./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 fcb8e130 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--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-dev-fcb8e13 [2021-11-23 04:33:48,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 04:33:48,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 04:33:48,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 04:33:48,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 04:33:48,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 04:33:48,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 04:33:48,706 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 04:33:48,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 04:33:48,707 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 04:33:48,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 04:33:48,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 04:33:48,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 04:33:48,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 04:33:48,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 04:33:48,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 04:33:48,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 04:33:48,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 04:33:48,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 04:33:48,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 04:33:48,736 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 04:33:48,738 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 04:33:48,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 04:33:48,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 04:33:48,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 04:33:48,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 04:33:48,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 04:33:48,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 04:33:48,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 04:33:48,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 04:33:48,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 04:33:48,744 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 04:33:48,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 04:33:48,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 04:33:48,746 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 04:33:48,746 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 04:33:48,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 04:33:48,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 04:33:48,747 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 04:33:48,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 04:33:48,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 04:33:48,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 04:33:48,778 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 04:33:48,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 04:33:48,782 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 04:33:48,782 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 04:33:48,783 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 04:33:48,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 04:33:48,783 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 04:33:48,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 04:33:48,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 04:33:48,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 04:33:48,784 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 04:33:48,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 04:33:48,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 04:33:48,785 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 04:33:48,785 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 04:33:48,785 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 04:33:48,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 04:33:48,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 04:33:48,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 04:33:48,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 04:33:48,786 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 04:33:48,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 04:33:48,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 04:33:48,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 04:33:48,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 04:33:48,787 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 04:33:48,787 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 04:33:48,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 04:33:48,787 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 04:33:48,787 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c7509b891e0ddc87dd83939d0ee5cb835b3606a1a2de3064d905837c808c7b [2021-11-23 04:33:48,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 04:33:48,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 04:33:48,981 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 04:33:48,982 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 04:33:48,983 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 04:33:48,984 INFO L432 ainManager$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 [2021-11-23 04:33:49,046 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/607e6d6ce/53e2c023fec74187ab9395127eeae10f/FLAG3ab3b240f [2021-11-23 04:33:49,666 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 04:33:49,668 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 [2021-11-23 04:33:49,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/607e6d6ce/53e2c023fec74187ab9395127eeae10f/FLAG3ab3b240f [2021-11-23 04:33:50,080 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/607e6d6ce/53e2c023fec74187ab9395127eeae10f [2021-11-23 04:33:50,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 04:33:50,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 04:33:50,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 04:33:50,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 04:33:50,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 04:33:50,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:33:50" (1/1) ... [2021-11-23 04:33:50,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70114fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:50, skipping insertion in model container [2021-11-23 04:33:50,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:33:50" (1/1) ... [2021-11-23 04:33:50,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 04:33:50,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 04:33:51,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,955 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,957 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,958 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,961 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,963 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,979 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,980 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,981 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,982 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,983 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,984 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,985 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,986 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,987 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,990 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,991 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,993 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,994 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,994 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,995 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:51,996 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 04:33:52,041 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 04:33:52,244 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,246 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,247 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,248 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,249 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,253 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,253 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,253 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,253 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,254 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,255 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,256 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,256 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,258 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,262 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,263 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,264 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,265 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,266 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,267 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,271 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,272 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,273 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,275 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,277 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,277 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,277 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,279 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,280 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,280 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,287 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,288 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,289 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,290 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,292 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the 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] [2021-11-23 04:33:52,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 04:33:52,410 INFO L208 MainTranslator]: Completed translation [2021-11-23 04:33:52,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52 WrapperNode [2021-11-23 04:33:52,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 04:33:52,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 04:33:52,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 04:33:52,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 04:33:52,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,584 INFO L137 Inliner]: procedures = 519, calls = 1770, calls flagged for inlining = 703, calls inlined = 161, statements flattened = 1291 [2021-11-23 04:33:52,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 04:33:52,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 04:33:52,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 04:33:52,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 04:33:52,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,599 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 04:33:52,643 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 04:33:52,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 04:33:52,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 04:33:52,644 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (1/1) ... [2021-11-23 04:33:52,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 04:33:52,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 04:33:52,700 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 04:33:52,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 04:33:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 04:33:52,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 04:33:52,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 04:33:52,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 04:33:52,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 04:33:52,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 04:33:52,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 04:33:53,024 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 04:33:53,026 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 04:33:53,773 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint L6697: #t~ret756#1 := main_#res#1;assume { :end_inline_main } true; [2021-11-23 04:33:53,773 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_3_returnLabel#1: assume { :end_inline_ldv_entry_EMGentry_3 } true;main_#res#1 := 0; [2021-11-23 04:33:53,773 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-23 04:33:53,773 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 04:33:53,780 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 04:33:53,780 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 04:33:53,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:33:53 BoogieIcfgContainer [2021-11-23 04:33:53,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 04:33:53,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 04:33:53,783 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 04:33:53,785 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 04:33:53,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:33:50" (1/3) ... [2021-11-23 04:33:53,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb79b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:33:53, skipping insertion in model container [2021-11-23 04:33:53,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:33:52" (2/3) ... [2021-11-23 04:33:53,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bb79b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:33:53, skipping insertion in model container [2021-11-23 04:33:53,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:33:53" (3/3) ... [2021-11-23 04:33:53,787 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i [2021-11-23 04:33:53,790 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 04:33:53,790 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 52 error locations. [2021-11-23 04:33:53,838 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 04:33:53,846 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 04:33:53,846 INFO L340 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2021-11-23 04:33:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand has 361 states, 309 states have (on average 1.4271844660194175) internal successors, (441), 360 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:53,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 04:33:53,883 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:53,884 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:33:53,884 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)] === [2021-11-23 04:33:53,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:53,891 INFO L85 PathProgramCache]: Analyzing trace with hash -1601882959, now seen corresponding path program 1 times [2021-11-23 04:33:53,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:53,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405201483] [2021-11-23 04:33:53,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:53,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:54,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:54,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:54,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405201483] [2021-11-23 04:33:54,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405201483] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:54,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:54,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:54,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202099307] [2021-11-23 04:33:54,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:54,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:54,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:54,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:54,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:54,291 INFO L87 Difference]: Start difference. First operand has 361 states, 309 states have (on average 1.4271844660194175) internal successors, (441), 360 states have internal predecessors, (441), 0 states have call successors, (0), 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 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:54,444 INFO L93 Difference]: Finished difference Result 1306 states and 1589 transitions. [2021-11-23 04:33:54,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:33:54,446 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 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 15 [2021-11-23 04:33:54,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:54,464 INFO L225 Difference]: With dead ends: 1306 [2021-11-23 04:33:54,465 INFO L226 Difference]: Without dead ends: 921 [2021-11-23 04:33:54,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:54,477 INFO L933 BasicCegarLoop]: 1019 mSDtfsCounter, 731 mSDsluCounter, 729 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 731 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:54,480 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [731 Valid, 1748 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:54,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 921 states. [2021-11-23 04:33:54,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 921 to 339. [2021-11-23 04:33:54,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 288 states have (on average 1.2256944444444444) internal successors, (353), 338 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 353 transitions. [2021-11-23 04:33:54,550 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 353 transitions. Word has length 15 [2021-11-23 04:33:54,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:54,551 INFO L470 AbstractCegarLoop]: Abstraction has 339 states and 353 transitions. [2021-11-23 04:33:54,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 353 transitions. [2021-11-23 04:33:54,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 04:33:54,555 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:54,555 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:33:54,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 04:33:54,555 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)] === [2021-11-23 04:33:54,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:54,557 INFO L85 PathProgramCache]: Analyzing trace with hash 717958436, now seen corresponding path program 1 times [2021-11-23 04:33:54,557 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:54,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336618640] [2021-11-23 04:33:54,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:54,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:54,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:54,684 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:54,684 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336618640] [2021-11-23 04:33:54,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336618640] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:54,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:54,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:54,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446634751] [2021-11-23 04:33:54,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:54,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:54,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:54,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:54,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:54,686 INFO L87 Difference]: Start difference. First operand 339 states and 353 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:54,737 INFO L93 Difference]: Finished difference Result 648 states and 673 transitions. [2021-11-23 04:33:54,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:33:54,737 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 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 21 [2021-11-23 04:33:54,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:54,739 INFO L225 Difference]: With dead ends: 648 [2021-11-23 04:33:54,739 INFO L226 Difference]: Without dead ends: 646 [2021-11-23 04:33:54,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:54,741 INFO L933 BasicCegarLoop]: 657 mSDtfsCounter, 655 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:54,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [655 Valid, 999 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:54,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2021-11-23 04:33:54,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 337. [2021-11-23 04:33:54,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 287 states have (on average 1.2229965156794425) internal successors, (351), 336 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 351 transitions. [2021-11-23 04:33:54,753 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 351 transitions. Word has length 21 [2021-11-23 04:33:54,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:54,754 INFO L470 AbstractCegarLoop]: Abstraction has 337 states and 351 transitions. [2021-11-23 04:33:54,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,754 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 351 transitions. [2021-11-23 04:33:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 04:33:54,755 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:54,755 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] [2021-11-23 04:33:54,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 04:33:54,755 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)] === [2021-11-23 04:33:54,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:54,756 INFO L85 PathProgramCache]: Analyzing trace with hash -1167439930, now seen corresponding path program 1 times [2021-11-23 04:33:54,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:54,756 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743774497] [2021-11-23 04:33:54,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:54,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:54,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:54,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743774497] [2021-11-23 04:33:54,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743774497] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:54,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:54,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:54,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368401374] [2021-11-23 04:33:54,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:54,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:54,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:54,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:54,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:54,851 INFO L87 Difference]: Start difference. First operand 337 states and 351 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:54,884 INFO L93 Difference]: Finished difference Result 626 states and 649 transitions. [2021-11-23 04:33:54,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:33:54,885 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 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 35 [2021-11-23 04:33:54,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:54,886 INFO L225 Difference]: With dead ends: 626 [2021-11-23 04:33:54,887 INFO L226 Difference]: Without dead ends: 624 [2021-11-23 04:33:54,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:54,888 INFO L933 BasicCegarLoop]: 641 mSDtfsCounter, 615 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 1169 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:54,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [615 Valid, 1169 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:54,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 624 states. [2021-11-23 04:33:54,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 624 to 335. [2021-11-23 04:33:54,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 335 states, 286 states have (on average 1.2202797202797202) internal successors, (349), 334 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 349 transitions. [2021-11-23 04:33:54,900 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 349 transitions. Word has length 35 [2021-11-23 04:33:54,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:54,900 INFO L470 AbstractCegarLoop]: Abstraction has 335 states and 349 transitions. [2021-11-23 04:33:54,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:54,900 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 349 transitions. [2021-11-23 04:33:54,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 04:33:54,901 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:54,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:33:54,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 04:33:54,902 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)] === [2021-11-23 04:33:54,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:54,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1482907024, now seen corresponding path program 1 times [2021-11-23 04:33:54,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:54,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530315224] [2021-11-23 04:33:54,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:54,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:55,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:55,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:55,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530315224] [2021-11-23 04:33:55,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530315224] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:55,001 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:55,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:55,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571227749] [2021-11-23 04:33:55,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:55,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:55,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:55,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:55,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:55,002 INFO L87 Difference]: Start difference. First operand 335 states and 349 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:55,037 INFO L93 Difference]: Finished difference Result 613 states and 635 transitions. [2021-11-23 04:33:55,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:33:55,038 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-11-23 04:33:55,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:55,040 INFO L225 Difference]: With dead ends: 613 [2021-11-23 04:33:55,040 INFO L226 Difference]: Without dead ends: 611 [2021-11-23 04:33:55,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:55,041 INFO L933 BasicCegarLoop]: 620 mSDtfsCounter, 596 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 596 SdHoareTripleChecker+Valid, 958 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:55,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [596 Valid, 958 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:55,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2021-11-23 04:33:55,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 333. [2021-11-23 04:33:55,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 285 states have (on average 1.2175438596491228) internal successors, (347), 332 states have internal predecessors, (347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 347 transitions. [2021-11-23 04:33:55,054 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 347 transitions. Word has length 42 [2021-11-23 04:33:55,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:55,054 INFO L470 AbstractCegarLoop]: Abstraction has 333 states and 347 transitions. [2021-11-23 04:33:55,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,054 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 347 transitions. [2021-11-23 04:33:55,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 04:33:55,055 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:55,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:33:55,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 04:33:55,056 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)] === [2021-11-23 04:33:55,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:55,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1105116782, now seen corresponding path program 1 times [2021-11-23 04:33:55,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:55,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538275714] [2021-11-23 04:33:55,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:55,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:55,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:55,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538275714] [2021-11-23 04:33:55,137 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538275714] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:55,137 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:55,137 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:55,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054584615] [2021-11-23 04:33:55,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:55,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:55,138 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:55,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:55,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:55,138 INFO L87 Difference]: Start difference. First operand 333 states and 347 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) [2021-11-23 04:33:55,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:55,163 INFO L93 Difference]: Finished difference Result 333 states and 347 transitions. [2021-11-23 04:33:55,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:33:55,163 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 [2021-11-23 04:33:55,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:55,166 INFO L225 Difference]: With dead ends: 333 [2021-11-23 04:33:55,166 INFO L226 Difference]: Without dead ends: 329 [2021-11-23 04:33:55,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:55,168 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 499 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:55,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 482 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:55,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-11-23 04:33:55,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-11-23 04:33:55,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 283 states have (on average 1.2120141342756183) internal successors, (343), 328 states have internal predecessors, (343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 343 transitions. [2021-11-23 04:33:55,182 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 343 transitions. Word has length 45 [2021-11-23 04:33:55,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:55,183 INFO L470 AbstractCegarLoop]: Abstraction has 329 states and 343 transitions. [2021-11-23 04:33:55,183 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) [2021-11-23 04:33:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 343 transitions. [2021-11-23 04:33:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 04:33:55,186 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:55,186 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:33:55,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 04:33:55,186 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:33:55,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:55,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1085332994, now seen corresponding path program 1 times [2021-11-23 04:33:55,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:55,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738414132] [2021-11-23 04:33:55,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:55,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:55,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:55,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:55,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738414132] [2021-11-23 04:33:55,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738414132] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:55,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:55,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-23 04:33:55,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516334571] [2021-11-23 04:33:55,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:55,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-23 04:33:55,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:55,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-23 04:33:55,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-23 04:33:55,350 INFO L87 Difference]: Start difference. First operand 329 states and 343 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 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) [2021-11-23 04:33:55,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:55,563 INFO L93 Difference]: Finished difference Result 1014 states and 1045 transitions. [2021-11-23 04:33:55,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 04:33:55,564 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 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 [2021-11-23 04:33:55,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:55,566 INFO L225 Difference]: With dead ends: 1014 [2021-11-23 04:33:55,566 INFO L226 Difference]: Without dead ends: 747 [2021-11-23 04:33:55,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-11-23 04:33:55,568 INFO L933 BasicCegarLoop]: 446 mSDtfsCounter, 2080 mSDsluCounter, 2320 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2080 SdHoareTripleChecker+Valid, 2766 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:55,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2080 Valid, 2766 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:33:55,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2021-11-23 04:33:55,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 402. [2021-11-23 04:33:55,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 356 states have (on average 1.196629213483146) internal successors, (426), 401 states have internal predecessors, (426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 426 transitions. [2021-11-23 04:33:55,610 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 426 transitions. Word has length 48 [2021-11-23 04:33:55,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:55,612 INFO L470 AbstractCegarLoop]: Abstraction has 402 states and 426 transitions. [2021-11-23 04:33:55,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 9 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) [2021-11-23 04:33:55,612 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 426 transitions. [2021-11-23 04:33:55,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 04:33:55,616 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:55,616 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] [2021-11-23 04:33:55,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 04:33:55,617 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:33:55,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:55,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1613903521, now seen corresponding path program 1 times [2021-11-23 04:33:55,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:55,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679194481] [2021-11-23 04:33:55,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:55,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:55,755 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:55,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679194481] [2021-11-23 04:33:55,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679194481] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:55,755 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:55,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:55,756 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121583204] [2021-11-23 04:33:55,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:55,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:55,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:55,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:55,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:55,756 INFO L87 Difference]: Start difference. First operand 402 states and 426 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:55,795 INFO L93 Difference]: Finished difference Result 402 states and 426 transitions. [2021-11-23 04:33:55,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:33:55,796 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-23 04:33:55,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:55,798 INFO L225 Difference]: With dead ends: 402 [2021-11-23 04:33:55,798 INFO L226 Difference]: Without dead ends: 398 [2021-11-23 04:33:55,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:55,799 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 482 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:55,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [482 Valid, 484 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:55,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2021-11-23 04:33:55,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2021-11-23 04:33:55,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 354 states have (on average 1.192090395480226) internal successors, (422), 397 states have internal predecessors, (422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 422 transitions. [2021-11-23 04:33:55,826 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 422 transitions. Word has length 48 [2021-11-23 04:33:55,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:55,827 INFO L470 AbstractCegarLoop]: Abstraction has 398 states and 422 transitions. [2021-11-23 04:33:55,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 422 transitions. [2021-11-23 04:33:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 04:33:55,827 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:55,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:33:55,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 04:33:55,828 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:33:55,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:55,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1884975835, now seen corresponding path program 1 times [2021-11-23 04:33:55,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:55,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731502595] [2021-11-23 04:33:55,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:55,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:55,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:55,918 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:55,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731502595] [2021-11-23 04:33:55,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731502595] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:55,919 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:55,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:55,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935742949] [2021-11-23 04:33:55,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:55,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:55,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:55,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:55,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:55,920 INFO L87 Difference]: Start difference. First operand 398 states and 422 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:55,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:55,986 INFO L93 Difference]: Finished difference Result 657 states and 685 transitions. [2021-11-23 04:33:55,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:33:55,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2021-11-23 04:33:55,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:55,988 INFO L225 Difference]: With dead ends: 657 [2021-11-23 04:33:55,988 INFO L226 Difference]: Without dead ends: 653 [2021-11-23 04:33:55,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:55,989 INFO L933 BasicCegarLoop]: 567 mSDtfsCounter, 538 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:55,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [538 Valid, 889 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:55,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2021-11-23 04:33:56,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 394. [2021-11-23 04:33:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 352 states have (on average 1.1846590909090908) internal successors, (417), 393 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 417 transitions. [2021-11-23 04:33:56,019 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 417 transitions. Word has length 50 [2021-11-23 04:33:56,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:56,019 INFO L470 AbstractCegarLoop]: Abstraction has 394 states and 417 transitions. [2021-11-23 04:33:56,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 417 transitions. [2021-11-23 04:33:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 04:33:56,020 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:56,020 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:33:56,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 04:33:56,020 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)] === [2021-11-23 04:33:56,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:56,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1656072069, now seen corresponding path program 1 times [2021-11-23 04:33:56,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:56,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952814762] [2021-11-23 04:33:56,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:56,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:56,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:56,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:56,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952814762] [2021-11-23 04:33:56,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952814762] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:56,108 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:56,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 04:33:56,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173980095] [2021-11-23 04:33:56,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:56,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 04:33:56,109 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:56,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 04:33:56,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 04:33:56,109 INFO L87 Difference]: Start difference. First operand 394 states and 417 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:56,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:56,265 INFO L93 Difference]: Finished difference Result 1203 states and 1246 transitions. [2021-11-23 04:33:56,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 04:33:56,266 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-23 04:33:56,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:56,268 INFO L225 Difference]: With dead ends: 1203 [2021-11-23 04:33:56,268 INFO L226 Difference]: Without dead ends: 916 [2021-11-23 04:33:56,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-23 04:33:56,270 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1222 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 2299 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:56,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 2299 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:56,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 916 states. [2021-11-23 04:33:56,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 916 to 394. [2021-11-23 04:33:56,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 352 states have (on average 1.1818181818181819) internal successors, (416), 393 states have internal predecessors, (416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:56,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 416 transitions. [2021-11-23 04:33:56,303 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 416 transitions. Word has length 51 [2021-11-23 04:33:56,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:56,303 INFO L470 AbstractCegarLoop]: Abstraction has 394 states and 416 transitions. [2021-11-23 04:33:56,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 416 transitions. [2021-11-23 04:33:56,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 04:33:56,304 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:56,304 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] [2021-11-23 04:33:56,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 04:33:56,305 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)] === [2021-11-23 04:33:56,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:56,305 INFO L85 PathProgramCache]: Analyzing trace with hash 698633463, now seen corresponding path program 1 times [2021-11-23 04:33:56,305 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:56,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84723667] [2021-11-23 04:33:56,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:56,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:56,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:56,833 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:56,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84723667] [2021-11-23 04:33:56,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84723667] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:56,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:56,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-23 04:33:56,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146690292] [2021-11-23 04:33:56,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:56,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-23 04:33:56,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:56,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-23 04:33:56,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-11-23 04:33:56,834 INFO L87 Difference]: Start difference. First operand 394 states and 416 transitions. Second operand has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:57,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:57,696 INFO L93 Difference]: Finished difference Result 1508 states and 1547 transitions. [2021-11-23 04:33:57,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 04:33:57,697 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2021-11-23 04:33:57,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:57,700 INFO L225 Difference]: With dead ends: 1508 [2021-11-23 04:33:57,700 INFO L226 Difference]: Without dead ends: 1251 [2021-11-23 04:33:57,701 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2021-11-23 04:33:57,702 INFO L933 BasicCegarLoop]: 724 mSDtfsCounter, 4482 mSDsluCounter, 6060 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4482 SdHoareTripleChecker+Valid, 6784 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:57,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4482 Valid, 6784 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:33:57,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2021-11-23 04:33:57,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 464. [2021-11-23 04:33:57,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 422 states have (on average 1.1706161137440758) internal successors, (494), 463 states have internal predecessors, (494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:57,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 494 transitions. [2021-11-23 04:33:57,770 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 494 transitions. Word has length 53 [2021-11-23 04:33:57,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:57,770 INFO L470 AbstractCegarLoop]: Abstraction has 464 states and 494 transitions. [2021-11-23 04:33:57,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.533333333333333) internal successors, (53), 15 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:57,770 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 494 transitions. [2021-11-23 04:33:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 04:33:57,771 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:57,771 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] [2021-11-23 04:33:57,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 04:33:57,771 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:33:57,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:57,772 INFO L85 PathProgramCache]: Analyzing trace with hash 959914460, now seen corresponding path program 1 times [2021-11-23 04:33:57,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:57,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574587039] [2021-11-23 04:33:57,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:57,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:57,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:57,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:57,934 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574587039] [2021-11-23 04:33:57,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574587039] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:57,934 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:57,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-23 04:33:57,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349935624] [2021-11-23 04:33:57,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:57,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 04:33:57,935 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:57,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 04:33:57,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-23 04:33:57,936 INFO L87 Difference]: Start difference. First operand 464 states and 494 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:58,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:58,209 INFO L93 Difference]: Finished difference Result 921 states and 952 transitions. [2021-11-23 04:33:58,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 04:33:58,209 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 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 53 [2021-11-23 04:33:58,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:58,212 INFO L225 Difference]: With dead ends: 921 [2021-11-23 04:33:58,212 INFO L226 Difference]: Without dead ends: 683 [2021-11-23 04:33:58,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-11-23 04:33:58,213 INFO L933 BasicCegarLoop]: 562 mSDtfsCounter, 2275 mSDsluCounter, 2623 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2275 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:58,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2275 Valid, 3185 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:58,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2021-11-23 04:33:58,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 462. [2021-11-23 04:33:58,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 420 states have (on average 1.1690476190476191) internal successors, (491), 461 states have internal predecessors, (491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:58,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 491 transitions. [2021-11-23 04:33:58,269 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 491 transitions. Word has length 53 [2021-11-23 04:33:58,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:58,269 INFO L470 AbstractCegarLoop]: Abstraction has 462 states and 491 transitions. [2021-11-23 04:33:58,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 10 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 491 transitions. [2021-11-23 04:33:58,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 04:33:58,270 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:58,270 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] [2021-11-23 04:33:58,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 04:33:58,270 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:33:58,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:58,271 INFO L85 PathProgramCache]: Analyzing trace with hash -189144896, now seen corresponding path program 1 times [2021-11-23 04:33:58,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:58,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126997037] [2021-11-23 04:33:58,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:58,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:58,380 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:58,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126997037] [2021-11-23 04:33:58,380 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126997037] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:58,380 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:58,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 04:33:58,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607580486] [2021-11-23 04:33:58,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:58,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:58,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:58,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:58,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:58,381 INFO L87 Difference]: Start difference. First operand 462 states and 491 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 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) [2021-11-23 04:33:58,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:58,558 INFO L93 Difference]: Finished difference Result 934 states and 968 transitions. [2021-11-23 04:33:58,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:33:58,559 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 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 [2021-11-23 04:33:58,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:58,561 INFO L225 Difference]: With dead ends: 934 [2021-11-23 04:33:58,561 INFO L226 Difference]: Without dead ends: 930 [2021-11-23 04:33:58,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:58,562 INFO L933 BasicCegarLoop]: 824 mSDtfsCounter, 531 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 1961 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:58,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [531 Valid, 1961 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:58,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2021-11-23 04:33:58,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 487. [2021-11-23 04:33:58,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 487 states, 446 states have (on average 1.1681614349775784) internal successors, (521), 486 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:58,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 521 transitions. [2021-11-23 04:33:58,619 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 521 transitions. Word has length 55 [2021-11-23 04:33:58,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:58,619 INFO L470 AbstractCegarLoop]: Abstraction has 487 states and 521 transitions. [2021-11-23 04:33:58,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 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) [2021-11-23 04:33:58,619 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 521 transitions. [2021-11-23 04:33:58,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 04:33:58,620 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:58,620 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] [2021-11-23 04:33:58,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 04:33:58,620 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:33:58,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:58,620 INFO L85 PathProgramCache]: Analyzing trace with hash 876629253, now seen corresponding path program 1 times [2021-11-23 04:33:58,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:58,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501587414] [2021-11-23 04:33:58,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:58,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:58,693 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:58,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501587414] [2021-11-23 04:33:58,693 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501587414] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:58,693 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:58,693 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:33:58,693 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749266879] [2021-11-23 04:33:58,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:58,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:33:58,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:58,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:33:58,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:33:58,694 INFO L87 Difference]: Start difference. First operand 487 states and 521 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) [2021-11-23 04:33:58,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:58,753 INFO L93 Difference]: Finished difference Result 487 states and 521 transitions. [2021-11-23 04:33:58,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:33:58,753 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 [2021-11-23 04:33:58,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:58,755 INFO L225 Difference]: With dead ends: 487 [2021-11-23 04:33:58,755 INFO L226 Difference]: Without dead ends: 483 [2021-11-23 04:33:58,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:33:58,756 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 454 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:58,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [454 Valid, 474 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:33:58,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2021-11-23 04:33:58,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 483. [2021-11-23 04:33:58,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 444 states have (on average 1.1644144144144144) internal successors, (517), 482 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 517 transitions. [2021-11-23 04:33:58,826 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 517 transitions. Word has length 56 [2021-11-23 04:33:58,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:58,826 INFO L470 AbstractCegarLoop]: Abstraction has 483 states and 517 transitions. [2021-11-23 04:33:58,826 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) [2021-11-23 04:33:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 517 transitions. [2021-11-23 04:33:58,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 04:33:58,827 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:58,827 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] [2021-11-23 04:33:58,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 04:33:58,827 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)] === [2021-11-23 04:33:58,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:33:58,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1098988235, now seen corresponding path program 1 times [2021-11-23 04:33:58,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:33:58,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455513156] [2021-11-23 04:33:58,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:33:58,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:33:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:33:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:33:59,178 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:33:59,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455513156] [2021-11-23 04:33:59,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455513156] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:33:59,178 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:33:59,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-23 04:33:59,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32889039] [2021-11-23 04:33:59,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:33:59,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-23 04:33:59,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:33:59,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-23 04:33:59,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-11-23 04:33:59,179 INFO L87 Difference]: Start difference. First operand 483 states and 517 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 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) [2021-11-23 04:33:59,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:33:59,923 INFO L93 Difference]: Finished difference Result 1260 states and 1293 transitions. [2021-11-23 04:33:59,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-23 04:33:59,923 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 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 [2021-11-23 04:33:59,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:33:59,927 INFO L225 Difference]: With dead ends: 1260 [2021-11-23 04:33:59,927 INFO L226 Difference]: Without dead ends: 1148 [2021-11-23 04:33:59,928 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=333, Invalid=723, Unknown=0, NotChecked=0, Total=1056 [2021-11-23 04:33:59,928 INFO L933 BasicCegarLoop]: 598 mSDtfsCounter, 4674 mSDsluCounter, 2401 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4674 SdHoareTripleChecker+Valid, 2999 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:33:59,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4674 Valid, 2999 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:33:59,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1148 states. [2021-11-23 04:33:59,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1148 to 485. [2021-11-23 04:33:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 446 states have (on average 1.163677130044843) internal successors, (519), 484 states have internal predecessors, (519), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:33:59,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 519 transitions. [2021-11-23 04:33:59,998 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 519 transitions. Word has length 58 [2021-11-23 04:33:59,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:33:59,998 INFO L470 AbstractCegarLoop]: Abstraction has 485 states and 519 transitions. [2021-11-23 04:33:59,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 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) [2021-11-23 04:33:59,998 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 519 transitions. [2021-11-23 04:33:59,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 04:33:59,999 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:33:59,999 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] [2021-11-23 04:33:59,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 04:33:59,999 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:00,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:00,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1196147719, now seen corresponding path program 1 times [2021-11-23 04:34:00,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:00,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854726533] [2021-11-23 04:34:00,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:00,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:00,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:00,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:00,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854726533] [2021-11-23 04:34:00,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854726533] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:00,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:00,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-23 04:34:00,256 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471938902] [2021-11-23 04:34:00,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:00,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-23 04:34:00,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:00,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-23 04:34:00,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-11-23 04:34:00,256 INFO L87 Difference]: Start difference. First operand 485 states and 519 transitions. Second operand has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 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) [2021-11-23 04:34:01,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:01,007 INFO L93 Difference]: Finished difference Result 1158 states and 1194 transitions. [2021-11-23 04:34:01,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-11-23 04:34:01,007 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 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 [2021-11-23 04:34:01,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:01,010 INFO L225 Difference]: With dead ends: 1158 [2021-11-23 04:34:01,010 INFO L226 Difference]: Without dead ends: 917 [2021-11-23 04:34:01,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=386, Invalid=874, Unknown=0, NotChecked=0, Total=1260 [2021-11-23 04:34:01,012 INFO L933 BasicCegarLoop]: 887 mSDtfsCounter, 3582 mSDsluCounter, 2820 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3582 SdHoareTripleChecker+Valid, 3707 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:01,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3582 Valid, 3707 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:01,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2021-11-23 04:34:01,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 483. [2021-11-23 04:34:01,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 483 states, 444 states have (on average 1.162162162162162) internal successors, (516), 482 states have internal predecessors, (516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:01,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 516 transitions. [2021-11-23 04:34:01,084 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 516 transitions. Word has length 58 [2021-11-23 04:34:01,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:01,084 INFO L470 AbstractCegarLoop]: Abstraction has 483 states and 516 transitions. [2021-11-23 04:34:01,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.142857142857143) internal successors, (58), 14 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) [2021-11-23 04:34:01,084 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 516 transitions. [2021-11-23 04:34:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 04:34:01,085 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:01,085 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:01,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 04:34:01,085 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:01,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:01,086 INFO L85 PathProgramCache]: Analyzing trace with hash -2029852222, now seen corresponding path program 1 times [2021-11-23 04:34:01,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:01,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884584032] [2021-11-23 04:34:01,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:01,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:01,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:01,165 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:01,165 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884584032] [2021-11-23 04:34:01,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884584032] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:01,165 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:01,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:01,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670657582] [2021-11-23 04:34:01,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:01,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:01,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:01,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:01,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:01,167 INFO L87 Difference]: Start difference. First operand 483 states and 516 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:01,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:01,251 INFO L93 Difference]: Finished difference Result 483 states and 516 transitions. [2021-11-23 04:34:01,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:01,252 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2021-11-23 04:34:01,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:01,254 INFO L225 Difference]: With dead ends: 483 [2021-11-23 04:34:01,254 INFO L226 Difference]: Without dead ends: 479 [2021-11-23 04:34:01,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:01,254 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 437 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 476 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:01,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [437 Valid, 476 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:01,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2021-11-23 04:34:01,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 479. [2021-11-23 04:34:01,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 442 states have (on average 1.158371040723982) internal successors, (512), 478 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:01,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 512 transitions. [2021-11-23 04:34:01,322 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 512 transitions. Word has length 59 [2021-11-23 04:34:01,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:01,323 INFO L470 AbstractCegarLoop]: Abstraction has 479 states and 512 transitions. [2021-11-23 04:34:01,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:01,323 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 512 transitions. [2021-11-23 04:34:01,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 04:34:01,323 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:01,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:01,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-23 04:34:01,324 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)] === [2021-11-23 04:34:01,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:01,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1445460314, now seen corresponding path program 1 times [2021-11-23 04:34:01,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:01,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443258514] [2021-11-23 04:34:01,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:01,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:01,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:01,520 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:01,520 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443258514] [2021-11-23 04:34:01,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443258514] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:01,521 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:01,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-23 04:34:01,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238914216] [2021-11-23 04:34:01,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:01,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 04:34:01,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:01,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 04:34:01,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-23 04:34:01,522 INFO L87 Difference]: Start difference. First operand 479 states and 512 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:01,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:01,834 INFO L93 Difference]: Finished difference Result 905 states and 937 transitions. [2021-11-23 04:34:01,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 04:34:01,835 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-23 04:34:01,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:01,837 INFO L225 Difference]: With dead ends: 905 [2021-11-23 04:34:01,837 INFO L226 Difference]: Without dead ends: 622 [2021-11-23 04:34:01,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=119, Invalid=261, Unknown=0, NotChecked=0, Total=380 [2021-11-23 04:34:01,838 INFO L933 BasicCegarLoop]: 598 mSDtfsCounter, 1849 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1849 SdHoareTripleChecker+Valid, 1781 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:01,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1849 Valid, 1781 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:01,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2021-11-23 04:34:01,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 409. [2021-11-23 04:34:01,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 372 states have (on average 1.163978494623656) internal successors, (433), 408 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:01,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 433 transitions. [2021-11-23 04:34:01,904 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 433 transitions. Word has length 60 [2021-11-23 04:34:01,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:01,904 INFO L470 AbstractCegarLoop]: Abstraction has 409 states and 433 transitions. [2021-11-23 04:34:01,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 433 transitions. [2021-11-23 04:34:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 04:34:01,905 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:01,905 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] [2021-11-23 04:34:01,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-23 04:34:01,906 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:01,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:01,906 INFO L85 PathProgramCache]: Analyzing trace with hash -849859154, now seen corresponding path program 1 times [2021-11-23 04:34:01,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:01,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344732439] [2021-11-23 04:34:01,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:01,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:02,004 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:02,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344732439] [2021-11-23 04:34:02,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344732439] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:02,005 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:02,005 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 04:34:02,005 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142486276] [2021-11-23 04:34:02,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:02,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 04:34:02,005 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:02,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 04:34:02,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:34:02,006 INFO L87 Difference]: Start difference. First operand 409 states and 433 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 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) [2021-11-23 04:34:02,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:02,295 INFO L93 Difference]: Finished difference Result 1243 states and 1294 transitions. [2021-11-23 04:34:02,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 04:34:02,296 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 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 [2021-11-23 04:34:02,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:02,298 INFO L225 Difference]: With dead ends: 1243 [2021-11-23 04:34:02,298 INFO L226 Difference]: Without dead ends: 993 [2021-11-23 04:34:02,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-23 04:34:02,300 INFO L933 BasicCegarLoop]: 550 mSDtfsCounter, 1582 mSDsluCounter, 2496 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1582 SdHoareTripleChecker+Valid, 3046 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:02,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1582 Valid, 3046 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:02,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2021-11-23 04:34:02,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 439. [2021-11-23 04:34:02,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 402 states have (on average 1.1567164179104477) internal successors, (465), 438 states have internal predecessors, (465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:02,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 465 transitions. [2021-11-23 04:34:02,383 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 465 transitions. Word has length 70 [2021-11-23 04:34:02,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:02,383 INFO L470 AbstractCegarLoop]: Abstraction has 439 states and 465 transitions. [2021-11-23 04:34:02,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 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) [2021-11-23 04:34:02,384 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 465 transitions. [2021-11-23 04:34:02,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 04:34:02,384 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:02,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:02,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-23 04:34:02,385 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)] === [2021-11-23 04:34:02,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:02,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1432797417, now seen corresponding path program 1 times [2021-11-23 04:34:02,385 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:02,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653207759] [2021-11-23 04:34:02,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:02,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:02,454 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:02,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653207759] [2021-11-23 04:34:02,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653207759] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:02,455 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:02,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 04:34:02,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556604418] [2021-11-23 04:34:02,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:02,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:02,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:02,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:02,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:02,456 INFO L87 Difference]: Start difference. First operand 439 states and 465 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:02,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:02,592 INFO L93 Difference]: Finished difference Result 640 states and 682 transitions. [2021-11-23 04:34:02,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:34:02,593 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-23 04:34:02,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:02,595 INFO L225 Difference]: With dead ends: 640 [2021-11-23 04:34:02,595 INFO L226 Difference]: Without dead ends: 638 [2021-11-23 04:34:02,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:02,596 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 242 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:02,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [242 Valid, 919 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:02,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2021-11-23 04:34:02,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 539. [2021-11-23 04:34:02,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 502 states have (on average 1.1613545816733069) internal successors, (583), 538 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:02,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 583 transitions. [2021-11-23 04:34:02,693 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 583 transitions. Word has length 72 [2021-11-23 04:34:02,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:02,694 INFO L470 AbstractCegarLoop]: Abstraction has 539 states and 583 transitions. [2021-11-23 04:34:02,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:02,694 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 583 transitions. [2021-11-23 04:34:02,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 04:34:02,694 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:02,695 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:02,695 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-23 04:34:02,695 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:02,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:02,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1471365327, now seen corresponding path program 1 times [2021-11-23 04:34:02,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:02,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169767759] [2021-11-23 04:34:02,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:02,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:02,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:02,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:02,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169767759] [2021-11-23 04:34:02,841 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169767759] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:02,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:02,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 04:34:02,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630562999] [2021-11-23 04:34:02,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:02,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 04:34:02,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:02,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 04:34:02,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 04:34:02,843 INFO L87 Difference]: Start difference. First operand 539 states and 583 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) [2021-11-23 04:34:03,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:03,012 INFO L93 Difference]: Finished difference Result 763 states and 809 transitions. [2021-11-23 04:34:03,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 04:34:03,013 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 [2021-11-23 04:34:03,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:03,014 INFO L225 Difference]: With dead ends: 763 [2021-11-23 04:34:03,014 INFO L226 Difference]: Without dead ends: 428 [2021-11-23 04:34:03,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 04:34:03,015 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 12 mSDsluCounter, 1241 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1558 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:03,016 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1558 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:03,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2021-11-23 04:34:03,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 428. [2021-11-23 04:34:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 391 states have (on average 1.1764705882352942) internal successors, (460), 427 states have internal predecessors, (460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:03,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 460 transitions. [2021-11-23 04:34:03,126 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 460 transitions. Word has length 75 [2021-11-23 04:34:03,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:03,126 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 460 transitions. [2021-11-23 04:34:03,126 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) [2021-11-23 04:34:03,126 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 460 transitions. [2021-11-23 04:34:03,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 04:34:03,127 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:03,127 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] [2021-11-23 04:34:03,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-23 04:34:03,127 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:03,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:03,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1206443846, now seen corresponding path program 1 times [2021-11-23 04:34:03,128 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:03,128 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563019229] [2021-11-23 04:34:03,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:03,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:03,416 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:03,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563019229] [2021-11-23 04:34:03,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563019229] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:03,416 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:03,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-23 04:34:03,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576997480] [2021-11-23 04:34:03,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:03,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 04:34:03,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:03,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 04:34:03,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-11-23 04:34:03,417 INFO L87 Difference]: Start difference. First operand 428 states and 460 transitions. Second operand has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 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) [2021-11-23 04:34:03,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:03,815 INFO L93 Difference]: Finished difference Result 824 states and 868 transitions. [2021-11-23 04:34:03,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 04:34:03,816 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 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 [2021-11-23 04:34:03,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:03,818 INFO L225 Difference]: With dead ends: 824 [2021-11-23 04:34:03,818 INFO L226 Difference]: Without dead ends: 538 [2021-11-23 04:34:03,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2021-11-23 04:34:03,819 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 2607 mSDsluCounter, 257 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2607 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:03,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2607 Valid, 670 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:03,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2021-11-23 04:34:03,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 428. [2021-11-23 04:34:03,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 391 states have (on average 1.1611253196930946) internal successors, (454), 427 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 454 transitions. [2021-11-23 04:34:03,921 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 454 transitions. Word has length 80 [2021-11-23 04:34:03,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:03,921 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 454 transitions. [2021-11-23 04:34:03,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.2727272727272725) internal successors, (80), 11 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) [2021-11-23 04:34:03,921 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 454 transitions. [2021-11-23 04:34:03,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 04:34:03,924 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:03,924 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] [2021-11-23 04:34:03,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-23 04:34:03,925 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:03,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:03,925 INFO L85 PathProgramCache]: Analyzing trace with hash 2106954380, now seen corresponding path program 1 times [2021-11-23 04:34:03,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:03,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157836254] [2021-11-23 04:34:03,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:03,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:04,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:04,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:04,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157836254] [2021-11-23 04:34:04,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157836254] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:04,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:04,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-23 04:34:04,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339525199] [2021-11-23 04:34:04,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:04,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-23 04:34:04,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:04,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-23 04:34:04,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-23 04:34:04,210 INFO L87 Difference]: Start difference. First operand 428 states and 454 transitions. Second operand has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 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) [2021-11-23 04:34:04,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:04,650 INFO L93 Difference]: Finished difference Result 975 states and 1014 transitions. [2021-11-23 04:34:04,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-23 04:34:04,651 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 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 [2021-11-23 04:34:04,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:04,653 INFO L225 Difference]: With dead ends: 975 [2021-11-23 04:34:04,653 INFO L226 Difference]: Without dead ends: 661 [2021-11-23 04:34:04,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=291, Unknown=0, NotChecked=0, Total=420 [2021-11-23 04:34:04,654 INFO L933 BasicCegarLoop]: 534 mSDtfsCounter, 2689 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2689 SdHoareTripleChecker+Valid, 1586 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:04,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2689 Valid, 1586 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:04,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2021-11-23 04:34:04,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 428. [2021-11-23 04:34:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 391 states have (on average 1.1508951406649617) internal successors, (450), 427 states have internal predecessors, (450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 450 transitions. [2021-11-23 04:34:04,778 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 450 transitions. Word has length 82 [2021-11-23 04:34:04,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:04,779 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 450 transitions. [2021-11-23 04:34:04,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.833333333333333) internal successors, (82), 12 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) [2021-11-23 04:34:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 450 transitions. [2021-11-23 04:34:04,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 04:34:04,780 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:04,780 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:04,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-23 04:34:04,780 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:04,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:04,781 INFO L85 PathProgramCache]: Analyzing trace with hash 727320589, now seen corresponding path program 1 times [2021-11-23 04:34:04,781 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:04,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111242552] [2021-11-23 04:34:04,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:04,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:05,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:05,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:05,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111242552] [2021-11-23 04:34:05,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111242552] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:05,158 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:05,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-23 04:34:05,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1453981675] [2021-11-23 04:34:05,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:05,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-23 04:34:05,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:05,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-23 04:34:05,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-23 04:34:05,159 INFO L87 Difference]: Start difference. First operand 428 states and 450 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:05,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:05,520 INFO L93 Difference]: Finished difference Result 939 states and 982 transitions. [2021-11-23 04:34:05,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-23 04:34:05,520 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 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 83 [2021-11-23 04:34:05,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:05,522 INFO L225 Difference]: With dead ends: 939 [2021-11-23 04:34:05,522 INFO L226 Difference]: Without dead ends: 539 [2021-11-23 04:34:05,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=309, Unknown=0, NotChecked=0, Total=462 [2021-11-23 04:34:05,524 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 3015 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3015 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:05,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3015 Valid, 635 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:05,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2021-11-23 04:34:05,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 428. [2021-11-23 04:34:05,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 391 states have (on average 1.1483375959079285) internal successors, (449), 427 states have internal predecessors, (449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:05,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 449 transitions. [2021-11-23 04:34:05,628 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 449 transitions. Word has length 83 [2021-11-23 04:34:05,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:05,628 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 449 transitions. [2021-11-23 04:34:05,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:05,629 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 449 transitions. [2021-11-23 04:34:05,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 04:34:05,629 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:05,629 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] [2021-11-23 04:34:05,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-23 04:34:05,630 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:05,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:05,630 INFO L85 PathProgramCache]: Analyzing trace with hash 499597814, now seen corresponding path program 1 times [2021-11-23 04:34:05,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:05,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94319809] [2021-11-23 04:34:05,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:05,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:05,792 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:05,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94319809] [2021-11-23 04:34:05,792 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94319809] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:05,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:05,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-23 04:34:05,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862224395] [2021-11-23 04:34:05,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:05,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-23 04:34:05,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:05,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-23 04:34:05,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-11-23 04:34:05,794 INFO L87 Difference]: Start difference. First operand 428 states and 449 transitions. Second operand has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 11 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:06,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:06,240 INFO L93 Difference]: Finished difference Result 1198 states and 1231 transitions. [2021-11-23 04:34:06,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 04:34:06,241 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 11 states have internal predecessors, (85), 0 states have call successors, (0), 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 85 [2021-11-23 04:34:06,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:06,244 INFO L225 Difference]: With dead ends: 1198 [2021-11-23 04:34:06,244 INFO L226 Difference]: Without dead ends: 915 [2021-11-23 04:34:06,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2021-11-23 04:34:06,245 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1607 mSDsluCounter, 3959 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1607 SdHoareTripleChecker+Valid, 4324 SdHoareTripleChecker+Invalid, 172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:06,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1607 Valid, 4324 Invalid, 172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:06,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2021-11-23 04:34:06,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 428. [2021-11-23 04:34:06,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 391 states have (on average 1.145780051150895) internal successors, (448), 427 states have internal predecessors, (448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 448 transitions. [2021-11-23 04:34:06,368 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 448 transitions. Word has length 85 [2021-11-23 04:34:06,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:06,369 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 448 transitions. [2021-11-23 04:34:06,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.7272727272727275) internal successors, (85), 11 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:06,369 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 448 transitions. [2021-11-23 04:34:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 04:34:06,369 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:06,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:06,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-23 04:34:06,370 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:06,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:06,370 INFO L85 PathProgramCache]: Analyzing trace with hash -216190498, now seen corresponding path program 1 times [2021-11-23 04:34:06,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:06,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700193684] [2021-11-23 04:34:06,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:06,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:06,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:06,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:06,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700193684] [2021-11-23 04:34:06,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700193684] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:06,677 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:06,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2021-11-23 04:34:06,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670673716] [2021-11-23 04:34:06,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:06,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-23 04:34:06,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:06,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-23 04:34:06,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2021-11-23 04:34:06,678 INFO L87 Difference]: Start difference. First operand 428 states and 448 transitions. Second operand has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:07,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:07,600 INFO L93 Difference]: Finished difference Result 1197 states and 1228 transitions. [2021-11-23 04:34:07,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-23 04:34:07,602 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-11-23 04:34:07,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:07,604 INFO L225 Difference]: With dead ends: 1197 [2021-11-23 04:34:07,604 INFO L226 Difference]: Without dead ends: 883 [2021-11-23 04:34:07,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=317, Invalid=675, Unknown=0, NotChecked=0, Total=992 [2021-11-23 04:34:07,606 INFO L933 BasicCegarLoop]: 744 mSDtfsCounter, 3079 mSDsluCounter, 2132 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3079 SdHoareTripleChecker+Valid, 2876 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:07,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3079 Valid, 2876 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:07,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2021-11-23 04:34:07,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 428. [2021-11-23 04:34:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 428 states, 391 states have (on average 1.1355498721227621) internal successors, (444), 427 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 444 transitions. [2021-11-23 04:34:07,737 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 444 transitions. Word has length 86 [2021-11-23 04:34:07,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:07,737 INFO L470 AbstractCegarLoop]: Abstraction has 428 states and 444 transitions. [2021-11-23 04:34:07,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.375) internal successors, (86), 16 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 444 transitions. [2021-11-23 04:34:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 04:34:07,738 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:07,738 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:07,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-23 04:34:07,739 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:07,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:07,739 INFO L85 PathProgramCache]: Analyzing trace with hash -2083768691, now seen corresponding path program 1 times [2021-11-23 04:34:07,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:07,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516821952] [2021-11-23 04:34:07,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:07,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:07,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:07,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:07,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516821952] [2021-11-23 04:34:07,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516821952] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:07,990 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:07,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-23 04:34:07,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856844848] [2021-11-23 04:34:07,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:07,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-23 04:34:07,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:07,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-23 04:34:07,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-23 04:34:07,993 INFO L87 Difference]: Start difference. First operand 428 states and 444 transitions. Second operand has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:08,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:08,330 INFO L93 Difference]: Finished difference Result 661 states and 679 transitions. [2021-11-23 04:34:08,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 04:34:08,331 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2021-11-23 04:34:08,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:08,333 INFO L225 Difference]: With dead ends: 661 [2021-11-23 04:34:08,333 INFO L226 Difference]: Without dead ends: 565 [2021-11-23 04:34:08,334 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2021-11-23 04:34:08,334 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1192 mSDsluCounter, 3070 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1192 SdHoareTripleChecker+Valid, 3375 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:08,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1192 Valid, 3375 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:08,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2021-11-23 04:34:08,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 440. [2021-11-23 04:34:08,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 403 states have (on average 1.13151364764268) internal successors, (456), 439 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 456 transitions. [2021-11-23 04:34:08,476 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 456 transitions. Word has length 87 [2021-11-23 04:34:08,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:08,476 INFO L470 AbstractCegarLoop]: Abstraction has 440 states and 456 transitions. [2021-11-23 04:34:08,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.25) internal successors, (87), 12 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:08,477 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 456 transitions. [2021-11-23 04:34:08,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 04:34:08,478 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:08,478 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] [2021-11-23 04:34:08,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-23 04:34:08,478 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:08,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:08,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1001329620, now seen corresponding path program 1 times [2021-11-23 04:34:08,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:08,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467571733] [2021-11-23 04:34:08,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:08,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:08,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:08,578 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:08,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467571733] [2021-11-23 04:34:08,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467571733] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:08,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:08,580 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 04:34:08,580 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417976566] [2021-11-23 04:34:08,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:08,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 04:34:08,580 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:08,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 04:34:08,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:08,581 INFO L87 Difference]: Start difference. First operand 440 states and 456 transitions. Second operand has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 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) [2021-11-23 04:34:08,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:08,782 INFO L93 Difference]: Finished difference Result 440 states and 456 transitions. [2021-11-23 04:34:08,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:34:08,783 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 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 [2021-11-23 04:34:08,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:08,785 INFO L225 Difference]: With dead ends: 440 [2021-11-23 04:34:08,785 INFO L226 Difference]: Without dead ends: 438 [2021-11-23 04:34:08,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:34:08,786 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 639 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 639 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:08,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [639 Valid, 535 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:08,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2021-11-23 04:34:08,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 438. [2021-11-23 04:34:08,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 402 states have (on average 1.1293532338308458) internal successors, (454), 437 states have internal predecessors, (454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:08,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 454 transitions. [2021-11-23 04:34:08,916 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 454 transitions. Word has length 88 [2021-11-23 04:34:08,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:08,917 INFO L470 AbstractCegarLoop]: Abstraction has 438 states and 454 transitions. [2021-11-23 04:34:08,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.6) internal successors, (88), 5 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) [2021-11-23 04:34:08,917 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 454 transitions. [2021-11-23 04:34:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 04:34:08,917 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:08,918 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] [2021-11-23 04:34:08,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-23 04:34:08,918 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:08,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:08,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1539452478, now seen corresponding path program 1 times [2021-11-23 04:34:08,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:08,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589875587] [2021-11-23 04:34:08,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:08,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:09,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:09,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589875587] [2021-11-23 04:34:09,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589875587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:09,150 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:09,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-11-23 04:34:09,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222078651] [2021-11-23 04:34:09,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:09,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-23 04:34:09,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:09,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-23 04:34:09,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=340, Unknown=0, NotChecked=0, Total=380 [2021-11-23 04:34:09,151 INFO L87 Difference]: Start difference. First operand 438 states and 454 transitions. Second operand has 20 states, 20 states have (on average 4.45) internal successors, (89), 20 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) [2021-11-23 04:34:09,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:09,935 INFO L93 Difference]: Finished difference Result 657 states and 674 transitions. [2021-11-23 04:34:09,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-23 04:34:09,936 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 4.45) internal successors, (89), 20 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 [2021-11-23 04:34:09,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:09,937 INFO L225 Difference]: With dead ends: 657 [2021-11-23 04:34:09,937 INFO L226 Difference]: Without dead ends: 497 [2021-11-23 04:34:09,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=651, Invalid=1701, Unknown=0, NotChecked=0, Total=2352 [2021-11-23 04:34:09,939 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 3422 mSDsluCounter, 3360 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3422 SdHoareTripleChecker+Valid, 3657 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:09,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3422 Valid, 3657 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 04:34:09,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2021-11-23 04:34:10,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 332. [2021-11-23 04:34:10,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 298 states have (on average 1.1308724832214765) internal successors, (337), 331 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:10,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 337 transitions. [2021-11-23 04:34:10,066 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 337 transitions. Word has length 89 [2021-11-23 04:34:10,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:10,066 INFO L470 AbstractCegarLoop]: Abstraction has 332 states and 337 transitions. [2021-11-23 04:34:10,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 4.45) internal successors, (89), 20 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) [2021-11-23 04:34:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 337 transitions. [2021-11-23 04:34:10,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 04:34:10,067 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:10,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:10,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-23 04:34:10,068 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:10,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:10,068 INFO L85 PathProgramCache]: Analyzing trace with hash -93386508, now seen corresponding path program 1 times [2021-11-23 04:34:10,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:10,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445902067] [2021-11-23 04:34:10,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:10,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:10,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:10,348 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:10,348 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445902067] [2021-11-23 04:34:10,348 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445902067] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:10,348 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:10,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-23 04:34:10,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028539633] [2021-11-23 04:34:10,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:10,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-23 04:34:10,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:10,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-23 04:34:10,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-11-23 04:34:10,349 INFO L87 Difference]: Start difference. First operand 332 states and 337 transitions. Second operand has 15 states, 15 states have (on average 6.333333333333333) internal successors, (95), 15 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) [2021-11-23 04:34:10,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:10,935 INFO L93 Difference]: Finished difference Result 666 states and 669 transitions. [2021-11-23 04:34:10,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 04:34:10,936 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.333333333333333) internal successors, (95), 15 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) Word has length 95 [2021-11-23 04:34:10,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:10,937 INFO L225 Difference]: With dead ends: 666 [2021-11-23 04:34:10,937 INFO L226 Difference]: Without dead ends: 436 [2021-11-23 04:34:10,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=276, Invalid=594, Unknown=0, NotChecked=0, Total=870 [2021-11-23 04:34:10,939 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 4345 mSDsluCounter, 470 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4345 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:10,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4345 Valid, 768 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 04:34:10,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2021-11-23 04:34:11,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 330. [2021-11-23 04:34:11,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 296 states have (on average 1.125) internal successors, (333), 329 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:11,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 333 transitions. [2021-11-23 04:34:11,069 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 333 transitions. Word has length 95 [2021-11-23 04:34:11,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:11,070 INFO L470 AbstractCegarLoop]: Abstraction has 330 states and 333 transitions. [2021-11-23 04:34:11,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.333333333333333) internal successors, (95), 15 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) [2021-11-23 04:34:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 333 transitions. [2021-11-23 04:34:11,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 04:34:11,070 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:11,071 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:11,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-23 04:34:11,071 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:11,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:11,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1649972742, now seen corresponding path program 1 times [2021-11-23 04:34:11,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:11,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806312324] [2021-11-23 04:34:11,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:11,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:11,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:11,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806312324] [2021-11-23 04:34:11,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806312324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:11,150 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:11,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 04:34:11,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993952049] [2021-11-23 04:34:11,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:11,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:11,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:11,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:11,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:11,152 INFO L87 Difference]: Start difference. First operand 330 states and 333 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:11,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:11,291 INFO L93 Difference]: Finished difference Result 330 states and 333 transitions. [2021-11-23 04:34:11,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:11,292 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2021-11-23 04:34:11,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:11,293 INFO L225 Difference]: With dead ends: 330 [2021-11-23 04:34:11,293 INFO L226 Difference]: Without dead ends: 326 [2021-11-23 04:34:11,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:11,307 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 369 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:11,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [369 Valid, 524 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:11,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2021-11-23 04:34:11,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 326. [2021-11-23 04:34:11,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 294 states have (on average 1.119047619047619) internal successors, (329), 325 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:11,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 329 transitions. [2021-11-23 04:34:11,420 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 329 transitions. Word has length 98 [2021-11-23 04:34:11,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:11,420 INFO L470 AbstractCegarLoop]: Abstraction has 326 states and 329 transitions. [2021-11-23 04:34:11,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 329 transitions. [2021-11-23 04:34:11,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 04:34:11,421 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:11,421 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:11,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-23 04:34:11,421 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:11,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:11,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1558523335, now seen corresponding path program 1 times [2021-11-23 04:34:11,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:11,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123893326] [2021-11-23 04:34:11,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:11,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:11,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:11,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:11,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123893326] [2021-11-23 04:34:11,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123893326] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:11,513 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:11,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:11,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443829039] [2021-11-23 04:34:11,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:11,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:11,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:11,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:11,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:11,515 INFO L87 Difference]: Start difference. First operand 326 states and 329 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:11,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:11,705 INFO L93 Difference]: Finished difference Result 447 states and 449 transitions. [2021-11-23 04:34:11,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:34:11,705 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 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 101 [2021-11-23 04:34:11,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:11,707 INFO L225 Difference]: With dead ends: 447 [2021-11-23 04:34:11,707 INFO L226 Difference]: Without dead ends: 443 [2021-11-23 04:34:11,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:11,708 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 397 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 397 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:11,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [397 Valid, 623 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:11,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 443 states. [2021-11-23 04:34:11,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 443 to 369. [2021-11-23 04:34:11,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 338 states have (on average 1.1005917159763314) internal successors, (372), 368 states have internal predecessors, (372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:11,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 372 transitions. [2021-11-23 04:34:11,876 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 372 transitions. Word has length 101 [2021-11-23 04:34:11,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:11,876 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 372 transitions. [2021-11-23 04:34:11,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 3 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:11,877 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 372 transitions. [2021-11-23 04:34:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 04:34:11,878 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:11,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:11,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-23 04:34:11,878 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:11,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:11,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1367968846, now seen corresponding path program 1 times [2021-11-23 04:34:11,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:11,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644871044] [2021-11-23 04:34:11,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:11,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:11,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:11,971 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:11,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644871044] [2021-11-23 04:34:11,972 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644871044] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:11,972 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:11,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:11,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731595737] [2021-11-23 04:34:11,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:11,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:11,973 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:11,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:11,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:11,974 INFO L87 Difference]: Start difference. First operand 369 states and 372 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:12,108 INFO L93 Difference]: Finished difference Result 369 states and 372 transitions. [2021-11-23 04:34:12,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:12,109 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-11-23 04:34:12,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:12,110 INFO L225 Difference]: With dead ends: 369 [2021-11-23 04:34:12,110 INFO L226 Difference]: Without dead ends: 365 [2021-11-23 04:34:12,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:12,112 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 334 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:12,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [334 Valid, 450 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:12,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2021-11-23 04:34:12,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 365. [2021-11-23 04:34:12,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 336 states have (on average 1.0952380952380953) internal successors, (368), 364 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 368 transitions. [2021-11-23 04:34:12,240 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 368 transitions. Word has length 104 [2021-11-23 04:34:12,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:12,241 INFO L470 AbstractCegarLoop]: Abstraction has 365 states and 368 transitions. [2021-11-23 04:34:12,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 3 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,241 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 368 transitions. [2021-11-23 04:34:12,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 04:34:12,242 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:12,242 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:12,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-23 04:34:12,242 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:12,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:12,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1152645639, now seen corresponding path program 1 times [2021-11-23 04:34:12,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:12,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27692698] [2021-11-23 04:34:12,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:12,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:12,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:12,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:12,367 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:12,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27692698] [2021-11-23 04:34:12,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27692698] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:12,368 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:12,368 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 04:34:12,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092910248] [2021-11-23 04:34:12,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:12,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 04:34:12,368 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:12,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 04:34:12,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:34:12,369 INFO L87 Difference]: Start difference. First operand 365 states and 368 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 7 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:12,556 INFO L93 Difference]: Finished difference Result 437 states and 439 transitions. [2021-11-23 04:34:12,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-23 04:34:12,556 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 7 states have internal predecessors, (105), 0 states have call successors, (0), 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 105 [2021-11-23 04:34:12,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:12,557 INFO L225 Difference]: With dead ends: 437 [2021-11-23 04:34:12,557 INFO L226 Difference]: Without dead ends: 318 [2021-11-23 04:34:12,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-23 04:34:12,560 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 675 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 675 SdHoareTripleChecker+Valid, 1184 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:12,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [675 Valid, 1184 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:12,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2021-11-23 04:34:12,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 318. [2021-11-23 04:34:12,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 318 states, 290 states have (on average 1.103448275862069) internal successors, (320), 317 states have internal predecessors, (320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 320 transitions. [2021-11-23 04:34:12,669 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 320 transitions. Word has length 105 [2021-11-23 04:34:12,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:12,670 INFO L470 AbstractCegarLoop]: Abstraction has 318 states and 320 transitions. [2021-11-23 04:34:12,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 7 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,670 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 320 transitions. [2021-11-23 04:34:12,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 04:34:12,670 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:12,671 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:12,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-23 04:34:12,671 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:12,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:12,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1789026853, now seen corresponding path program 1 times [2021-11-23 04:34:12,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:12,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508927646] [2021-11-23 04:34:12,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:12,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:12,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:12,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:12,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508927646] [2021-11-23 04:34:12,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508927646] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:12,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:12,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:12,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368291814] [2021-11-23 04:34:12,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:12,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:12,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:12,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:12,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:12,753 INFO L87 Difference]: Start difference. First operand 318 states and 320 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:12,866 INFO L93 Difference]: Finished difference Result 318 states and 320 transitions. [2021-11-23 04:34:12,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:12,867 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 107 [2021-11-23 04:34:12,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:12,868 INFO L225 Difference]: With dead ends: 318 [2021-11-23 04:34:12,868 INFO L226 Difference]: Without dead ends: 314 [2021-11-23 04:34:12,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:12,869 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 315 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:12,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 448 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:12,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2021-11-23 04:34:12,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2021-11-23 04:34:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 288 states have (on average 1.0972222222222223) internal successors, (316), 313 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 316 transitions. [2021-11-23 04:34:12,977 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 316 transitions. Word has length 107 [2021-11-23 04:34:12,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:12,979 INFO L470 AbstractCegarLoop]: Abstraction has 314 states and 316 transitions. [2021-11-23 04:34:12,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:12,979 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 316 transitions. [2021-11-23 04:34:12,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 04:34:12,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:12,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:12,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-23 04:34:12,980 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:12,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:12,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1268024712, now seen corresponding path program 1 times [2021-11-23 04:34:12,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:12,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914573392] [2021-11-23 04:34:12,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:12,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:13,066 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:13,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914573392] [2021-11-23 04:34:13,066 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914573392] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:13,066 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:13,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:13,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790106006] [2021-11-23 04:34:13,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:13,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:13,067 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:13,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:13,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:13,068 INFO L87 Difference]: Start difference. First operand 314 states and 316 transitions. Second operand has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:13,197 INFO L93 Difference]: Finished difference Result 314 states and 316 transitions. [2021-11-23 04:34:13,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:13,198 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 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 109 [2021-11-23 04:34:13,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:13,199 INFO L225 Difference]: With dead ends: 314 [2021-11-23 04:34:13,199 INFO L226 Difference]: Without dead ends: 310 [2021-11-23 04:34:13,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:13,201 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 301 mSDsluCounter, 165 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:13,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 448 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:13,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2021-11-23 04:34:13,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2021-11-23 04:34:13,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 286 states have (on average 1.0909090909090908) internal successors, (312), 309 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 312 transitions. [2021-11-23 04:34:13,311 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 312 transitions. Word has length 109 [2021-11-23 04:34:13,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:13,311 INFO L470 AbstractCegarLoop]: Abstraction has 310 states and 312 transitions. [2021-11-23 04:34:13,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 312 transitions. [2021-11-23 04:34:13,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 04:34:13,312 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:13,312 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:13,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-23 04:34:13,312 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:13,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:13,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1491095013, now seen corresponding path program 1 times [2021-11-23 04:34:13,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:13,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541282376] [2021-11-23 04:34:13,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:13,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:13,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:13,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:13,392 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541282376] [2021-11-23 04:34:13,392 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541282376] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:13,392 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:13,392 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:13,392 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222487443] [2021-11-23 04:34:13,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:13,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:13,393 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:13,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:13,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:13,393 INFO L87 Difference]: Start difference. First operand 310 states and 312 transitions. Second operand has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:13,507 INFO L93 Difference]: Finished difference Result 310 states and 312 transitions. [2021-11-23 04:34:13,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:13,507 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2021-11-23 04:34:13,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:13,508 INFO L225 Difference]: With dead ends: 310 [2021-11-23 04:34:13,508 INFO L226 Difference]: Without dead ends: 306 [2021-11-23 04:34:13,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:13,509 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 284 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 450 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:13,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [284 Valid, 450 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:13,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2021-11-23 04:34:13,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 306. [2021-11-23 04:34:13,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 306 states, 284 states have (on average 1.0845070422535212) internal successors, (308), 305 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 306 states and 308 transitions. [2021-11-23 04:34:13,619 INFO L78 Accepts]: Start accepts. Automaton has 306 states and 308 transitions. Word has length 112 [2021-11-23 04:34:13,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:13,619 INFO L470 AbstractCegarLoop]: Abstraction has 306 states and 308 transitions. [2021-11-23 04:34:13,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.0) internal successors, (112), 3 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,619 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 308 transitions. [2021-11-23 04:34:13,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 04:34:13,620 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:13,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:13,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-23 04:34:13,620 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:13,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:13,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1630930188, now seen corresponding path program 1 times [2021-11-23 04:34:13,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:13,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884859117] [2021-11-23 04:34:13,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:13,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:13,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:13,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884859117] [2021-11-23 04:34:13,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884859117] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:13,710 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:13,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:13,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745216864] [2021-11-23 04:34:13,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:13,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:13,712 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:13,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:13,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:13,713 INFO L87 Difference]: Start difference. First operand 306 states and 308 transitions. Second operand has 4 states, 4 states have (on average 28.75) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:13,843 INFO L93 Difference]: Finished difference Result 306 states and 308 transitions. [2021-11-23 04:34:13,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:13,844 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 115 [2021-11-23 04:34:13,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:13,845 INFO L225 Difference]: With dead ends: 306 [2021-11-23 04:34:13,845 INFO L226 Difference]: Without dead ends: 302 [2021-11-23 04:34:13,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:13,845 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 267 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:13,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [267 Valid, 452 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:13,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 302 states. [2021-11-23 04:34:13,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 302 to 302. [2021-11-23 04:34:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 282 states have (on average 1.0780141843971631) internal successors, (304), 301 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 304 transitions. [2021-11-23 04:34:13,954 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 304 transitions. Word has length 115 [2021-11-23 04:34:13,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:13,954 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 304 transitions. [2021-11-23 04:34:13,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 3 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 304 transitions. [2021-11-23 04:34:13,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 04:34:13,955 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:13,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:13,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-23 04:34:13,955 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:13,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:13,956 INFO L85 PathProgramCache]: Analyzing trace with hash 1928080913, now seen corresponding path program 1 times [2021-11-23 04:34:13,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:13,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908280646] [2021-11-23 04:34:13,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:13,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:14,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:14,056 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:14,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908280646] [2021-11-23 04:34:14,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908280646] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:14,056 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:14,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:14,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882014091] [2021-11-23 04:34:14,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:14,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:14,058 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:14,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:14,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:14,059 INFO L87 Difference]: Start difference. First operand 302 states and 304 transitions. Second operand has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:14,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:14,174 INFO L93 Difference]: Finished difference Result 302 states and 304 transitions. [2021-11-23 04:34:14,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:14,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 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 118 [2021-11-23 04:34:14,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:14,176 INFO L225 Difference]: With dead ends: 302 [2021-11-23 04:34:14,176 INFO L226 Difference]: Without dead ends: 298 [2021-11-23 04:34:14,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:14,176 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 250 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:14,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [250 Valid, 454 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:14,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-11-23 04:34:14,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 298. [2021-11-23 04:34:14,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 298 states, 280 states have (on average 1.0714285714285714) internal successors, (300), 297 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) [2021-11-23 04:34:14,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 298 states and 300 transitions. [2021-11-23 04:34:14,288 INFO L78 Accepts]: Start accepts. Automaton has 298 states and 300 transitions. Word has length 118 [2021-11-23 04:34:14,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:14,288 INFO L470 AbstractCegarLoop]: Abstraction has 298 states and 300 transitions. [2021-11-23 04:34:14,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 3 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:14,289 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 300 transitions. [2021-11-23 04:34:14,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 04:34:14,289 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:14,289 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:14,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-23 04:34:14,290 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:14,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:14,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1429833632, now seen corresponding path program 1 times [2021-11-23 04:34:14,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:14,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800033235] [2021-11-23 04:34:14,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:14,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:14,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:14,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800033235] [2021-11-23 04:34:14,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800033235] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:14,383 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:14,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:14,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053105227] [2021-11-23 04:34:14,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:14,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:14,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:14,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:14,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:14,385 INFO L87 Difference]: Start difference. First operand 298 states and 300 transitions. Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:14,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:14,543 INFO L93 Difference]: Finished difference Result 298 states and 300 transitions. [2021-11-23 04:34:14,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:14,544 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2021-11-23 04:34:14,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:14,545 INFO L225 Difference]: With dead ends: 298 [2021-11-23 04:34:14,545 INFO L226 Difference]: Without dead ends: 294 [2021-11-23 04:34:14,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:14,546 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 233 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:14,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [233 Valid, 456 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:14,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2021-11-23 04:34:14,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 294. [2021-11-23 04:34:14,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 278 states have (on average 1.064748201438849) internal successors, (296), 293 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) [2021-11-23 04:34:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 296 transitions. [2021-11-23 04:34:14,694 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 296 transitions. Word has length 121 [2021-11-23 04:34:14,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:14,695 INFO L470 AbstractCegarLoop]: Abstraction has 294 states and 296 transitions. [2021-11-23 04:34:14,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 296 transitions. [2021-11-23 04:34:14,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 04:34:14,696 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:14,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:14,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-23 04:34:14,696 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:14,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:14,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1316226621, now seen corresponding path program 1 times [2021-11-23 04:34:14,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:14,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894335894] [2021-11-23 04:34:14,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:14,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:14,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:14,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:14,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894335894] [2021-11-23 04:34:14,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894335894] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:14,789 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:14,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:14,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913525761] [2021-11-23 04:34:14,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:14,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:14,790 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:14,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:14,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:14,791 INFO L87 Difference]: Start difference. First operand 294 states and 296 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:14,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:14,909 INFO L93 Difference]: Finished difference Result 294 states and 296 transitions. [2021-11-23 04:34:14,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:14,909 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2021-11-23 04:34:14,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:14,910 INFO L225 Difference]: With dead ends: 294 [2021-11-23 04:34:14,911 INFO L226 Difference]: Without dead ends: 290 [2021-11-23 04:34:14,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:14,912 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 216 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:14,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [216 Valid, 458 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:14,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-11-23 04:34:15,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 290. [2021-11-23 04:34:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 276 states have (on average 1.0579710144927537) internal successors, (292), 289 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 292 transitions. [2021-11-23 04:34:15,026 INFO L78 Accepts]: Start accepts. Automaton has 290 states and 292 transitions. Word has length 124 [2021-11-23 04:34:15,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:15,026 INFO L470 AbstractCegarLoop]: Abstraction has 290 states and 292 transitions. [2021-11-23 04:34:15,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 3 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 292 transitions. [2021-11-23 04:34:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 04:34:15,027 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:15,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:15,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-11-23 04:34:15,027 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:15,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:15,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1339818548, now seen corresponding path program 1 times [2021-11-23 04:34:15,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:15,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858735400] [2021-11-23 04:34:15,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:15,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:15,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:15,120 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:15,120 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858735400] [2021-11-23 04:34:15,120 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858735400] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:15,120 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:15,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:15,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709291038] [2021-11-23 04:34:15,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:15,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:15,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:15,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:15,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:15,123 INFO L87 Difference]: Start difference. First operand 290 states and 292 transitions. Second operand has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:15,241 INFO L93 Difference]: Finished difference Result 290 states and 292 transitions. [2021-11-23 04:34:15,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:15,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2021-11-23 04:34:15,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:15,243 INFO L225 Difference]: With dead ends: 290 [2021-11-23 04:34:15,243 INFO L226 Difference]: Without dead ends: 286 [2021-11-23 04:34:15,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:15,243 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 199 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:15,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [199 Valid, 460 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:15,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 286 states. [2021-11-23 04:34:15,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 286 to 286. [2021-11-23 04:34:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 274 states have (on average 1.051094890510949) internal successors, (288), 285 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 288 transitions. [2021-11-23 04:34:15,394 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 288 transitions. Word has length 127 [2021-11-23 04:34:15,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:15,394 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 288 transitions. [2021-11-23 04:34:15,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.75) internal successors, (127), 3 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,395 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 288 transitions. [2021-11-23 04:34:15,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 04:34:15,395 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:15,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:15,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-11-23 04:34:15,396 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:15,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:15,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1398942103, now seen corresponding path program 1 times [2021-11-23 04:34:15,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:15,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153699541] [2021-11-23 04:34:15,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:15,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:15,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:15,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:15,491 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:15,491 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153699541] [2021-11-23 04:34:15,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153699541] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:15,491 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:15,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:15,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803213559] [2021-11-23 04:34:15,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:15,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:15,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:15,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:15,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:15,492 INFO L87 Difference]: Start difference. First operand 286 states and 288 transitions. Second operand has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:15,609 INFO L93 Difference]: Finished difference Result 286 states and 288 transitions. [2021-11-23 04:34:15,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:15,609 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 130 [2021-11-23 04:34:15,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:15,610 INFO L225 Difference]: With dead ends: 286 [2021-11-23 04:34:15,610 INFO L226 Difference]: Without dead ends: 282 [2021-11-23 04:34:15,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:15,611 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 182 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:15,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 462 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:15,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2021-11-23 04:34:15,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2021-11-23 04:34:15,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 272 states have (on average 1.0441176470588236) internal successors, (284), 281 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 284 transitions. [2021-11-23 04:34:15,722 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 284 transitions. Word has length 130 [2021-11-23 04:34:15,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:15,723 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 284 transitions. [2021-11-23 04:34:15,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.5) internal successors, (130), 3 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,725 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 284 transitions. [2021-11-23 04:34:15,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 04:34:15,725 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:15,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:15,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-11-23 04:34:15,725 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:15,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:15,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1812165832, now seen corresponding path program 1 times [2021-11-23 04:34:15,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:15,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775883338] [2021-11-23 04:34:15,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:15,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:15,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:15,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:15,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775883338] [2021-11-23 04:34:15,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775883338] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:15,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:15,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:15,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573086465] [2021-11-23 04:34:15,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:15,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:15,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:15,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:15,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:15,812 INFO L87 Difference]: Start difference. First operand 282 states and 284 transitions. Second operand has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:15,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:15,932 INFO L93 Difference]: Finished difference Result 282 states and 284 transitions. [2021-11-23 04:34:15,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:15,932 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2021-11-23 04:34:15,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:15,933 INFO L225 Difference]: With dead ends: 282 [2021-11-23 04:34:15,933 INFO L226 Difference]: Without dead ends: 278 [2021-11-23 04:34:15,934 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:15,934 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 165 mSDsluCounter, 213 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:15,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [165 Valid, 464 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:15,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-11-23 04:34:16,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2021-11-23 04:34:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 270 states have (on average 1.037037037037037) internal successors, (280), 277 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 280 transitions. [2021-11-23 04:34:16,047 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 280 transitions. Word has length 133 [2021-11-23 04:34:16,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:16,048 INFO L470 AbstractCegarLoop]: Abstraction has 278 states and 280 transitions. [2021-11-23 04:34:16,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.25) internal successors, (133), 3 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,048 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 280 transitions. [2021-11-23 04:34:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 04:34:16,048 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:16,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:16,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-11-23 04:34:16,061 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:16,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:16,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1510973077, now seen corresponding path program 1 times [2021-11-23 04:34:16,062 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:16,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819263220] [2021-11-23 04:34:16,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:16,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:16,146 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:16,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819263220] [2021-11-23 04:34:16,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819263220] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:16,146 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:16,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:16,146 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670220497] [2021-11-23 04:34:16,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:16,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:16,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:16,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:16,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:16,147 INFO L87 Difference]: Start difference. First operand 278 states and 280 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:16,266 INFO L93 Difference]: Finished difference Result 278 states and 280 transitions. [2021-11-23 04:34:16,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:16,266 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 136 [2021-11-23 04:34:16,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:16,267 INFO L225 Difference]: With dead ends: 278 [2021-11-23 04:34:16,267 INFO L226 Difference]: Without dead ends: 274 [2021-11-23 04:34:16,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:16,268 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 148 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 466 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:16,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 466 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:16,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2021-11-23 04:34:16,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 274. [2021-11-23 04:34:16,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 274 states, 268 states have (on average 1.0298507462686568) internal successors, (276), 273 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 276 transitions. [2021-11-23 04:34:16,381 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 276 transitions. Word has length 136 [2021-11-23 04:34:16,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:16,381 INFO L470 AbstractCegarLoop]: Abstraction has 274 states and 276 transitions. [2021-11-23 04:34:16,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,382 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 276 transitions. [2021-11-23 04:34:16,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 04:34:16,382 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:16,382 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:16,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-11-23 04:34:16,383 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:16,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:16,383 INFO L85 PathProgramCache]: Analyzing trace with hash 2146050212, now seen corresponding path program 1 times [2021-11-23 04:34:16,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:16,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020102084] [2021-11-23 04:34:16,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:16,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:16,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:16,465 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:16,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020102084] [2021-11-23 04:34:16,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020102084] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:16,466 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:16,466 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:16,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192265497] [2021-11-23 04:34:16,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:16,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:16,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:16,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:16,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:16,467 INFO L87 Difference]: Start difference. First operand 274 states and 276 transitions. Second operand has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:16,586 INFO L93 Difference]: Finished difference Result 274 states and 276 transitions. [2021-11-23 04:34:16,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:16,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 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 139 [2021-11-23 04:34:16,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:16,588 INFO L225 Difference]: With dead ends: 274 [2021-11-23 04:34:16,588 INFO L226 Difference]: Without dead ends: 270 [2021-11-23 04:34:16,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:16,588 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 131 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:16,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 468 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:16,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2021-11-23 04:34:16,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2021-11-23 04:34:16,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 270 states, 266 states have (on average 1.0225563909774436) internal successors, (272), 269 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 272 transitions. [2021-11-23 04:34:16,702 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 272 transitions. Word has length 139 [2021-11-23 04:34:16,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:16,703 INFO L470 AbstractCegarLoop]: Abstraction has 270 states and 272 transitions. [2021-11-23 04:34:16,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.75) internal successors, (139), 3 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,703 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 272 transitions. [2021-11-23 04:34:16,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 04:34:16,704 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:16,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:16,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-11-23 04:34:16,704 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:16,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:16,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1896915263, now seen corresponding path program 1 times [2021-11-23 04:34:16,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:16,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295909110] [2021-11-23 04:34:16,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:16,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:16,807 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:16,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295909110] [2021-11-23 04:34:16,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295909110] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:16,807 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:16,807 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 04:34:16,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689175304] [2021-11-23 04:34:16,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:16,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 04:34:16,808 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:16,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 04:34:16,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:16,808 INFO L87 Difference]: Start difference. First operand 270 states and 272 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:16,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:16,988 INFO L93 Difference]: Finished difference Result 270 states and 272 transitions. [2021-11-23 04:34:16,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 04:34:16,991 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 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 142 [2021-11-23 04:34:16,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:16,992 INFO L225 Difference]: With dead ends: 270 [2021-11-23 04:34:16,992 INFO L226 Difference]: Without dead ends: 266 [2021-11-23 04:34:16,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 04:34:16,993 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 356 mSDsluCounter, 249 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 356 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:16,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [356 Valid, 482 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:16,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-11-23 04:34:17,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 266. [2021-11-23 04:34:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 264 states have (on average 1.0151515151515151) internal successors, (268), 265 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:17,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 268 transitions. [2021-11-23 04:34:17,118 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 268 transitions. Word has length 142 [2021-11-23 04:34:17,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:17,119 INFO L470 AbstractCegarLoop]: Abstraction has 266 states and 268 transitions. [2021-11-23 04:34:17,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:17,119 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 268 transitions. [2021-11-23 04:34:17,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 04:34:17,120 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 04:34:17,120 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 04:34:17,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-11-23 04:34:17,120 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-23 04:34:17,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 04:34:17,120 INFO L85 PathProgramCache]: Analyzing trace with hash -2113487344, now seen corresponding path program 1 times [2021-11-23 04:34:17,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 04:34:17,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1744996198] [2021-11-23 04:34:17,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 04:34:17,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 04:34:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 04:34:17,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 04:34:17,202 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 04:34:17,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1744996198] [2021-11-23 04:34:17,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1744996198] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 04:34:17,203 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 04:34:17,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 04:34:17,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68256297] [2021-11-23 04:34:17,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 04:34:17,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 04:34:17,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 04:34:17,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 04:34:17,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 04:34:17,204 INFO L87 Difference]: Start difference. First operand 266 states and 268 transitions. Second operand has 4 states, 4 states have (on average 36.25) internal successors, (145), 3 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:17,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 04:34:17,323 INFO L93 Difference]: Finished difference Result 266 states and 268 transitions. [2021-11-23 04:34:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 04:34:17,323 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 3 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 145 [2021-11-23 04:34:17,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 04:34:17,324 INFO L225 Difference]: With dead ends: 266 [2021-11-23 04:34:17,324 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 04:34:17,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 04:34:17,325 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 97 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 04:34:17,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 474 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 04:34:17,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 04:34:17,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 04:34:17,326 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) [2021-11-23 04:34:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 04:34:17,326 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 145 [2021-11-23 04:34:17,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 04:34:17,326 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 04:34:17,326 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.25) internal successors, (145), 3 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 04:34:17,326 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 04:34:17,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 04:34:17,328 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (51 of 52 remaining) [2021-11-23 04:34:17,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (50 of 52 remaining) [2021-11-23 04:34:17,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (49 of 52 remaining) [2021-11-23 04:34:17,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (48 of 52 remaining) [2021-11-23 04:34:17,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (47 of 52 remaining) [2021-11-23 04:34:17,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (46 of 52 remaining) [2021-11-23 04:34:17,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (45 of 52 remaining) [2021-11-23 04:34:17,329 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (44 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (43 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (42 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (41 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (40 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (39 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (38 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (37 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (36 of 52 remaining) [2021-11-23 04:34:17,330 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (35 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (34 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (33 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (32 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (31 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (30 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (29 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (28 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (27 of 52 remaining) [2021-11-23 04:34:17,331 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (26 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (25 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (24 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (23 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (22 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (21 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (20 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (19 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (18 of 52 remaining) [2021-11-23 04:34:17,332 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (17 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (16 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (15 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (14 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION (13 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION (12 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION (11 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION (10 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION (9 of 52 remaining) [2021-11-23 04:34:17,333 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION (8 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION (7 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (6 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION (5 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION (4 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION (3 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION (2 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION (1 of 52 remaining) [2021-11-23 04:34:17,334 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION (0 of 52 remaining) [2021-11-23 04:34:17,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2021-11-23 04:34:17,336 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. Killed by 15