 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 04:39:05,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 04:39:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:05,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 2519 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 04:39:05,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 04:39:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:39:05,864 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 04:39:05,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:39:06,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150407891] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 04:39:06,000 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 04:39:06,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-23 04:39:06,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952622968] [2021-11-23 04:39:06,000 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 04:39:06,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 04:39:06,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:06,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 04:39:06,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:39:06,001 INFO L87 Difference]: Start difference. First operand 10314 states and 12693 transitions. Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 7 states have internal predecessors, (129), 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) [2021-11-23 04:39:06,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:06,651 INFO L93 Difference]: Finished difference Result 20605 states and 25365 transitions. [2021-11-23 04:39:06,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 04:39:06,652 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 7 states have internal predecessors, (129), 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 120 [2021-11-23 04:39:06,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:06,666 INFO L225 Difference]: With dead ends: 20605 [2021-11-23 04:39:06,666 INFO L226 Difference]: Without dead ends: 10323 [2021-11-23 04:39:06,682 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:39:06,682 INFO L933 BasicCegarLoop]: 7597 mSDtfsCounter, 12 mSDsluCounter, 15188 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 22785 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:06,682 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 22785 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:39:06,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10323 states. [2021-11-23 04:39:07,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10323 to 10323. [2021-11-23 04:39:07,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10323 states, 10308 states have (on average 1.2322467986030268) internal successors, (12702), 10322 states have internal predecessors, (12702), 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) [2021-11-23 04:39:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10323 states to 10323 states and 12702 transitions. [2021-11-23 04:39:07,370 INFO L78 Accepts]: Start accepts. Automaton has 10323 states and 12702 transitions. Word has length 120 [2021-11-23 04:39:07,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:07,370 INFO L470 AbstractCegarLoop]: Abstraction has 10323 states and 12702 transitions. [2021-11-23 04:39:07,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 7 states have internal predecessors, (129), 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) [2021-11-23 04:39:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 10323 states and 12702 transitions. [2021-11-23 04:39:07,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 04:39:07,374 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:07,374 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:07,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-23 04:39:07,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:07,593 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:07,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:07,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1406232024, now seen corresponding path program 1 times [2021-11-23 04:39:07,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:07,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389537146] [2021-11-23 04:39:07,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:07,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:39:07,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:07,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389537146] [2021-11-23 04:39:07,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389537146] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:07,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:39:07,685 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:39:07,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617102587] [2021-11-23 04:39:07,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:07,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 04:39:07,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:07,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 04:39:07,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:39:07,686 INFO L87 Difference]: Start difference. First operand 10323 states and 12702 transitions. Second operand has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2021-11-23 04:39:08,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:08,664 INFO L93 Difference]: Finished difference Result 20782 states and 25707 transitions. [2021-11-23 04:39:08,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 04:39:08,664 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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 124 [2021-11-23 04:39:08,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:08,680 INFO L225 Difference]: With dead ends: 20782 [2021-11-23 04:39:08,681 INFO L226 Difference]: Without dead ends: 10491 [2021-11-23 04:39:08,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:39:08,694 INFO L933 BasicCegarLoop]: 7546 mSDtfsCounter, 0 mSDsluCounter, 7204 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 14750 SdHoareTripleChecker+Invalid, 538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:08,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 14750 Invalid, 538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 408 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 04:39:08,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10491 states. [2021-11-23 04:39:09,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10491 to 10491. [2021-11-23 04:39:09,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10491 states, 10476 states have (on average 1.2285223367697595) internal successors, (12870), 10490 states have internal predecessors, (12870), 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) [2021-11-23 04:39:09,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10491 states to 10491 states and 12870 transitions. [2021-11-23 04:39:09,325 INFO L78 Accepts]: Start accepts. Automaton has 10491 states and 12870 transitions. Word has length 124 [2021-11-23 04:39:09,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:09,325 INFO L470 AbstractCegarLoop]: Abstraction has 10491 states and 12870 transitions. [2021-11-23 04:39:09,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.333333333333336) internal successors, (124), 3 states have internal predecessors, (124), 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) [2021-11-23 04:39:09,325 INFO L276 IsEmpty]: Start isEmpty. Operand 10491 states and 12870 transitions. [2021-11-23 04:39:09,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 04:39:09,328 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:09,328 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:09,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-23 04:39:09,329 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:09,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:09,329 INFO L85 PathProgramCache]: Analyzing trace with hash -2065763546, now seen corresponding path program 1 times [2021-11-23 04:39:09,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:09,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327474007] [2021-11-23 04:39:09,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:09,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:09,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:39:09,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:09,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327474007] [2021-11-23 04:39:09,449 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327474007] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:09,449 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:39:09,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 04:39:09,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49354662] [2021-11-23 04:39:09,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:09,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 04:39:09,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:09,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 04:39:09,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:39:09,450 INFO L87 Difference]: Start difference. First operand 10491 states and 12870 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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) [2021-11-23 04:39:11,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:11,677 INFO L93 Difference]: Finished difference Result 37980 states and 46387 transitions. [2021-11-23 04:39:11,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:39:11,678 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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 124 [2021-11-23 04:39:11,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:11,715 INFO L225 Difference]: With dead ends: 37980 [2021-11-23 04:39:11,715 INFO L226 Difference]: Without dead ends: 27521 [2021-11-23 04:39:11,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:39:11,729 INFO L933 BasicCegarLoop]: 13148 mSDtfsCounter, 31374 mSDsluCounter, 29506 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31374 SdHoareTripleChecker+Valid, 42654 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:11,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31374 Valid, 42654 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:39:11,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27521 states. [2021-11-23 04:39:12,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27521 to 10521. [2021-11-23 04:39:12,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10521 states, 10506 states have (on average 1.227869788692176) internal successors, (12900), 10520 states have internal predecessors, (12900), 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) [2021-11-23 04:39:12,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10521 states to 10521 states and 12900 transitions. [2021-11-23 04:39:12,534 INFO L78 Accepts]: Start accepts. Automaton has 10521 states and 12900 transitions. Word has length 124 [2021-11-23 04:39:12,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:12,534 INFO L470 AbstractCegarLoop]: Abstraction has 10521 states and 12900 transitions. [2021-11-23 04:39:12,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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) [2021-11-23 04:39:12,534 INFO L276 IsEmpty]: Start isEmpty. Operand 10521 states and 12900 transitions. [2021-11-23 04:39:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 04:39:12,537 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:12,537 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:12,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-23 04:39:12,538 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:12,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:12,538 INFO L85 PathProgramCache]: Analyzing trace with hash 871526571, now seen corresponding path program 2 times [2021-11-23 04:39:12,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:12,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300345716] [2021-11-23 04:39:12,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:12,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 04:39:12,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:12,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300345716] [2021-11-23 04:39:12,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300345716] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:12,636 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:39:12,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 04:39:12,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804927956] [2021-11-23 04:39:12,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:12,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:39:12,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:12,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:39:12,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:39:12,637 INFO L87 Difference]: Start difference. First operand 10521 states and 12900 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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) [2021-11-23 04:39:15,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:15,817 INFO L93 Difference]: Finished difference Result 50313 states and 61632 transitions. [2021-11-23 04:39:15,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:39:15,817 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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 129 [2021-11-23 04:39:15,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:15,875 INFO L225 Difference]: With dead ends: 50313 [2021-11-23 04:39:15,875 INFO L226 Difference]: Without dead ends: 39824 [2021-11-23 04:39:15,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:39:15,896 INFO L933 BasicCegarLoop]: 15246 mSDtfsCounter, 27702 mSDsluCounter, 28224 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27702 SdHoareTripleChecker+Valid, 43470 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:15,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27702 Valid, 43470 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:39:15,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39824 states. [2021-11-23 04:39:16,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39824 to 10523. [2021-11-23 04:39:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10523 states, 10508 states have (on average 1.227826417967263) internal successors, (12902), 10522 states have internal predecessors, (12902), 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) [2021-11-23 04:39:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10523 states to 10523 states and 12902 transitions. [2021-11-23 04:39:16,863 INFO L78 Accepts]: Start accepts. Automaton has 10523 states and 12902 transitions. Word has length 129 [2021-11-23 04:39:16,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:16,863 INFO L470 AbstractCegarLoop]: Abstraction has 10523 states and 12902 transitions. [2021-11-23 04:39:16,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 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) [2021-11-23 04:39:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 10523 states and 12902 transitions. [2021-11-23 04:39:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 04:39:16,866 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:16,866 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:16,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-23 04:39:16,866 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:16,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:16,867 INFO L85 PathProgramCache]: Analyzing trace with hash 215390245, now seen corresponding path program 2 times [2021-11-23 04:39:16,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:16,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629697033] [2021-11-23 04:39:16,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:16,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:16,977 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 04:39:16,977 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:16,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629697033] [2021-11-23 04:39:16,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629697033] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 04:39:16,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1234619446] [2021-11-23 04:39:16,978 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 04:39:16,978 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:16,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:39:16,979 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 04:39:17,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 04:39:17,613 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-23 04:39:17,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 04:39:17,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 2027 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-23 04:39:17,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 04:39:17,825 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 04:39:17,825 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 04:39:17,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1234619446] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:17,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 04:39:17,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [7] total 16 [2021-11-23 04:39:17,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430777208] [2021-11-23 04:39:17,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:17,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 04:39:17,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:17,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 04:39:17,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2021-11-23 04:39:17,827 INFO L87 Difference]: Start difference. First operand 10523 states and 12902 transitions. Second operand has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 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) [2021-11-23 04:39:20,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:20,291 INFO L93 Difference]: Finished difference Result 32849 states and 40348 transitions. [2021-11-23 04:39:20,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 04:39:20,292 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 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 130 [2021-11-23 04:39:20,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:20,325 INFO L225 Difference]: With dead ends: 32849 [2021-11-23 04:39:20,326 INFO L226 Difference]: Without dead ends: 22357 [2021-11-23 04:39:20,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=171, Invalid=585, Unknown=0, NotChecked=0, Total=756 [2021-11-23 04:39:20,345 INFO L933 BasicCegarLoop]: 10765 mSDtfsCounter, 19174 mSDsluCounter, 77526 mSDsCounter, 0 mSdLazyCounter, 439 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19174 SdHoareTripleChecker+Valid, 88291 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:20,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19174 Valid, 88291 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-23 04:39:20,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22357 states. [2021-11-23 04:39:21,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22357 to 10540. [2021-11-23 04:39:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10540 states, 10525 states have (on average 1.227458432304038) internal successors, (12919), 10539 states have internal predecessors, (12919), 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) [2021-11-23 04:39:21,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10540 states to 10540 states and 12919 transitions. [2021-11-23 04:39:21,418 INFO L78 Accepts]: Start accepts. Automaton has 10540 states and 12919 transitions. Word has length 130 [2021-11-23 04:39:21,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:21,419 INFO L470 AbstractCegarLoop]: Abstraction has 10540 states and 12919 transitions. [2021-11-23 04:39:21,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.636363636363637) internal successors, (106), 11 states have internal predecessors, (106), 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) [2021-11-23 04:39:21,419 INFO L276 IsEmpty]: Start isEmpty. Operand 10540 states and 12919 transitions. [2021-11-23 04:39:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 04:39:21,421 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:21,422 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:21,443 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 04:39:21,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:21,622 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:21,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:21,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1370264363, now seen corresponding path program 1 times [2021-11-23 04:39:21,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:21,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065013152] [2021-11-23 04:39:21,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:21,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:21,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 04:39:21,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:21,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065013152] [2021-11-23 04:39:21,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065013152] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 04:39:21,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707521279] [2021-11-23 04:39:21,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:21,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:21,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:39:21,759 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 04:39:21,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 04:39:22,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:22,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 04:39:22,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 04:39:22,675 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:39:22,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 04:39:22,811 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 04:39:22,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1707521279] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 04:39:22,812 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 04:39:22,812 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 7, 7] total 10 [2021-11-23 04:39:22,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918142694] [2021-11-23 04:39:22,812 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 04:39:22,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 04:39:22,813 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:22,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 04:39:22,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-23 04:39:22,813 INFO L87 Difference]: Start difference. First operand 10540 states and 12919 transitions. Second operand has 10 states, 10 states have (on average 16.1) internal successors, (161), 10 states have internal predecessors, (161), 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) [2021-11-23 04:39:25,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:25,921 INFO L93 Difference]: Finished difference Result 42077 states and 51595 transitions. [2021-11-23 04:39:25,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 04:39:25,922 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 16.1) internal successors, (161), 10 states have internal predecessors, (161), 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 130 [2021-11-23 04:39:25,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:25,976 INFO L225 Difference]: With dead ends: 42077 [2021-11-23 04:39:25,976 INFO L226 Difference]: Without dead ends: 31569 [2021-11-23 04:39:26,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=168, Invalid=294, Unknown=0, NotChecked=0, Total=462 [2021-11-23 04:39:26,001 INFO L933 BasicCegarLoop]: 12072 mSDtfsCounter, 22718 mSDsluCounter, 27211 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22718 SdHoareTripleChecker+Valid, 39283 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:26,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22718 Valid, 39283 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:39:26,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31569 states. [2021-11-23 04:39:27,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31569 to 10577. [2021-11-23 04:39:27,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10577 states, 10562 states have (on average 1.227419049422458) internal successors, (12964), 10576 states have internal predecessors, (12964), 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) [2021-11-23 04:39:27,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10577 states to 10577 states and 12964 transitions. [2021-11-23 04:39:27,214 INFO L78 Accepts]: Start accepts. Automaton has 10577 states and 12964 transitions. Word has length 130 [2021-11-23 04:39:27,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:27,214 INFO L470 AbstractCegarLoop]: Abstraction has 10577 states and 12964 transitions. [2021-11-23 04:39:27,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.1) internal successors, (161), 10 states have internal predecessors, (161), 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) [2021-11-23 04:39:27,214 INFO L276 IsEmpty]: Start isEmpty. Operand 10577 states and 12964 transitions. [2021-11-23 04:39:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 04:39:27,217 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:27,217 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:27,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 04:39:27,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-11-23 04:39:27,418 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:27,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:27,419 INFO L85 PathProgramCache]: Analyzing trace with hash 999558016, now seen corresponding path program 1 times [2021-11-23 04:39:27,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:27,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166303313] [2021-11-23 04:39:27,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:27,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:27,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 04:39:27,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:27,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166303313] [2021-11-23 04:39:27,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166303313] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 04:39:27,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936542852] [2021-11-23 04:39:27,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:27,519 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:27,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:39:27,520 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 04:39:27,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 04:39:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:28,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 2114 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 04:39:28,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 04:39:28,359 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 04:39:28,359 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 04:39:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 04:39:28,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936542852] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 04:39:28,532 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 04:39:28,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2021-11-23 04:39:28,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892836175] [2021-11-23 04:39:28,533 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 04:39:28,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-23 04:39:28,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:28,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-23 04:39:28,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-23 04:39:28,534 INFO L87 Difference]: Start difference. First operand 10577 states and 12964 transitions. Second operand has 13 states, 13 states have (on average 11.076923076923077) internal successors, (144), 13 states have internal predecessors, (144), 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) [2021-11-23 04:39:31,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:31,463 INFO L93 Difference]: Finished difference Result 24554 states and 30263 transitions. [2021-11-23 04:39:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 04:39:31,464 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 11.076923076923077) internal successors, (144), 13 states have internal predecessors, (144), 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 133 [2021-11-23 04:39:31,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:31,485 INFO L225 Difference]: With dead ends: 24554 [2021-11-23 04:39:31,485 INFO L226 Difference]: Without dead ends: 14009 [2021-11-23 04:39:31,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-23 04:39:31,503 INFO L933 BasicCegarLoop]: 7480 mSDtfsCounter, 8479 mSDsluCounter, 38800 mSDsCounter, 0 mSdLazyCounter, 1320 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8479 SdHoareTripleChecker+Valid, 46280 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 1320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:31,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8479 Valid, 46280 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [464 Valid, 1320 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-11-23 04:39:31,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14009 states. [2021-11-23 04:39:32,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14009 to 14009. [2021-11-23 04:39:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14009 states, 13994 states have (on average 1.2273831642132342) internal successors, (17176), 14008 states have internal predecessors, (17176), 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) [2021-11-23 04:39:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14009 states to 14009 states and 17176 transitions. [2021-11-23 04:39:32,760 INFO L78 Accepts]: Start accepts. Automaton has 14009 states and 17176 transitions. Word has length 133 [2021-11-23 04:39:32,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:32,760 INFO L470 AbstractCegarLoop]: Abstraction has 14009 states and 17176 transitions. [2021-11-23 04:39:32,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 11.076923076923077) internal successors, (144), 13 states have internal predecessors, (144), 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) [2021-11-23 04:39:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 14009 states and 17176 transitions. [2021-11-23 04:39:32,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 04:39:32,764 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:32,764 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:32,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 04:39:32,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 04:39:32,965 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:32,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:32,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1396887177, now seen corresponding path program 1 times [2021-11-23 04:39:32,965 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:32,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234030017] [2021-11-23 04:39:32,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:32,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:33,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:39:33,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:33,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234030017] [2021-11-23 04:39:33,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234030017] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:33,108 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:39:33,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 04:39:33,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677036687] [2021-11-23 04:39:33,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:33,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 04:39:33,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:33,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 04:39:33,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:39:33,111 INFO L87 Difference]: Start difference. First operand 14009 states and 17176 transitions. Second operand has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 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) [2021-11-23 04:39:37,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:37,018 INFO L93 Difference]: Finished difference Result 49552 states and 60551 transitions. [2021-11-23 04:39:37,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:39:37,019 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 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 137 [2021-11-23 04:39:37,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:37,077 INFO L225 Difference]: With dead ends: 49552 [2021-11-23 04:39:37,077 INFO L226 Difference]: Without dead ends: 35575 [2021-11-23 04:39:37,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:39:37,104 INFO L933 BasicCegarLoop]: 18895 mSDtfsCounter, 20433 mSDsluCounter, 28425 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20433 SdHoareTripleChecker+Valid, 47320 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:37,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20433 Valid, 47320 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:39:37,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35575 states. [2021-11-23 04:39:38,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35575 to 14039. [2021-11-23 04:39:38,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14039 states, 14024 states have (on average 1.2268967484312607) internal successors, (17206), 14038 states have internal predecessors, (17206), 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) [2021-11-23 04:39:38,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14039 states to 14039 states and 17206 transitions. [2021-11-23 04:39:38,678 INFO L78 Accepts]: Start accepts. Automaton has 14039 states and 17206 transitions. Word has length 137 [2021-11-23 04:39:38,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:38,678 INFO L470 AbstractCegarLoop]: Abstraction has 14039 states and 17206 transitions. [2021-11-23 04:39:38,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.4) internal successors, (137), 5 states have internal predecessors, (137), 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) [2021-11-23 04:39:38,678 INFO L276 IsEmpty]: Start isEmpty. Operand 14039 states and 17206 transitions. [2021-11-23 04:39:38,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 04:39:38,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:38,683 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:38,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-23 04:39:38,683 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:38,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:38,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1605802433, now seen corresponding path program 1 times [2021-11-23 04:39:38,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:38,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688232476] [2021-11-23 04:39:38,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:38,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 04:39:38,834 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:38,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688232476] [2021-11-23 04:39:38,835 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688232476] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:38,835 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:39:38,835 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 04:39:38,835 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792052290] [2021-11-23 04:39:38,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:38,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 04:39:38,836 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:38,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 04:39:38,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:39:38,836 INFO L87 Difference]: Start difference. First operand 14039 states and 17206 transitions. Second operand has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 7 states have internal predecessors, (128), 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) [2021-11-23 04:39:43,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:39:43,734 INFO L93 Difference]: Finished difference Result 60721 states and 74251 transitions. [2021-11-23 04:39:43,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 04:39:43,734 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 7 states have internal predecessors, (128), 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 143 [2021-11-23 04:39:43,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:39:43,805 INFO L225 Difference]: With dead ends: 60721 [2021-11-23 04:39:43,805 INFO L226 Difference]: Without dead ends: 46714 [2021-11-23 04:39:43,836 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-11-23 04:39:43,837 INFO L933 BasicCegarLoop]: 12156 mSDtfsCounter, 44357 mSDsluCounter, 73838 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44357 SdHoareTripleChecker+Valid, 85994 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:39:43,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [44357 Valid, 85994 Invalid, 83 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:39:43,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46714 states. [2021-11-23 04:39:45,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46714 to 14043. [2021-11-23 04:39:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14043 states, 14028 states have (on average 1.2268320501853436) internal successors, (17210), 14042 states have internal predecessors, (17210), 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) [2021-11-23 04:39:45,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14043 states to 14043 states and 17210 transitions. [2021-11-23 04:39:45,607 INFO L78 Accepts]: Start accepts. Automaton has 14043 states and 17210 transitions. Word has length 143 [2021-11-23 04:39:45,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:39:45,607 INFO L470 AbstractCegarLoop]: Abstraction has 14043 states and 17210 transitions. [2021-11-23 04:39:45,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.285714285714285) internal successors, (128), 7 states have internal predecessors, (128), 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) [2021-11-23 04:39:45,607 INFO L276 IsEmpty]: Start isEmpty. Operand 14043 states and 17210 transitions. [2021-11-23 04:39:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 04:39:45,612 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:39:45,612 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:39:45,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-23 04:39:45,612 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:39:45,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:39:45,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1629105396, now seen corresponding path program 1 times [2021-11-23 04:39:45,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:39:45,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429354557] [2021-11-23 04:39:45,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:39:45,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:39:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:39:45,782 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 04:39:45,782 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:39:45,782 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429354557] [2021-11-23 04:39:45,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429354557] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:39:45,782 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:39:45,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-23 04:39:45,783 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883451125] [2021-11-23 04:39:45,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:39:45,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 04:39:45,783 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:39:45,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 04:39:45,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-11-23 04:39:45,784 INFO L87 Difference]: Start difference. First operand 14043 states and 17210 transitions. Second operand has 11 states, 11 states have (on average 11.818181818181818) internal successors, (130), 11 states have internal predecessors, (130), 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) [2021-11-23 04:40:00,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:40:00,739 INFO L93 Difference]: Finished difference Result 109146 states and 133467 transitions. [2021-11-23 04:40:00,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-11-23 04:40:00,740 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.818181818181818) internal successors, (130), 11 states have internal predecessors, (130), 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 145 [2021-11-23 04:40:00,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:40:00,941 INFO L225 Difference]: With dead ends: 109146 [2021-11-23 04:40:00,941 INFO L226 Difference]: Without dead ends: 109144 [2021-11-23 04:40:00,969 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1085 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=781, Invalid=3001, Unknown=0, NotChecked=0, Total=3782 [2021-11-23 04:40:00,970 INFO L933 BasicCegarLoop]: 22888 mSDtfsCounter, 89804 mSDsluCounter, 257715 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89804 SdHoareTripleChecker+Valid, 280603 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:40:00,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [89804 Valid, 280603 Invalid, 411 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:40:01,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109144 states. [2021-11-23 04:40:03,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109144 to 14056. [2021-11-23 04:40:03,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14056 states, 14041 states have (on average 1.226693255466135) internal successors, (17224), 14055 states have internal predecessors, (17224), 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) [2021-11-23 04:40:03,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14056 states to 14056 states and 17224 transitions. [2021-11-23 04:40:03,508 INFO L78 Accepts]: Start accepts. Automaton has 14056 states and 17224 transitions. Word has length 145 [2021-11-23 04:40:03,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:40:03,508 INFO L470 AbstractCegarLoop]: Abstraction has 14056 states and 17224 transitions. [2021-11-23 04:40:03,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.818181818181818) internal successors, (130), 11 states have internal predecessors, (130), 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) [2021-11-23 04:40:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 14056 states and 17224 transitions. [2021-11-23 04:40:03,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 04:40:03,513 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:40:03,513 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:40:03,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-23 04:40:03,513 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:40:03,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:40:03,513 INFO L85 PathProgramCache]: Analyzing trace with hash 2118655875, now seen corresponding path program 1 times [2021-11-23 04:40:03,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:40:03,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107071835] [2021-11-23 04:40:03,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:40:03,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:40:03,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:40:03,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:40:03,748 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:40:03,750 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107071835] [2021-11-23 04:40:03,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107071835] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:40:03,750 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:40:03,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 04:40:03,750 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125262189] [2021-11-23 04:40:03,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:40:03,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 04:40:03,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:40:03,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 04:40:03,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:40:03,752 INFO L87 Difference]: Start difference. First operand 14056 states and 17224 transitions. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 4 states have internal predecessors, (147), 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) [2021-11-23 04:40:07,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:40:07,802 INFO L93 Difference]: Finished difference Result 41586 states and 50982 transitions. [2021-11-23 04:40:07,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 04:40:07,805 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 4 states have internal predecessors, (147), 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 147 [2021-11-23 04:40:07,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:40:07,844 INFO L225 Difference]: With dead ends: 41586 [2021-11-23 04:40:07,844 INFO L226 Difference]: Without dead ends: 27562 [2021-11-23 04:40:07,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 04:40:07,860 INFO L933 BasicCegarLoop]: 14698 mSDtfsCounter, 21598 mSDsluCounter, 16204 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21598 SdHoareTripleChecker+Valid, 30902 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:40:07,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21598 Valid, 30902 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:40:07,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27562 states. [2021-11-23 04:40:09,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27562 to 14056. [2021-11-23 04:40:09,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14056 states, 14041 states have (on average 1.225981055480379) internal successors, (17214), 14055 states have internal predecessors, (17214), 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) [2021-11-23 04:40:09,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14056 states to 14056 states and 17214 transitions. [2021-11-23 04:40:09,899 INFO L78 Accepts]: Start accepts. Automaton has 14056 states and 17214 transitions. Word has length 147 [2021-11-23 04:40:09,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:40:09,900 INFO L470 AbstractCegarLoop]: Abstraction has 14056 states and 17214 transitions. [2021-11-23 04:40:09,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 4 states have internal predecessors, (147), 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) [2021-11-23 04:40:09,900 INFO L276 IsEmpty]: Start isEmpty. Operand 14056 states and 17214 transitions. [2021-11-23 04:40:09,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 04:40:09,904 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:40:09,904 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:40:09,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-11-23 04:40:09,905 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:40:09,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:40:09,905 INFO L85 PathProgramCache]: Analyzing trace with hash 2118715457, now seen corresponding path program 1 times [2021-11-23 04:40:09,905 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:40:09,905 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258625185] [2021-11-23 04:40:09,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:40:09,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:40:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:40:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:40:10,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:40:10,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258625185] [2021-11-23 04:40:10,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258625185] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:40:10,048 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:40:10,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 04:40:10,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118729822] [2021-11-23 04:40:10,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:40:10,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 04:40:10,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:40:10,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 04:40:10,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:40:10,052 INFO L87 Difference]: Start difference. First operand 14056 states and 17214 transitions. Second operand has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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) [2021-11-23 04:40:14,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:40:14,822 INFO L93 Difference]: Finished difference Result 27600 states and 33816 transitions. [2021-11-23 04:40:14,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 04:40:14,823 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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 147 [2021-11-23 04:40:14,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:40:14,860 INFO L225 Difference]: With dead ends: 27600 [2021-11-23 04:40:14,861 INFO L226 Difference]: Without dead ends: 27586 [2021-11-23 04:40:14,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 04:40:14,869 INFO L933 BasicCegarLoop]: 20566 mSDtfsCounter, 22656 mSDsluCounter, 25905 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22656 SdHoareTripleChecker+Valid, 46471 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:40:14,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22656 Valid, 46471 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:40:14,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27586 states. [2021-11-23 04:40:17,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27586 to 14042. [2021-11-23 04:40:17,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14042 states, 14034 states have (on average 1.225381217044321) internal successors, (17197), 14041 states have internal predecessors, (17197), 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) [2021-11-23 04:40:17,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14042 states to 14042 states and 17197 transitions. [2021-11-23 04:40:17,069 INFO L78 Accepts]: Start accepts. Automaton has 14042 states and 17197 transitions. Word has length 147 [2021-11-23 04:40:17,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:40:17,069 INFO L470 AbstractCegarLoop]: Abstraction has 14042 states and 17197 transitions. [2021-11-23 04:40:17,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.4) internal successors, (147), 5 states have internal predecessors, (147), 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) [2021-11-23 04:40:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 14042 states and 17197 transitions. [2021-11-23 04:40:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 04:40:17,074 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:40:17,075 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:40:17,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-11-23 04:40:17,075 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:40:17,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:40:17,075 INFO L85 PathProgramCache]: Analyzing trace with hash -884162297, now seen corresponding path program 1 times [2021-11-23 04:40:17,075 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:40:17,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895907786] [2021-11-23 04:40:17,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:40:17,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:40:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:40:17,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:40:17,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:40:17,212 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895907786] [2021-11-23 04:40:17,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895907786] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:40:17,212 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:40:17,212 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 04:40:17,212 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298269307] [2021-11-23 04:40:17,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:40:17,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 04:40:17,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:40:17,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 04:40:17,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:40:17,213 INFO L87 Difference]: Start difference. First operand 14042 states and 17197 transitions. Second operand has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 2 states have internal predecessors, (151), 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) [2021-11-23 04:40:19,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:40:19,501 INFO L93 Difference]: Finished difference Result 28018 states and 34324 transitions. [2021-11-23 04:40:19,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 04:40:19,502 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 2 states have internal predecessors, (151), 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 151 [2021-11-23 04:40:19,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:40:19,523 INFO L225 Difference]: With dead ends: 28018 [2021-11-23 04:40:19,523 INFO L226 Difference]: Without dead ends: 14008 [2021-11-23 04:40:19,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 04:40:19,541 INFO L933 BasicCegarLoop]: 7537 mSDtfsCounter, 7396 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7396 SdHoareTripleChecker+Valid, 7537 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:40:19,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7396 Valid, 7537 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:40:19,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14008 states. [2021-11-23 04:40:21,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14008 to 14008. [2021-11-23 04:40:21,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14008 states, 14007 states have (on average 1.2243878060969515) internal successors, (17150), 14007 states have internal predecessors, (17150), 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) [2021-11-23 04:40:21,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14008 states to 14008 states and 17150 transitions. [2021-11-23 04:40:21,707 INFO L78 Accepts]: Start accepts. Automaton has 14008 states and 17150 transitions. Word has length 151 [2021-11-23 04:40:21,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:40:21,707 INFO L470 AbstractCegarLoop]: Abstraction has 14008 states and 17150 transitions. [2021-11-23 04:40:21,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.333333333333336) internal successors, (151), 2 states have internal predecessors, (151), 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) [2021-11-23 04:40:21,707 INFO L276 IsEmpty]: Start isEmpty. Operand 14008 states and 17150 transitions. [2021-11-23 04:40:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 04:40:21,712 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:40:21,712 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:40:21,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-11-23 04:40:21,713 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:40:21,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:40:21,713 INFO L85 PathProgramCache]: Analyzing trace with hash -2067363606, now seen corresponding path program 1 times [2021-11-23 04:40:21,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:40:21,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563052220] [2021-11-23 04:40:21,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:40:21,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:40:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:40:21,885 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 04:40:21,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:40:21,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563052220] [2021-11-23 04:40:21,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563052220] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:40:21,886 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:40:21,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-23 04:40:21,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64594763] [2021-11-23 04:40:21,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:40:21,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 04:40:21,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:40:21,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 04:40:21,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-23 04:40:21,888 INFO L87 Difference]: Start difference. First operand 14008 states and 17150 transitions. Second operand has 8 states, 8 states have (on average 17.0) internal successors, (136), 8 states have internal predecessors, (136), 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) [2021-11-23 04:40:37,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:40:37,450 INFO L93 Difference]: Finished difference Result 97437 states and 118836 transitions. [2021-11-23 04:40:37,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 04:40:37,450 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.0) internal successors, (136), 8 states have internal predecessors, (136), 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 151 [2021-11-23 04:40:37,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:40:37,602 INFO L225 Difference]: With dead ends: 97437 [2021-11-23 04:40:37,602 INFO L226 Difference]: Without dead ends: 83461 [2021-11-23 04:40:37,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2021-11-23 04:40:37,640 INFO L933 BasicCegarLoop]: 15611 mSDtfsCounter, 88169 mSDsluCounter, 98719 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88169 SdHoareTripleChecker+Valid, 114330 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:40:37,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [88169 Valid, 114330 Invalid, 154 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:40:37,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83461 states. [2021-11-23 04:40:41,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83461 to 18900. [2021-11-23 04:40:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18900 states, 18899 states have (on average 1.2238742790623842) internal successors, (23130), 18899 states have internal predecessors, (23130), 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) [2021-11-23 04:40:41,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18900 states to 18900 states and 23130 transitions. [2021-11-23 04:40:41,517 INFO L78 Accepts]: Start accepts. Automaton has 18900 states and 23130 transitions. Word has length 151 [2021-11-23 04:40:41,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:40:41,517 INFO L470 AbstractCegarLoop]: Abstraction has 18900 states and 23130 transitions. [2021-11-23 04:40:41,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.0) internal successors, (136), 8 states have internal predecessors, (136), 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) [2021-11-23 04:40:41,518 INFO L276 IsEmpty]: Start isEmpty. Operand 18900 states and 23130 transitions. [2021-11-23 04:40:41,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 04:40:41,523 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:40:41,523 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:40:41,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-11-23 04:40:41,523 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:40:41,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:40:41,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1487206135, now seen corresponding path program 1 times [2021-11-23 04:40:41,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:40:41,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046983494] [2021-11-23 04:40:41,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:40:41,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:40:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:40:41,707 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 04:40:41,707 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:40:41,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046983494] [2021-11-23 04:40:41,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046983494] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:40:41,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:40:41,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-23 04:40:41,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270412274] [2021-11-23 04:40:41,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:40:41,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-23 04:40:41,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:40:41,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-23 04:40:41,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-23 04:40:41,709 INFO L87 Difference]: Start difference. First operand 18900 states and 23130 transitions. Second operand has 12 states, 12 states have (on average 11.5) internal successors, (138), 12 states have internal predecessors, (138), 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) [2021-11-23 04:41:25,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:41:25,014 INFO L93 Difference]: Finished difference Result 193603 states and 236096 transitions. [2021-11-23 04:41:25,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-11-23 04:41:25,014 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 11.5) internal successors, (138), 12 states have internal predecessors, (138), 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 153 [2021-11-23 04:41:25,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:41:25,584 INFO L225 Difference]: With dead ends: 193603 [2021-11-23 04:41:25,585 INFO L226 Difference]: Without dead ends: 193601 [2021-11-23 04:41:25,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4875 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=2097, Invalid=10785, Unknown=0, NotChecked=0, Total=12882 [2021-11-23 04:41:25,654 INFO L933 BasicCegarLoop]: 33754 mSDtfsCounter, 117101 mSDsluCounter, 381864 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117101 SdHoareTripleChecker+Valid, 415618 SdHoareTripleChecker+Invalid, 696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 04:41:25,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [117101 Valid, 415618 Invalid, 696 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [14 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 04:41:25,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193601 states. [2021-11-23 04:41:30,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193601 to 18896. [2021-11-23 04:41:30,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18896 states, 18895 states have (on average 1.2239216724001059) internal successors, (23126), 18895 states have internal predecessors, (23126), 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) [2021-11-23 04:41:30,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18896 states to 18896 states and 23126 transitions. [2021-11-23 04:41:30,482 INFO L78 Accepts]: Start accepts. Automaton has 18896 states and 23126 transitions. Word has length 153 [2021-11-23 04:41:30,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:41:30,482 INFO L470 AbstractCegarLoop]: Abstraction has 18896 states and 23126 transitions. [2021-11-23 04:41:30,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 11.5) internal successors, (138), 12 states have internal predecessors, (138), 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) [2021-11-23 04:41:30,482 INFO L276 IsEmpty]: Start isEmpty. Operand 18896 states and 23126 transitions. [2021-11-23 04:41:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 04:41:30,505 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:41:30,505 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:41:30,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-11-23 04:41:30,506 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-23 04:41:30,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:41:30,506 INFO L85 PathProgramCache]: Analyzing trace with hash 159026630, now seen corresponding path program 1 times [2021-11-23 04:41:30,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:41:30,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126478596] [2021-11-23 04:41:30,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:41:30,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:41:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:41:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 04:41:30,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:41:30,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126478596] [2021-11-23 04:41:30,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126478596] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:41:30,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:41:30,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 04:41:30,666 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437334224] [2021-11-23 04:41:30,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:41:30,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:41:30,666 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:41:30,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:41:30,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:41:30,667 INFO L87 Difference]: Start difference. First operand 18896 states and 23126 transitions. Second operand has 4 states, 4 states have (on average 58.75) internal successors, (235), 4 states have internal predecessors, (235), 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)