./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--media--rc--lirc_dev.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5f08f0f0 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--media--rc--lirc_dev.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 21c7509b891e0ddc87dd83939d0ee5cb835b3606a1a2de3064d905837c808c7b --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-05 23:22:11,959 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 23:22:11,961 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 23:22:12,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 23:22:12,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 23:22:12,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 23:22:12,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 23:22:12,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 23:22:12,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 23:22:12,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 23:22:12,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 23:22:12,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 23:22:12,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 23:22:12,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 23:22:12,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 23:22:12,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 23:22:12,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 23:22:12,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 23:22:12,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 23:22:12,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 23:22:12,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 23:22:12,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 23:22:12,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 23:22:12,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 23:22:12,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 23:22:12,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 23:22:12,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 23:22:12,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 23:22:12,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 23:22:12,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 23:22:12,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 23:22:12,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 23:22:12,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 23:22:12,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 23:22:12,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 23:22:12,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 23:22:12,076 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 23:22:12,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 23:22:12,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 23:22:12,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 23:22:12,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 23:22:12,080 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-05 23:22:12,113 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 23:22:12,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 23:22:12,113 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 23:22:12,114 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 23:22:12,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 23:22:12,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 23:22:12,115 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 23:22:12,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 23:22:12,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-05 23:22:12,115 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 23:22:12,115 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 23:22:12,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 23:22:12,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 23:22:12,116 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 23:22:12,116 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 23:22:12,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 23:22:12,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 23:22:12,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 23:22:12,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 23:22:12,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 23:22:12,117 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 23:22:12,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 23:22:12,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 23:22:12,117 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-05 23:22:12,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-05 23:22:12,124 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 23:22:12,124 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 23:22:12,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 23:22:12,124 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 23:22:12,125 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c7509b891e0ddc87dd83939d0ee5cb835b3606a1a2de3064d905837c808c7b [2021-11-05 23:22:12,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 23:22:12,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 23:22:12,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 23:22:12,469 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 23:22:12,470 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 23:22:12,471 INFO L432 ainManager$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--media--rc--lirc_dev.ko.cil.i [2021-11-05 23:22:12,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4e6faa1/407436b1b37c4cf3aeeb4cc335511488/FLAG862ad7192 [2021-11-05 23:22:13,385 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 23:22:13,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i [2021-11-05 23:22:13,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4e6faa1/407436b1b37c4cf3aeeb4cc335511488/FLAG862ad7192 [2021-11-05 23:22:13,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4e6faa1/407436b1b37c4cf3aeeb4cc335511488 [2021-11-05 23:22:13,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 23:22:13,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 23:22:13,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 23:22:13,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 23:22:13,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 23:22:13,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:22:13" (1/1) ... [2021-11-05 23:22:13,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a59975 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:13, skipping insertion in model container [2021-11-05 23:22:13,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:22:13" (1/1) ... [2021-11-05 23:22:13,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 23:22:13,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 23:22:15,968 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292064,292077] [2021-11-05 23:22:15,974 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292209,292222] [2021-11-05 23:22:15,975 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292355,292368] [2021-11-05 23:22:15,975 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292520,292533] [2021-11-05 23:22:15,975 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292678,292691] [2021-11-05 23:22:15,976 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292836,292849] [2021-11-05 23:22:15,977 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292994,293007] [2021-11-05 23:22:15,978 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293154,293167] [2021-11-05 23:22:15,978 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293313,293326] [2021-11-05 23:22:15,979 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293452,293465] [2021-11-05 23:22:15,979 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293594,293607] [2021-11-05 23:22:15,980 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293743,293756] [2021-11-05 23:22:15,980 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293882,293895] [2021-11-05 23:22:15,981 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294037,294050] [2021-11-05 23:22:15,981 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294197,294210] [2021-11-05 23:22:15,981 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294348,294361] [2021-11-05 23:22:15,982 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294499,294512] [2021-11-05 23:22:15,982 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294651,294664] [2021-11-05 23:22:15,983 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294800,294813] [2021-11-05 23:22:15,983 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294948,294961] [2021-11-05 23:22:15,985 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295105,295118] [2021-11-05 23:22:15,985 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295254,295267] [2021-11-05 23:22:15,985 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295410,295423] [2021-11-05 23:22:15,986 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295563,295576] [2021-11-05 23:22:15,986 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295709,295722] [2021-11-05 23:22:15,988 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295852,295865] [2021-11-05 23:22:15,988 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296004,296017] [2021-11-05 23:22:15,993 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296150,296163] [2021-11-05 23:22:16,001 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296295,296308] [2021-11-05 23:22:16,003 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296449,296462] [2021-11-05 23:22:16,003 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296600,296613] [2021-11-05 23:22:16,004 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296755,296768] [2021-11-05 23:22:16,004 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296907,296920] [2021-11-05 23:22:16,005 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297062,297075] [2021-11-05 23:22:16,005 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297226,297239] [2021-11-05 23:22:16,005 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297382,297395] [2021-11-05 23:22:16,006 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297546,297559] [2021-11-05 23:22:16,007 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297688,297701] [2021-11-05 23:22:16,007 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297846,297859] [2021-11-05 23:22:16,007 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298013,298026] [2021-11-05 23:22:16,008 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298172,298185] [2021-11-05 23:22:16,008 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298331,298344] [2021-11-05 23:22:16,008 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298480,298493] [2021-11-05 23:22:16,009 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298627,298640] [2021-11-05 23:22:16,009 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298766,298779] [2021-11-05 23:22:16,009 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298929,298942] [2021-11-05 23:22:16,010 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299095,299108] [2021-11-05 23:22:16,011 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299259,299272] [2021-11-05 23:22:16,011 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299424,299437] [2021-11-05 23:22:16,012 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299589,299602] [2021-11-05 23:22:16,012 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299755,299768] [2021-11-05 23:22:16,012 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299920,299933] [2021-11-05 23:22:16,013 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300087,300100] [2021-11-05 23:22:16,013 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300247,300260] [2021-11-05 23:22:16,014 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300409,300422] [2021-11-05 23:22:16,014 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300568,300581] [2021-11-05 23:22:16,014 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300714,300727] [2021-11-05 23:22:16,015 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300857,300870] [2021-11-05 23:22:16,015 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301001,301014] [2021-11-05 23:22:16,016 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301144,301157] [2021-11-05 23:22:16,016 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301288,301301] [2021-11-05 23:22:16,017 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301429,301442] [2021-11-05 23:22:16,017 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301567,301580] [2021-11-05 23:22:16,017 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301725,301738] [2021-11-05 23:22:16,018 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301884,301897] [2021-11-05 23:22:16,018 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302040,302053] [2021-11-05 23:22:16,019 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302189,302202] [2021-11-05 23:22:16,019 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302341,302354] [2021-11-05 23:22:16,019 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302492,302505] [2021-11-05 23:22:16,020 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302641,302654] [2021-11-05 23:22:16,020 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302793,302806] [2021-11-05 23:22:16,020 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302941,302954] [2021-11-05 23:22:16,021 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303094,303107] [2021-11-05 23:22:16,021 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303245,303258] [2021-11-05 23:22:16,021 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303395,303408] [2021-11-05 23:22:16,022 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303542,303555] [2021-11-05 23:22:16,022 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303693,303706] [2021-11-05 23:22:16,022 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303844,303857] [2021-11-05 23:22:16,023 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303992,304005] [2021-11-05 23:22:16,023 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304158,304171] [2021-11-05 23:22:16,024 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304327,304340] [2021-11-05 23:22:16,024 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304494,304507] [2021-11-05 23:22:16,025 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304662,304675] [2021-11-05 23:22:16,025 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304812,304825] [2021-11-05 23:22:16,025 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304959,304972] [2021-11-05 23:22:16,026 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305120,305133] [2021-11-05 23:22:16,026 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305290,305303] [2021-11-05 23:22:16,026 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305452,305465] [2021-11-05 23:22:16,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 23:22:16,080 INFO L203 MainTranslator]: Completed pre-run [2021-11-05 23:22:16,382 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292064,292077] [2021-11-05 23:22:16,388 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292209,292222] [2021-11-05 23:22:16,389 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292355,292368] [2021-11-05 23:22:16,389 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292520,292533] [2021-11-05 23:22:16,390 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292678,292691] [2021-11-05 23:22:16,390 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292836,292849] [2021-11-05 23:22:16,391 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[292994,293007] [2021-11-05 23:22:16,392 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293154,293167] [2021-11-05 23:22:16,393 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293313,293326] [2021-11-05 23:22:16,393 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293452,293465] [2021-11-05 23:22:16,394 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293594,293607] [2021-11-05 23:22:16,397 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293743,293756] [2021-11-05 23:22:16,398 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[293882,293895] [2021-11-05 23:22:16,398 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294037,294050] [2021-11-05 23:22:16,399 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294197,294210] [2021-11-05 23:22:16,399 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294348,294361] [2021-11-05 23:22:16,399 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294499,294512] [2021-11-05 23:22:16,400 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294651,294664] [2021-11-05 23:22:16,400 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294800,294813] [2021-11-05 23:22:16,401 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[294948,294961] [2021-11-05 23:22:16,401 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295105,295118] [2021-11-05 23:22:16,402 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295254,295267] [2021-11-05 23:22:16,403 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295410,295423] [2021-11-05 23:22:16,403 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295563,295576] [2021-11-05 23:22:16,404 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295709,295722] [2021-11-05 23:22:16,404 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295852,295865] [2021-11-05 23:22:16,404 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296004,296017] [2021-11-05 23:22:16,405 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296150,296163] [2021-11-05 23:22:16,406 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296295,296308] [2021-11-05 23:22:16,406 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296449,296462] [2021-11-05 23:22:16,407 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296600,296613] [2021-11-05 23:22:16,407 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296755,296768] [2021-11-05 23:22:16,407 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296907,296920] [2021-11-05 23:22:16,408 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297062,297075] [2021-11-05 23:22:16,408 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297226,297239] [2021-11-05 23:22:16,409 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297382,297395] [2021-11-05 23:22:16,409 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297546,297559] [2021-11-05 23:22:16,409 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297688,297701] [2021-11-05 23:22:16,410 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297846,297859] [2021-11-05 23:22:16,410 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298013,298026] [2021-11-05 23:22:16,411 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298172,298185] [2021-11-05 23:22:16,412 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298331,298344] [2021-11-05 23:22:16,412 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298480,298493] [2021-11-05 23:22:16,413 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298627,298640] [2021-11-05 23:22:16,413 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298766,298779] [2021-11-05 23:22:16,413 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298929,298942] [2021-11-05 23:22:16,414 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299095,299108] [2021-11-05 23:22:16,414 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299259,299272] [2021-11-05 23:22:16,414 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299424,299437] [2021-11-05 23:22:16,415 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299589,299602] [2021-11-05 23:22:16,415 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299755,299768] [2021-11-05 23:22:16,419 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299920,299933] [2021-11-05 23:22:16,419 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300087,300100] [2021-11-05 23:22:16,420 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300247,300260] [2021-11-05 23:22:16,420 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300409,300422] [2021-11-05 23:22:16,420 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300568,300581] [2021-11-05 23:22:16,421 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300714,300727] [2021-11-05 23:22:16,421 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300857,300870] [2021-11-05 23:22:16,422 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301001,301014] [2021-11-05 23:22:16,422 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301144,301157] [2021-11-05 23:22:16,422 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301288,301301] [2021-11-05 23:22:16,423 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301429,301442] [2021-11-05 23:22:16,423 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301567,301580] [2021-11-05 23:22:16,425 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301725,301738] [2021-11-05 23:22:16,426 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301884,301897] [2021-11-05 23:22:16,428 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302040,302053] [2021-11-05 23:22:16,429 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302189,302202] [2021-11-05 23:22:16,430 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302341,302354] [2021-11-05 23:22:16,430 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302492,302505] [2021-11-05 23:22:16,431 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302641,302654] [2021-11-05 23:22:16,432 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302793,302806] [2021-11-05 23:22:16,432 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302941,302954] [2021-11-05 23:22:16,432 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303094,303107] [2021-11-05 23:22:16,433 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303245,303258] [2021-11-05 23:22:16,441 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303395,303408] [2021-11-05 23:22:16,442 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303542,303555] [2021-11-05 23:22:16,442 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303693,303706] [2021-11-05 23:22:16,443 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303844,303857] [2021-11-05 23:22:16,444 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303992,304005] [2021-11-05 23:22:16,444 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304158,304171] [2021-11-05 23:22:16,445 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304327,304340] [2021-11-05 23:22:16,446 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304494,304507] [2021-11-05 23:22:16,446 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304662,304675] [2021-11-05 23:22:16,446 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304812,304825] [2021-11-05 23:22:16,447 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304959,304972] [2021-11-05 23:22:16,447 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305120,305133] [2021-11-05 23:22:16,475 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305290,305303] [2021-11-05 23:22:16,476 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305452,305465] [2021-11-05 23:22:16,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 23:22:16,657 INFO L208 MainTranslator]: Completed translation [2021-11-05 23:22:16,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16 WrapperNode [2021-11-05 23:22:16,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 23:22:16,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-05 23:22:16,659 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-05 23:22:16,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-05 23:22:16,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,772 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-05 23:22:16,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-05 23:22:16,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-05 23:22:16,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-05 23:22:16,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,964 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-05 23:22:16,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-05 23:22:16,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-05 23:22:16,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-05 23:22:16,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (1/1) ... [2021-11-05 23:22:16,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 23:22:17,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-05 23:22:17,021 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) [2021-11-05 23:22:17,048 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 [2021-11-05 23:22:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-05 23:22:17,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-05 23:22:17,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-05 23:22:17,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-05 23:22:17,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-05 23:22:17,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-05 23:22:17,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-05 23:22:23,549 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_3_returnLabel: main_#res := 0; [2021-11-05 23:22:23,550 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L6697: #t~ret896 := main_#res; [2021-11-05 23:22:23,550 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-05 23:22:23,560 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-05 23:22:23,562 INFO L299 CfgBuilder]: Removed 321 assume(true) statements. [2021-11-05 23:22:23,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:22:23 BoogieIcfgContainer [2021-11-05 23:22:23,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-05 23:22:23,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-05 23:22:23,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-05 23:22:23,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-05 23:22:23,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 11:22:13" (1/3) ... [2021-11-05 23:22:23,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7192c961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:22:23, skipping insertion in model container [2021-11-05 23:22:23,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:22:16" (2/3) ... [2021-11-05 23:22:23,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7192c961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:22:23, skipping insertion in model container [2021-11-05 23:22:23,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:22:23" (3/3) ... [2021-11-05 23:22:23,574 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i [2021-11-05 23:22:23,579 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-05 23:22:23,579 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 52 error locations. [2021-11-05 23:22:23,624 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-05 23:22:23,629 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 [2021-11-05 23:22:23,629 INFO L340 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2021-11-05 23:22:23,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 302 states, 250 states have (on average 1.528) internal successors, (382), 301 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:23,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-05 23:22:23,649 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:23,650 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:23,650 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:23,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:23,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1985216017, now seen corresponding path program 1 times [2021-11-05 23:22:23,662 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:23,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385909572] [2021-11-05 23:22:23,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:23,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:24,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:24,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:24,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385909572] [2021-11-05 23:22:24,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385909572] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:24,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:24,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:24,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876798004] [2021-11-05 23:22:24,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:24,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:24,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:24,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:24,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:24,268 INFO L87 Difference]: Start difference. First operand has 302 states, 250 states have (on average 1.528) internal successors, (382), 301 states have internal predecessors, (382), 0 states have call successors, (0), 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 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:24,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:24,458 INFO L93 Difference]: Finished difference Result 1080 states and 1363 transitions. [2021-11-05 23:22:24,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:22:24,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 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 13 [2021-11-05 23:22:24,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:24,480 INFO L225 Difference]: With dead ends: 1080 [2021-11-05 23:22:24,484 INFO L226 Difference]: Without dead ends: 770 [2021-11-05 23:22:24,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 45.53ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:24,493 INFO L933 BasicCegarLoop]: 850 mSDtfsCounter, 617 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1465 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 13.21ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59.79ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:24,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [617 Valid, 1465 Invalid, 22 Unknown, 0 Unchecked, 13.21ms Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 59.79ms Time] [2021-11-05 23:22:24,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 770 states. [2021-11-05 23:22:24,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 770 to 286. [2021-11-05 23:22:24,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 235 states have (on average 1.2765957446808511) internal successors, (300), 285 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:24,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 300 transitions. [2021-11-05 23:22:24,562 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 300 transitions. Word has length 13 [2021-11-05 23:22:24,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:24,562 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 300 transitions. [2021-11-05 23:22:24,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:24,562 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 300 transitions. [2021-11-05 23:22:24,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-05 23:22:24,563 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:24,563 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:24,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-05 23:22:24,563 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:24,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:24,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1226818338, now seen corresponding path program 1 times [2021-11-05 23:22:24,564 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:24,565 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449952864] [2021-11-05 23:22:24,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:24,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:24,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:24,797 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:24,797 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449952864] [2021-11-05 23:22:24,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449952864] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:24,798 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:24,798 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:24,798 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442189583] [2021-11-05 23:22:24,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:24,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:24,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:24,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:24,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:24,800 INFO L87 Difference]: Start difference. First operand 286 states and 300 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:24,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:24,917 INFO L93 Difference]: Finished difference Result 545 states and 570 transitions. [2021-11-05 23:22:24,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:22:24,921 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 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 19 [2021-11-05 23:22:24,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:24,924 INFO L225 Difference]: With dead ends: 545 [2021-11-05 23:22:24,925 INFO L226 Difference]: Without dead ends: 543 [2021-11-05 23:22:24,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 36.33ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:24,927 INFO L933 BasicCegarLoop]: 554 mSDtfsCounter, 553 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 553 SdHoareTripleChecker+Valid, 844 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.64ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.58ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:24,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [553 Valid, 844 Invalid, 20 Unknown, 0 Unchecked, 5.64ms Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 62.58ms Time] [2021-11-05 23:22:24,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2021-11-05 23:22:24,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 284. [2021-11-05 23:22:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 234 states have (on average 1.2735042735042734) internal successors, (298), 283 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:24,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 298 transitions. [2021-11-05 23:22:24,952 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 298 transitions. Word has length 19 [2021-11-05 23:22:24,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:24,952 INFO L470 AbstractCegarLoop]: Abstraction has 284 states and 298 transitions. [2021-11-05 23:22:24,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 298 transitions. [2021-11-05 23:22:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-05 23:22:24,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:24,954 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] [2021-11-05 23:22:24,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-05 23:22:24,954 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:24,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:24,955 INFO L85 PathProgramCache]: Analyzing trace with hash -905783165, now seen corresponding path program 1 times [2021-11-05 23:22:24,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:24,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066235867] [2021-11-05 23:22:24,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:24,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:25,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:25,175 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:25,175 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066235867] [2021-11-05 23:22:25,175 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066235867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:25,175 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:25,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:25,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630703585] [2021-11-05 23:22:25,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:25,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:25,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:25,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:25,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:25,178 INFO L87 Difference]: Start difference. First operand 284 states and 298 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:25,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:25,254 INFO L93 Difference]: Finished difference Result 523 states and 546 transitions. [2021-11-05 23:22:25,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:22:25,255 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 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 33 [2021-11-05 23:22:25,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:25,257 INFO L225 Difference]: With dead ends: 523 [2021-11-05 23:22:25,257 INFO L226 Difference]: Without dead ends: 521 [2021-11-05 23:22:25,258 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.48ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:25,259 INFO L933 BasicCegarLoop]: 538 mSDtfsCounter, 514 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.35ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.41ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.61ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:25,259 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [514 Valid, 985 Invalid, 14 Unknown, 0 Unchecked, 2.41ms Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 37.61ms Time] [2021-11-05 23:22:25,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2021-11-05 23:22:25,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 282. [2021-11-05 23:22:25,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 233 states have (on average 1.2703862660944205) internal successors, (296), 281 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:25,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 296 transitions. [2021-11-05 23:22:25,280 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 296 transitions. Word has length 33 [2021-11-05 23:22:25,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:25,280 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 296 transitions. [2021-11-05 23:22:25,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:25,281 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 296 transitions. [2021-11-05 23:22:25,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-05 23:22:25,282 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:25,283 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] [2021-11-05 23:22:25,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-05 23:22:25,283 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:25,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:25,284 INFO L85 PathProgramCache]: Analyzing trace with hash 327370800, now seen corresponding path program 1 times [2021-11-05 23:22:25,285 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:25,286 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229691662] [2021-11-05 23:22:25,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:25,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:25,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:25,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:25,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229691662] [2021-11-05 23:22:25,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229691662] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:25,548 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:25,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:25,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967298324] [2021-11-05 23:22:25,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:25,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:25,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:25,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:25,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:25,550 INFO L87 Difference]: Start difference. First operand 282 states and 296 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) [2021-11-05 23:22:25,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:25,655 INFO L93 Difference]: Finished difference Result 511 states and 533 transitions. [2021-11-05 23:22:25,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:22:25,656 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 [2021-11-05 23:22:25,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:25,658 INFO L225 Difference]: With dead ends: 511 [2021-11-05 23:22:25,658 INFO L226 Difference]: Without dead ends: 509 [2021-11-05 23:22:25,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 53.13ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:25,660 INFO L933 BasicCegarLoop]: 518 mSDtfsCounter, 495 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.58ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.04ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:25,660 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [495 Valid, 804 Invalid, 19 Unknown, 0 Unchecked, 2.58ms Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 58.04ms Time] [2021-11-05 23:22:25,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2021-11-05 23:22:25,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 280. [2021-11-05 23:22:25,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 232 states have (on average 1.2672413793103448) internal successors, (294), 279 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 294 transitions. [2021-11-05 23:22:25,675 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 294 transitions. Word has length 40 [2021-11-05 23:22:25,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:25,676 INFO L470 AbstractCegarLoop]: Abstraction has 280 states and 294 transitions. [2021-11-05 23:22:25,676 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) [2021-11-05 23:22:25,676 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 294 transitions. [2021-11-05 23:22:25,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-05 23:22:25,677 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:25,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:25,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-05 23:22:25,678 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:25,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:25,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1038118901, now seen corresponding path program 1 times [2021-11-05 23:22:25,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:25,679 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807869609] [2021-11-05 23:22:25,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:25,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:25,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:25,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:25,868 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807869609] [2021-11-05 23:22:25,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807869609] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:25,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:25,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:25,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158739174] [2021-11-05 23:22:25,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:25,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:25,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:25,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:25,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:25,870 INFO L87 Difference]: Start difference. First operand 280 states and 294 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:25,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:25,913 INFO L93 Difference]: Finished difference Result 280 states and 294 transitions. [2021-11-05 23:22:25,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:22:25,914 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-11-05 23:22:25,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:25,915 INFO L225 Difference]: With dead ends: 280 [2021-11-05 23:22:25,916 INFO L226 Difference]: Without dead ends: 276 [2021-11-05 23:22:25,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.60ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:25,917 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 410 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.31ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.29ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:25,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 414 Invalid, 6 Unknown, 0 Unchecked, 1.31ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 13.29ms Time] [2021-11-05 23:22:25,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-11-05 23:22:25,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2021-11-05 23:22:25,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 230 states have (on average 1.2608695652173914) internal successors, (290), 275 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:25,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 290 transitions. [2021-11-05 23:22:25,932 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 290 transitions. Word has length 43 [2021-11-05 23:22:25,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:25,934 INFO L470 AbstractCegarLoop]: Abstraction has 276 states and 290 transitions. [2021-11-05 23:22:25,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 290 transitions. [2021-11-05 23:22:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-05 23:22:25,938 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:25,938 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:25,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-05 23:22:25,938 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:25,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:25,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1199715761, now seen corresponding path program 1 times [2021-11-05 23:22:25,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:25,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820165020] [2021-11-05 23:22:25,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:25,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:26,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:26,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820165020] [2021-11-05 23:22:26,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820165020] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:26,119 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:26,119 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:26,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685520445] [2021-11-05 23:22:26,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:26,120 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:26,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:26,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:26,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:26,121 INFO L87 Difference]: Start difference. First operand 276 states and 290 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:26,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:26,161 INFO L93 Difference]: Finished difference Result 276 states and 290 transitions. [2021-11-05 23:22:26,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:22:26,161 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-11-05 23:22:26,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:26,163 INFO L225 Difference]: With dead ends: 276 [2021-11-05 23:22:26,163 INFO L226 Difference]: Without dead ends: 272 [2021-11-05 23:22:26,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.31ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:26,164 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 396 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.46ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.30ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.95ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:26,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [396 Valid, 414 Invalid, 6 Unknown, 0 Unchecked, 1.30ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.95ms Time] [2021-11-05 23:22:26,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-11-05 23:22:26,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 272. [2021-11-05 23:22:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 228 states have (on average 1.2543859649122806) internal successors, (286), 271 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:26,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 286 transitions. [2021-11-05 23:22:26,178 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 286 transitions. Word has length 45 [2021-11-05 23:22:26,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:26,179 INFO L470 AbstractCegarLoop]: Abstraction has 272 states and 286 transitions. [2021-11-05 23:22:26,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:26,179 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 286 transitions. [2021-11-05 23:22:26,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-05 23:22:26,183 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:26,183 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] [2021-11-05 23:22:26,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-05 23:22:26,184 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:26,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:26,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1748254403, now seen corresponding path program 1 times [2021-11-05 23:22:26,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:26,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723179611] [2021-11-05 23:22:26,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:26,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:26,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:26,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:26,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723179611] [2021-11-05 23:22:26,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723179611] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:26,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:26,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-05 23:22:26,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602012728] [2021-11-05 23:22:26,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:26,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-05 23:22:26,752 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:26,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-05 23:22:26,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-05 23:22:26,753 INFO L87 Difference]: Start difference. First operand 272 states and 286 transitions. Second operand has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 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) [2021-11-05 23:22:27,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:27,312 INFO L93 Difference]: Finished difference Result 830 states and 861 transitions. [2021-11-05 23:22:27,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-05 23:22:27,313 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 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 [2021-11-05 23:22:27,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:27,317 INFO L225 Difference]: With dead ends: 830 [2021-11-05 23:22:27,317 INFO L226 Difference]: Without dead ends: 616 [2021-11-05 23:22:27,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 465.81ms TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-11-05 23:22:27,321 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1709 mSDsluCounter, 1924 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 173.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1709 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.81ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 191.79ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:27,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1709 Valid, 2292 Invalid, 66 Unknown, 0 Unchecked, 5.81ms Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 191.79ms Time] [2021-11-05 23:22:27,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-11-05 23:22:27,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 340. [2021-11-05 23:22:27,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 296 states have (on average 1.2297297297297298) internal successors, (364), 339 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 364 transitions. [2021-11-05 23:22:27,347 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 364 transitions. Word has length 46 [2021-11-05 23:22:27,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:27,348 INFO L470 AbstractCegarLoop]: Abstraction has 340 states and 364 transitions. [2021-11-05 23:22:27,348 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 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) [2021-11-05 23:22:27,348 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 364 transitions. [2021-11-05 23:22:27,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-05 23:22:27,351 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:27,351 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] [2021-11-05 23:22:27,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-05 23:22:27,352 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:27,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:27,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1875475213, now seen corresponding path program 1 times [2021-11-05 23:22:27,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:27,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520415571] [2021-11-05 23:22:27,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:27,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:27,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:27,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520415571] [2021-11-05 23:22:27,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520415571] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:27,553 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:27,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:27,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352330182] [2021-11-05 23:22:27,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:27,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:27,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:27,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:27,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:27,554 INFO L87 Difference]: Start difference. First operand 340 states and 364 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:27,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:27,611 INFO L93 Difference]: Finished difference Result 340 states and 364 transitions. [2021-11-05 23:22:27,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:22:27,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 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 47 [2021-11-05 23:22:27,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:27,614 INFO L225 Difference]: With dead ends: 340 [2021-11-05 23:22:27,615 INFO L226 Difference]: Without dead ends: 336 [2021-11-05 23:22:27,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 37.83ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:27,616 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 382 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.16ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.77ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:27,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [382 Valid, 414 Invalid, 6 Unknown, 0 Unchecked, 1.16ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 13.77ms Time] [2021-11-05 23:22:27,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-11-05 23:22:27,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 336. [2021-11-05 23:22:27,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 294 states have (on average 1.2244897959183674) internal successors, (360), 335 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:27,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 360 transitions. [2021-11-05 23:22:27,640 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 360 transitions. Word has length 47 [2021-11-05 23:22:27,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:27,641 INFO L470 AbstractCegarLoop]: Abstraction has 336 states and 360 transitions. [2021-11-05 23:22:27,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:27,641 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 360 transitions. [2021-11-05 23:22:27,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-05 23:22:27,642 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:27,643 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] [2021-11-05 23:22:27,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-05 23:22:27,644 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:27,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:27,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1984079013, now seen corresponding path program 1 times [2021-11-05 23:22:27,645 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:27,645 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616789198] [2021-11-05 23:22:27,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:27,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:27,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:28,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:28,230 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616789198] [2021-11-05 23:22:28,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616789198] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:28,230 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:28,230 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-05 23:22:28,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707174746] [2021-11-05 23:22:28,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:28,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-05 23:22:28,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:28,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-05 23:22:28,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-05 23:22:28,231 INFO L87 Difference]: Start difference. First operand 336 states and 360 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 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) [2021-11-05 23:22:28,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:28,727 INFO L93 Difference]: Finished difference Result 703 states and 727 transitions. [2021-11-05 23:22:28,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-05 23:22:28,728 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 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 [2021-11-05 23:22:28,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:28,730 INFO L225 Difference]: With dead ends: 703 [2021-11-05 23:22:28,730 INFO L226 Difference]: Without dead ends: 511 [2021-11-05 23:22:28,731 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 496.36ms TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-11-05 23:22:28,731 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1891 mSDsluCounter, 2199 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1891 SdHoareTripleChecker+Valid, 2662 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.08ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 120.89ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:28,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1891 Valid, 2662 Invalid, 66 Unknown, 0 Unchecked, 5.08ms Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 120.89ms Time] [2021-11-05 23:22:28,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2021-11-05 23:22:28,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 334. [2021-11-05 23:22:28,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 292 states have (on average 1.2226027397260273) internal successors, (357), 333 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 357 transitions. [2021-11-05 23:22:28,763 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 357 transitions. Word has length 48 [2021-11-05 23:22:28,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:28,763 INFO L470 AbstractCegarLoop]: Abstraction has 334 states and 357 transitions. [2021-11-05 23:22:28,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 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) [2021-11-05 23:22:28,764 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 357 transitions. [2021-11-05 23:22:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-05 23:22:28,764 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:28,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:28,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-05 23:22:28,765 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:28,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:28,765 INFO L85 PathProgramCache]: Analyzing trace with hash 635663280, now seen corresponding path program 1 times [2021-11-05 23:22:28,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:28,766 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452059738] [2021-11-05 23:22:28,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:28,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:29,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:29,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:29,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452059738] [2021-11-05 23:22:29,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452059738] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:29,352 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:29,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-05 23:22:29,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563803397] [2021-11-05 23:22:29,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:29,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-05 23:22:29,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:29,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-05 23:22:29,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-05 23:22:29,353 INFO L87 Difference]: Start difference. First operand 334 states and 357 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:31,397 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:22:32,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:32,288 INFO L93 Difference]: Finished difference Result 912 states and 941 transitions. [2021-11-05 23:22:32,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-05 23:22:32,289 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-05 23:22:32,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:32,293 INFO L225 Difference]: With dead ends: 912 [2021-11-05 23:22:32,293 INFO L226 Difference]: Without dead ends: 812 [2021-11-05 23:22:32,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 607.73ms TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2021-11-05 23:22:32,294 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1716 mSDsluCounter, 1667 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2235.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1716 SdHoareTripleChecker+Valid, 2042 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.31ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2362.28ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:32,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1716 Valid, 2042 Invalid, 71 Unknown, 0 Unchecked, 8.31ms Time], IncrementalHoareTripleChecker [3 Valid, 67 Invalid, 1 Unknown, 0 Unchecked, 2362.28ms Time] [2021-11-05 23:22:32,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2021-11-05 23:22:32,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 351. [2021-11-05 23:22:32,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 309 states have (on average 1.2135922330097086) internal successors, (375), 350 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:32,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 375 transitions. [2021-11-05 23:22:32,344 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 375 transitions. Word has length 51 [2021-11-05 23:22:32,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:32,344 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 375 transitions. [2021-11-05 23:22:32,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:32,345 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 375 transitions. [2021-11-05 23:22:32,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-05 23:22:32,345 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:32,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:32,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-05 23:22:32,346 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:32,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:32,347 INFO L85 PathProgramCache]: Analyzing trace with hash -682769680, now seen corresponding path program 1 times [2021-11-05 23:22:32,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:32,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162204758] [2021-11-05 23:22:32,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:32,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:32,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:32,507 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:32,507 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162204758] [2021-11-05 23:22:32,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162204758] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:32,507 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:32,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:32,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944272921] [2021-11-05 23:22:32,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:32,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:32,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:32,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:32,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:32,509 INFO L87 Difference]: Start difference. First operand 351 states and 375 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:32,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:32,624 INFO L93 Difference]: Finished difference Result 561 states and 589 transitions. [2021-11-05 23:22:32,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:22:32,624 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-05 23:22:32,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:32,627 INFO L225 Difference]: With dead ends: 561 [2021-11-05 23:22:32,627 INFO L226 Difference]: Without dead ends: 557 [2021-11-05 23:22:32,628 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.67ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:32,628 INFO L933 BasicCegarLoop]: 462 mSDtfsCounter, 428 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.87ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.97ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:32,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [428 Valid, 731 Invalid, 20 Unknown, 0 Unchecked, 1.87ms Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 39.97ms Time] [2021-11-05 23:22:32,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2021-11-05 23:22:32,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 347. [2021-11-05 23:22:32,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 307 states have (on average 1.205211726384365) internal successors, (370), 346 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 370 transitions. [2021-11-05 23:22:32,667 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 370 transitions. Word has length 51 [2021-11-05 23:22:32,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:32,667 INFO L470 AbstractCegarLoop]: Abstraction has 347 states and 370 transitions. [2021-11-05 23:22:32,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 370 transitions. [2021-11-05 23:22:32,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-05 23:22:32,668 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:32,668 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] [2021-11-05 23:22:32,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-05 23:22:32,669 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:32,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:32,669 INFO L85 PathProgramCache]: Analyzing trace with hash -732791644, now seen corresponding path program 1 times [2021-11-05 23:22:32,669 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:32,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140325880] [2021-11-05 23:22:32,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:32,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:32,821 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140325880] [2021-11-05 23:22:32,821 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140325880] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:32,821 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:32,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:32,822 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551832357] [2021-11-05 23:22:32,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:32,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:32,822 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:32,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:32,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:32,823 INFO L87 Difference]: Start difference. First operand 347 states and 370 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) [2021-11-05 23:22:32,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:32,901 INFO L93 Difference]: Finished difference Result 347 states and 370 transitions. [2021-11-05 23:22:32,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:22:32,902 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 [2021-11-05 23:22:32,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:32,904 INFO L225 Difference]: With dead ends: 347 [2021-11-05 23:22:32,904 INFO L226 Difference]: Without dead ends: 343 [2021-11-05 23:22:32,904 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.02ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:32,905 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 359 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.99ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.15ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.76ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:32,905 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [359 Valid, 406 Invalid, 6 Unknown, 0 Unchecked, 1.15ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.76ms Time] [2021-11-05 23:22:32,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2021-11-05 23:22:32,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 343. [2021-11-05 23:22:32,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343 states, 305 states have (on average 1.2) internal successors, (366), 342 states have internal predecessors, (366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:32,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 366 transitions. [2021-11-05 23:22:32,943 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 366 transitions. Word has length 54 [2021-11-05 23:22:32,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:32,943 INFO L470 AbstractCegarLoop]: Abstraction has 343 states and 366 transitions. [2021-11-05 23:22:32,943 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) [2021-11-05 23:22:32,944 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 366 transitions. [2021-11-05 23:22:32,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-05 23:22:32,944 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:32,944 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] [2021-11-05 23:22:32,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-05 23:22:32,945 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:32,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:32,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1040003942, now seen corresponding path program 1 times [2021-11-05 23:22:32,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:32,945 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035019596] [2021-11-05 23:22:32,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:32,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:34,984 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:34,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035019596] [2021-11-05 23:22:34,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035019596] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:34,984 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:34,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-05 23:22:34,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692432304] [2021-11-05 23:22:34,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:34,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-05 23:22:34,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:34,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-05 23:22:34,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-05 23:22:34,985 INFO L87 Difference]: Start difference. First operand 343 states and 366 transitions. Second operand has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 11 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) [2021-11-05 23:22:35,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:35,617 INFO L93 Difference]: Finished difference Result 830 states and 873 transitions. [2021-11-05 23:22:35,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-05 23:22:35,617 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 11 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 [2021-11-05 23:22:35,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:35,620 INFO L225 Difference]: With dead ends: 830 [2021-11-05 23:22:35,620 INFO L226 Difference]: Without dead ends: 546 [2021-11-05 23:22:35,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 524.32ms TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2021-11-05 23:22:35,621 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 2047 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 191.58ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.71ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 207.90ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:35,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 2119 Invalid, 86 Unknown, 0 Unchecked, 5.71ms Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 207.90ms Time] [2021-11-05 23:22:35,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2021-11-05 23:22:35,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 358. [2021-11-05 23:22:35,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 320 states have (on average 1.190625) internal successors, (381), 357 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:35,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 381 transitions. [2021-11-05 23:22:35,673 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 381 transitions. Word has length 54 [2021-11-05 23:22:35,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:35,673 INFO L470 AbstractCegarLoop]: Abstraction has 358 states and 381 transitions. [2021-11-05 23:22:35,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 11 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) [2021-11-05 23:22:35,674 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 381 transitions. [2021-11-05 23:22:35,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-05 23:22:35,674 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:35,675 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:35,675 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-05 23:22:35,675 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:35,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:35,675 INFO L85 PathProgramCache]: Analyzing trace with hash -2086841005, now seen corresponding path program 1 times [2021-11-05 23:22:35,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:35,676 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418412324] [2021-11-05 23:22:35,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:35,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:36,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:36,283 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:36,283 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418412324] [2021-11-05 23:22:36,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418412324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:36,283 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:36,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-05 23:22:36,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242291283] [2021-11-05 23:22:36,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:36,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-05 23:22:36,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:36,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-05 23:22:36,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-05 23:22:36,284 INFO L87 Difference]: Start difference. First operand 358 states and 381 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:38,325 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:22:40,415 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:22:42,574 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:22:44,678 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:22:45,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:45,264 INFO L93 Difference]: Finished difference Result 614 states and 636 transitions. [2021-11-05 23:22:45,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-05 23:22:45,265 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 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 55 [2021-11-05 23:22:45,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:45,268 INFO L225 Difference]: With dead ends: 614 [2021-11-05 23:22:45,268 INFO L226 Difference]: Without dead ends: 527 [2021-11-05 23:22:45,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 419.83ms TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2021-11-05 23:22:45,269 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1115 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8156.11ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1115 SdHoareTripleChecker+Valid, 1151 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.41ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8637.84ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:45,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1115 Valid, 1151 Invalid, 41 Unknown, 0 Unchecked, 4.41ms Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 4 Unknown, 0 Unchecked, 8637.84ms Time] [2021-11-05 23:22:45,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2021-11-05 23:22:45,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 360. [2021-11-05 23:22:45,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 322 states have (on average 1.18944099378882) internal successors, (383), 359 states have internal predecessors, (383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:45,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 383 transitions. [2021-11-05 23:22:45,326 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 383 transitions. Word has length 55 [2021-11-05 23:22:45,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:45,326 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 383 transitions. [2021-11-05 23:22:45,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:45,327 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 383 transitions. [2021-11-05 23:22:45,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-05 23:22:45,327 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:45,327 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] [2021-11-05 23:22:45,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-05 23:22:45,328 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:45,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:45,328 INFO L85 PathProgramCache]: Analyzing trace with hash 162003144, now seen corresponding path program 1 times [2021-11-05 23:22:45,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:45,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122214608] [2021-11-05 23:22:45,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:45,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:45,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:45,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:45,509 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:45,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122214608] [2021-11-05 23:22:45,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122214608] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:45,509 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:45,509 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:45,509 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609788445] [2021-11-05 23:22:45,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:45,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:45,510 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:45,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:45,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:45,510 INFO L87 Difference]: Start difference. First operand 360 states and 383 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) [2021-11-05 23:22:45,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:45,659 INFO L93 Difference]: Finished difference Result 577 states and 606 transitions. [2021-11-05 23:22:45,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:22:45,660 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 [2021-11-05 23:22:45,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:45,662 INFO L225 Difference]: With dead ends: 577 [2021-11-05 23:22:45,662 INFO L226 Difference]: Without dead ends: 573 [2021-11-05 23:22:45,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 40.49ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:45,664 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 434 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.75ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.38ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:45,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [434 Valid, 716 Invalid, 23 Unknown, 0 Unchecked, 1.75ms Time], IncrementalHoareTripleChecker [6 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 52.38ms Time] [2021-11-05 23:22:45,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2021-11-05 23:22:45,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 437. [2021-11-05 23:22:45,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 399 states have (on average 1.1779448621553885) internal successors, (470), 436 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:45,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 470 transitions. [2021-11-05 23:22:45,734 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 470 transitions. Word has length 56 [2021-11-05 23:22:45,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:45,734 INFO L470 AbstractCegarLoop]: Abstraction has 437 states and 470 transitions. [2021-11-05 23:22:45,734 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) [2021-11-05 23:22:45,734 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 470 transitions. [2021-11-05 23:22:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-05 23:22:45,739 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:45,739 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] [2021-11-05 23:22:45,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-05 23:22:45,740 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:45,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:45,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1111205903, now seen corresponding path program 1 times [2021-11-05 23:22:45,740 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:45,740 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150108563] [2021-11-05 23:22:45,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:45,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:45,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:45,894 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:45,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150108563] [2021-11-05 23:22:45,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150108563] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:45,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:45,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-05 23:22:45,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466185825] [2021-11-05 23:22:45,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:45,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:45,897 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:45,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:45,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:45,898 INFO L87 Difference]: Start difference. First operand 437 states and 470 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 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) [2021-11-05 23:22:47,937 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:22:48,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:48,329 INFO L93 Difference]: Finished difference Result 736 states and 764 transitions. [2021-11-05 23:22:48,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:22:48,330 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 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 [2021-11-05 23:22:48,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:48,332 INFO L225 Difference]: With dead ends: 736 [2021-11-05 23:22:48,332 INFO L226 Difference]: Without dead ends: 732 [2021-11-05 23:22:48,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.87ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:48,333 INFO L933 BasicCegarLoop]: 644 mSDtfsCounter, 410 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2084.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 1500 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.59ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2279.00ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:48,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 1500 Invalid, 22 Unknown, 0 Unchecked, 2.59ms Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 2279.00ms Time] [2021-11-05 23:22:48,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-11-05 23:22:48,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 436. [2021-11-05 23:22:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 399 states have (on average 1.1754385964912282) internal successors, (469), 435 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 469 transitions. [2021-11-05 23:22:48,398 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 469 transitions. Word has length 56 [2021-11-05 23:22:48,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:48,399 INFO L470 AbstractCegarLoop]: Abstraction has 436 states and 469 transitions. [2021-11-05 23:22:48,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 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) [2021-11-05 23:22:48,399 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 469 transitions. [2021-11-05 23:22:48,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-05 23:22:48,400 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:48,400 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:22:48,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-05 23:22:48,400 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:48,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:48,401 INFO L85 PathProgramCache]: Analyzing trace with hash 1539369976, now seen corresponding path program 1 times [2021-11-05 23:22:48,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:48,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594626894] [2021-11-05 23:22:48,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:48,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:49,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:50,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:50,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:50,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594626894] [2021-11-05 23:22:50,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594626894] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:50,366 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:50,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-05 23:22:50,367 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388568182] [2021-11-05 23:22:50,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:50,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-05 23:22:50,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:50,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-05 23:22:50,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2021-11-05 23:22:50,368 INFO L87 Difference]: Start difference. First operand 436 states and 469 transitions. Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:53,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:53,656 INFO L93 Difference]: Finished difference Result 1350 states and 1394 transitions. [2021-11-05 23:22:53,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-05 23:22:53,658 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-05 23:22:53,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:53,662 INFO L225 Difference]: With dead ends: 1350 [2021-11-05 23:22:53,663 INFO L226 Difference]: Without dead ends: 1246 [2021-11-05 23:22:53,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 2641.91ms TimeCoverageRelationStatistics Valid=564, Invalid=1506, Unknown=0, NotChecked=0, Total=2070 [2021-11-05 23:22:53,666 INFO L933 BasicCegarLoop]: 681 mSDtfsCounter, 3875 mSDsluCounter, 3821 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 807.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3875 SdHoareTripleChecker+Valid, 4502 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 15.80ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 874.32ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:53,666 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3875 Valid, 4502 Invalid, 326 Unknown, 0 Unchecked, 15.80ms Time], IncrementalHoareTripleChecker [11 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 874.32ms Time] [2021-11-05 23:22:53,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1246 states. [2021-11-05 23:22:53,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1246 to 436. [2021-11-05 23:22:53,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 399 states have (on average 1.1704260651629073) internal successors, (467), 435 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:53,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 467 transitions. [2021-11-05 23:22:53,757 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 467 transitions. Word has length 57 [2021-11-05 23:22:53,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:53,757 INFO L470 AbstractCegarLoop]: Abstraction has 436 states and 467 transitions. [2021-11-05 23:22:53,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 467 transitions. [2021-11-05 23:22:53,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-05 23:22:53,759 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:53,759 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] [2021-11-05 23:22:53,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-05 23:22:53,760 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:53,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:53,761 INFO L85 PathProgramCache]: Analyzing trace with hash 1066335564, now seen corresponding path program 1 times [2021-11-05 23:22:53,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:53,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36191109] [2021-11-05 23:22:53,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:53,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:53,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:53,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:53,937 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:53,937 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [36191109] [2021-11-05 23:22:53,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [36191109] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:53,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:53,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:22:53,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360385937] [2021-11-05 23:22:53,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:53,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:22:53,938 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:53,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:22:53,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:22:53,938 INFO L87 Difference]: Start difference. First operand 436 states and 467 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) [2021-11-05 23:22:54,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:22:54,124 INFO L93 Difference]: Finished difference Result 650 states and 702 transitions. [2021-11-05 23:22:54,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:22:54,125 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 [2021-11-05 23:22:54,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:22:54,127 INFO L225 Difference]: With dead ends: 650 [2021-11-05 23:22:54,127 INFO L226 Difference]: Without dead ends: 646 [2021-11-05 23:22:54,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 36.84ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:22:54,128 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 389 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.47ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.82ms IncrementalHoareTripleChecker+Time [2021-11-05 23:22:54,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [389 Valid, 547 Invalid, 18 Unknown, 0 Unchecked, 1.47ms Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 35.82ms Time] [2021-11-05 23:22:54,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2021-11-05 23:22:54,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 546. [2021-11-05 23:22:54,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 510 states have (on average 1.1627450980392158) internal successors, (593), 545 states have internal predecessors, (593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:22:54,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 593 transitions. [2021-11-05 23:22:54,237 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 593 transitions. Word has length 58 [2021-11-05 23:22:54,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:22:54,238 INFO L470 AbstractCegarLoop]: Abstraction has 546 states and 593 transitions. [2021-11-05 23:22:54,238 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) [2021-11-05 23:22:54,238 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 593 transitions. [2021-11-05 23:22:54,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-05 23:22:54,239 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:22:54,239 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] [2021-11-05 23:22:54,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-05 23:22:54,239 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:22:54,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:22:54,240 INFO L85 PathProgramCache]: Analyzing trace with hash 527484261, now seen corresponding path program 1 times [2021-11-05 23:22:54,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:22:54,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616288483] [2021-11-05 23:22:54,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:22:54,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:22:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:22:54,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:22:54,914 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:22:54,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616288483] [2021-11-05 23:22:54,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [616288483] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:22:54,915 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:22:54,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-05 23:22:54,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439234778] [2021-11-05 23:22:54,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:22:54,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-05 23:22:54,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:22:54,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-05 23:22:54,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-11-05 23:22:54,916 INFO L87 Difference]: Start difference. First operand 546 states and 593 transitions. Second operand has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 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) [2021-11-05 23:22:56,953 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:22:59,089 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:23:01,226 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:23:03,362 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:23:04,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:04,131 INFO L93 Difference]: Finished difference Result 740 states and 787 transitions. [2021-11-05 23:23:04,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-05 23:23:04,132 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 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 [2021-11-05 23:23:04,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:04,134 INFO L225 Difference]: With dead ends: 740 [2021-11-05 23:23:04,135 INFO L226 Difference]: Without dead ends: 618 [2021-11-05 23:23:04,135 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 483.09ms TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2021-11-05 23:23:04,136 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 832 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8227.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 1633 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.35ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8808.72ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:04,136 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [832 Valid, 1633 Invalid, 77 Unknown, 0 Unchecked, 3.35ms Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 4 Unknown, 0 Unchecked, 8808.72ms Time] [2021-11-05 23:23:04,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2021-11-05 23:23:04,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 532. [2021-11-05 23:23:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 496 states have (on average 1.1633064516129032) internal successors, (577), 531 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 577 transitions. [2021-11-05 23:23:04,249 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 577 transitions. Word has length 58 [2021-11-05 23:23:04,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:04,249 INFO L470 AbstractCegarLoop]: Abstraction has 532 states and 577 transitions. [2021-11-05 23:23:04,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 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) [2021-11-05 23:23:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 577 transitions. [2021-11-05 23:23:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-05 23:23:04,250 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:04,250 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] [2021-11-05 23:23:04,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-05 23:23:04,251 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:04,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:04,251 INFO L85 PathProgramCache]: Analyzing trace with hash 456395359, now seen corresponding path program 1 times [2021-11-05 23:23:04,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:04,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708181358] [2021-11-05 23:23:04,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:04,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:05,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:05,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708181358] [2021-11-05 23:23:05,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708181358] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:05,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:05,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-05 23:23:05,010 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409011915] [2021-11-05 23:23:05,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:05,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-05 23:23:05,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:05,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-05 23:23:05,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-05 23:23:05,012 INFO L87 Difference]: Start difference. First operand 532 states and 577 transitions. Second operand has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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) [2021-11-05 23:23:05,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:05,642 INFO L93 Difference]: Finished difference Result 680 states and 723 transitions. [2021-11-05 23:23:05,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-05 23:23:05,643 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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 [2021-11-05 23:23:05,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:05,648 INFO L225 Difference]: With dead ends: 680 [2021-11-05 23:23:05,648 INFO L226 Difference]: Without dead ends: 591 [2021-11-05 23:23:05,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 602.32ms TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2021-11-05 23:23:05,650 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1772 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 203.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1772 SdHoareTripleChecker+Valid, 1252 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.48ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 215.87ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:05,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1772 Valid, 1252 Invalid, 80 Unknown, 0 Unchecked, 2.48ms Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 215.87ms Time] [2021-11-05 23:23:05,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2021-11-05 23:23:05,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 518. [2021-11-05 23:23:05,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 482 states have (on average 1.16597510373444) internal successors, (562), 517 states have internal predecessors, (562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:05,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 562 transitions. [2021-11-05 23:23:05,752 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 562 transitions. Word has length 58 [2021-11-05 23:23:05,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:05,752 INFO L470 AbstractCegarLoop]: Abstraction has 518 states and 562 transitions. [2021-11-05 23:23:05,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 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) [2021-11-05 23:23:05,753 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 562 transitions. [2021-11-05 23:23:05,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-05 23:23:05,754 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:05,754 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] [2021-11-05 23:23:05,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-05 23:23:05,754 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:05,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:05,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1748569552, now seen corresponding path program 1 times [2021-11-05 23:23:05,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:05,755 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267608797] [2021-11-05 23:23:05,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:05,905 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:05,905 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267608797] [2021-11-05 23:23:05,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267608797] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:05,905 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:05,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:05,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009731436] [2021-11-05 23:23:05,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:05,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:05,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:05,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:05,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:05,907 INFO L87 Difference]: Start difference. First operand 518 states and 562 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) [2021-11-05 23:23:06,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:06,041 INFO L93 Difference]: Finished difference Result 518 states and 562 transitions. [2021-11-05 23:23:06,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:06,042 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 [2021-11-05 23:23:06,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:06,044 INFO L225 Difference]: With dead ends: 518 [2021-11-05 23:23:06,044 INFO L226 Difference]: Without dead ends: 514 [2021-11-05 23:23:06,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.53ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:06,045 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 320 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.63ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.52ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:06,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.63ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.52ms Time] [2021-11-05 23:23:06,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2021-11-05 23:23:06,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 514. [2021-11-05 23:23:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 480 states have (on average 1.1625) internal successors, (558), 513 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 558 transitions. [2021-11-05 23:23:06,174 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 558 transitions. Word has length 60 [2021-11-05 23:23:06,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:06,174 INFO L470 AbstractCegarLoop]: Abstraction has 514 states and 558 transitions. [2021-11-05 23:23:06,174 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) [2021-11-05 23:23:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 558 transitions. [2021-11-05 23:23:06,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-05 23:23:06,175 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:06,175 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] [2021-11-05 23:23:06,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-05 23:23:06,176 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:06,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:06,176 INFO L85 PathProgramCache]: Analyzing trace with hash -1042989196, now seen corresponding path program 1 times [2021-11-05 23:23:06,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:06,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636977084] [2021-11-05 23:23:06,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:06,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:06,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:06,323 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:06,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636977084] [2021-11-05 23:23:06,323 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636977084] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:06,323 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:06,323 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:06,324 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504885087] [2021-11-05 23:23:06,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:06,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:06,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:06,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:06,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:06,325 INFO L87 Difference]: Start difference. First operand 514 states and 558 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) [2021-11-05 23:23:06,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:06,467 INFO L93 Difference]: Finished difference Result 514 states and 558 transitions. [2021-11-05 23:23:06,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:06,468 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 [2021-11-05 23:23:06,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:06,470 INFO L225 Difference]: With dead ends: 514 [2021-11-05 23:23:06,470 INFO L226 Difference]: Without dead ends: 510 [2021-11-05 23:23:06,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.17ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:06,471 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 306 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.67ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.65ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:06,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.67ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 11.65ms Time] [2021-11-05 23:23:06,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2021-11-05 23:23:06,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 510. [2021-11-05 23:23:06,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 478 states have (on average 1.1589958158995817) internal successors, (554), 509 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 554 transitions. [2021-11-05 23:23:06,575 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 554 transitions. Word has length 62 [2021-11-05 23:23:06,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:06,576 INFO L470 AbstractCegarLoop]: Abstraction has 510 states and 554 transitions. [2021-11-05 23:23:06,576 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) [2021-11-05 23:23:06,576 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 554 transitions. [2021-11-05 23:23:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-05 23:23:06,576 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:06,576 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] [2021-11-05 23:23:06,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-05 23:23:06,577 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:06,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:06,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1585100489, now seen corresponding path program 1 times [2021-11-05 23:23:06,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:06,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827362469] [2021-11-05 23:23:06,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:06,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:06,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:06,731 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:06,731 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827362469] [2021-11-05 23:23:06,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827362469] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:06,731 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:06,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:06,732 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969768104] [2021-11-05 23:23:06,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:06,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:06,732 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:06,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:06,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:06,733 INFO L87 Difference]: Start difference. First operand 510 states and 554 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) [2021-11-05 23:23:06,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:06,900 INFO L93 Difference]: Finished difference Result 510 states and 554 transitions. [2021-11-05 23:23:06,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:06,901 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 [2021-11-05 23:23:06,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:06,903 INFO L225 Difference]: With dead ends: 510 [2021-11-05 23:23:06,903 INFO L226 Difference]: Without dead ends: 506 [2021-11-05 23:23:06,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.27ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:06,904 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 292 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.47ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.71ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.21ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:06,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [292 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.71ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.21ms Time] [2021-11-05 23:23:06,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2021-11-05 23:23:07,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 506. [2021-11-05 23:23:07,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 476 states have (on average 1.1554621848739495) internal successors, (550), 505 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 550 transitions. [2021-11-05 23:23:07,021 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 550 transitions. Word has length 64 [2021-11-05 23:23:07,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:07,022 INFO L470 AbstractCegarLoop]: Abstraction has 506 states and 550 transitions. [2021-11-05 23:23:07,022 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) [2021-11-05 23:23:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 550 transitions. [2021-11-05 23:23:07,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-05 23:23:07,023 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:07,023 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] [2021-11-05 23:23:07,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-05 23:23:07,024 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:07,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:07,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1431958363, now seen corresponding path program 1 times [2021-11-05 23:23:07,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:07,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436083404] [2021-11-05 23:23:07,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:07,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:07,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:07,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436083404] [2021-11-05 23:23:07,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436083404] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:07,184 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:07,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:07,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097642330] [2021-11-05 23:23:07,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:07,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:07,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:07,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:07,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:07,185 INFO L87 Difference]: Start difference. First operand 506 states and 550 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) [2021-11-05 23:23:07,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:07,293 INFO L93 Difference]: Finished difference Result 506 states and 550 transitions. [2021-11-05 23:23:07,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:07,294 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 [2021-11-05 23:23:07,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:07,295 INFO L225 Difference]: With dead ends: 506 [2021-11-05 23:23:07,295 INFO L226 Difference]: Without dead ends: 502 [2021-11-05 23:23:07,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.40ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:07,296 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 278 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.55ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.53ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.20ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:07,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [278 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.53ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.20ms Time] [2021-11-05 23:23:07,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2021-11-05 23:23:07,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 502. [2021-11-05 23:23:07,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 474 states have (on average 1.1518987341772151) internal successors, (546), 501 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 546 transitions. [2021-11-05 23:23:07,411 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 546 transitions. Word has length 66 [2021-11-05 23:23:07,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:07,411 INFO L470 AbstractCegarLoop]: Abstraction has 502 states and 546 transitions. [2021-11-05 23:23:07,411 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) [2021-11-05 23:23:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 546 transitions. [2021-11-05 23:23:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-05 23:23:07,412 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:07,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:07,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-05 23:23:07,413 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:07,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:07,413 INFO L85 PathProgramCache]: Analyzing trace with hash 552374612, now seen corresponding path program 1 times [2021-11-05 23:23:07,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:07,413 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388139810] [2021-11-05 23:23:07,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:07,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:07,725 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:07,725 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388139810] [2021-11-05 23:23:07,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388139810] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:07,725 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:07,725 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-05 23:23:07,725 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295900025] [2021-11-05 23:23:07,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:07,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-05 23:23:07,726 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:07,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-05 23:23:07,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:23:07,726 INFO L87 Difference]: Start difference. First operand 502 states and 546 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:08,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:08,142 INFO L93 Difference]: Finished difference Result 1103 states and 1164 transitions. [2021-11-05 23:23:08,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-05 23:23:08,143 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-05 23:23:08,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:08,147 INFO L225 Difference]: With dead ends: 1103 [2021-11-05 23:23:08,148 INFO L226 Difference]: Without dead ends: 898 [2021-11-05 23:23:08,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 271.18ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-05 23:23:08,149 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1161 mSDsluCounter, 1903 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 85.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2321 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.89ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 92.05ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:08,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2321 Invalid, 39 Unknown, 0 Unchecked, 1.89ms Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 92.05ms Time] [2021-11-05 23:23:08,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2021-11-05 23:23:08,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 502. [2021-11-05 23:23:08,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 474 states have (on average 1.1476793248945147) internal successors, (544), 501 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 544 transitions. [2021-11-05 23:23:08,309 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 544 transitions. Word has length 67 [2021-11-05 23:23:08,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:08,309 INFO L470 AbstractCegarLoop]: Abstraction has 502 states and 544 transitions. [2021-11-05 23:23:08,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:08,310 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 544 transitions. [2021-11-05 23:23:08,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-05 23:23:08,311 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:08,311 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] [2021-11-05 23:23:08,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-05 23:23:08,312 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:08,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:08,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1722590687, now seen corresponding path program 1 times [2021-11-05 23:23:08,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:08,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428974308] [2021-11-05 23:23:08,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:08,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:08,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:08,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:08,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428974308] [2021-11-05 23:23:08,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428974308] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:08,457 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:08,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:08,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048241485] [2021-11-05 23:23:08,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:08,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:08,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:08,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:08,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:08,460 INFO L87 Difference]: Start difference. First operand 502 states and 544 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:08,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:08,614 INFO L93 Difference]: Finished difference Result 502 states and 544 transitions. [2021-11-05 23:23:08,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:08,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 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 68 [2021-11-05 23:23:08,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:08,616 INFO L225 Difference]: With dead ends: 502 [2021-11-05 23:23:08,616 INFO L226 Difference]: Without dead ends: 498 [2021-11-05 23:23:08,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 33.56ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:08,617 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 264 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.63ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.01ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:08,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.63ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 11.01ms Time] [2021-11-05 23:23:08,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2021-11-05 23:23:08,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 498. [2021-11-05 23:23:08,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 472 states have (on average 1.1440677966101696) internal successors, (540), 497 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:08,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 540 transitions. [2021-11-05 23:23:08,747 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 540 transitions. Word has length 68 [2021-11-05 23:23:08,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:08,747 INFO L470 AbstractCegarLoop]: Abstraction has 498 states and 540 transitions. [2021-11-05 23:23:08,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:08,748 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 540 transitions. [2021-11-05 23:23:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-05 23:23:08,749 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:08,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:08,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-05 23:23:08,750 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:08,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:08,750 INFO L85 PathProgramCache]: Analyzing trace with hash -460102869, now seen corresponding path program 1 times [2021-11-05 23:23:08,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:08,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654197040] [2021-11-05 23:23:08,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:08,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:08,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:08,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:08,888 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:08,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654197040] [2021-11-05 23:23:08,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654197040] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:08,888 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:08,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-05 23:23:08,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795667664] [2021-11-05 23:23:08,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:08,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:08,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:08,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:08,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:08,889 INFO L87 Difference]: Start difference. First operand 498 states and 540 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:10,920 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:23:11,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:11,197 INFO L93 Difference]: Finished difference Result 588 states and 635 transitions. [2021-11-05 23:23:11,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-05 23:23:11,198 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2021-11-05 23:23:11,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:11,199 INFO L225 Difference]: With dead ends: 588 [2021-11-05 23:23:11,199 INFO L226 Difference]: Without dead ends: 586 [2021-11-05 23:23:11,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.78ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:11,200 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 170 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2049.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.72ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2182.64ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:11,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 873 Invalid, 13 Unknown, 0 Unchecked, 0.72ms Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 2182.64ms Time] [2021-11-05 23:23:11,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2021-11-05 23:23:11,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 530. [2021-11-05 23:23:11,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 504 states have (on average 1.1488095238095237) internal successors, (579), 529 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 579 transitions. [2021-11-05 23:23:11,323 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 579 transitions. Word has length 69 [2021-11-05 23:23:11,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:11,323 INFO L470 AbstractCegarLoop]: Abstraction has 530 states and 579 transitions. [2021-11-05 23:23:11,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 579 transitions. [2021-11-05 23:23:11,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-05 23:23:11,325 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:11,325 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] [2021-11-05 23:23:11,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-05 23:23:11,325 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:11,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:11,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1847380163, now seen corresponding path program 1 times [2021-11-05 23:23:11,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:11,326 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018343735] [2021-11-05 23:23:11,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:11,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:11,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:11,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:11,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018343735] [2021-11-05 23:23:11,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018343735] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:11,464 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:11,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:11,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901473668] [2021-11-05 23:23:11,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:11,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:11,465 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:11,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:11,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:11,466 INFO L87 Difference]: Start difference. First operand 530 states and 579 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:11,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:11,588 INFO L93 Difference]: Finished difference Result 530 states and 579 transitions. [2021-11-05 23:23:11,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:11,589 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 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 70 [2021-11-05 23:23:11,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:11,590 INFO L225 Difference]: With dead ends: 530 [2021-11-05 23:23:11,590 INFO L226 Difference]: Without dead ends: 526 [2021-11-05 23:23:11,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.94ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:11,591 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 250 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.57ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.94ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:11,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [250 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.57ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.94ms Time] [2021-11-05 23:23:11,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2021-11-05 23:23:11,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2021-11-05 23:23:11,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 502 states have (on average 1.1454183266932272) internal successors, (575), 525 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:11,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 575 transitions. [2021-11-05 23:23:11,718 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 575 transitions. Word has length 70 [2021-11-05 23:23:11,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:11,719 INFO L470 AbstractCegarLoop]: Abstraction has 526 states and 575 transitions. [2021-11-05 23:23:11,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:11,719 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 575 transitions. [2021-11-05 23:23:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-05 23:23:11,720 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:11,720 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:11,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-05 23:23:11,721 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:11,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:11,721 INFO L85 PathProgramCache]: Analyzing trace with hash 963538492, now seen corresponding path program 1 times [2021-11-05 23:23:11,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:11,725 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522952087] [2021-11-05 23:23:11,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:11,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:12,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:12,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522952087] [2021-11-05 23:23:12,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522952087] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:12,546 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:12,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-05 23:23:12,546 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794476813] [2021-11-05 23:23:12,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:12,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-05 23:23:12,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:12,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-05 23:23:12,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-05 23:23:12,547 INFO L87 Difference]: Start difference. First operand 526 states and 575 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:13,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:13,140 INFO L93 Difference]: Finished difference Result 1132 states and 1196 transitions. [2021-11-05 23:23:13,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-05 23:23:13,140 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 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 71 [2021-11-05 23:23:13,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:13,143 INFO L225 Difference]: With dead ends: 1132 [2021-11-05 23:23:13,143 INFO L226 Difference]: Without dead ends: 880 [2021-11-05 23:23:13,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 362.24ms TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2021-11-05 23:23:13,148 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1813 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 106.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1813 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.62ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 114.12ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:13,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1813 Valid, 1580 Invalid, 46 Unknown, 0 Unchecked, 2.62ms Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 114.12ms Time] [2021-11-05 23:23:13,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-11-05 23:23:13,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 526. [2021-11-05 23:23:13,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 502 states have (on average 1.1434262948207172) internal successors, (574), 525 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 574 transitions. [2021-11-05 23:23:13,291 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 574 transitions. Word has length 71 [2021-11-05 23:23:13,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:13,291 INFO L470 AbstractCegarLoop]: Abstraction has 526 states and 574 transitions. [2021-11-05 23:23:13,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 574 transitions. [2021-11-05 23:23:13,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-05 23:23:13,292 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:13,293 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:13,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-05 23:23:13,294 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:13,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:13,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1510982663, now seen corresponding path program 1 times [2021-11-05 23:23:13,294 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:13,295 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530062527] [2021-11-05 23:23:13,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:13,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:13,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:13,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:13,437 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530062527] [2021-11-05 23:23:13,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530062527] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:13,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:13,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:13,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105154352] [2021-11-05 23:23:13,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:13,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:13,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:13,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:13,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:13,439 INFO L87 Difference]: Start difference. First operand 526 states and 574 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:13,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:13,571 INFO L93 Difference]: Finished difference Result 526 states and 574 transitions. [2021-11-05 23:23:13,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:13,572 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-05 23:23:13,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:13,574 INFO L225 Difference]: With dead ends: 526 [2021-11-05 23:23:13,574 INFO L226 Difference]: Without dead ends: 522 [2021-11-05 23:23:13,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.57ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:13,574 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 236 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.51ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.22ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:13,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [236 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.51ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.22ms Time] [2021-11-05 23:23:13,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-11-05 23:23:13,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 522. [2021-11-05 23:23:13,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 500 states have (on average 1.14) internal successors, (570), 521 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:13,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 570 transitions. [2021-11-05 23:23:13,681 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 570 transitions. Word has length 72 [2021-11-05 23:23:13,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:13,681 INFO L470 AbstractCegarLoop]: Abstraction has 522 states and 570 transitions. [2021-11-05 23:23:13,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:13,682 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 570 transitions. [2021-11-05 23:23:13,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-05 23:23:13,682 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:13,683 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:13,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-05 23:23:13,683 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:13,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:13,683 INFO L85 PathProgramCache]: Analyzing trace with hash 1974419993, now seen corresponding path program 1 times [2021-11-05 23:23:13,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:13,684 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748772778] [2021-11-05 23:23:13,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:13,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:14,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:14,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:14,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:14,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748772778] [2021-11-05 23:23:14,680 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748772778] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:14,680 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:14,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-05 23:23:14,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757788187] [2021-11-05 23:23:14,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:14,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-05 23:23:14,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:14,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-05 23:23:14,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-05 23:23:14,681 INFO L87 Difference]: Start difference. First operand 522 states and 570 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:15,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:15,413 INFO L93 Difference]: Finished difference Result 728 states and 781 transitions. [2021-11-05 23:23:15,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-05 23:23:15,414 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-05 23:23:15,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:15,416 INFO L225 Difference]: With dead ends: 728 [2021-11-05 23:23:15,416 INFO L226 Difference]: Without dead ends: 580 [2021-11-05 23:23:15,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 648.34ms TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2021-11-05 23:23:15,418 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 636 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 230.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 2673 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.80ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 247.06ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:15,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 2673 Invalid, 106 Unknown, 0 Unchecked, 2.80ms Time], IncrementalHoareTripleChecker [9 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 247.06ms Time] [2021-11-05 23:23:15,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-11-05 23:23:15,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 456. [2021-11-05 23:23:15,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 436 states have (on average 1.114678899082569) internal successors, (486), 455 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 486 transitions. [2021-11-05 23:23:15,528 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 486 transitions. Word has length 72 [2021-11-05 23:23:15,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:15,528 INFO L470 AbstractCegarLoop]: Abstraction has 456 states and 486 transitions. [2021-11-05 23:23:15,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:15,529 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 486 transitions. [2021-11-05 23:23:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-05 23:23:15,529 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:15,530 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:15,530 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-05 23:23:15,530 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:15,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:15,531 INFO L85 PathProgramCache]: Analyzing trace with hash -615257778, now seen corresponding path program 1 times [2021-11-05 23:23:15,531 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:15,531 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365295217] [2021-11-05 23:23:15,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:15,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:16,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:16,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:16,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365295217] [2021-11-05 23:23:16,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365295217] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:16,291 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:16,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-05 23:23:16,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962571829] [2021-11-05 23:23:16,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:16,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-05 23:23:16,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:16,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-05 23:23:16,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-05 23:23:16,293 INFO L87 Difference]: Start difference. First operand 456 states and 486 transitions. Second operand has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:16,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:16,780 INFO L93 Difference]: Finished difference Result 519 states and 548 transitions. [2021-11-05 23:23:16,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-05 23:23:16,781 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-05 23:23:16,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:16,782 INFO L225 Difference]: With dead ends: 519 [2021-11-05 23:23:16,782 INFO L226 Difference]: Without dead ends: 456 [2021-11-05 23:23:16,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 435.45ms TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2021-11-05 23:23:16,783 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 814 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 137.99ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 1809 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.60ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 148.44ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:16,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [814 Valid, 1809 Invalid, 103 Unknown, 0 Unchecked, 1.60ms Time], IncrementalHoareTripleChecker [9 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 148.44ms Time] [2021-11-05 23:23:16,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2021-11-05 23:23:16,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 456. [2021-11-05 23:23:16,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 436 states have (on average 1.110091743119266) internal successors, (484), 455 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:16,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 484 transitions. [2021-11-05 23:23:16,904 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 484 transitions. Word has length 73 [2021-11-05 23:23:16,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:16,904 INFO L470 AbstractCegarLoop]: Abstraction has 456 states and 484 transitions. [2021-11-05 23:23:16,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:16,905 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 484 transitions. [2021-11-05 23:23:16,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-05 23:23:16,906 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:16,906 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] [2021-11-05 23:23:16,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-05 23:23:16,906 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:16,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:16,907 INFO L85 PathProgramCache]: Analyzing trace with hash -406915580, now seen corresponding path program 1 times [2021-11-05 23:23:16,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:16,907 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399758786] [2021-11-05 23:23:16,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:16,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:17,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:17,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:17,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399758786] [2021-11-05 23:23:17,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399758786] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:17,088 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:17,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-05 23:23:17,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053970059] [2021-11-05 23:23:17,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:17,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-05 23:23:17,089 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:17,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-05 23:23:17,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:17,090 INFO L87 Difference]: Start difference. First operand 456 states and 484 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:19,128 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:23:19,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:19,559 INFO L93 Difference]: Finished difference Result 803 states and 852 transitions. [2021-11-05 23:23:19,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-05 23:23:19,559 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-05 23:23:19,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:19,561 INFO L225 Difference]: With dead ends: 803 [2021-11-05 23:23:19,561 INFO L226 Difference]: Without dead ends: 801 [2021-11-05 23:23:19,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 107.10ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-05 23:23:19,562 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 596 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2086.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 596 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.03ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2228.03ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:19,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [596 Valid, 786 Invalid, 26 Unknown, 0 Unchecked, 1.03ms Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 2228.03ms Time] [2021-11-05 23:23:19,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-05 23:23:19,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 454. [2021-11-05 23:23:19,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 435 states have (on average 1.1057471264367815) internal successors, (481), 453 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:19,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 481 transitions. [2021-11-05 23:23:19,669 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 481 transitions. Word has length 73 [2021-11-05 23:23:19,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:19,669 INFO L470 AbstractCegarLoop]: Abstraction has 454 states and 481 transitions. [2021-11-05 23:23:19,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:19,669 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 481 transitions. [2021-11-05 23:23:19,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-05 23:23:19,670 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:19,670 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] [2021-11-05 23:23:19,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-05 23:23:19,670 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:19,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:19,671 INFO L85 PathProgramCache]: Analyzing trace with hash 355532715, now seen corresponding path program 1 times [2021-11-05 23:23:19,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:19,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297754549] [2021-11-05 23:23:19,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:19,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:19,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:19,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:19,808 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297754549] [2021-11-05 23:23:19,808 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297754549] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:19,808 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:19,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:19,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573050450] [2021-11-05 23:23:19,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:19,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:19,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:19,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:19,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:19,809 INFO L87 Difference]: Start difference. First operand 454 states and 481 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:19,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:19,975 INFO L93 Difference]: Finished difference Result 454 states and 481 transitions. [2021-11-05 23:23:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:19,976 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 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 74 [2021-11-05 23:23:19,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:19,977 INFO L225 Difference]: With dead ends: 454 [2021-11-05 23:23:19,977 INFO L226 Difference]: Without dead ends: 450 [2021-11-05 23:23:19,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.54ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:19,977 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 216 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.67ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.10ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:19,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [216 Valid, 400 Invalid, 6 Unknown, 0 Unchecked, 0.67ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.10ms Time] [2021-11-05 23:23:19,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2021-11-05 23:23:20,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2021-11-05 23:23:20,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 433 states have (on average 1.1016166281755195) internal successors, (477), 449 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:20,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 477 transitions. [2021-11-05 23:23:20,081 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 477 transitions. Word has length 74 [2021-11-05 23:23:20,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:20,081 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 477 transitions. [2021-11-05 23:23:20,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:20,081 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 477 transitions. [2021-11-05 23:23:20,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-05 23:23:20,082 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:20,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:20,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-05 23:23:20,083 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:20,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:20,083 INFO L85 PathProgramCache]: Analyzing trace with hash 165008349, now seen corresponding path program 1 times [2021-11-05 23:23:20,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:20,083 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374888966] [2021-11-05 23:23:20,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:20,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:20,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:20,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:20,810 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374888966] [2021-11-05 23:23:20,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374888966] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:20,810 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:20,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-05 23:23:20,810 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921420337] [2021-11-05 23:23:20,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:20,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-05 23:23:20,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:20,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-05 23:23:20,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-05 23:23:20,811 INFO L87 Difference]: Start difference. First operand 450 states and 477 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:21,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:21,078 INFO L93 Difference]: Finished difference Result 630 states and 661 transitions. [2021-11-05 23:23:21,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-05 23:23:21,079 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2021-11-05 23:23:21,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:21,080 INFO L225 Difference]: With dead ends: 630 [2021-11-05 23:23:21,080 INFO L226 Difference]: Without dead ends: 375 [2021-11-05 23:23:21,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 174.03ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-05 23:23:21,081 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 12 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 95.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.91ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 103.02ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:21,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1110 Invalid, 44 Unknown, 0 Unchecked, 0.91ms Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 103.02ms Time] [2021-11-05 23:23:21,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-11-05 23:23:21,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2021-11-05 23:23:21,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 358 states have (on average 1.1089385474860336) internal successors, (397), 374 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:21,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 397 transitions. [2021-11-05 23:23:21,183 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 397 transitions. Word has length 75 [2021-11-05 23:23:21,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:21,183 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 397 transitions. [2021-11-05 23:23:21,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:21,183 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 397 transitions. [2021-11-05 23:23:21,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-05 23:23:21,184 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:21,184 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] [2021-11-05 23:23:21,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-05 23:23:21,185 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:21,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:21,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1930304593, now seen corresponding path program 1 times [2021-11-05 23:23:21,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:21,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973457781] [2021-11-05 23:23:21,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:21,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:21,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:21,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:21,347 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973457781] [2021-11-05 23:23:21,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973457781] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:21,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:21,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:21,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226618584] [2021-11-05 23:23:21,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:21,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:21,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:21,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:21,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:21,349 INFO L87 Difference]: Start difference. First operand 375 states and 397 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:21,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:21,497 INFO L93 Difference]: Finished difference Result 375 states and 397 transitions. [2021-11-05 23:23:21,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:21,497 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 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 76 [2021-11-05 23:23:21,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:21,499 INFO L225 Difference]: With dead ends: 375 [2021-11-05 23:23:21,499 INFO L226 Difference]: Without dead ends: 371 [2021-11-05 23:23:21,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 44.05ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:21,500 INFO L933 BasicCegarLoop]: 222 mSDtfsCounter, 201 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.59ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.12ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:21,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [201 Valid, 398 Invalid, 6 Unknown, 0 Unchecked, 0.59ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 12.12ms Time] [2021-11-05 23:23:21,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2021-11-05 23:23:21,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2021-11-05 23:23:21,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 356 states have (on average 1.103932584269663) internal successors, (393), 370 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:21,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 393 transitions. [2021-11-05 23:23:21,591 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 393 transitions. Word has length 76 [2021-11-05 23:23:21,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:21,591 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 393 transitions. [2021-11-05 23:23:21,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:21,592 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 393 transitions. [2021-11-05 23:23:21,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-05 23:23:21,592 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:21,592 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:21,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-05 23:23:21,593 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:21,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:21,593 INFO L85 PathProgramCache]: Analyzing trace with hash 403298323, now seen corresponding path program 1 times [2021-11-05 23:23:21,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:21,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146065432] [2021-11-05 23:23:21,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:21,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:21,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:21,780 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146065432] [2021-11-05 23:23:21,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146065432] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:21,780 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:21,780 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:21,780 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491371081] [2021-11-05 23:23:21,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:21,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:21,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:21,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:21,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:21,783 INFO L87 Difference]: Start difference. First operand 371 states and 393 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:21,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:21,913 INFO L93 Difference]: Finished difference Result 371 states and 393 transitions. [2021-11-05 23:23:21,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:21,913 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2021-11-05 23:23:21,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:21,914 INFO L225 Difference]: With dead ends: 371 [2021-11-05 23:23:21,914 INFO L226 Difference]: Without dead ends: 367 [2021-11-05 23:23:21,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.89ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:21,915 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 187 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.84ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.55ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.49ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:21,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [187 Valid, 398 Invalid, 6 Unknown, 0 Unchecked, 0.55ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.49ms Time] [2021-11-05 23:23:21,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-11-05 23:23:22,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 367. [2021-11-05 23:23:22,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 354 states have (on average 1.0988700564971752) internal successors, (389), 366 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 389 transitions. [2021-11-05 23:23:22,021 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 389 transitions. Word has length 78 [2021-11-05 23:23:22,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:22,022 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 389 transitions. [2021-11-05 23:23:22,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:22,022 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 389 transitions. [2021-11-05 23:23:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-05 23:23:22,023 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:22,023 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] [2021-11-05 23:23:22,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-05 23:23:22,023 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:22,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:22,023 INFO L85 PathProgramCache]: Analyzing trace with hash 2133027021, now seen corresponding path program 1 times [2021-11-05 23:23:22,024 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:22,024 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041753292] [2021-11-05 23:23:22,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:22,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:22,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:22,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:22,811 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041753292] [2021-11-05 23:23:22,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041753292] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:22,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:22,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-05 23:23:22,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113627350] [2021-11-05 23:23:22,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:22,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-05 23:23:22,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:22,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-05 23:23:22,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-11-05 23:23:22,812 INFO L87 Difference]: Start difference. First operand 367 states and 389 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:24,840 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-05 23:23:25,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:25,591 INFO L93 Difference]: Finished difference Result 604 states and 629 transitions. [2021-11-05 23:23:25,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-05 23:23:25,592 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 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 79 [2021-11-05 23:23:25,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:25,593 INFO L225 Difference]: With dead ends: 604 [2021-11-05 23:23:25,593 INFO L226 Difference]: Without dead ends: 432 [2021-11-05 23:23:25,594 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 514.90ms TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2021-11-05 23:23:25,594 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1527 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2186.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.67ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2316.85ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:25,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 474 Invalid, 72 Unknown, 0 Unchecked, 1.67ms Time], IncrementalHoareTripleChecker [2 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 2316.85ms Time] [2021-11-05 23:23:25,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2021-11-05 23:23:25,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 367. [2021-11-05 23:23:25,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 354 states have (on average 1.0903954802259888) internal successors, (386), 366 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:25,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 386 transitions. [2021-11-05 23:23:25,706 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 386 transitions. Word has length 79 [2021-11-05 23:23:25,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:25,706 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 386 transitions. [2021-11-05 23:23:25,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:25,707 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 386 transitions. [2021-11-05 23:23:25,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-05 23:23:25,707 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:25,708 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] [2021-11-05 23:23:25,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-05 23:23:25,708 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:25,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:25,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1022772439, now seen corresponding path program 1 times [2021-11-05 23:23:25,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:25,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284759118] [2021-11-05 23:23:25,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:25,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:25,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:25,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:25,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284759118] [2021-11-05 23:23:25,845 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1284759118] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:25,845 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:25,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:25,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765578372] [2021-11-05 23:23:25,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:25,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:25,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:25,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:25,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:25,847 INFO L87 Difference]: Start difference. First operand 367 states and 386 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:25,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:25,994 INFO L93 Difference]: Finished difference Result 367 states and 386 transitions. [2021-11-05 23:23:25,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:25,996 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 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 80 [2021-11-05 23:23:25,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:25,997 INFO L225 Difference]: With dead ends: 367 [2021-11-05 23:23:25,997 INFO L226 Difference]: Without dead ends: 363 [2021-11-05 23:23:25,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.33ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:25,998 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 171 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.54ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.68ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:25,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [171 Valid, 394 Invalid, 6 Unknown, 0 Unchecked, 0.54ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.68ms Time] [2021-11-05 23:23:25,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2021-11-05 23:23:26,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 363. [2021-11-05 23:23:26,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 352 states have (on average 1.0852272727272727) internal successors, (382), 362 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:26,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 382 transitions. [2021-11-05 23:23:26,102 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 382 transitions. Word has length 80 [2021-11-05 23:23:26,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:26,102 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 382 transitions. [2021-11-05 23:23:26,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:26,102 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 382 transitions. [2021-11-05 23:23:26,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-05 23:23:26,103 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:26,103 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:26,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-05 23:23:26,103 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:26,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:26,104 INFO L85 PathProgramCache]: Analyzing trace with hash 653198120, now seen corresponding path program 1 times [2021-11-05 23:23:26,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:26,104 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913259880] [2021-11-05 23:23:26,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:26,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:26,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:26,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:26,518 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [913259880] [2021-11-05 23:23:26,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [913259880] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:26,518 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:26,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-05 23:23:26,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55823752] [2021-11-05 23:23:26,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:26,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-05 23:23:26,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:26,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-05 23:23:26,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-05 23:23:26,520 INFO L87 Difference]: Start difference. First operand 363 states and 382 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:26,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:26,970 INFO L93 Difference]: Finished difference Result 659 states and 673 transitions. [2021-11-05 23:23:26,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-05 23:23:26,971 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-11-05 23:23:26,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:26,973 INFO L225 Difference]: With dead ends: 659 [2021-11-05 23:23:26,973 INFO L226 Difference]: Without dead ends: 491 [2021-11-05 23:23:26,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 300.08ms TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2021-11-05 23:23:26,973 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1389 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 119.23ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.59ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 129.21ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:26,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1389 Valid, 854 Invalid, 52 Unknown, 0 Unchecked, 1.59ms Time], IncrementalHoareTripleChecker [6 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 129.21ms Time] [2021-11-05 23:23:26,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2021-11-05 23:23:27,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 279. [2021-11-05 23:23:27,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 270 states have (on average 1.0703703703703704) internal successors, (289), 278 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 289 transitions. [2021-11-05 23:23:27,062 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 289 transitions. Word has length 81 [2021-11-05 23:23:27,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:27,063 INFO L470 AbstractCegarLoop]: Abstraction has 279 states and 289 transitions. [2021-11-05 23:23:27,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 289 transitions. [2021-11-05 23:23:27,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-05 23:23:27,064 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:27,064 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] [2021-11-05 23:23:27,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-11-05 23:23:27,064 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:27,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:27,064 INFO L85 PathProgramCache]: Analyzing trace with hash -663055877, now seen corresponding path program 1 times [2021-11-05 23:23:27,065 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:27,065 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606423448] [2021-11-05 23:23:27,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:27,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:27,207 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:27,208 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606423448] [2021-11-05 23:23:27,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606423448] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:27,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:27,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:27,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608145144] [2021-11-05 23:23:27,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:27,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:27,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:27,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:27,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:27,210 INFO L87 Difference]: Start difference. First operand 279 states and 289 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:27,328 INFO L93 Difference]: Finished difference Result 279 states and 289 transitions. [2021-11-05 23:23:27,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:27,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 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 82 [2021-11-05 23:23:27,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:27,330 INFO L225 Difference]: With dead ends: 279 [2021-11-05 23:23:27,330 INFO L226 Difference]: Without dead ends: 275 [2021-11-05 23:23:27,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.79ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:27,331 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 151 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.51ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.52ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:27,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 382 Invalid, 6 Unknown, 0 Unchecked, 0.51ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.52ms Time] [2021-11-05 23:23:27,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-11-05 23:23:27,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 275. [2021-11-05 23:23:27,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 268 states have (on average 1.0634328358208955) internal successors, (285), 274 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 285 transitions. [2021-11-05 23:23:27,409 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 285 transitions. Word has length 82 [2021-11-05 23:23:27,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:27,409 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 285 transitions. [2021-11-05 23:23:27,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,410 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 285 transitions. [2021-11-05 23:23:27,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-05 23:23:27,410 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:27,410 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:27,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-11-05 23:23:27,411 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:27,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:27,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1541396609, now seen corresponding path program 1 times [2021-11-05 23:23:27,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:27,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972338306] [2021-11-05 23:23:27,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:27,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:27,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:27,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:27,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:27,537 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972338306] [2021-11-05 23:23:27,537 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972338306] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:27,537 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:27,537 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:27,537 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430146049] [2021-11-05 23:23:27,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:27,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:27,539 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:27,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:27,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:27,540 INFO L87 Difference]: Start difference. First operand 275 states and 285 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:27,664 INFO L93 Difference]: Finished difference Result 275 states and 285 transitions. [2021-11-05 23:23:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:27,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-11-05 23:23:27,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:27,666 INFO L225 Difference]: With dead ends: 275 [2021-11-05 23:23:27,666 INFO L226 Difference]: Without dead ends: 271 [2021-11-05 23:23:27,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.14ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:27,670 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 137 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.08ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.48ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.74ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:27,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 382 Invalid, 6 Unknown, 0 Unchecked, 0.48ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.74ms Time] [2021-11-05 23:23:27,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2021-11-05 23:23:27,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2021-11-05 23:23:27,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 266 states have (on average 1.056390977443609) internal successors, (281), 270 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 281 transitions. [2021-11-05 23:23:27,801 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 281 transitions. Word has length 84 [2021-11-05 23:23:27,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:27,801 INFO L470 AbstractCegarLoop]: Abstraction has 271 states and 281 transitions. [2021-11-05 23:23:27,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 281 transitions. [2021-11-05 23:23:27,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-05 23:23:27,802 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:27,802 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:27,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-11-05 23:23:27,803 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:27,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:27,803 INFO L85 PathProgramCache]: Analyzing trace with hash 481717603, now seen corresponding path program 1 times [2021-11-05 23:23:27,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:27,804 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964270886] [2021-11-05 23:23:27,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:27,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:27,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:27,953 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:27,953 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964270886] [2021-11-05 23:23:27,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964270886] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:27,953 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:27,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:27,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664720072] [2021-11-05 23:23:27,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:27,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:27,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:27,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:27,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:27,954 INFO L87 Difference]: Start difference. First operand 271 states and 281 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:28,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:28,118 INFO L93 Difference]: Finished difference Result 271 states and 281 transitions. [2021-11-05 23:23:28,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:28,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-11-05 23:23:28,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:28,120 INFO L225 Difference]: With dead ends: 271 [2021-11-05 23:23:28,120 INFO L226 Difference]: Without dead ends: 267 [2021-11-05 23:23:28,120 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 39.57ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:28,120 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 123 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.60ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.80ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:28,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 372 Invalid, 16 Unknown, 0 Unchecked, 0.60ms Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 38.80ms Time] [2021-11-05 23:23:28,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2021-11-05 23:23:28,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2021-11-05 23:23:28,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 264 states have (on average 1.0492424242424243) internal successors, (277), 266 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:28,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 277 transitions. [2021-11-05 23:23:28,198 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 277 transitions. Word has length 86 [2021-11-05 23:23:28,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:28,198 INFO L470 AbstractCegarLoop]: Abstraction has 267 states and 277 transitions. [2021-11-05 23:23:28,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:28,199 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 277 transitions. [2021-11-05 23:23:28,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-05 23:23:28,199 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:28,200 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-05 23:23:28,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-11-05 23:23:28,200 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:28,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:28,200 INFO L85 PathProgramCache]: Analyzing trace with hash -206973488, now seen corresponding path program 1 times [2021-11-05 23:23:28,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:28,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679219860] [2021-11-05 23:23:28,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:28,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:28,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:28,479 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:28,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679219860] [2021-11-05 23:23:28,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679219860] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:28,479 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:28,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-05 23:23:28,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650358766] [2021-11-05 23:23:28,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:28,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-05 23:23:28,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:28,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-05 23:23:28,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:28,480 INFO L87 Difference]: Start difference. First operand 267 states and 277 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:28,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:28,724 INFO L93 Difference]: Finished difference Result 461 states and 468 transitions. [2021-11-05 23:23:28,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-05 23:23:28,724 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2021-11-05 23:23:28,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:28,725 INFO L225 Difference]: With dead ends: 461 [2021-11-05 23:23:28,726 INFO L226 Difference]: Without dead ends: 375 [2021-11-05 23:23:28,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 125.26ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:23:28,726 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 252 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.74ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.97ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.64ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:28,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 943 Invalid, 10 Unknown, 0 Unchecked, 0.97ms Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 26.64ms Time] [2021-11-05 23:23:28,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-11-05 23:23:28,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 267. [2021-11-05 23:23:28,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 264 states have (on average 1.0416666666666667) internal successors, (275), 266 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 275 transitions. [2021-11-05 23:23:28,809 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 275 transitions. Word has length 87 [2021-11-05 23:23:28,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:28,809 INFO L470 AbstractCegarLoop]: Abstraction has 267 states and 275 transitions. [2021-11-05 23:23:28,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 275 transitions. [2021-11-05 23:23:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-05 23:23:28,810 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:28,810 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] [2021-11-05 23:23:28,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-11-05 23:23:28,810 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:28,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:28,811 INFO L85 PathProgramCache]: Analyzing trace with hash -925709401, now seen corresponding path program 1 times [2021-11-05 23:23:28,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:28,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703776117] [2021-11-05 23:23:28,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:28,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:28,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:28,945 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:28,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703776117] [2021-11-05 23:23:28,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703776117] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:28,945 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:28,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-05 23:23:28,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223555984] [2021-11-05 23:23:28,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:28,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-05 23:23:28,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:28,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-05 23:23:28,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-05 23:23:28,947 INFO L87 Difference]: Start difference. First operand 267 states and 275 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:29,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:29,084 INFO L93 Difference]: Finished difference Result 267 states and 275 transitions. [2021-11-05 23:23:29,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-05 23:23:29,085 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 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 88 [2021-11-05 23:23:29,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:29,085 INFO L225 Difference]: With dead ends: 267 [2021-11-05 23:23:29,086 INFO L226 Difference]: Without dead ends: 93 [2021-11-05 23:23:29,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.13ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-05 23:23:29,087 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 108 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.53ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.30ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:29,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 382 Invalid, 4 Unknown, 0 Unchecked, 0.53ms Time], IncrementalHoareTripleChecker [2 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 6.30ms Time] [2021-11-05 23:23:29,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-11-05 23:23:29,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2021-11-05 23:23:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.0326086956521738) internal successors, (95), 92 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 95 transitions. [2021-11-05 23:23:29,110 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 95 transitions. Word has length 88 [2021-11-05 23:23:29,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:29,110 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 95 transitions. [2021-11-05 23:23:29,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 95 transitions. [2021-11-05 23:23:29,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-05 23:23:29,110 INFO L506 BasicCegarLoop]: Found error trace [2021-11-05 23:23:29,110 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] [2021-11-05 23:23:29,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-11-05 23:23:29,111 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-05 23:23:29,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-05 23:23:29,111 INFO L85 PathProgramCache]: Analyzing trace with hash 31146507, now seen corresponding path program 1 times [2021-11-05 23:23:29,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-05 23:23:29,111 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556995761] [2021-11-05 23:23:29,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-05 23:23:29,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-05 23:23:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-05 23:23:30,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-05 23:23:30,224 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-05 23:23:30,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556995761] [2021-11-05 23:23:30,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556995761] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-05 23:23:30,224 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-05 23:23:30,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-05 23:23:30,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457596898] [2021-11-05 23:23:30,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-05 23:23:30,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-05 23:23:30,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-05 23:23:30,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-05 23:23:30,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-05 23:23:30,225 INFO L87 Difference]: Start difference. First operand 93 states and 95 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 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) [2021-11-05 23:23:30,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-05 23:23:30,433 INFO L93 Difference]: Finished difference Result 93 states and 95 transitions. [2021-11-05 23:23:30,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-05 23:23:30,433 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 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 [2021-11-05 23:23:30,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-05 23:23:30,434 INFO L225 Difference]: With dead ends: 93 [2021-11-05 23:23:30,434 INFO L226 Difference]: Without dead ends: 0 [2021-11-05 23:23:30,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 235.34ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-05 23:23:30,434 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 32 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.36ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.00ms IncrementalHoareTripleChecker+Time [2021-11-05 23:23:30,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 270 Invalid, 19 Unknown, 0 Unchecked, 0.36ms Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 46.00ms Time] [2021-11-05 23:23:30,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-05 23:23:30,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-05 23:23:30,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-05 23:23:30,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-05 23:23:30,435 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2021-11-05 23:23:30,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-05 23:23:30,435 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-05 23:23:30,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 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) [2021-11-05 23:23:30,436 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-05 23:23:30,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-05 23:23:30,438 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (51 of 52 remaining) [2021-11-05 23:23:30,438 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (50 of 52 remaining) [2021-11-05 23:23:30,438 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (49 of 52 remaining) [2021-11-05 23:23:30,438 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (48 of 52 remaining) [2021-11-05 23:23:30,438 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (47 of 52 remaining) [2021-11-05 23:23:30,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (46 of 52 remaining) [2021-11-05 23:23:30,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (45 of 52 remaining) [2021-11-05 23:23:30,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (44 of 52 remaining) [2021-11-05 23:23:30,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (43 of 52 remaining) [2021-11-05 23:23:30,440 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (42 of 52 remaining) [2021-11-05 23:23:30,440 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (41 of 52 remaining) [2021-11-05 23:23:30,440 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (40 of 52 remaining) [2021-11-05 23:23:30,440 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (39 of 52 remaining) [2021-11-05 23:23:30,441 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (38 of 52 remaining) [2021-11-05 23:23:30,441 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (37 of 52 remaining) [2021-11-05 23:23:30,441 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (36 of 52 remaining) [2021-11-05 23:23:30,441 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (35 of 52 remaining) [2021-11-05 23:23:30,441 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (34 of 52 remaining) [2021-11-05 23:23:30,441 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (33 of 52 remaining) [2021-11-05 23:23:30,441 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (32 of 52 remaining) [2021-11-05 23:23:30,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (31 of 52 remaining) [2021-11-05 23:23:30,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (30 of 52 remaining) [2021-11-05 23:23:30,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (29 of 52 remaining) [2021-11-05 23:23:30,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (28 of 52 remaining) [2021-11-05 23:23:30,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (27 of 52 remaining) [2021-11-05 23:23:30,442 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (26 of 52 remaining) [2021-11-05 23:23:30,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (25 of 52 remaining) [2021-11-05 23:23:30,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (24 of 52 remaining) [2021-11-05 23:23:30,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (23 of 52 remaining) [2021-11-05 23:23:30,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (22 of 52 remaining) [2021-11-05 23:23:30,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (21 of 52 remaining) [2021-11-05 23:23:30,443 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (20 of 52 remaining) [2021-11-05 23:23:30,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (19 of 52 remaining) [2021-11-05 23:23:30,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (18 of 52 remaining) [2021-11-05 23:23:30,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (17 of 52 remaining) [2021-11-05 23:23:30,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (16 of 52 remaining) [2021-11-05 23:23:30,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (15 of 52 remaining) [2021-11-05 23:23:30,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (14 of 52 remaining) [2021-11-05 23:23:30,444 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION (13 of 52 remaining) [2021-11-05 23:23:30,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION (12 of 52 remaining) [2021-11-05 23:23:30,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION (11 of 52 remaining) [2021-11-05 23:23:30,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION (10 of 52 remaining) [2021-11-05 23:23:30,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION (9 of 52 remaining) [2021-11-05 23:23:30,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION (8 of 52 remaining) [2021-11-05 23:23:30,445 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION (7 of 52 remaining) [2021-11-05 23:23:30,446 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (6 of 52 remaining) [2021-11-05 23:23:30,447 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION (5 of 52 remaining) [2021-11-05 23:23:30,447 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION (4 of 52 remaining) [2021-11-05 23:23:30,448 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION (3 of 52 remaining) [2021-11-05 23:23:30,448 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION (2 of 52 remaining) [2021-11-05 23:23:30,448 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION (1 of 52 remaining) [2021-11-05 23:23:30,448 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION (0 of 52 remaining) [2021-11-05 23:23:30,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-11-05 23:23:30,452 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. Killed by 15