./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 5b36d44f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--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-wip.dd.seqcomp-5b36d44 [2021-11-07 20:16:29,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 20:16:29,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 20:16:29,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 20:16:29,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 20:16:29,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 20:16:29,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 20:16:29,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 20:16:29,789 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 20:16:29,789 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 20:16:29,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 20:16:29,791 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 20:16:29,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 20:16:29,793 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 20:16:29,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 20:16:29,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 20:16:29,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 20:16:29,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 20:16:29,798 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 20:16:29,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 20:16:29,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 20:16:29,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 20:16:29,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 20:16:29,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 20:16:29,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 20:16:29,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 20:16:29,807 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 20:16:29,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 20:16:29,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 20:16:29,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 20:16:29,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 20:16:29,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 20:16:29,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 20:16:29,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 20:16:29,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 20:16:29,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 20:16:29,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 20:16:29,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 20:16:29,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 20:16:29,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 20:16:29,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 20:16:29,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 20:16:29,833 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 20:16:29,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 20:16:29,834 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 20:16:29,834 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 20:16:29,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 20:16:29,837 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 20:16:29,837 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 20:16:29,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 20:16:29,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 20:16:29,838 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 20:16:29,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 20:16:29,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 20:16:29,839 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 20:16:29,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 20:16:29,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 20:16:29,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 20:16:29,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 20:16:29,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 20:16:29,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 20:16:29,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:16:29,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 20:16:29,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 20:16:29,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 20:16:29,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 20:16:29,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 20:16:29,842 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 20:16:29,843 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 20:16:29,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 20:16:29,843 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 20:16:29,843 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a88d6e7bf2b158373436b40548cbe71d2b3a1f454b281f07c3b1b175d00e8682 [2021-11-07 20:16:30,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 20:16:30,059 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 20:16:30,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 20:16:30,062 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 20:16:30,062 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 20:16:30,063 INFO L432 ainManager$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 [2021-11-07 20:16:30,118 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c4492b3/2f23dc1d4f1b431a9c09f6f5f31cca61/FLAGb1649597f [2021-11-07 20:16:30,842 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 20:16:30,843 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 [2021-11-07 20:16:30,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c4492b3/2f23dc1d4f1b431a9c09f6f5f31cca61/FLAGb1649597f [2021-11-07 20:16:31,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88c4492b3/2f23dc1d4f1b431a9c09f6f5f31cca61 [2021-11-07 20:16:31,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 20:16:31,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 20:16:31,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 20:16:31,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 20:16:31,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 20:16:31,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:16:31" (1/1) ... [2021-11-07 20:16:31,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f3c2cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:31, skipping insertion in model container [2021-11-07 20:16:31,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:16:31" (1/1) ... [2021-11-07 20:16:31,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 20:16:31,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 20:16:34,811 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2021-11-07 20:16:34,813 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2021-11-07 20:16:34,814 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2021-11-07 20:16:34,814 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2021-11-07 20:16:34,815 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2021-11-07 20:16:34,815 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2021-11-07 20:16:34,816 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2021-11-07 20:16:34,816 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2021-11-07 20:16:34,816 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2021-11-07 20:16:34,817 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2021-11-07 20:16:34,817 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2021-11-07 20:16:34,817 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2021-11-07 20:16:34,818 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2021-11-07 20:16:34,818 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2021-11-07 20:16:34,819 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2021-11-07 20:16:34,819 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2021-11-07 20:16:34,819 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2021-11-07 20:16:34,820 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2021-11-07 20:16:34,820 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2021-11-07 20:16:34,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2021-11-07 20:16:34,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2021-11-07 20:16:34,821 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2021-11-07 20:16:34,822 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2021-11-07 20:16:34,822 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2021-11-07 20:16:34,822 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2021-11-07 20:16:34,823 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2021-11-07 20:16:34,823 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2021-11-07 20:16:34,824 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2021-11-07 20:16:34,824 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2021-11-07 20:16:34,825 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2021-11-07 20:16:34,825 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2021-11-07 20:16:34,825 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2021-11-07 20:16:34,826 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2021-11-07 20:16:34,826 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2021-11-07 20:16:34,827 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2021-11-07 20:16:34,827 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2021-11-07 20:16:34,827 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2021-11-07 20:16:34,828 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2021-11-07 20:16:34,828 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2021-11-07 20:16:34,828 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2021-11-07 20:16:34,829 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2021-11-07 20:16:34,829 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2021-11-07 20:16:34,830 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2021-11-07 20:16:34,830 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2021-11-07 20:16:34,830 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2021-11-07 20:16:34,831 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2021-11-07 20:16:34,831 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2021-11-07 20:16:34,831 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2021-11-07 20:16:34,832 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2021-11-07 20:16:34,832 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2021-11-07 20:16:34,833 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2021-11-07 20:16:34,833 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2021-11-07 20:16:34,833 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2021-11-07 20:16:34,834 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2021-11-07 20:16:34,834 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2021-11-07 20:16:34,834 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2021-11-07 20:16:34,835 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2021-11-07 20:16:34,835 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2021-11-07 20:16:34,835 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2021-11-07 20:16:34,836 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2021-11-07 20:16:34,836 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2021-11-07 20:16:34,837 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2021-11-07 20:16:34,837 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2021-11-07 20:16:34,837 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2021-11-07 20:16:34,838 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2021-11-07 20:16:34,838 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2021-11-07 20:16:34,839 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2021-11-07 20:16:34,839 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2021-11-07 20:16:34,839 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2021-11-07 20:16:34,840 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2021-11-07 20:16:34,840 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2021-11-07 20:16:34,840 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2021-11-07 20:16:34,841 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2021-11-07 20:16:34,841 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2021-11-07 20:16:34,842 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2021-11-07 20:16:34,842 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2021-11-07 20:16:34,842 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2021-11-07 20:16:34,843 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2021-11-07 20:16:34,843 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2021-11-07 20:16:34,844 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2021-11-07 20:16:34,844 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2021-11-07 20:16:34,844 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2021-11-07 20:16:34,845 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2021-11-07 20:16:34,845 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2021-11-07 20:16:34,845 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2021-11-07 20:16:34,846 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2021-11-07 20:16:34,846 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2021-11-07 20:16:34,847 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2021-11-07 20:16:34,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 20:16:34,909 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 20:16:35,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410486,410499] [2021-11-07 20:16:35,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410631,410644] [2021-11-07 20:16:35,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410777,410790] [2021-11-07 20:16:35,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[410942,410955] [2021-11-07 20:16:35,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411100,411113] [2021-11-07 20:16:35,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411258,411271] [2021-11-07 20:16:35,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411416,411429] [2021-11-07 20:16:35,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411576,411589] [2021-11-07 20:16:35,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411735,411748] [2021-11-07 20:16:35,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[411874,411887] [2021-11-07 20:16:35,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412016,412029] [2021-11-07 20:16:35,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412165,412178] [2021-11-07 20:16:35,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412304,412317] [2021-11-07 20:16:35,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412459,412472] [2021-11-07 20:16:35,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412619,412632] [2021-11-07 20:16:35,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412770,412783] [2021-11-07 20:16:35,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[412921,412934] [2021-11-07 20:16:35,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413073,413086] [2021-11-07 20:16:35,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413222,413235] [2021-11-07 20:16:35,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413370,413383] [2021-11-07 20:16:35,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413527,413540] [2021-11-07 20:16:35,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413676,413689] [2021-11-07 20:16:35,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413832,413845] [2021-11-07 20:16:35,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[413985,413998] [2021-11-07 20:16:35,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414131,414144] [2021-11-07 20:16:35,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414274,414287] [2021-11-07 20:16:35,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414426,414439] [2021-11-07 20:16:35,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414572,414585] [2021-11-07 20:16:35,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414717,414730] [2021-11-07 20:16:35,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[414871,414884] [2021-11-07 20:16:35,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415022,415035] [2021-11-07 20:16:35,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415177,415190] [2021-11-07 20:16:35,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415329,415342] [2021-11-07 20:16:35,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415484,415497] [2021-11-07 20:16:35,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415648,415661] [2021-11-07 20:16:35,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415804,415817] [2021-11-07 20:16:35,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[415968,415981] [2021-11-07 20:16:35,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416110,416123] [2021-11-07 20:16:35,227 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416268,416281] [2021-11-07 20:16:35,227 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416435,416448] [2021-11-07 20:16:35,227 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416594,416607] [2021-11-07 20:16:35,227 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416753,416766] [2021-11-07 20:16:35,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[416902,416915] [2021-11-07 20:16:35,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417049,417062] [2021-11-07 20:16:35,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417188,417201] [2021-11-07 20:16:35,229 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417351,417364] [2021-11-07 20:16:35,229 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417517,417530] [2021-11-07 20:16:35,229 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417681,417694] [2021-11-07 20:16:35,230 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[417846,417859] [2021-11-07 20:16:35,230 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418011,418024] [2021-11-07 20:16:35,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418177,418190] [2021-11-07 20:16:35,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418342,418355] [2021-11-07 20:16:35,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418509,418522] [2021-11-07 20:16:35,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418669,418682] [2021-11-07 20:16:35,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418831,418844] [2021-11-07 20:16:35,233 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[418990,419003] [2021-11-07 20:16:35,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419136,419149] [2021-11-07 20:16:35,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419279,419292] [2021-11-07 20:16:35,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419423,419436] [2021-11-07 20:16:35,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419566,419579] [2021-11-07 20:16:35,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419710,419723] [2021-11-07 20:16:35,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419851,419864] [2021-11-07 20:16:35,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[419989,420002] [2021-11-07 20:16:35,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420147,420160] [2021-11-07 20:16:35,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420306,420319] [2021-11-07 20:16:35,239 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420462,420475] [2021-11-07 20:16:35,241 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420611,420624] [2021-11-07 20:16:35,241 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420763,420776] [2021-11-07 20:16:35,241 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[420914,420927] [2021-11-07 20:16:35,242 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421063,421076] [2021-11-07 20:16:35,245 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421215,421228] [2021-11-07 20:16:35,245 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421363,421376] [2021-11-07 20:16:35,245 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421516,421529] [2021-11-07 20:16:35,246 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421667,421680] [2021-11-07 20:16:35,247 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421817,421830] [2021-11-07 20:16:35,247 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[421964,421977] [2021-11-07 20:16:35,248 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422115,422128] [2021-11-07 20:16:35,248 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422266,422279] [2021-11-07 20:16:35,248 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422414,422427] [2021-11-07 20:16:35,249 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422580,422593] [2021-11-07 20:16:35,249 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422749,422762] [2021-11-07 20:16:35,250 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[422916,422929] [2021-11-07 20:16:35,250 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423084,423097] [2021-11-07 20:16:35,251 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423234,423247] [2021-11-07 20:16:35,251 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423381,423394] [2021-11-07 20:16:35,251 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423542,423555] [2021-11-07 20:16:35,252 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423712,423725] [2021-11-07 20:16:35,252 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i[423874,423887] [2021-11-07 20:16:35,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 20:16:35,437 INFO L208 MainTranslator]: Completed translation [2021-11-07 20:16:35,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35 WrapperNode [2021-11-07 20:16:35,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 20:16:35,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 20:16:35,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 20:16:35,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 20:16:35,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:35,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:36,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 20:16:36,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 20:16:36,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 20:16:36,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 20:16:36,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:36,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:36,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:36,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:37,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:37,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:37,215 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:37,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 20:16:37,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 20:16:37,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 20:16:37,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 20:16:37,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (1/1) ... [2021-11-07 20:16:37,378 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:16:37,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:16:37,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 20:16:37,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 20:16:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 20:16:37,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-07 20:16:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-07 20:16:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 20:16:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 20:16:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 20:16:37,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 20:16:37,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 20:16:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 20:16:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 20:16:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 20:16:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 20:16:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 20:16:37,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 20:16:37,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 20:16:48,420 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_14_returnLabel: main_#res := 0; [2021-11-07 20:16:48,421 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 20:16:48,421 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_pci_pci_instance_2_switch_break: call ULTIMATE.dealloc(ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.offset);havoc ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.base, ldv_pci_pci_instance_2_~#ldv_2_resource_pm_message~0.offset; [2021-11-07 20:16:48,421 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L10080: #t~ret1082 := main_#res; [2021-11-07 20:16:48,454 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 20:16:48,455 INFO L299 CfgBuilder]: Removed 7260 assume(true) statements. [2021-11-07 20:16:48,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:16:48 BoogieIcfgContainer [2021-11-07 20:16:48,461 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 20:16:48,463 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 20:16:48,463 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 20:16:48,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 20:16:48,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:16:31" (1/3) ... [2021-11-07 20:16:48,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@126b015a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:16:48, skipping insertion in model container [2021-11-07 20:16:48,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:16:35" (2/3) ... [2021-11-07 20:16:48,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@126b015a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:16:48, skipping insertion in model container [2021-11-07 20:16:48,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:16:48" (3/3) ... [2021-11-07 20:16:48,469 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--net--ethernet--amd--amd8111e.ko.cil.i [2021-11-07 20:16:48,473 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 20:16:48,473 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 114 error locations. [2021-11-07 20:16:48,525 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 20:16:48,530 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 20:16:48,530 INFO L340 AbstractCegarLoop]: Starting to check reachability of 114 error locations. [2021-11-07 20:16:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 5943 states, 5829 states have (on average 1.3134328358208955) internal successors, (7656), 5942 states have internal predecessors, (7656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-07 20:16:48,609 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:48,610 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:48,610 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)] === [2021-11-07 20:16:48,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:48,615 INFO L85 PathProgramCache]: Analyzing trace with hash -742683515, now seen corresponding path program 1 times [2021-11-07 20:16:48,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:48,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476401323] [2021-11-07 20:16:48,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:48,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:49,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:49,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:49,167 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476401323] [2021-11-07 20:16:49,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476401323] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:49,169 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:49,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:49,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101802004] [2021-11-07 20:16:49,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:49,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:49,175 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:49,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:49,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:49,214 INFO L87 Difference]: Start difference. First operand has 5943 states, 5829 states have (on average 1.3134328358208955) internal successors, (7656), 5942 states have internal predecessors, (7656), 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 6.5) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:49,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:49,765 INFO L93 Difference]: Finished difference Result 11842 states and 15257 transitions. [2021-11-07 20:16:49,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:49,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-11-07 20:16:49,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:49,811 INFO L225 Difference]: With dead ends: 11842 [2021-11-07 20:16:49,811 INFO L226 Difference]: Without dead ends: 5812 [2021-11-07 20:16:49,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.18ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:49,834 INFO L933 BasicCegarLoop]: 7468 mSDtfsCounter, 7613 mSDsluCounter, 7306 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7613 SdHoareTripleChecker+Valid, 14774 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 39.28ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.22ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:49,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7613 Valid, 14774 Invalid, 6 Unknown, 0 Unchecked, 39.28ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 29.22ms Time] [2021-11-07 20:16:49,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2021-11-07 20:16:50,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 5812. [2021-11-07 20:16:50,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5812 states, 5700 states have (on average 1.2663157894736843) internal successors, (7218), 5811 states have internal predecessors, (7218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5812 states to 5812 states and 7218 transitions. [2021-11-07 20:16:50,048 INFO L78 Accepts]: Start accepts. Automaton has 5812 states and 7218 transitions. Word has length 26 [2021-11-07 20:16:50,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:50,048 INFO L470 AbstractCegarLoop]: Abstraction has 5812 states and 7218 transitions. [2021-11-07 20:16:50,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 5812 states and 7218 transitions. [2021-11-07 20:16:50,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-07 20:16:50,050 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:50,050 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:50,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 20:16:50,057 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)] === [2021-11-07 20:16:50,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:50,059 INFO L85 PathProgramCache]: Analyzing trace with hash -753602775, now seen corresponding path program 1 times [2021-11-07 20:16:50,059 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:50,060 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041044591] [2021-11-07 20:16:50,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:50,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:50,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:50,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:50,225 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041044591] [2021-11-07 20:16:50,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041044591] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:50,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:50,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:50,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156556701] [2021-11-07 20:16:50,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:50,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:50,227 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:50,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:50,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:50,227 INFO L87 Difference]: Start difference. First operand 5812 states and 7218 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:50,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:50,391 INFO L93 Difference]: Finished difference Result 5812 states and 7218 transitions. [2021-11-07 20:16:50,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:50,392 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2021-11-07 20:16:50,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:50,413 INFO L225 Difference]: With dead ends: 5812 [2021-11-07 20:16:50,413 INFO L226 Difference]: Without dead ends: 5808 [2021-11-07 20:16:50,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.01ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:50,416 INFO L933 BasicCegarLoop]: 7210 mSDtfsCounter, 7341 mSDsluCounter, 7060 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.47ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7341 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.67ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.20ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:50,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7341 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 24.67ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 7.20ms Time] [2021-11-07 20:16:50,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5808 states. [2021-11-07 20:16:50,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5808 to 5808. [2021-11-07 20:16:50,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5808 states, 5698 states have (on average 1.266058266058266) internal successors, (7214), 5807 states have internal predecessors, (7214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:50,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5808 states to 5808 states and 7214 transitions. [2021-11-07 20:16:50,576 INFO L78 Accepts]: Start accepts. Automaton has 5808 states and 7214 transitions. Word has length 28 [2021-11-07 20:16:50,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:50,577 INFO L470 AbstractCegarLoop]: Abstraction has 5808 states and 7214 transitions. [2021-11-07 20:16:50,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:50,577 INFO L276 IsEmpty]: Start isEmpty. Operand 5808 states and 7214 transitions. [2021-11-07 20:16:50,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 20:16:50,578 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:50,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:50,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 20:16:50,579 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)] === [2021-11-07 20:16:50,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:50,580 INFO L85 PathProgramCache]: Analyzing trace with hash 1637890605, now seen corresponding path program 1 times [2021-11-07 20:16:50,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:50,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034854878] [2021-11-07 20:16:50,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:50,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:50,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:50,725 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:50,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034854878] [2021-11-07 20:16:50,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034854878] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:50,725 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:50,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:50,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995792818] [2021-11-07 20:16:50,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:50,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:50,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:50,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:50,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:50,727 INFO L87 Difference]: Start difference. First operand 5808 states and 7214 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:50,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:50,897 INFO L93 Difference]: Finished difference Result 5808 states and 7214 transitions. [2021-11-07 20:16:50,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:50,898 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 30 [2021-11-07 20:16:50,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:50,920 INFO L225 Difference]: With dead ends: 5808 [2021-11-07 20:16:50,920 INFO L226 Difference]: Without dead ends: 5804 [2021-11-07 20:16:50,925 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.96ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:50,927 INFO L933 BasicCegarLoop]: 7206 mSDtfsCounter, 7327 mSDsluCounter, 7064 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7327 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.62ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.01ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:50,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7327 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 24.62ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.01ms Time] [2021-11-07 20:16:50,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5804 states. [2021-11-07 20:16:51,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5804 to 5804. [2021-11-07 20:16:51,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5804 states, 5696 states have (on average 1.2658005617977528) internal successors, (7210), 5803 states have internal predecessors, (7210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5804 states to 5804 states and 7210 transitions. [2021-11-07 20:16:51,111 INFO L78 Accepts]: Start accepts. Automaton has 5804 states and 7210 transitions. Word has length 30 [2021-11-07 20:16:51,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:51,111 INFO L470 AbstractCegarLoop]: Abstraction has 5804 states and 7210 transitions. [2021-11-07 20:16:51,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:51,112 INFO L276 IsEmpty]: Start isEmpty. Operand 5804 states and 7210 transitions. [2021-11-07 20:16:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-07 20:16:51,112 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:51,113 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:51,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 20:16:51,113 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)] === [2021-11-07 20:16:51,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:51,114 INFO L85 PathProgramCache]: Analyzing trace with hash 2055525777, now seen corresponding path program 1 times [2021-11-07 20:16:51,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:51,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485135218] [2021-11-07 20:16:51,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:51,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:51,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:51,343 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:51,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485135218] [2021-11-07 20:16:51,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485135218] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:51,344 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:51,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:51,344 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672863860] [2021-11-07 20:16:51,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:51,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:51,345 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:51,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:51,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:51,346 INFO L87 Difference]: Start difference. First operand 5804 states and 7210 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:51,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:51,554 INFO L93 Difference]: Finished difference Result 5804 states and 7210 transitions. [2021-11-07 20:16:51,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:51,555 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-07 20:16:51,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:51,578 INFO L225 Difference]: With dead ends: 5804 [2021-11-07 20:16:51,579 INFO L226 Difference]: Without dead ends: 5800 [2021-11-07 20:16:51,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.26ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:51,582 INFO L933 BasicCegarLoop]: 7202 mSDtfsCounter, 7313 mSDsluCounter, 7068 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7313 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 26.92ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.22ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:51,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7313 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 26.92ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 7.22ms Time] [2021-11-07 20:16:51,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5800 states. [2021-11-07 20:16:51,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5800 to 5800. [2021-11-07 20:16:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5800 states, 5694 states have (on average 1.2655426765015807) internal successors, (7206), 5799 states have internal predecessors, (7206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:51,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5800 states to 5800 states and 7206 transitions. [2021-11-07 20:16:51,790 INFO L78 Accepts]: Start accepts. Automaton has 5800 states and 7206 transitions. Word has length 32 [2021-11-07 20:16:51,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:51,791 INFO L470 AbstractCegarLoop]: Abstraction has 5800 states and 7206 transitions. [2021-11-07 20:16:51,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:51,792 INFO L276 IsEmpty]: Start isEmpty. Operand 5800 states and 7206 transitions. [2021-11-07 20:16:51,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 20:16:51,797 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:51,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:51,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 20:16:51,797 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)] === [2021-11-07 20:16:51,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:51,798 INFO L85 PathProgramCache]: Analyzing trace with hash -323999403, now seen corresponding path program 1 times [2021-11-07 20:16:51,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:51,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734173677] [2021-11-07 20:16:51,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:51,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:51,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:51,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:51,939 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734173677] [2021-11-07 20:16:51,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734173677] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:51,940 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:51,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:51,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902401493] [2021-11-07 20:16:51,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:51,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:51,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:51,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:51,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:51,942 INFO L87 Difference]: Start difference. First operand 5800 states and 7206 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:52,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:52,151 INFO L93 Difference]: Finished difference Result 5800 states and 7206 transitions. [2021-11-07 20:16:52,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:52,152 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-11-07 20:16:52,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:52,174 INFO L225 Difference]: With dead ends: 5800 [2021-11-07 20:16:52,174 INFO L226 Difference]: Without dead ends: 5796 [2021-11-07 20:16:52,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.04ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:52,179 INFO L933 BasicCegarLoop]: 7198 mSDtfsCounter, 7299 mSDsluCounter, 7072 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7299 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.43ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.19ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:52,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7299 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 21.43ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.19ms Time] [2021-11-07 20:16:52,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5796 states. [2021-11-07 20:16:52,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5796 to 5796. [2021-11-07 20:16:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5796 states, 5692 states have (on average 1.2652846099789177) internal successors, (7202), 5795 states have internal predecessors, (7202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5796 states to 5796 states and 7202 transitions. [2021-11-07 20:16:52,415 INFO L78 Accepts]: Start accepts. Automaton has 5796 states and 7202 transitions. Word has length 34 [2021-11-07 20:16:52,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:52,416 INFO L470 AbstractCegarLoop]: Abstraction has 5796 states and 7202 transitions. [2021-11-07 20:16:52,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 5796 states and 7202 transitions. [2021-11-07 20:16:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-07 20:16:52,418 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:52,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:52,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 20:16:52,418 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)] === [2021-11-07 20:16:52,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:52,419 INFO L85 PathProgramCache]: Analyzing trace with hash -2125095559, now seen corresponding path program 1 times [2021-11-07 20:16:52,419 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:52,419 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136708837] [2021-11-07 20:16:52,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:52,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:52,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:52,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:52,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136708837] [2021-11-07 20:16:52,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [136708837] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:52,532 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:52,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:52,532 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664754443] [2021-11-07 20:16:52,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:52,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:52,533 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:52,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:52,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:52,534 INFO L87 Difference]: Start difference. First operand 5796 states and 7202 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:52,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:52,753 INFO L93 Difference]: Finished difference Result 5796 states and 7202 transitions. [2021-11-07 20:16:52,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:52,754 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2021-11-07 20:16:52,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:52,768 INFO L225 Difference]: With dead ends: 5796 [2021-11-07 20:16:52,768 INFO L226 Difference]: Without dead ends: 5792 [2021-11-07 20:16:52,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.36ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:52,772 INFO L933 BasicCegarLoop]: 7194 mSDtfsCounter, 7285 mSDsluCounter, 7076 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7285 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.73ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.50ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:52,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7285 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 19.73ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.50ms Time] [2021-11-07 20:16:52,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5792 states. [2021-11-07 20:16:52,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5792 to 5792. [2021-11-07 20:16:53,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5792 states, 5690 states have (on average 1.2650263620386644) internal successors, (7198), 5791 states have internal predecessors, (7198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5792 states to 5792 states and 7198 transitions. [2021-11-07 20:16:53,020 INFO L78 Accepts]: Start accepts. Automaton has 5792 states and 7198 transitions. Word has length 36 [2021-11-07 20:16:53,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:53,020 INFO L470 AbstractCegarLoop]: Abstraction has 5792 states and 7198 transitions. [2021-11-07 20:16:53,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:53,021 INFO L276 IsEmpty]: Start isEmpty. Operand 5792 states and 7198 transitions. [2021-11-07 20:16:53,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 20:16:53,022 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:53,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:53,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 20:16:53,022 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr78ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:16:53,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:53,023 INFO L85 PathProgramCache]: Analyzing trace with hash -2106680835, now seen corresponding path program 1 times [2021-11-07 20:16:53,023 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:53,023 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597431492] [2021-11-07 20:16:53,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:53,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:53,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:53,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:53,170 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597431492] [2021-11-07 20:16:53,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597431492] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:53,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:53,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:53,174 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285813276] [2021-11-07 20:16:53,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:53,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:53,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:53,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:53,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:53,175 INFO L87 Difference]: Start difference. First operand 5792 states and 7198 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:53,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:53,393 INFO L93 Difference]: Finished difference Result 5792 states and 7198 transitions. [2021-11-07 20:16:53,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:53,394 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-11-07 20:16:53,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:53,407 INFO L225 Difference]: With dead ends: 5792 [2021-11-07 20:16:53,407 INFO L226 Difference]: Without dead ends: 5788 [2021-11-07 20:16:53,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.86ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:53,411 INFO L933 BasicCegarLoop]: 7190 mSDtfsCounter, 7271 mSDsluCounter, 7080 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.67ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7271 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 17.32ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.35ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:53,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7271 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 17.32ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.35ms Time] [2021-11-07 20:16:53,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5788 states. [2021-11-07 20:16:53,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5788 to 5788. [2021-11-07 20:16:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5788 states, 5688 states have (on average 1.2647679324894514) internal successors, (7194), 5787 states have internal predecessors, (7194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5788 states to 5788 states and 7194 transitions. [2021-11-07 20:16:53,641 INFO L78 Accepts]: Start accepts. Automaton has 5788 states and 7194 transitions. Word has length 38 [2021-11-07 20:16:53,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:53,641 INFO L470 AbstractCegarLoop]: Abstraction has 5788 states and 7194 transitions. [2021-11-07 20:16:53,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 5788 states and 7194 transitions. [2021-11-07 20:16:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-07 20:16:53,642 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:53,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:53,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 20:16:53,643 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:16:53,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:53,643 INFO L85 PathProgramCache]: Analyzing trace with hash -1589999903, now seen corresponding path program 1 times [2021-11-07 20:16:53,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:53,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925050995] [2021-11-07 20:16:53,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:53,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:53,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:53,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:53,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925050995] [2021-11-07 20:16:53,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925050995] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:53,750 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:53,750 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:53,751 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928724409] [2021-11-07 20:16:53,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:53,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:53,751 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:53,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:53,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:53,752 INFO L87 Difference]: Start difference. First operand 5788 states and 7194 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:53,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:53,972 INFO L93 Difference]: Finished difference Result 5788 states and 7194 transitions. [2021-11-07 20:16:53,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:53,973 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-07 20:16:53,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:53,984 INFO L225 Difference]: With dead ends: 5788 [2021-11-07 20:16:53,985 INFO L226 Difference]: Without dead ends: 5784 [2021-11-07 20:16:53,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.89ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:53,988 INFO L933 BasicCegarLoop]: 7186 mSDtfsCounter, 7257 mSDsluCounter, 7084 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.58ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7257 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.64ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.23ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:53,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7257 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 16.64ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.23ms Time] [2021-11-07 20:16:53,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5784 states. [2021-11-07 20:16:54,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5784 to 5784. [2021-11-07 20:16:54,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5784 states, 5686 states have (on average 1.2645093211396412) internal successors, (7190), 5783 states have internal predecessors, (7190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:54,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5784 states to 5784 states and 7190 transitions. [2021-11-07 20:16:54,220 INFO L78 Accepts]: Start accepts. Automaton has 5784 states and 7190 transitions. Word has length 40 [2021-11-07 20:16:54,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:54,221 INFO L470 AbstractCegarLoop]: Abstraction has 5784 states and 7190 transitions. [2021-11-07 20:16:54,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 5784 states and 7190 transitions. [2021-11-07 20:16:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-07 20:16:54,222 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:54,222 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] [2021-11-07 20:16:54,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-07 20:16:54,222 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:16:54,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:54,223 INFO L85 PathProgramCache]: Analyzing trace with hash -640109075, now seen corresponding path program 1 times [2021-11-07 20:16:54,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:54,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585962079] [2021-11-07 20:16:54,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:54,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:54,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:54,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:54,319 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585962079] [2021-11-07 20:16:54,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585962079] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:54,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:54,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:54,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558644532] [2021-11-07 20:16:54,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:54,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 20:16:54,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:54,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 20:16:54,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:16:54,321 INFO L87 Difference]: Start difference. First operand 5784 states and 7190 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:54,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:54,694 INFO L93 Difference]: Finished difference Result 13764 states and 17154 transitions. [2021-11-07 20:16:54,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 20:16:54,695 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 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 41 [2021-11-07 20:16:54,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:54,711 INFO L225 Difference]: With dead ends: 13764 [2021-11-07 20:16:54,711 INFO L226 Difference]: Without dead ends: 8011 [2021-11-07 20:16:54,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.62ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:16:54,725 INFO L933 BasicCegarLoop]: 9986 mSDtfsCounter, 7175 mSDsluCounter, 2807 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7175 SdHoareTripleChecker+Valid, 12793 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.56ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.66ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:54,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7175 Valid, 12793 Invalid, 8 Unknown, 0 Unchecked, 28.56ms Time], IncrementalHoareTripleChecker [4 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 37.66ms Time] [2021-11-07 20:16:54,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8011 states. [2021-11-07 20:16:54,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8011 to 7944. [2021-11-07 20:16:55,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7944 states, 7846 states have (on average 1.2696915625796583) internal successors, (9962), 7943 states have internal predecessors, (9962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:55,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7944 states to 7944 states and 9962 transitions. [2021-11-07 20:16:55,016 INFO L78 Accepts]: Start accepts. Automaton has 7944 states and 9962 transitions. Word has length 41 [2021-11-07 20:16:55,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:55,017 INFO L470 AbstractCegarLoop]: Abstraction has 7944 states and 9962 transitions. [2021-11-07 20:16:55,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:55,017 INFO L276 IsEmpty]: Start isEmpty. Operand 7944 states and 9962 transitions. [2021-11-07 20:16:55,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-07 20:16:55,018 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:55,018 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:55,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-07 20:16:55,018 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:16:55,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:55,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1019136068, now seen corresponding path program 1 times [2021-11-07 20:16:55,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:55,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420211040] [2021-11-07 20:16:55,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:55,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:55,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:55,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:55,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420211040] [2021-11-07 20:16:55,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420211040] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:55,119 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:55,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:55,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247533101] [2021-11-07 20:16:55,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:55,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:55,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:55,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:55,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:55,120 INFO L87 Difference]: Start difference. First operand 7944 states and 9962 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:55,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:55,388 INFO L93 Difference]: Finished difference Result 7944 states and 9962 transitions. [2021-11-07 20:16:55,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:55,388 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-11-07 20:16:55,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:55,405 INFO L225 Difference]: With dead ends: 7944 [2021-11-07 20:16:55,406 INFO L226 Difference]: Without dead ends: 7940 [2021-11-07 20:16:55,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.46ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:55,410 INFO L933 BasicCegarLoop]: 7182 mSDtfsCounter, 7243 mSDsluCounter, 7088 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7243 SdHoareTripleChecker+Valid, 14270 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.78ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.02ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:55,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7243 Valid, 14270 Invalid, 6 Unknown, 0 Unchecked, 19.78ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.02ms Time] [2021-11-07 20:16:55,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7940 states. [2021-11-07 20:16:55,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7940 to 7940. [2021-11-07 20:16:55,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7940 states, 7844 states have (on average 1.2695053544110149) internal successors, (9958), 7939 states have internal predecessors, (9958), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:55,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7940 states to 7940 states and 9958 transitions. [2021-11-07 20:16:55,703 INFO L78 Accepts]: Start accepts. Automaton has 7940 states and 9958 transitions. Word has length 42 [2021-11-07 20:16:55,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:55,704 INFO L470 AbstractCegarLoop]: Abstraction has 7940 states and 9958 transitions. [2021-11-07 20:16:55,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:55,704 INFO L276 IsEmpty]: Start isEmpty. Operand 7940 states and 9958 transitions. [2021-11-07 20:16:55,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-07 20:16:55,705 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:55,705 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:55,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-07 20:16:55,705 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:16:55,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:55,706 INFO L85 PathProgramCache]: Analyzing trace with hash 497191652, now seen corresponding path program 1 times [2021-11-07 20:16:55,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:55,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464752486] [2021-11-07 20:16:55,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:55,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:55,825 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:55,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464752486] [2021-11-07 20:16:55,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464752486] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:55,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:55,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:16:55,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418401625] [2021-11-07 20:16:55,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:55,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:16:55,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:55,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:16:55,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:55,827 INFO L87 Difference]: Start difference. First operand 7940 states and 9958 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:56,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:56,276 INFO L93 Difference]: Finished difference Result 15916 states and 19918 transitions. [2021-11-07 20:16:56,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:16:56,276 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-07 20:16:56,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:56,294 INFO L225 Difference]: With dead ends: 15916 [2021-11-07 20:16:56,294 INFO L226 Difference]: Without dead ends: 8007 [2021-11-07 20:16:56,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 21.25ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:16:56,309 INFO L933 BasicCegarLoop]: 9977 mSDtfsCounter, 21525 mSDsluCounter, 5615 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 21525 SdHoareTripleChecker+Valid, 15592 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 28.80ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.17ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:56,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21525 Valid, 15592 Invalid, 26 Unknown, 0 Unchecked, 28.80ms Time], IncrementalHoareTripleChecker [16 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 53.17ms Time] [2021-11-07 20:16:56,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8007 states. [2021-11-07 20:16:56,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8007 to 7937. [2021-11-07 20:16:56,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7937 states, 7842 states have (on average 1.269319051262433) internal successors, (9954), 7936 states have internal predecessors, (9954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7937 states to 7937 states and 9954 transitions. [2021-11-07 20:16:56,576 INFO L78 Accepts]: Start accepts. Automaton has 7937 states and 9954 transitions. Word has length 44 [2021-11-07 20:16:56,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:56,576 INFO L470 AbstractCegarLoop]: Abstraction has 7937 states and 9954 transitions. [2021-11-07 20:16:56,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 5 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 7937 states and 9954 transitions. [2021-11-07 20:16:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-07 20:16:56,577 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:56,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:56,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-07 20:16:56,578 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)] === [2021-11-07 20:16:56,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:56,578 INFO L85 PathProgramCache]: Analyzing trace with hash 137904648, now seen corresponding path program 1 times [2021-11-07 20:16:56,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:56,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766639676] [2021-11-07 20:16:56,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:56,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:56,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:56,680 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:56,680 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766639676] [2021-11-07 20:16:56,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766639676] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:56,680 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:56,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:56,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453182826] [2021-11-07 20:16:56,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:56,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:56,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:56,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:56,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:56,682 INFO L87 Difference]: Start difference. First operand 7937 states and 9954 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:56,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:56,992 INFO L93 Difference]: Finished difference Result 7937 states and 9954 transitions. [2021-11-07 20:16:56,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:56,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2021-11-07 20:16:56,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:57,005 INFO L225 Difference]: With dead ends: 7937 [2021-11-07 20:16:57,006 INFO L226 Difference]: Without dead ends: 7933 [2021-11-07 20:16:57,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.68ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:57,008 INFO L933 BasicCegarLoop]: 7174 mSDtfsCounter, 7225 mSDsluCounter, 7088 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7225 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.53ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.20ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:57,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7225 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 14.53ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.20ms Time] [2021-11-07 20:16:57,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7933 states. [2021-11-07 20:16:57,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7933 to 7933. [2021-11-07 20:16:57,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7933 states, 7840 states have (on average 1.2691326530612246) internal successors, (9950), 7932 states have internal predecessors, (9950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7933 states to 7933 states and 9950 transitions. [2021-11-07 20:16:57,314 INFO L78 Accepts]: Start accepts. Automaton has 7933 states and 9950 transitions. Word has length 44 [2021-11-07 20:16:57,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:57,314 INFO L470 AbstractCegarLoop]: Abstraction has 7933 states and 9950 transitions. [2021-11-07 20:16:57,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:57,315 INFO L276 IsEmpty]: Start isEmpty. Operand 7933 states and 9950 transitions. [2021-11-07 20:16:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-07 20:16:57,315 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:57,315 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:57,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-07 20:16:57,316 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)] === [2021-11-07 20:16:57,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:57,316 INFO L85 PathProgramCache]: Analyzing trace with hash -616932308, now seen corresponding path program 1 times [2021-11-07 20:16:57,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:57,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402135109] [2021-11-07 20:16:57,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:57,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:57,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:57,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402135109] [2021-11-07 20:16:57,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402135109] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:57,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:57,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:57,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899445117] [2021-11-07 20:16:57,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:57,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:57,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:57,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:57,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:57,466 INFO L87 Difference]: Start difference. First operand 7933 states and 9950 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:57,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:57,739 INFO L93 Difference]: Finished difference Result 7933 states and 9950 transitions. [2021-11-07 20:16:57,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:57,740 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-07 20:16:57,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:57,754 INFO L225 Difference]: With dead ends: 7933 [2021-11-07 20:16:57,755 INFO L226 Difference]: Without dead ends: 7929 [2021-11-07 20:16:57,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.82ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:57,759 INFO L933 BasicCegarLoop]: 7170 mSDtfsCounter, 7211 mSDsluCounter, 7092 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.08ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7211 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.02ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.66ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:57,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7211 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 14.02ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.66ms Time] [2021-11-07 20:16:57,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7929 states. [2021-11-07 20:16:58,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7929 to 7929. [2021-11-07 20:16:58,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7929 states, 7838 states have (on average 1.268946159734626) internal successors, (9946), 7928 states have internal predecessors, (9946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:58,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7929 states to 7929 states and 9946 transitions. [2021-11-07 20:16:58,156 INFO L78 Accepts]: Start accepts. Automaton has 7929 states and 9946 transitions. Word has length 46 [2021-11-07 20:16:58,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:58,156 INFO L470 AbstractCegarLoop]: Abstraction has 7929 states and 9946 transitions. [2021-11-07 20:16:58,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:58,156 INFO L276 IsEmpty]: Start isEmpty. Operand 7929 states and 9946 transitions. [2021-11-07 20:16:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-07 20:16:58,157 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:58,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:58,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-07 20:16:58,157 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)] === [2021-11-07 20:16:58,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:58,158 INFO L85 PathProgramCache]: Analyzing trace with hash -165773648, now seen corresponding path program 1 times [2021-11-07 20:16:58,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:58,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713793320] [2021-11-07 20:16:58,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:58,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:58,287 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:58,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713793320] [2021-11-07 20:16:58,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713793320] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:58,288 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:58,288 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:58,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236511247] [2021-11-07 20:16:58,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:58,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:58,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:58,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:58,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:58,289 INFO L87 Difference]: Start difference. First operand 7929 states and 9946 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:58,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:58,609 INFO L93 Difference]: Finished difference Result 7929 states and 9946 transitions. [2021-11-07 20:16:58,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:58,609 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-07 20:16:58,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:58,622 INFO L225 Difference]: With dead ends: 7929 [2021-11-07 20:16:58,623 INFO L226 Difference]: Without dead ends: 7925 [2021-11-07 20:16:58,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.61ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:58,627 INFO L933 BasicCegarLoop]: 7166 mSDtfsCounter, 7197 mSDsluCounter, 7096 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7197 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.03ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.93ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:58,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7197 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 15.03ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.93ms Time] [2021-11-07 20:16:58,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7925 states. [2021-11-07 20:16:58,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7925 to 7925. [2021-11-07 20:16:58,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7925 states, 7836 states have (on average 1.268759571209801) internal successors, (9942), 7924 states have internal predecessors, (9942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7925 states to 7925 states and 9942 transitions. [2021-11-07 20:16:58,978 INFO L78 Accepts]: Start accepts. Automaton has 7925 states and 9942 transitions. Word has length 48 [2021-11-07 20:16:58,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:58,979 INFO L470 AbstractCegarLoop]: Abstraction has 7925 states and 9942 transitions. [2021-11-07 20:16:58,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:58,980 INFO L276 IsEmpty]: Start isEmpty. Operand 7925 states and 9942 transitions. [2021-11-07 20:16:58,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-07 20:16:58,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:58,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:58,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-07 20:16:58,981 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)] === [2021-11-07 20:16:58,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:58,981 INFO L85 PathProgramCache]: Analyzing trace with hash -393997932, now seen corresponding path program 1 times [2021-11-07 20:16:58,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:58,982 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434616601] [2021-11-07 20:16:58,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:58,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:59,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:59,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:59,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434616601] [2021-11-07 20:16:59,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434616601] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:59,096 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:59,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:59,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908684868] [2021-11-07 20:16:59,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:59,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:59,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:59,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:59,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:59,097 INFO L87 Difference]: Start difference. First operand 7925 states and 9942 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:59,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:16:59,428 INFO L93 Difference]: Finished difference Result 7925 states and 9942 transitions. [2021-11-07 20:16:59,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:16:59,429 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-11-07 20:16:59,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:16:59,442 INFO L225 Difference]: With dead ends: 7925 [2021-11-07 20:16:59,443 INFO L226 Difference]: Without dead ends: 7921 [2021-11-07 20:16:59,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.53ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:16:59,449 INFO L933 BasicCegarLoop]: 7162 mSDtfsCounter, 7183 mSDsluCounter, 7100 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7183 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.40ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.10ms IncrementalHoareTripleChecker+Time [2021-11-07 20:16:59,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7183 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 15.40ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.10ms Time] [2021-11-07 20:16:59,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7921 states. [2021-11-07 20:16:59,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7921 to 7921. [2021-11-07 20:16:59,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7921 states, 7834 states have (on average 1.2685728874138371) internal successors, (9938), 7920 states have internal predecessors, (9938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:59,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7921 states to 7921 states and 9938 transitions. [2021-11-07 20:16:59,818 INFO L78 Accepts]: Start accepts. Automaton has 7921 states and 9938 transitions. Word has length 50 [2021-11-07 20:16:59,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:16:59,819 INFO L470 AbstractCegarLoop]: Abstraction has 7921 states and 9938 transitions. [2021-11-07 20:16:59,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:16:59,819 INFO L276 IsEmpty]: Start isEmpty. Operand 7921 states and 9938 transitions. [2021-11-07 20:16:59,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-07 20:16:59,819 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:16:59,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:16:59,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-07 20:16:59,819 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)] === [2021-11-07 20:16:59,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:16:59,820 INFO L85 PathProgramCache]: Analyzing trace with hash -674202408, now seen corresponding path program 1 times [2021-11-07 20:16:59,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:16:59,820 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310242252] [2021-11-07 20:16:59,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:16:59,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:16:59,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:16:59,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:16:59,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:16:59,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310242252] [2021-11-07 20:16:59,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310242252] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:16:59,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:16:59,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:16:59,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177544185] [2021-11-07 20:16:59,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:16:59,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:16:59,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:16:59,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:16:59,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:16:59,927 INFO L87 Difference]: Start difference. First operand 7921 states and 9938 transitions. Second operand has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:00,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:00,274 INFO L93 Difference]: Finished difference Result 7921 states and 9938 transitions. [2021-11-07 20:17:00,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:00,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2021-11-07 20:17:00,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:00,286 INFO L225 Difference]: With dead ends: 7921 [2021-11-07 20:17:00,287 INFO L226 Difference]: Without dead ends: 7917 [2021-11-07 20:17:00,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.72ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:00,290 INFO L933 BasicCegarLoop]: 7158 mSDtfsCounter, 7169 mSDsluCounter, 7104 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7169 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.10ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.14ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:00,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7169 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 15.10ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.14ms Time] [2021-11-07 20:17:00,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7917 states. [2021-11-07 20:17:00,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7917 to 7917. [2021-11-07 20:17:00,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7917 states, 7832 states have (on average 1.2683861082737486) internal successors, (9934), 7916 states have internal predecessors, (9934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:00,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7917 states to 7917 states and 9934 transitions. [2021-11-07 20:17:00,675 INFO L78 Accepts]: Start accepts. Automaton has 7917 states and 9934 transitions. Word has length 52 [2021-11-07 20:17:00,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:00,675 INFO L470 AbstractCegarLoop]: Abstraction has 7917 states and 9934 transitions. [2021-11-07 20:17:00,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:00,675 INFO L276 IsEmpty]: Start isEmpty. Operand 7917 states and 9934 transitions. [2021-11-07 20:17:00,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 20:17:00,676 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:00,676 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] [2021-11-07 20:17:00,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-07 20:17:00,677 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)] === [2021-11-07 20:17:00,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:00,677 INFO L85 PathProgramCache]: Analyzing trace with hash 632236156, now seen corresponding path program 1 times [2021-11-07 20:17:00,677 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:00,677 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442583845] [2021-11-07 20:17:00,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:00,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:00,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:00,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:00,850 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442583845] [2021-11-07 20:17:00,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442583845] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:00,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:00,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:00,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985333038] [2021-11-07 20:17:00,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:00,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:00,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:00,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:00,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:00,852 INFO L87 Difference]: Start difference. First operand 7917 states and 9934 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:01,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:01,305 INFO L93 Difference]: Finished difference Result 7917 states and 9934 transitions. [2021-11-07 20:17:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:01,305 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-11-07 20:17:01,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:01,314 INFO L225 Difference]: With dead ends: 7917 [2021-11-07 20:17:01,314 INFO L226 Difference]: Without dead ends: 7913 [2021-11-07 20:17:01,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.15ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:01,316 INFO L933 BasicCegarLoop]: 7154 mSDtfsCounter, 7155 mSDsluCounter, 7108 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.61ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7155 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.75ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.24ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:01,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7155 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 15.75ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.24ms Time] [2021-11-07 20:17:01,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7913 states. [2021-11-07 20:17:01,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7913 to 7913. [2021-11-07 20:17:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7913 states, 7830 states have (on average 1.2681992337164751) internal successors, (9930), 7912 states have internal predecessors, (9930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:01,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7913 states to 7913 states and 9930 transitions. [2021-11-07 20:17:01,730 INFO L78 Accepts]: Start accepts. Automaton has 7913 states and 9930 transitions. Word has length 54 [2021-11-07 20:17:01,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:01,730 INFO L470 AbstractCegarLoop]: Abstraction has 7913 states and 9930 transitions. [2021-11-07 20:17:01,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 7913 states and 9930 transitions. [2021-11-07 20:17:01,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 20:17:01,731 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:01,731 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:01,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-07 20:17:01,733 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)] === [2021-11-07 20:17:01,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:01,734 INFO L85 PathProgramCache]: Analyzing trace with hash 1989246080, now seen corresponding path program 1 times [2021-11-07 20:17:01,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:01,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16983449] [2021-11-07 20:17:01,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:01,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:01,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:01,857 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:01,857 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16983449] [2021-11-07 20:17:01,858 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16983449] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:01,858 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:01,858 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:01,858 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688123025] [2021-11-07 20:17:01,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:01,858 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:01,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:01,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:01,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:01,859 INFO L87 Difference]: Start difference. First operand 7913 states and 9930 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:02,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:02,352 INFO L93 Difference]: Finished difference Result 7913 states and 9930 transitions. [2021-11-07 20:17:02,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:02,353 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-07 20:17:02,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:02,367 INFO L225 Difference]: With dead ends: 7913 [2021-11-07 20:17:02,367 INFO L226 Difference]: Without dead ends: 7909 [2021-11-07 20:17:02,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.14ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:02,372 INFO L933 BasicCegarLoop]: 7150 mSDtfsCounter, 7141 mSDsluCounter, 7112 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.96ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7141 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.34ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.14ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:02,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7141 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 16.34ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 5.14ms Time] [2021-11-07 20:17:02,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7909 states. [2021-11-07 20:17:02,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7909 to 7909. [2021-11-07 20:17:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7909 states, 7828 states have (on average 1.2680122636688809) internal successors, (9926), 7908 states have internal predecessors, (9926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:02,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7909 states to 7909 states and 9926 transitions. [2021-11-07 20:17:02,772 INFO L78 Accepts]: Start accepts. Automaton has 7909 states and 9926 transitions. Word has length 56 [2021-11-07 20:17:02,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:02,772 INFO L470 AbstractCegarLoop]: Abstraction has 7909 states and 9926 transitions. [2021-11-07 20:17:02,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:02,773 INFO L276 IsEmpty]: Start isEmpty. Operand 7909 states and 9926 transitions. [2021-11-07 20:17:02,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-07 20:17:02,773 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:02,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:02,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-07 20:17:02,774 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr88ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:02,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:02,774 INFO L85 PathProgramCache]: Analyzing trace with hash 405725412, now seen corresponding path program 1 times [2021-11-07 20:17:02,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:02,775 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420918693] [2021-11-07 20:17:02,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:02,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:02,888 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:02,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420918693] [2021-11-07 20:17:02,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420918693] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:02,888 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:02,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:02,889 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699987821] [2021-11-07 20:17:02,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:02,890 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:02,890 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:02,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:02,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:02,891 INFO L87 Difference]: Start difference. First operand 7909 states and 9926 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:03,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:03,342 INFO L93 Difference]: Finished difference Result 7909 states and 9926 transitions. [2021-11-07 20:17:03,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:03,343 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-07 20:17:03,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:03,356 INFO L225 Difference]: With dead ends: 7909 [2021-11-07 20:17:03,356 INFO L226 Difference]: Without dead ends: 7905 [2021-11-07 20:17:03,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.53ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:03,360 INFO L933 BasicCegarLoop]: 7146 mSDtfsCounter, 7127 mSDsluCounter, 7116 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7127 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.15ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.91ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:03,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7127 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 15.15ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.91ms Time] [2021-11-07 20:17:03,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7905 states. [2021-11-07 20:17:03,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7905 to 7905. [2021-11-07 20:17:03,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7905 states, 7826 states have (on average 1.2678251980577562) internal successors, (9922), 7904 states have internal predecessors, (9922), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7905 states to 7905 states and 9922 transitions. [2021-11-07 20:17:03,803 INFO L78 Accepts]: Start accepts. Automaton has 7905 states and 9922 transitions. Word has length 58 [2021-11-07 20:17:03,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:03,804 INFO L470 AbstractCegarLoop]: Abstraction has 7905 states and 9922 transitions. [2021-11-07 20:17:03,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:03,804 INFO L276 IsEmpty]: Start isEmpty. Operand 7905 states and 9922 transitions. [2021-11-07 20:17:03,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-07 20:17:03,805 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:03,805 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] [2021-11-07 20:17:03,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-07 20:17:03,806 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr89ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:03,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:03,806 INFO L85 PathProgramCache]: Analyzing trace with hash -939213400, now seen corresponding path program 1 times [2021-11-07 20:17:03,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:03,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208764790] [2021-11-07 20:17:03,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:03,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:03,919 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:03,919 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208764790] [2021-11-07 20:17:03,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208764790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:03,919 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:03,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:03,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326316839] [2021-11-07 20:17:03,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:03,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:03,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:03,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:03,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:03,920 INFO L87 Difference]: Start difference. First operand 7905 states and 9922 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:04,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:04,348 INFO L93 Difference]: Finished difference Result 7905 states and 9922 transitions. [2021-11-07 20:17:04,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:04,349 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-07 20:17:04,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:04,362 INFO L225 Difference]: With dead ends: 7905 [2021-11-07 20:17:04,362 INFO L226 Difference]: Without dead ends: 7901 [2021-11-07 20:17:04,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.10ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:04,367 INFO L933 BasicCegarLoop]: 7142 mSDtfsCounter, 7113 mSDsluCounter, 7120 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7113 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.82ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.93ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:04,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7113 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 15.82ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 3.93ms Time] [2021-11-07 20:17:04,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7901 states. [2021-11-07 20:17:04,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7901 to 7901. [2021-11-07 20:17:04,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7901 states, 7824 states have (on average 1.267638036809816) internal successors, (9918), 7900 states have internal predecessors, (9918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:04,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7901 states to 7901 states and 9918 transitions. [2021-11-07 20:17:04,842 INFO L78 Accepts]: Start accepts. Automaton has 7901 states and 9918 transitions. Word has length 60 [2021-11-07 20:17:04,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:04,842 INFO L470 AbstractCegarLoop]: Abstraction has 7901 states and 9918 transitions. [2021-11-07 20:17:04,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 7901 states and 9918 transitions. [2021-11-07 20:17:04,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-07 20:17:04,843 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:04,843 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:04,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-07 20:17:04,843 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr90ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:04,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:04,844 INFO L85 PathProgramCache]: Analyzing trace with hash -640255284, now seen corresponding path program 1 times [2021-11-07 20:17:04,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:04,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538234599] [2021-11-07 20:17:04,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:04,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:04,950 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:04,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538234599] [2021-11-07 20:17:04,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538234599] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:04,950 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:04,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:04,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46141163] [2021-11-07 20:17:04,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:04,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:04,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:04,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:04,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:04,952 INFO L87 Difference]: Start difference. First operand 7901 states and 9918 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:05,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:05,389 INFO L93 Difference]: Finished difference Result 7901 states and 9918 transitions. [2021-11-07 20:17:05,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:05,390 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-07 20:17:05,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:05,400 INFO L225 Difference]: With dead ends: 7901 [2021-11-07 20:17:05,400 INFO L226 Difference]: Without dead ends: 7897 [2021-11-07 20:17:05,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.32ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:05,403 INFO L933 BasicCegarLoop]: 7138 mSDtfsCounter, 7099 mSDsluCounter, 7124 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7099 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.03ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.10ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:05,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7099 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 16.03ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.10ms Time] [2021-11-07 20:17:05,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7897 states. [2021-11-07 20:17:05,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7897 to 7897. [2021-11-07 20:17:05,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7897 states, 7822 states have (on average 1.2674507798517003) internal successors, (9914), 7896 states have internal predecessors, (9914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:05,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7897 states to 7897 states and 9914 transitions. [2021-11-07 20:17:05,819 INFO L78 Accepts]: Start accepts. Automaton has 7897 states and 9914 transitions. Word has length 62 [2021-11-07 20:17:05,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:05,819 INFO L470 AbstractCegarLoop]: Abstraction has 7897 states and 9914 transitions. [2021-11-07 20:17:05,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:05,819 INFO L276 IsEmpty]: Start isEmpty. Operand 7897 states and 9914 transitions. [2021-11-07 20:17:05,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-07 20:17:05,820 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:05,820 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:05,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-07 20:17:05,820 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:05,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:05,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1104314288, now seen corresponding path program 1 times [2021-11-07 20:17:05,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:05,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583522200] [2021-11-07 20:17:05,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:05,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:05,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:05,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583522200] [2021-11-07 20:17:05,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583522200] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:05,934 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:05,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:05,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577678917] [2021-11-07 20:17:05,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:05,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:05,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:05,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:05,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:05,936 INFO L87 Difference]: Start difference. First operand 7897 states and 9914 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:06,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:06,405 INFO L93 Difference]: Finished difference Result 7897 states and 9914 transitions. [2021-11-07 20:17:06,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:06,405 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2021-11-07 20:17:06,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:06,416 INFO L225 Difference]: With dead ends: 7897 [2021-11-07 20:17:06,416 INFO L226 Difference]: Without dead ends: 7893 [2021-11-07 20:17:06,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.41ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:06,421 INFO L933 BasicCegarLoop]: 7134 mSDtfsCounter, 7085 mSDsluCounter, 7128 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7085 SdHoareTripleChecker+Valid, 14262 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.92ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.31ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:06,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7085 Valid, 14262 Invalid, 6 Unknown, 0 Unchecked, 15.92ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 4.31ms Time] [2021-11-07 20:17:06,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7893 states. [2021-11-07 20:17:06,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7893 to 7893. [2021-11-07 20:17:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7893 states, 7820 states have (on average 1.2672634271099745) internal successors, (9910), 7892 states have internal predecessors, (9910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:06,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7893 states to 7893 states and 9910 transitions. [2021-11-07 20:17:06,863 INFO L78 Accepts]: Start accepts. Automaton has 7893 states and 9910 transitions. Word has length 64 [2021-11-07 20:17:06,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:06,864 INFO L470 AbstractCegarLoop]: Abstraction has 7893 states and 9910 transitions. [2021-11-07 20:17:06,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:06,864 INFO L276 IsEmpty]: Start isEmpty. Operand 7893 states and 9910 transitions. [2021-11-07 20:17:06,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-07 20:17:06,865 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:06,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:06,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-07 20:17:06,865 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:06,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:06,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1286620849, now seen corresponding path program 1 times [2021-11-07 20:17:06,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:06,866 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974037375] [2021-11-07 20:17:06,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:06,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:06,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:06,997 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974037375] [2021-11-07 20:17:06,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974037375] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:06,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:06,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:06,997 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240124351] [2021-11-07 20:17:06,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:06,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:06,998 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:06,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:06,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:06,999 INFO L87 Difference]: Start difference. First operand 7893 states and 9910 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:07,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:07,852 INFO L93 Difference]: Finished difference Result 8787 states and 10984 transitions. [2021-11-07 20:17:07,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:17:07,852 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-11-07 20:17:07,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:07,869 INFO L225 Difference]: With dead ends: 8787 [2021-11-07 20:17:07,869 INFO L226 Difference]: Without dead ends: 8733 [2021-11-07 20:17:07,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.43ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:07,875 INFO L933 BasicCegarLoop]: 7785 mSDtfsCounter, 8187 mSDsluCounter, 6555 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 199.11ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8187 SdHoareTripleChecker+Valid, 14340 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 25.91ms SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 262.61ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:07,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8187 Valid, 14340 Invalid, 274 Unknown, 0 Unchecked, 25.91ms Time], IncrementalHoareTripleChecker [85 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 262.61ms Time] [2021-11-07 20:17:07,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8733 states. [2021-11-07 20:17:08,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8733 to 7839. [2021-11-07 20:17:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7839 states, 7793 states have (on average 1.26305658924676) internal successors, (9843), 7838 states have internal predecessors, (9843), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7839 states to 7839 states and 9843 transitions. [2021-11-07 20:17:08,358 INFO L78 Accepts]: Start accepts. Automaton has 7839 states and 9843 transitions. Word has length 66 [2021-11-07 20:17:08,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:08,358 INFO L470 AbstractCegarLoop]: Abstraction has 7839 states and 9843 transitions. [2021-11-07 20:17:08,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:08,358 INFO L276 IsEmpty]: Start isEmpty. Operand 7839 states and 9843 transitions. [2021-11-07 20:17:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-07 20:17:08,359 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:08,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:08,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-07 20:17:08,359 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr92ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:08,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:08,359 INFO L85 PathProgramCache]: Analyzing trace with hash -388417996, now seen corresponding path program 1 times [2021-11-07 20:17:08,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:08,360 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144719932] [2021-11-07 20:17:08,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:08,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:08,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:08,474 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:08,474 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144719932] [2021-11-07 20:17:08,474 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144719932] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:08,474 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:08,475 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:08,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186980136] [2021-11-07 20:17:08,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:08,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:08,475 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:08,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:08,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:08,476 INFO L87 Difference]: Start difference. First operand 7839 states and 9843 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:09,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:09,010 INFO L93 Difference]: Finished difference Result 7839 states and 9843 transitions. [2021-11-07 20:17:09,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:17:09,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-11-07 20:17:09,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:09,020 INFO L225 Difference]: With dead ends: 7839 [2021-11-07 20:17:09,020 INFO L226 Difference]: Without dead ends: 7729 [2021-11-07 20:17:09,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.75ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:09,023 INFO L933 BasicCegarLoop]: 7078 mSDtfsCounter, 7017 mSDsluCounter, 7078 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 7017 SdHoareTripleChecker+Valid, 14156 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.72ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.67ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:09,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7017 Valid, 14156 Invalid, 4 Unknown, 0 Unchecked, 15.72ms Time], IncrementalHoareTripleChecker [2 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 2.67ms Time] [2021-11-07 20:17:09,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7729 states. [2021-11-07 20:17:09,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7729 to 7729. [2021-11-07 20:17:09,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7729 states, 7685 states have (on average 1.266363044892648) internal successors, (9732), 7728 states have internal predecessors, (9732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7729 states to 7729 states and 9732 transitions. [2021-11-07 20:17:09,442 INFO L78 Accepts]: Start accepts. Automaton has 7729 states and 9732 transitions. Word has length 66 [2021-11-07 20:17:09,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:09,442 INFO L470 AbstractCegarLoop]: Abstraction has 7729 states and 9732 transitions. [2021-11-07 20:17:09,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:09,442 INFO L276 IsEmpty]: Start isEmpty. Operand 7729 states and 9732 transitions. [2021-11-07 20:17:09,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-07 20:17:09,443 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:09,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:09,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-07 20:17:09,443 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:09,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:09,444 INFO L85 PathProgramCache]: Analyzing trace with hash -2131555321, now seen corresponding path program 1 times [2021-11-07 20:17:09,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:09,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593033] [2021-11-07 20:17:09,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:09,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:09,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:09,556 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:09,556 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593033] [2021-11-07 20:17:09,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593033] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:09,556 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:09,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 20:17:09,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569208212] [2021-11-07 20:17:09,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:09,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:09,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:09,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:09,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:09,558 INFO L87 Difference]: Start difference. First operand 7729 states and 9732 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:11,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:11,002 INFO L93 Difference]: Finished difference Result 14356 states and 18212 transitions. [2021-11-07 20:17:11,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:17:11,002 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 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 77 [2021-11-07 20:17:11,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:11,020 INFO L225 Difference]: With dead ends: 14356 [2021-11-07 20:17:11,020 INFO L226 Difference]: Without dead ends: 14298 [2021-11-07 20:17:11,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.12ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:11,025 INFO L933 BasicCegarLoop]: 12639 mSDtfsCounter, 12586 mSDsluCounter, 7625 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 567.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12586 SdHoareTripleChecker+Valid, 20264 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 21.97ms SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 644.19ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:11,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12586 Valid, 20264 Invalid, 328 Unknown, 0 Unchecked, 21.97ms Time], IncrementalHoareTripleChecker [86 Valid, 242 Invalid, 0 Unknown, 0 Unchecked, 644.19ms Time] [2021-11-07 20:17:11,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14298 states. [2021-11-07 20:17:11,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14298 to 7671. [2021-11-07 20:17:11,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7671 states, 7656 states have (on average 1.261755485893417) internal successors, (9660), 7670 states have internal predecessors, (9660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:11,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7671 states to 7671 states and 9660 transitions. [2021-11-07 20:17:11,492 INFO L78 Accepts]: Start accepts. Automaton has 7671 states and 9660 transitions. Word has length 77 [2021-11-07 20:17:11,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:11,493 INFO L470 AbstractCegarLoop]: Abstraction has 7671 states and 9660 transitions. [2021-11-07 20:17:11,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:11,493 INFO L276 IsEmpty]: Start isEmpty. Operand 7671 states and 9660 transitions. [2021-11-07 20:17:11,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-07 20:17:11,494 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:11,494 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] [2021-11-07 20:17:11,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-07 20:17:11,495 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)] === [2021-11-07 20:17:11,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:11,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1843254859, now seen corresponding path program 1 times [2021-11-07 20:17:11,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:11,496 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569207116] [2021-11-07 20:17:11,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:11,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:11,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:11,602 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:11,602 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569207116] [2021-11-07 20:17:11,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569207116] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:11,602 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:11,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:11,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075245742] [2021-11-07 20:17:11,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:11,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 20:17:11,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:11,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 20:17:11,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:17:11,604 INFO L87 Difference]: Start difference. First operand 7671 states and 9660 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:12,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:12,654 INFO L93 Difference]: Finished difference Result 15833 states and 19966 transitions. [2021-11-07 20:17:12,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 20:17:12,655 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 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 89 [2021-11-07 20:17:12,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:12,670 INFO L225 Difference]: With dead ends: 15833 [2021-11-07 20:17:12,670 INFO L226 Difference]: Without dead ends: 8191 [2021-11-07 20:17:12,681 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.66ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:17:12,681 INFO L933 BasicCegarLoop]: 6795 mSDtfsCounter, 480 mSDsluCounter, 6755 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 291.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 13550 SdHoareTripleChecker+Invalid, 298 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 16.70ms SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 358.56ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:12,682 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 13550 Invalid, 298 Unknown, 0 Unchecked, 16.70ms Time], IncrementalHoareTripleChecker [38 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 358.56ms Time] [2021-11-07 20:17:12,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8191 states. [2021-11-07 20:17:13,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8191 to 7697. [2021-11-07 20:17:13,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7697 states, 7682 states have (on average 1.2608695652173914) internal successors, (9686), 7696 states have internal predecessors, (9686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:13,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7697 states to 7697 states and 9686 transitions. [2021-11-07 20:17:13,183 INFO L78 Accepts]: Start accepts. Automaton has 7697 states and 9686 transitions. Word has length 89 [2021-11-07 20:17:13,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:13,184 INFO L470 AbstractCegarLoop]: Abstraction has 7697 states and 9686 transitions. [2021-11-07 20:17:13,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:13,184 INFO L276 IsEmpty]: Start isEmpty. Operand 7697 states and 9686 transitions. [2021-11-07 20:17:13,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-07 20:17:13,186 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:13,186 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] [2021-11-07 20:17:13,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-07 20:17:13,186 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:13,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:13,186 INFO L85 PathProgramCache]: Analyzing trace with hash 578312843, now seen corresponding path program 1 times [2021-11-07 20:17:13,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:13,186 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835310340] [2021-11-07 20:17:13,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:13,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:13,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:13,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:13,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835310340] [2021-11-07 20:17:13,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835310340] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 20:17:13,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893390658] [2021-11-07 20:17:13,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:13,296 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:13,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:17:13,299 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) [2021-11-07 20:17:13,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-07 20:17:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:14,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 2001 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 20:17:14,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 20:17:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:14,186 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 20:17:14,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:14,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893390658] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 20:17:14,334 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 20:17:14,334 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-07 20:17:14,334 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119887515] [2021-11-07 20:17:14,334 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 20:17:14,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 20:17:14,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:14,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 20:17:14,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:17:14,335 INFO L87 Difference]: Start difference. First operand 7697 states and 9686 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:15,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:15,587 INFO L93 Difference]: Finished difference Result 16925 states and 21370 transitions. [2021-11-07 20:17:15,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 20:17:15,588 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 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 97 [2021-11-07 20:17:15,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:15,601 INFO L225 Difference]: With dead ends: 16925 [2021-11-07 20:17:15,601 INFO L226 Difference]: Without dead ends: 9257 [2021-11-07 20:17:15,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 12.80ms TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:17:15,611 INFO L933 BasicCegarLoop]: 6795 mSDtfsCounter, 2874 mSDsluCounter, 14270 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 534.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2874 SdHoareTripleChecker+Valid, 21065 SdHoareTripleChecker+Invalid, 854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.42ms SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 649.28ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:15,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2874 Valid, 21065 Invalid, 854 Unknown, 0 Unchecked, 14.42ms Time], IncrementalHoareTripleChecker [194 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 649.28ms Time] [2021-11-07 20:17:15,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9257 states. [2021-11-07 20:17:16,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9257 to 9257. [2021-11-07 20:17:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9257 states, 9242 states have (on average 1.2590348409435188) internal successors, (11636), 9256 states have internal predecessors, (11636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:16,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9257 states to 9257 states and 11636 transitions. [2021-11-07 20:17:16,208 INFO L78 Accepts]: Start accepts. Automaton has 9257 states and 11636 transitions. Word has length 97 [2021-11-07 20:17:16,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:16,208 INFO L470 AbstractCegarLoop]: Abstraction has 9257 states and 11636 transitions. [2021-11-07 20:17:16,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 9257 states and 11636 transitions. [2021-11-07 20:17:16,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-07 20:17:16,211 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:16,211 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] [2021-11-07 20:17:16,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-07 20:17:16,419 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,SelfDestructingSolverStorable26 [2021-11-07 20:17:16,420 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:16,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:16,420 INFO L85 PathProgramCache]: Analyzing trace with hash 143588470, now seen corresponding path program 1 times [2021-11-07 20:17:16,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:16,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389604540] [2021-11-07 20:17:16,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:16,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:16,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:16,531 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:16,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389604540] [2021-11-07 20:17:16,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389604540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:16,531 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:16,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:17:16,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213252631] [2021-11-07 20:17:16,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:16,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 20:17:16,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:16,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 20:17:16,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:17:16,533 INFO L87 Difference]: Start difference. First operand 9257 states and 11636 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:17,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:17,184 INFO L93 Difference]: Finished difference Result 18488 states and 23246 transitions. [2021-11-07 20:17:17,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 20:17:17,185 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 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 97 [2021-11-07 20:17:17,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:17,197 INFO L225 Difference]: With dead ends: 18488 [2021-11-07 20:17:17,197 INFO L226 Difference]: Without dead ends: 9260 [2021-11-07 20:17:17,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.68ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:17:17,209 INFO L933 BasicCegarLoop]: 6912 mSDtfsCounter, 2 mSDsluCounter, 6909 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 13821 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.89ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.32ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:17,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 13821 Invalid, 8 Unknown, 0 Unchecked, 8.89ms Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 11.32ms Time] [2021-11-07 20:17:17,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9260 states. [2021-11-07 20:17:17,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9260 to 9258. [2021-11-07 20:17:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9258 states, 9243 states have (on average 1.2590068159688412) internal successors, (11637), 9257 states have internal predecessors, (11637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9258 states to 9258 states and 11637 transitions. [2021-11-07 20:17:17,787 INFO L78 Accepts]: Start accepts. Automaton has 9258 states and 11637 transitions. Word has length 97 [2021-11-07 20:17:17,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:17,788 INFO L470 AbstractCegarLoop]: Abstraction has 9258 states and 11637 transitions. [2021-11-07 20:17:17,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:17,788 INFO L276 IsEmpty]: Start isEmpty. Operand 9258 states and 11637 transitions. [2021-11-07 20:17:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-07 20:17:17,790 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:17,790 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] [2021-11-07 20:17:17,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-07 20:17:17,791 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)] === [2021-11-07 20:17:17,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:17,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1027300843, now seen corresponding path program 1 times [2021-11-07 20:17:17,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:17,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453132217] [2021-11-07 20:17:17,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:17,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:17,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:17,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:17,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453132217] [2021-11-07 20:17:17,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453132217] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 20:17:17,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470652505] [2021-11-07 20:17:17,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:17,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:17,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:17:17,939 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) [2021-11-07 20:17:17,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 20:17:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:18,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 2230 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 20:17:18,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 20:17:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:18,804 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-07 20:17:18,805 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470652505] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:18,805 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 20:17:18,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-07 20:17:18,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766166962] [2021-11-07 20:17:18,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:18,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 20:17:18,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:18,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 20:17:18,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:18,806 INFO L87 Difference]: Start difference. First operand 9258 states and 11637 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:19,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:19,908 INFO L93 Difference]: Finished difference Result 27715 states and 34850 transitions. [2021-11-07 20:17:19,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 20:17:19,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 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 100 [2021-11-07 20:17:19,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:19,931 INFO L225 Difference]: With dead ends: 27715 [2021-11-07 20:17:19,931 INFO L226 Difference]: Without dead ends: 18486 [2021-11-07 20:17:19,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 7.06ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:19,945 INFO L933 BasicCegarLoop]: 13758 mSDtfsCounter, 6881 mSDsluCounter, 6907 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.68ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6881 SdHoareTripleChecker+Valid, 20665 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.94ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.22ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:19,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6881 Valid, 20665 Invalid, 13 Unknown, 0 Unchecked, 14.94ms Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 20.22ms Time] [2021-11-07 20:17:19,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18486 states. [2021-11-07 20:17:20,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18486 to 9259. [2021-11-07 20:17:20,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9259 states, 9244 states have (on average 1.2589787970575508) internal successors, (11638), 9258 states have internal predecessors, (11638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:20,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9259 states to 9259 states and 11638 transitions. [2021-11-07 20:17:20,529 INFO L78 Accepts]: Start accepts. Automaton has 9259 states and 11638 transitions. Word has length 100 [2021-11-07 20:17:20,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:20,529 INFO L470 AbstractCegarLoop]: Abstraction has 9259 states and 11638 transitions. [2021-11-07 20:17:20,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 9259 states and 11638 transitions. [2021-11-07 20:17:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-07 20:17:20,533 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:20,533 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:17:20,557 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 20:17:20,740 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 [2021-11-07 20:17:20,741 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)] === [2021-11-07 20:17:20,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:20,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1258029794, now seen corresponding path program 1 times [2021-11-07 20:17:20,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:20,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538445660] [2021-11-07 20:17:20,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:20,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:20,860 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:20,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538445660] [2021-11-07 20:17:20,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538445660] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 20:17:20,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [616782187] [2021-11-07 20:17:20,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:20,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:20,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:17:20,862 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) [2021-11-07 20:17:20,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 20:17:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:21,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 2317 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 20:17:21,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 20:17:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:21,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 20:17:21,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:21,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [616782187] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 20:17:21,952 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 20:17:21,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-11-07 20:17:21,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012269695] [2021-11-07 20:17:21,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 20:17:21,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 20:17:21,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:21,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 20:17:21,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:17:21,954 INFO L87 Difference]: Start difference. First operand 9259 states and 11638 transitions. Second operand has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:22,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:22,601 INFO L93 Difference]: Finished difference Result 18498 states and 23258 transitions. [2021-11-07 20:17:22,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 20:17:22,601 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 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 112 [2021-11-07 20:17:22,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:22,612 INFO L225 Difference]: With dead ends: 18498 [2021-11-07 20:17:22,613 INFO L226 Difference]: Without dead ends: 9268 [2021-11-07 20:17:22,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 13.18ms TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:17:22,625 INFO L933 BasicCegarLoop]: 6912 mSDtfsCounter, 12 mSDsluCounter, 13818 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 20730 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.50ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.45ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:22,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 20730 Invalid, 25 Unknown, 0 Unchecked, 9.50ms Time], IncrementalHoareTripleChecker [5 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 25.45ms Time] [2021-11-07 20:17:22,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9268 states. [2021-11-07 20:17:23,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9268 to 9268. [2021-11-07 20:17:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9268 states, 9253 states have (on average 1.2587268993839835) internal successors, (11647), 9267 states have internal predecessors, (11647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:23,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9268 states to 9268 states and 11647 transitions. [2021-11-07 20:17:23,175 INFO L78 Accepts]: Start accepts. Automaton has 9268 states and 11647 transitions. Word has length 112 [2021-11-07 20:17:23,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:23,175 INFO L470 AbstractCegarLoop]: Abstraction has 9268 states and 11647 transitions. [2021-11-07 20:17:23,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.285714285714285) internal successors, (121), 7 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:23,175 INFO L276 IsEmpty]: Start isEmpty. Operand 9268 states and 11647 transitions. [2021-11-07 20:17:23,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-07 20:17:23,179 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:23,180 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] [2021-11-07 20:17:23,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-07 20:17:23,407 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 [2021-11-07 20:17:23,408 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)] === [2021-11-07 20:17:23,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:23,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1143026769, now seen corresponding path program 1 times [2021-11-07 20:17:23,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:23,408 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564342788] [2021-11-07 20:17:23,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:23,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:23,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:23,625 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:23,626 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564342788] [2021-11-07 20:17:23,626 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564342788] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:23,626 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:23,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:17:23,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069355484] [2021-11-07 20:17:23,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:23,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:17:23,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:23,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:17:23,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:23,628 INFO L87 Difference]: Start difference. First operand 9268 states and 11647 transitions. Second operand has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:25,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:25,755 INFO L93 Difference]: Finished difference Result 33377 states and 41784 transitions. [2021-11-07 20:17:25,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:17:25,756 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 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 115 [2021-11-07 20:17:25,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:25,793 INFO L225 Difference]: With dead ends: 33377 [2021-11-07 20:17:25,793 INFO L226 Difference]: Without dead ends: 24138 [2021-11-07 20:17:25,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.27ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:17:25,812 INFO L933 BasicCegarLoop]: 11907 mSDtfsCounter, 28111 mSDsluCounter, 26776 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 186.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 28111 SdHoareTripleChecker+Valid, 38683 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 43.81ms SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 239.08ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:25,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [28111 Valid, 38683 Invalid, 241 Unknown, 0 Unchecked, 43.81ms Time], IncrementalHoareTripleChecker [52 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 239.08ms Time] [2021-11-07 20:17:25,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24138 states. [2021-11-07 20:17:26,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24138 to 9298. [2021-11-07 20:17:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9298 states, 9283 states have (on average 1.2578907680706668) internal successors, (11677), 9297 states have internal predecessors, (11677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:26,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9298 states to 9298 states and 11677 transitions. [2021-11-07 20:17:26,616 INFO L78 Accepts]: Start accepts. Automaton has 9298 states and 11677 transitions. Word has length 115 [2021-11-07 20:17:26,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:26,617 INFO L470 AbstractCegarLoop]: Abstraction has 9298 states and 11677 transitions. [2021-11-07 20:17:26,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.0) internal successors, (115), 5 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:26,617 INFO L276 IsEmpty]: Start isEmpty. Operand 9298 states and 11677 transitions. [2021-11-07 20:17:26,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-07 20:17:26,621 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:26,621 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] [2021-11-07 20:17:26,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-07 20:17:26,621 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)] === [2021-11-07 20:17:26,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:26,622 INFO L85 PathProgramCache]: Analyzing trace with hash -242039989, now seen corresponding path program 2 times [2021-11-07 20:17:26,622 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:26,622 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267159955] [2021-11-07 20:17:26,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:26,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-07 20:17:26,755 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:26,755 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267159955] [2021-11-07 20:17:26,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267159955] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 20:17:26,756 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [63638994] [2021-11-07 20:17:26,756 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 20:17:26,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:26,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:17:26,757 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) [2021-11-07 20:17:26,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 20:17:27,395 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-07 20:17:27,395 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 20:17:27,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 1983 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-07 20:17:27,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 20:17:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-07 20:17:27,662 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-07 20:17:27,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [63638994] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:27,662 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-07 20:17:27,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [7] total 16 [2021-11-07 20:17:27,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183388580] [2021-11-07 20:17:27,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:27,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 20:17:27,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:27,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 20:17:27,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2021-11-07 20:17:27,664 INFO L87 Difference]: Start difference. First operand 9298 states and 11677 transitions. Second operand has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:29,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:29,815 INFO L93 Difference]: Finished difference Result 28974 states and 36473 transitions. [2021-11-07 20:17:29,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-07 20:17:29,815 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 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 121 [2021-11-07 20:17:29,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:29,843 INFO L225 Difference]: With dead ends: 28974 [2021-11-07 20:17:29,843 INFO L226 Difference]: Without dead ends: 19704 [2021-11-07 20:17:29,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 203.84ms TimeCoverageRelationStatistics Valid=171, Invalid=585, Unknown=0, NotChecked=0, Total=756 [2021-11-07 20:17:29,858 INFO L933 BasicCegarLoop]: 9781 mSDtfsCounter, 17364 mSDsluCounter, 70460 mSDsCounter, 0 mSdLazyCounter, 439 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 304.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 17364 SdHoareTripleChecker+Valid, 80241 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 49.31ms SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 377.88ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:29,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17364 Valid, 80241 Invalid, 454 Unknown, 0 Unchecked, 49.31ms Time], IncrementalHoareTripleChecker [15 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 377.88ms Time] [2021-11-07 20:17:29,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19704 states. [2021-11-07 20:17:30,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19704 to 9313. [2021-11-07 20:17:30,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9313 states, 9298 states have (on average 1.2574747257474725) internal successors, (11692), 9312 states have internal predecessors, (11692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:30,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9313 states to 9313 states and 11692 transitions. [2021-11-07 20:17:30,618 INFO L78 Accepts]: Start accepts. Automaton has 9313 states and 11692 transitions. Word has length 121 [2021-11-07 20:17:30,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:30,618 INFO L470 AbstractCegarLoop]: Abstraction has 9313 states and 11692 transitions. [2021-11-07 20:17:30,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:30,618 INFO L276 IsEmpty]: Start isEmpty. Operand 9313 states and 11692 transitions. [2021-11-07 20:17:30,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-07 20:17:30,621 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:30,621 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] [2021-11-07 20:17:30,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-07 20:17:30,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:30,823 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)] === [2021-11-07 20:17:30,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:30,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1238108931, now seen corresponding path program 2 times [2021-11-07 20:17:30,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:30,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453753362] [2021-11-07 20:17:30,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:30,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:30,939 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-07 20:17:30,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:30,940 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453753362] [2021-11-07 20:17:30,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453753362] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:30,940 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:30,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 20:17:30,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754655751] [2021-11-07 20:17:30,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:30,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:17:30,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:30,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:17:30,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:17:30,941 INFO L87 Difference]: Start difference. First operand 9313 states and 11692 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:34,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:34,009 INFO L93 Difference]: Finished difference Result 44514 states and 55833 transitions. [2021-11-07 20:17:34,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:17:34,009 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 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 121 [2021-11-07 20:17:34,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:34,062 INFO L225 Difference]: With dead ends: 44514 [2021-11-07 20:17:34,062 INFO L226 Difference]: Without dead ends: 35230 [2021-11-07 20:17:34,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.84ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:34,083 INFO L933 BasicCegarLoop]: 13853 mSDtfsCounter, 25180 mSDsluCounter, 25637 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 152.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 25180 SdHoareTripleChecker+Valid, 39490 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 36.86ms SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 199.12ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:34,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25180 Valid, 39490 Invalid, 171 Unknown, 0 Unchecked, 36.86ms Time], IncrementalHoareTripleChecker [18 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 199.12ms Time] [2021-11-07 20:17:34,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35230 states. [2021-11-07 20:17:35,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35230 to 9315. [2021-11-07 20:17:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9315 states, 9300 states have (on average 1.2574193548387096) internal successors, (11694), 9314 states have internal predecessors, (11694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:35,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9315 states to 9315 states and 11694 transitions. [2021-11-07 20:17:35,104 INFO L78 Accepts]: Start accepts. Automaton has 9315 states and 11694 transitions. Word has length 121 [2021-11-07 20:17:35,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:35,104 INFO L470 AbstractCegarLoop]: Abstraction has 9315 states and 11694 transitions. [2021-11-07 20:17:35,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 4 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:35,104 INFO L276 IsEmpty]: Start isEmpty. Operand 9315 states and 11694 transitions. [2021-11-07 20:17:35,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-07 20:17:35,107 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:35,108 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] [2021-11-07 20:17:35,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-07 20:17:35,108 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:35,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:35,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1515645827, now seen corresponding path program 1 times [2021-11-07 20:17:35,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:35,109 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084613761] [2021-11-07 20:17:35,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:35,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:35,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:35,243 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-07 20:17:35,243 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:35,243 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084613761] [2021-11-07 20:17:35,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084613761] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 20:17:35,244 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698645444] [2021-11-07 20:17:35,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:35,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:35,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:17:35,245 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) [2021-11-07 20:17:35,247 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 20:17:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:35,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 2388 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 20:17:35,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 20:17:36,087 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:36,087 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 20:17:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-07 20:17:36,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698645444] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 20:17:36,256 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 20:17:36,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 7, 7] total 10 [2021-11-07 20:17:36,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522450460] [2021-11-07 20:17:36,257 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 20:17:36,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 20:17:36,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:36,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 20:17:36,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-11-07 20:17:36,258 INFO L87 Difference]: Start difference. First operand 9315 states and 11694 transitions. Second operand has 10 states, 10 states have (on average 15.2) internal successors, (152), 10 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:39,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:39,126 INFO L93 Difference]: Finished difference Result 37186 states and 46704 transitions. [2021-11-07 20:17:39,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-07 20:17:39,127 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.2) internal successors, (152), 10 states have internal predecessors, (152), 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 122 [2021-11-07 20:17:39,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:39,173 INFO L225 Difference]: With dead ends: 37186 [2021-11-07 20:17:39,173 INFO L226 Difference]: Without dead ends: 27900 [2021-11-07 20:17:39,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 108.78ms TimeCoverageRelationStatistics Valid=168, Invalid=294, Unknown=0, NotChecked=0, Total=462 [2021-11-07 20:17:39,194 INFO L933 BasicCegarLoop]: 10996 mSDtfsCounter, 13794 mSDsluCounter, 53622 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13794 SdHoareTripleChecker+Valid, 64618 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 40.72ms SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 113.99ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:39,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13794 Valid, 64618 Invalid, 111 Unknown, 0 Unchecked, 40.72ms Time], IncrementalHoareTripleChecker [16 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 113.99ms Time] [2021-11-07 20:17:39,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27900 states. [2021-11-07 20:17:40,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27900 to 9350. [2021-11-07 20:17:40,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9350 states, 9335 states have (on average 1.257311194429566) internal successors, (11737), 9349 states have internal predecessors, (11737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:40,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9350 states to 9350 states and 11737 transitions. [2021-11-07 20:17:40,272 INFO L78 Accepts]: Start accepts. Automaton has 9350 states and 11737 transitions. Word has length 122 [2021-11-07 20:17:40,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:40,272 INFO L470 AbstractCegarLoop]: Abstraction has 9350 states and 11737 transitions. [2021-11-07 20:17:40,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.2) internal successors, (152), 10 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:40,272 INFO L276 IsEmpty]: Start isEmpty. Operand 9350 states and 11737 transitions. [2021-11-07 20:17:40,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-07 20:17:40,275 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:40,275 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] [2021-11-07 20:17:40,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 20:17:40,476 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,SelfDestructingSolverStorable33 [2021-11-07 20:17:40,476 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:40,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:40,477 INFO L85 PathProgramCache]: Analyzing trace with hash -72912147, now seen corresponding path program 1 times [2021-11-07 20:17:40,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:40,477 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143812777] [2021-11-07 20:17:40,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:40,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:40,606 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-07 20:17:40,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:40,606 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143812777] [2021-11-07 20:17:40,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143812777] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 20:17:40,606 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1375860914] [2021-11-07 20:17:40,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:40,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:40,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:17:40,608 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) [2021-11-07 20:17:40,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 20:17:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:41,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 2070 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 20:17:41,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 20:17:41,409 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-07 20:17:41,409 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 20:17:41,586 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-07 20:17:41,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1375860914] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-07 20:17:41,586 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-07 20:17:41,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2021-11-07 20:17:41,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941616518] [2021-11-07 20:17:41,586 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-07 20:17:41,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-07 20:17:41,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:41,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-07 20:17:41,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-07 20:17:41,588 INFO L87 Difference]: Start difference. First operand 9350 states and 11737 transitions. Second operand has 13 states, 13 states have (on average 10.384615384615385) internal successors, (135), 13 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:44,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:44,411 INFO L93 Difference]: Finished difference Result 21791 states and 27500 transitions. [2021-11-07 20:17:44,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 20:17:44,412 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 10.384615384615385) internal successors, (135), 13 states have internal predecessors, (135), 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 [2021-11-07 20:17:44,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:44,432 INFO L225 Difference]: With dead ends: 21791 [2021-11-07 20:17:44,432 INFO L226 Difference]: Without dead ends: 12470 [2021-11-07 20:17:44,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 45.34ms TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-11-07 20:17:44,452 INFO L933 BasicCegarLoop]: 6795 mSDtfsCounter, 8139 mSDsluCounter, 22925 mSDsCounter, 0 mSdLazyCounter, 1400 mSolverCounterSat, 464 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1202.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8139 SdHoareTripleChecker+Valid, 29720 SdHoareTripleChecker+Invalid, 1864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 24.05ms SdHoareTripleChecker+Time, 464 IncrementalHoareTripleChecker+Valid, 1400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1467.45ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:44,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8139 Valid, 29720 Invalid, 1864 Unknown, 0 Unchecked, 24.05ms Time], IncrementalHoareTripleChecker [464 Valid, 1400 Invalid, 0 Unknown, 0 Unchecked, 1467.45ms Time] [2021-11-07 20:17:44,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12470 states. [2021-11-07 20:17:45,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12470 to 12470. [2021-11-07 20:17:45,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12470 states, 12455 states have (on average 1.2554797270172622) internal successors, (15637), 12469 states have internal predecessors, (15637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:45,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12470 states to 12470 states and 15637 transitions. [2021-11-07 20:17:45,546 INFO L78 Accepts]: Start accepts. Automaton has 12470 states and 15637 transitions. Word has length 124 [2021-11-07 20:17:45,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:45,546 INFO L470 AbstractCegarLoop]: Abstraction has 12470 states and 15637 transitions. [2021-11-07 20:17:45,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 10.384615384615385) internal successors, (135), 13 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:45,546 INFO L276 IsEmpty]: Start isEmpty. Operand 12470 states and 15637 transitions. [2021-11-07 20:17:45,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-07 20:17:45,549 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:45,549 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] [2021-11-07 20:17:45,570 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 20:17:45,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 20:17:45,752 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)] === [2021-11-07 20:17:45,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:45,752 INFO L85 PathProgramCache]: Analyzing trace with hash 961485909, now seen corresponding path program 1 times [2021-11-07 20:17:45,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:45,752 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078164649] [2021-11-07 20:17:45,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:45,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:17:45,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:45,971 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078164649] [2021-11-07 20:17:45,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078164649] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:45,972 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:45,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:17:45,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810800898] [2021-11-07 20:17:45,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:45,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:17:45,973 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:45,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:17:45,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:17:45,974 INFO L87 Difference]: Start difference. First operand 12470 states and 15637 transitions. Second operand has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 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) [2021-11-07 20:17:49,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:17:49,389 INFO L93 Difference]: Finished difference Result 43905 states and 54904 transitions. [2021-11-07 20:17:49,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:17:49,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 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 128 [2021-11-07 20:17:49,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:17:49,436 INFO L225 Difference]: With dead ends: 43905 [2021-11-07 20:17:49,436 INFO L226 Difference]: Without dead ends: 31464 [2021-11-07 20:17:49,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.18ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:17:49,463 INFO L933 BasicCegarLoop]: 17021 mSDtfsCounter, 18415 mSDsluCounter, 25807 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 200.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 18415 SdHoareTripleChecker+Valid, 42828 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 43.78ms SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 259.31ms IncrementalHoareTripleChecker+Time [2021-11-07 20:17:49,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18415 Valid, 42828 Invalid, 248 Unknown, 0 Unchecked, 43.78ms Time], IncrementalHoareTripleChecker [52 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 259.31ms Time] [2021-11-07 20:17:49,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31464 states. [2021-11-07 20:17:50,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31464 to 12500. [2021-11-07 20:17:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12500 states, 12485 states have (on average 1.2548658390068081) internal successors, (15667), 12499 states have internal predecessors, (15667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:17:50,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12500 states to 12500 states and 15667 transitions. [2021-11-07 20:17:50,847 INFO L78 Accepts]: Start accepts. Automaton has 12500 states and 15667 transitions. Word has length 128 [2021-11-07 20:17:50,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:17:50,848 INFO L470 AbstractCegarLoop]: Abstraction has 12500 states and 15667 transitions. [2021-11-07 20:17:50,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.6) internal successors, (128), 5 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) [2021-11-07 20:17:50,848 INFO L276 IsEmpty]: Start isEmpty. Operand 12500 states and 15667 transitions. [2021-11-07 20:17:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-07 20:17:50,851 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:17:50,851 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] [2021-11-07 20:17:50,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-07 20:17:50,851 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:17:50,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:17:50,852 INFO L85 PathProgramCache]: Analyzing trace with hash -270258859, now seen corresponding path program 1 times [2021-11-07 20:17:50,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:17:50,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472113089] [2021-11-07 20:17:50,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:17:50,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:17:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:17:51,067 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-07 20:17:51,068 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:17:51,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472113089] [2021-11-07 20:17:51,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472113089] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:17:51,068 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:17:51,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-07 20:17:51,068 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243660663] [2021-11-07 20:17:51,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:17:51,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 20:17:51,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:17:51,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 20:17:51,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:17:51,069 INFO L87 Difference]: Start difference. First operand 12500 states and 15667 transitions. Second operand has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:03,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:18:03,659 INFO L93 Difference]: Finished difference Result 109922 states and 137414 transitions. [2021-11-07 20:18:03,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-11-07 20:18:03,660 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 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 134 [2021-11-07 20:18:03,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:18:03,823 INFO L225 Difference]: With dead ends: 109922 [2021-11-07 20:18:03,823 INFO L226 Difference]: Without dead ends: 97451 [2021-11-07 20:18:03,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1085 ImplicationChecksByTransitivity, 560.14ms TimeCoverageRelationStatistics Valid=781, Invalid=3001, Unknown=0, NotChecked=0, Total=3782 [2021-11-07 20:18:03,863 INFO L933 BasicCegarLoop]: 20823 mSDtfsCounter, 81819 mSDsluCounter, 234658 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 218.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 81819 SdHoareTripleChecker+Valid, 255481 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 225.32ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 260.44ms IncrementalHoareTripleChecker+Time [2021-11-07 20:18:03,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [81819 Valid, 255481 Invalid, 412 Unknown, 0 Unchecked, 225.32ms Time], IncrementalHoareTripleChecker [7 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 260.44ms Time] [2021-11-07 20:18:03,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97451 states. [2021-11-07 20:18:06,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97451 to 12513. [2021-11-07 20:18:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12498 states have (on average 1.2546807489198273) internal successors, (15681), 12512 states have internal predecessors, (15681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:06,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 15681 transitions. [2021-11-07 20:18:06,152 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 15681 transitions. Word has length 134 [2021-11-07 20:18:06,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:18:06,153 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 15681 transitions. [2021-11-07 20:18:06,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.818181818181818) internal successors, (119), 11 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:06,153 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 15681 transitions. [2021-11-07 20:18:06,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-07 20:18:06,157 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:18:06,157 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] [2021-11-07 20:18:06,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-07 20:18:06,157 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:18:06,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:18:06,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1131013839, now seen corresponding path program 1 times [2021-11-07 20:18:06,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:18:06,158 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67800886] [2021-11-07 20:18:06,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:18:06,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:18:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:18:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:18:06,367 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:18:06,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67800886] [2021-11-07 20:18:06,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67800886] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:18:06,367 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:18:06,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 20:18:06,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364798466] [2021-11-07 20:18:06,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:18:06,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:18:06,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:18:06,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:18:06,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:18:06,370 INFO L87 Difference]: Start difference. First operand 12513 states and 15681 transitions. Second operand has 5 states, 5 states have (on average 27.6) internal successors, (138), 4 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) [2021-11-07 20:18:10,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:18:10,109 INFO L93 Difference]: Finished difference Result 37013 states and 46409 transitions. [2021-11-07 20:18:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 20:18:10,110 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.6) internal successors, (138), 4 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 138 [2021-11-07 20:18:10,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:18:10,139 INFO L225 Difference]: With dead ends: 37013 [2021-11-07 20:18:10,139 INFO L226 Difference]: Without dead ends: 24529 [2021-11-07 20:18:10,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 18.57ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 20:18:10,154 INFO L933 BasicCegarLoop]: 13359 mSDtfsCounter, 19667 mSDsluCounter, 14672 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 19667 SdHoareTripleChecker+Valid, 28031 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 34.21ms SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 71.97ms IncrementalHoareTripleChecker+Time [2021-11-07 20:18:10,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19667 Valid, 28031 Invalid, 75 Unknown, 0 Unchecked, 34.21ms Time], IncrementalHoareTripleChecker [23 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 71.97ms Time] [2021-11-07 20:18:10,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24529 states. [2021-11-07 20:18:11,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24529 to 12513. [2021-11-07 20:18:11,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12498 states have (on average 1.2538806208993438) internal successors, (15671), 12512 states have internal predecessors, (15671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:11,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 15671 transitions. [2021-11-07 20:18:11,901 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 15671 transitions. Word has length 138 [2021-11-07 20:18:11,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:18:11,902 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 15671 transitions. [2021-11-07 20:18:11,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.6) internal successors, (138), 4 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) [2021-11-07 20:18:11,902 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 15671 transitions. [2021-11-07 20:18:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-07 20:18:11,906 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:18:11,906 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] [2021-11-07 20:18:11,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-07 20:18:11,906 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr65ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:18:11,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:18:11,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1131073421, now seen corresponding path program 1 times [2021-11-07 20:18:11,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:18:11,906 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37226560] [2021-11-07 20:18:11,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:18:11,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:18:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:18:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:18:12,146 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:18:12,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37226560] [2021-11-07 20:18:12,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37226560] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:18:12,146 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:18:12,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:18:12,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645129532] [2021-11-07 20:18:12,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:18:12,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:18:12,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:18:12,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:18:12,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:18:12,148 INFO L87 Difference]: Start difference. First operand 12513 states and 15671 transitions. Second operand has 5 states, 5 states have (on average 27.6) internal successors, (138), 5 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) [2021-11-07 20:18:16,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:18:16,338 INFO L93 Difference]: Finished difference Result 24567 states and 30783 transitions. [2021-11-07 20:18:16,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 20:18:16,339 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 27.6) internal successors, (138), 5 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 138 [2021-11-07 20:18:16,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:18:16,367 INFO L225 Difference]: With dead ends: 24567 [2021-11-07 20:18:16,368 INFO L226 Difference]: Without dead ends: 24553 [2021-11-07 20:18:16,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 31.92ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 20:18:16,374 INFO L933 BasicCegarLoop]: 18654 mSDtfsCounter, 20622 mSDsluCounter, 23467 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 20622 SdHoareTripleChecker+Valid, 42121 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 141.73ms SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 98.28ms IncrementalHoareTripleChecker+Time [2021-11-07 20:18:16,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20622 Valid, 42121 Invalid, 77 Unknown, 0 Unchecked, 141.73ms Time], IncrementalHoareTripleChecker [28 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 98.28ms Time] [2021-11-07 20:18:16,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24553 states. [2021-11-07 20:18:18,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24553 to 12499. [2021-11-07 20:18:18,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12499 states, 12491 states have (on average 1.2532223200704506) internal successors, (15654), 12498 states have internal predecessors, (15654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12499 states to 12499 states and 15654 transitions. [2021-11-07 20:18:18,271 INFO L78 Accepts]: Start accepts. Automaton has 12499 states and 15654 transitions. Word has length 138 [2021-11-07 20:18:18,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:18:18,272 INFO L470 AbstractCegarLoop]: Abstraction has 12499 states and 15654 transitions. [2021-11-07 20:18:18,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 27.6) internal successors, (138), 5 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) [2021-11-07 20:18:18,272 INFO L276 IsEmpty]: Start isEmpty. Operand 12499 states and 15654 transitions. [2021-11-07 20:18:18,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-07 20:18:18,275 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:18:18,276 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] [2021-11-07 20:18:18,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-07 20:18:18,276 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:18:18,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:18:18,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1809403268, now seen corresponding path program 1 times [2021-11-07 20:18:18,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:18:18,276 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456522281] [2021-11-07 20:18:18,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:18:18,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:18:18,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:18:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:18:18,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:18:18,436 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456522281] [2021-11-07 20:18:18,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456522281] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:18:18,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:18:18,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 20:18:18,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005868668] [2021-11-07 20:18:18,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:18:18,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 20:18:18,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:18:18,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 20:18:18,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:18:18,438 INFO L87 Difference]: Start difference. First operand 12499 states and 15654 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:20,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:18:20,409 INFO L93 Difference]: Finished difference Result 24945 states and 31251 transitions. [2021-11-07 20:18:20,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 20:18:20,409 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 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 141 [2021-11-07 20:18:20,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:18:20,428 INFO L225 Difference]: With dead ends: 24945 [2021-11-07 20:18:20,429 INFO L226 Difference]: Without dead ends: 12475 [2021-11-07 20:18:20,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.54ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 20:18:20,454 INFO L933 BasicCegarLoop]: 6859 mSDtfsCounter, 6728 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6728 SdHoareTripleChecker+Valid, 6859 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.44ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.17ms IncrementalHoareTripleChecker+Time [2021-11-07 20:18:20,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6728 Valid, 6859 Invalid, 13 Unknown, 0 Unchecked, 9.44ms Time], IncrementalHoareTripleChecker [6 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 11.17ms Time] [2021-11-07 20:18:20,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12475 states. [2021-11-07 20:18:22,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12475 to 12475. [2021-11-07 20:18:22,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12475 states, 12474 states have (on average 1.2519640852974185) internal successors, (15617), 12474 states have internal predecessors, (15617), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:22,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12475 states to 12475 states and 15617 transitions. [2021-11-07 20:18:22,298 INFO L78 Accepts]: Start accepts. Automaton has 12475 states and 15617 transitions. Word has length 141 [2021-11-07 20:18:22,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:18:22,299 INFO L470 AbstractCegarLoop]: Abstraction has 12475 states and 15617 transitions. [2021-11-07 20:18:22,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:18:22,299 INFO L276 IsEmpty]: Start isEmpty. Operand 12475 states and 15617 transitions. [2021-11-07 20:18:22,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-07 20:18:22,304 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:18:22,304 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] [2021-11-07 20:18:22,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-11-07 20:18:22,304 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 111 more)] === [2021-11-07 20:18:22,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:18:22,304 INFO L85 PathProgramCache]: Analyzing trace with hash -2005599833, now seen corresponding path program 1 times [2021-11-07 20:18:22,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:18:22,305 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173034404] [2021-11-07 20:18:22,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:18:22,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:18:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:18:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-07 20:18:22,536 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:18:22,536 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173034404] [2021-11-07 20:18:22,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173034404] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:18:22,536 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:18:22,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-07 20:18:22,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246423485] [2021-11-07 20:18:22,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:18:22,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-07 20:18:22,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:18:22,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-07 20:18:22,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-07 20:18:22,539 INFO L87 Difference]: Start difference. First operand 12475 states and 15617 transitions. Second operand has 12 states, 12 states have (on average 10.583333333333334) internal successors, (127), 12 states have internal predecessors, (127), 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)