./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 5b36d44f Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 21c7509b891e0ddc87dd83939d0ee5cb835b3606a1a2de3064d905837c808c7b --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5b36d44 [2021-11-07 20:07:10,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 20:07:10,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 20:07:10,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 20:07:10,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 20:07:10,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 20:07:10,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 20:07:10,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 20:07:10,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 20:07:10,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 20:07:10,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 20:07:10,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 20:07:10,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 20:07:10,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 20:07:10,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 20:07:10,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 20:07:10,360 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 20:07:10,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 20:07:10,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 20:07:10,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 20:07:10,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 20:07:10,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 20:07:10,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 20:07:10,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 20:07:10,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 20:07:10,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 20:07:10,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 20:07:10,381 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 20:07:10,381 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 20:07:10,382 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 20:07:10,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 20:07:10,383 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 20:07:10,384 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 20:07:10,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 20:07:10,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 20:07:10,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 20:07:10,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 20:07:10,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 20:07:10,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 20:07:10,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 20:07:10,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 20:07:10,388 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-07 20:07:10,407 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 20:07:10,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 20:07:10,408 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 20:07:10,408 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 20:07:10,409 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 20:07:10,409 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 20:07:10,409 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 20:07:10,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 20:07:10,410 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 20:07:10,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 20:07:10,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 20:07:10,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 20:07:10,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 20:07:10,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 20:07:10,411 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 20:07:10,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 20:07:10,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 20:07:10,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 20:07:10,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 20:07:10,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:07:10,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 20:07:10,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 20:07:10,412 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 20:07:10,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 20:07:10,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 20:07:10,412 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 20:07:10,413 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 20:07:10,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 20:07:10,413 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 20:07:10,413 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21c7509b891e0ddc87dd83939d0ee5cb835b3606a1a2de3064d905837c808c7b [2021-11-07 20:07:10,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 20:07:10,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 20:07:10,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 20:07:10,664 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 20:07:10,665 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 20:07:10,665 INFO L432 ainManager$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 [2021-11-07 20:07:10,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6597cc0d/6d97f4faf72745bc9d611817f24ebc46/FLAGbb95a3d5c [2021-11-07 20:07:11,336 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 20:07:11,337 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 [2021-11-07 20:07:11,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6597cc0d/6d97f4faf72745bc9d611817f24ebc46/FLAGbb95a3d5c [2021-11-07 20:07:11,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6597cc0d/6d97f4faf72745bc9d611817f24ebc46 [2021-11-07 20:07:11,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 20:07:11,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 20:07:11,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 20:07:11,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 20:07:11,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 20:07:11,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:07:11" (1/1) ... [2021-11-07 20:07:11,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24d9a2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:11, skipping insertion in model container [2021-11-07 20:07:11,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:07:11" (1/1) ... [2021-11-07 20:07:11,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 20:07:11,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 20:07:13,195 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,197 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,198 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,199 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,200 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,204 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,206 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,207 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,207 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,215 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[295852,295865] [2021-11-07 20:07:13,216 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296004,296017] [2021-11-07 20:07:13,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296150,296163] [2021-11-07 20:07:13,217 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296295,296308] [2021-11-07 20:07:13,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296449,296462] [2021-11-07 20:07:13,218 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296600,296613] [2021-11-07 20:07:13,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296755,296768] [2021-11-07 20:07:13,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[296907,296920] [2021-11-07 20:07:13,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297062,297075] [2021-11-07 20:07:13,220 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297226,297239] [2021-11-07 20:07:13,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297382,297395] [2021-11-07 20:07:13,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297546,297559] [2021-11-07 20:07:13,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297688,297701] [2021-11-07 20:07:13,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[297846,297859] [2021-11-07 20:07:13,222 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298013,298026] [2021-11-07 20:07:13,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298172,298185] [2021-11-07 20:07:13,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298331,298344] [2021-11-07 20:07:13,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298480,298493] [2021-11-07 20:07:13,223 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298627,298640] [2021-11-07 20:07:13,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298766,298779] [2021-11-07 20:07:13,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[298929,298942] [2021-11-07 20:07:13,224 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299095,299108] [2021-11-07 20:07:13,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299259,299272] [2021-11-07 20:07:13,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299424,299437] [2021-11-07 20:07:13,225 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299589,299602] [2021-11-07 20:07:13,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299755,299768] [2021-11-07 20:07:13,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[299920,299933] [2021-11-07 20:07:13,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300087,300100] [2021-11-07 20:07:13,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300247,300260] [2021-11-07 20:07:13,228 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300409,300422] [2021-11-07 20:07:13,229 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300568,300581] [2021-11-07 20:07:13,230 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300714,300727] [2021-11-07 20:07:13,230 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[300857,300870] [2021-11-07 20:07:13,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301001,301014] [2021-11-07 20:07:13,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301144,301157] [2021-11-07 20:07:13,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301288,301301] [2021-11-07 20:07:13,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301429,301442] [2021-11-07 20:07:13,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301567,301580] [2021-11-07 20:07:13,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301725,301738] [2021-11-07 20:07:13,232 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[301884,301897] [2021-11-07 20:07:13,233 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302040,302053] [2021-11-07 20:07:13,233 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302189,302202] [2021-11-07 20:07:13,233 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302341,302354] [2021-11-07 20:07:13,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302492,302505] [2021-11-07 20:07:13,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302641,302654] [2021-11-07 20:07:13,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302793,302806] [2021-11-07 20:07:13,234 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[302941,302954] [2021-11-07 20:07:13,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303094,303107] [2021-11-07 20:07:13,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303245,303258] [2021-11-07 20:07:13,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303395,303408] [2021-11-07 20:07:13,235 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303542,303555] [2021-11-07 20:07:13,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303693,303706] [2021-11-07 20:07:13,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303844,303857] [2021-11-07 20:07:13,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[303992,304005] [2021-11-07 20:07:13,236 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304158,304171] [2021-11-07 20:07:13,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304327,304340] [2021-11-07 20:07:13,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304494,304507] [2021-11-07 20:07:13,237 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[304662,304675] [2021-11-07 20:07:13,238 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,238 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,238 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,239 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305290,305303] [2021-11-07 20:07:13,239 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i[305452,305465] [2021-11-07 20:07:13,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 20:07:13,279 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 20:07:13,486 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,487 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,488 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,490 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,490 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,492 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,494 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,495 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,495 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,495 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,495 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,497 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,497 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,498 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,498 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,499 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,500 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,501 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,502 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,502 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,502 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,503 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,504 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,504 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,505 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,505 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,505 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,506 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,506 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,506 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,506 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,507 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,507 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,507 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,508 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,508 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,508 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,508 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,509 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,509 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,509 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,512 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,512 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,513 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,513 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,513 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,514 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,515 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,517 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,518 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,518 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,518 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,519 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,519 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,520 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,527 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,528 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,528 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,529 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,529 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,529 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,530 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,531 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,532 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/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] [2021-11-07 20:07:13,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 20:07:13,670 INFO L208 MainTranslator]: Completed translation [2021-11-07 20:07:13,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13 WrapperNode [2021-11-07 20:07:13,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 20:07:13,671 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 20:07:13,671 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 20:07:13,672 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 20:07:13,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 20:07:13,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 20:07:13,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 20:07:13,843 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 20:07:13,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,862 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 20:07:13,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 20:07:13,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 20:07:13,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 20:07:13,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (1/1) ... [2021-11-07 20:07:13,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 20:07:13,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-07 20:07:13,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 20:07:14,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 20:07:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 20:07:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 20:07:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 20:07:14,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 20:07:14,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 20:07:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 20:07:14,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 20:07:19,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_3_returnLabel: main_#res := 0; [2021-11-07 20:07:19,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint L6697: #t~ret896 := main_#res; [2021-11-07 20:07:19,617 INFO L757 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 20:07:19,624 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 20:07:19,624 INFO L299 CfgBuilder]: Removed 321 assume(true) statements. [2021-11-07 20:07:19,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:07:19 BoogieIcfgContainer [2021-11-07 20:07:19,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 20:07:19,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 20:07:19,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 20:07:19,630 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 20:07:19,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:07:11" (1/3) ... [2021-11-07 20:07:19,631 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618559ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:07:19, skipping insertion in model container [2021-11-07 20:07:19,631 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:07:13" (2/3) ... [2021-11-07 20:07:19,632 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618559ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:07:19, skipping insertion in model container [2021-11-07 20:07:19,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:07:19" (3/3) ... [2021-11-07 20:07:19,633 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--media--rc--lirc_dev.ko.cil.i [2021-11-07 20:07:19,637 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 20:07:19,638 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 52 error locations. [2021-11-07 20:07:19,676 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 20:07:19,681 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 20:07:19,681 INFO L340 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2021-11-07 20:07:19,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 302 states, 250 states have (on average 1.528) internal successors, (382), 301 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:19,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 20:07:19,705 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:19,705 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:19,706 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)] === [2021-11-07 20:07:19,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:19,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1985216017, now seen corresponding path program 1 times [2021-11-07 20:07:19,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:19,722 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030529142] [2021-11-07 20:07:19,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:19,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:20,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:20,271 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:20,271 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030529142] [2021-11-07 20:07:20,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030529142] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:20,271 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:20,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:20,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91496470] [2021-11-07 20:07:20,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:20,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:20,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:20,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:20,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:20,296 INFO L87 Difference]: Start difference. First operand has 302 states, 250 states have (on average 1.528) internal successors, (382), 301 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:20,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:20,425 INFO L93 Difference]: Finished difference Result 1080 states and 1363 transitions. [2021-11-07 20:07:20,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:07:20,428 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-07 20:07:20,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:20,438 INFO L225 Difference]: With dead ends: 1080 [2021-11-07 20:07:20,439 INFO L226 Difference]: Without dead ends: 770 [2021-11-07 20:07:20,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.72ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:20,444 INFO L933 BasicCegarLoop]: 850 mSDtfsCounter, 617 mSDsluCounter, 615 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1465 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 10.29ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.64ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:20,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [617 Valid, 1465 Invalid, 22 Unknown, 0 Unchecked, 10.29ms Time], IncrementalHoareTripleChecker [4 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 41.64ms Time] [2021-11-07 20:07:20,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 770 states. [2021-11-07 20:07:20,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 770 to 286. [2021-11-07 20:07:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 235 states have (on average 1.2765957446808511) internal successors, (300), 285 states have internal predecessors, (300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:20,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 300 transitions. [2021-11-07 20:07:20,487 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 300 transitions. Word has length 13 [2021-11-07 20:07:20,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:20,487 INFO L470 AbstractCegarLoop]: Abstraction has 286 states and 300 transitions. [2021-11-07 20:07:20,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 300 transitions. [2021-11-07 20:07:20,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-07 20:07:20,488 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:20,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:20,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 20:07:20,489 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)] === [2021-11-07 20:07:20,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:20,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1226818338, now seen corresponding path program 1 times [2021-11-07 20:07:20,489 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:20,490 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605848177] [2021-11-07 20:07:20,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:20,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:20,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:20,653 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:20,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605848177] [2021-11-07 20:07:20,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605848177] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:20,654 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:20,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:20,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233848451] [2021-11-07 20:07:20,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:20,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:20,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:20,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:20,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:20,656 INFO L87 Difference]: Start difference. First operand 286 states and 300 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:20,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:20,739 INFO L93 Difference]: Finished difference Result 545 states and 570 transitions. [2021-11-07 20:07:20,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:20,744 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-11-07 20:07:20,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:20,747 INFO L225 Difference]: With dead ends: 545 [2021-11-07 20:07:20,747 INFO L226 Difference]: Without dead ends: 543 [2021-11-07 20:07:20,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.28ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:20,748 INFO L933 BasicCegarLoop]: 554 mSDtfsCounter, 553 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 553 SdHoareTripleChecker+Valid, 844 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.76ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.29ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:20,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [553 Valid, 844 Invalid, 20 Unknown, 0 Unchecked, 6.76ms Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 37.29ms Time] [2021-11-07 20:07:20,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2021-11-07 20:07:20,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 284. [2021-11-07 20:07:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 234 states have (on average 1.2735042735042734) internal successors, (298), 283 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 298 transitions. [2021-11-07 20:07:20,775 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 298 transitions. Word has length 19 [2021-11-07 20:07:20,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:20,775 INFO L470 AbstractCegarLoop]: Abstraction has 284 states and 298 transitions. [2021-11-07 20:07:20,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 298 transitions. [2021-11-07 20:07:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 20:07:20,778 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:20,779 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:20,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 20:07:20,779 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)] === [2021-11-07 20:07:20,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:20,780 INFO L85 PathProgramCache]: Analyzing trace with hash -905783165, now seen corresponding path program 1 times [2021-11-07 20:07:20,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:20,780 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669948513] [2021-11-07 20:07:20,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:20,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:20,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:20,974 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:20,974 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669948513] [2021-11-07 20:07:20,974 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669948513] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:20,974 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:20,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:20,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083826634] [2021-11-07 20:07:20,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:20,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:20,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:20,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:20,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:20,976 INFO L87 Difference]: Start difference. First operand 284 states and 298 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:21,017 INFO L93 Difference]: Finished difference Result 523 states and 546 transitions. [2021-11-07 20:07:21,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:07:21,018 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 33 [2021-11-07 20:07:21,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:21,019 INFO L225 Difference]: With dead ends: 523 [2021-11-07 20:07:21,019 INFO L226 Difference]: Without dead ends: 521 [2021-11-07 20:07:21,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.56ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:21,021 INFO L933 BasicCegarLoop]: 538 mSDtfsCounter, 514 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 985 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.56ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.74ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:21,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [514 Valid, 985 Invalid, 14 Unknown, 0 Unchecked, 1.56ms Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 19.74ms Time] [2021-11-07 20:07:21,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2021-11-07 20:07:21,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 282. [2021-11-07 20:07:21,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 233 states have (on average 1.2703862660944205) internal successors, (296), 281 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 296 transitions. [2021-11-07 20:07:21,041 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 296 transitions. Word has length 33 [2021-11-07 20:07:21,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:21,041 INFO L470 AbstractCegarLoop]: Abstraction has 282 states and 296 transitions. [2021-11-07 20:07:21,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,042 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 296 transitions. [2021-11-07 20:07:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-07 20:07:21,043 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:21,043 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:21,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 20:07:21,043 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)] === [2021-11-07 20:07:21,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:21,044 INFO L85 PathProgramCache]: Analyzing trace with hash 327370800, now seen corresponding path program 1 times [2021-11-07 20:07:21,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:21,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235239522] [2021-11-07 20:07:21,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:21,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:21,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:21,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:21,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235239522] [2021-11-07 20:07:21,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235239522] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:21,247 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:21,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:21,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1638392137] [2021-11-07 20:07:21,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:21,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:21,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:21,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:21,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:21,249 INFO L87 Difference]: Start difference. First operand 282 states and 296 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:21,317 INFO L93 Difference]: Finished difference Result 511 states and 533 transitions. [2021-11-07 20:07:21,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:21,318 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-11-07 20:07:21,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:21,320 INFO L225 Difference]: With dead ends: 511 [2021-11-07 20:07:21,320 INFO L226 Difference]: Without dead ends: 509 [2021-11-07 20:07:21,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.87ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:21,321 INFO L933 BasicCegarLoop]: 518 mSDtfsCounter, 495 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 495 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.42ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.77ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:21,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [495 Valid, 804 Invalid, 19 Unknown, 0 Unchecked, 1.42ms Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 43.77ms Time] [2021-11-07 20:07:21,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2021-11-07 20:07:21,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 280. [2021-11-07 20:07:21,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 232 states have (on average 1.2672413793103448) internal successors, (294), 279 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 294 transitions. [2021-11-07 20:07:21,332 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 294 transitions. Word has length 40 [2021-11-07 20:07:21,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:21,332 INFO L470 AbstractCegarLoop]: Abstraction has 280 states and 294 transitions. [2021-11-07 20:07:21,332 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,334 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 294 transitions. [2021-11-07 20:07:21,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-07 20:07:21,341 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:21,341 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:21,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 20:07:21,341 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)] === [2021-11-07 20:07:21,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:21,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1038118901, now seen corresponding path program 1 times [2021-11-07 20:07:21,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:21,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946360866] [2021-11-07 20:07:21,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:21,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:21,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:21,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:21,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946360866] [2021-11-07 20:07:21,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946360866] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:21,488 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:21,488 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:21,488 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679702951] [2021-11-07 20:07:21,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:21,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:21,489 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:21,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:21,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:21,490 INFO L87 Difference]: Start difference. First operand 280 states and 294 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:21,522 INFO L93 Difference]: Finished difference Result 280 states and 294 transitions. [2021-11-07 20:07:21,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:21,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-11-07 20:07:21,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:21,525 INFO L225 Difference]: With dead ends: 280 [2021-11-07 20:07:21,525 INFO L226 Difference]: Without dead ends: 276 [2021-11-07 20:07:21,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.10ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:21,525 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 410 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.87ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.62ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:21,526 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 414 Invalid, 6 Unknown, 0 Unchecked, 0.87ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 10.62ms Time] [2021-11-07 20:07:21,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-11-07 20:07:21,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2021-11-07 20:07:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 230 states have (on average 1.2608695652173914) internal successors, (290), 275 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 290 transitions. [2021-11-07 20:07:21,536 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 290 transitions. Word has length 43 [2021-11-07 20:07:21,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:21,538 INFO L470 AbstractCegarLoop]: Abstraction has 276 states and 290 transitions. [2021-11-07 20:07:21,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,538 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 290 transitions. [2021-11-07 20:07:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-07 20:07:21,538 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:21,539 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:21,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 20:07:21,539 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:21,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:21,540 INFO L85 PathProgramCache]: Analyzing trace with hash -1199715761, now seen corresponding path program 1 times [2021-11-07 20:07:21,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:21,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645978540] [2021-11-07 20:07:21,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:21,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:21,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:21,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:21,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645978540] [2021-11-07 20:07:21,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645978540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:21,671 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:21,671 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:21,671 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9416890] [2021-11-07 20:07:21,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:21,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:21,672 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:21,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:21,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:21,673 INFO L87 Difference]: Start difference. First operand 276 states and 290 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:21,701 INFO L93 Difference]: Finished difference Result 276 states and 290 transitions. [2021-11-07 20:07:21,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:21,701 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 [2021-11-07 20:07:21,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:21,702 INFO L225 Difference]: With dead ends: 276 [2021-11-07 20:07:21,702 INFO L226 Difference]: Without dead ends: 272 [2021-11-07 20:07:21,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.94ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:21,703 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 396 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.36ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.87ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.75ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:21,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [396 Valid, 414 Invalid, 6 Unknown, 0 Unchecked, 0.87ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.75ms Time] [2021-11-07 20:07:21,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-11-07 20:07:21,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 272. [2021-11-07 20:07:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 228 states have (on average 1.2543859649122806) internal successors, (286), 271 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 286 transitions. [2021-11-07 20:07:21,714 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 286 transitions. Word has length 45 [2021-11-07 20:07:21,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:21,714 INFO L470 AbstractCegarLoop]: Abstraction has 272 states and 286 transitions. [2021-11-07 20:07:21,714 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) [2021-11-07 20:07:21,714 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 286 transitions. [2021-11-07 20:07:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-07 20:07:21,716 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:21,716 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:21,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 20:07:21,717 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:21,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:21,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1748254403, now seen corresponding path program 1 times [2021-11-07 20:07:21,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:21,717 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796543902] [2021-11-07 20:07:21,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:21,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:22,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:22,144 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:22,144 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796543902] [2021-11-07 20:07:22,144 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796543902] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:22,144 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:22,144 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-07 20:07:22,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657565102] [2021-11-07 20:07:22,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:22,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 20:07:22,145 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:22,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 20:07:22,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-07 20:07:22,145 INFO L87 Difference]: Start difference. First operand 272 states and 286 transitions. Second operand has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:22,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:22,511 INFO L93 Difference]: Finished difference Result 830 states and 861 transitions. [2021-11-07 20:07:22,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 20:07:22,512 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-07 20:07:22,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:22,515 INFO L225 Difference]: With dead ends: 830 [2021-11-07 20:07:22,515 INFO L226 Difference]: Without dead ends: 616 [2021-11-07 20:07:22,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 287.47ms TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2021-11-07 20:07:22,518 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1709 mSDsluCounter, 1924 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 125.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1709 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.23ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 139.48ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:22,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1709 Valid, 2292 Invalid, 66 Unknown, 0 Unchecked, 4.23ms Time], IncrementalHoareTripleChecker [8 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 139.48ms Time] [2021-11-07 20:07:22,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-11-07 20:07:22,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 340. [2021-11-07 20:07:22,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 296 states have (on average 1.2297297297297298) internal successors, (364), 339 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:22,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 364 transitions. [2021-11-07 20:07:22,541 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 364 transitions. Word has length 46 [2021-11-07 20:07:22,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:22,541 INFO L470 AbstractCegarLoop]: Abstraction has 340 states and 364 transitions. [2021-11-07 20:07:22,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 9 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:22,541 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 364 transitions. [2021-11-07 20:07:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-07 20:07:22,543 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:22,543 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:22,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 20:07:22,543 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:22,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:22,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1875475213, now seen corresponding path program 1 times [2021-11-07 20:07:22,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:22,544 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484174070] [2021-11-07 20:07:22,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:22,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:22,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:22,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484174070] [2021-11-07 20:07:22,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484174070] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:22,682 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:22,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:22,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702609611] [2021-11-07 20:07:22,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:22,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:22,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:22,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:22,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:22,684 INFO L87 Difference]: Start difference. First operand 340 states and 364 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:22,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:22,727 INFO L93 Difference]: Finished difference Result 340 states and 364 transitions. [2021-11-07 20:07:22,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:22,728 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2021-11-07 20:07:22,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:22,729 INFO L225 Difference]: With dead ends: 340 [2021-11-07 20:07:22,729 INFO L226 Difference]: Without dead ends: 336 [2021-11-07 20:07:22,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.81ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:22,730 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 382 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 382 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.94ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.77ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:22,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [382 Valid, 414 Invalid, 6 Unknown, 0 Unchecked, 0.94ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.77ms Time] [2021-11-07 20:07:22,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-11-07 20:07:22,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 336. [2021-11-07 20:07:22,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 294 states have (on average 1.2244897959183674) internal successors, (360), 335 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:22,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 360 transitions. [2021-11-07 20:07:22,750 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 360 transitions. Word has length 47 [2021-11-07 20:07:22,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:22,750 INFO L470 AbstractCegarLoop]: Abstraction has 336 states and 360 transitions. [2021-11-07 20:07:22,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:22,751 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 360 transitions. [2021-11-07 20:07:22,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-07 20:07:22,751 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:22,751 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:22,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-07 20:07:22,752 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)] === [2021-11-07 20:07:22,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:22,752 INFO L85 PathProgramCache]: Analyzing trace with hash -1984079013, now seen corresponding path program 1 times [2021-11-07 20:07:22,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:22,753 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728940094] [2021-11-07 20:07:22,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:22,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:23,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:23,077 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728940094] [2021-11-07 20:07:23,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728940094] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:23,077 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:23,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-07 20:07:23,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595347578] [2021-11-07 20:07:23,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:23,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 20:07:23,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:23,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 20:07:23,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2021-11-07 20:07:23,078 INFO L87 Difference]: Start difference. First operand 336 states and 360 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:23,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:23,416 INFO L93 Difference]: Finished difference Result 703 states and 727 transitions. [2021-11-07 20:07:23,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 20:07:23,417 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2021-11-07 20:07:23,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:23,418 INFO L225 Difference]: With dead ends: 703 [2021-11-07 20:07:23,418 INFO L226 Difference]: Without dead ends: 511 [2021-11-07 20:07:23,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 306.64ms TimeCoverageRelationStatistics Valid=87, Invalid=185, Unknown=0, NotChecked=0, Total=272 [2021-11-07 20:07:23,420 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 1891 mSDsluCounter, 2199 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 77.26ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1891 SdHoareTripleChecker+Valid, 2662 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.82ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 84.35ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:23,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1891 Valid, 2662 Invalid, 66 Unknown, 0 Unchecked, 3.82ms Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 84.35ms Time] [2021-11-07 20:07:23,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2021-11-07 20:07:23,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 334. [2021-11-07 20:07:23,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 292 states have (on average 1.2226027397260273) internal successors, (357), 333 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 357 transitions. [2021-11-07 20:07:23,446 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 357 transitions. Word has length 48 [2021-11-07 20:07:23,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:23,447 INFO L470 AbstractCegarLoop]: Abstraction has 334 states and 357 transitions. [2021-11-07 20:07:23,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:23,447 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 357 transitions. [2021-11-07 20:07:23,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-07 20:07:23,447 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:23,448 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] [2021-11-07 20:07:23,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-07 20:07:23,448 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)] === [2021-11-07 20:07:23,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:23,448 INFO L85 PathProgramCache]: Analyzing trace with hash 635663280, now seen corresponding path program 1 times [2021-11-07 20:07:23,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:23,449 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548721199] [2021-11-07 20:07:23,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:23,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:23,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:23,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:23,920 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:23,920 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548721199] [2021-11-07 20:07:23,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548721199] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:23,920 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:23,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-07 20:07:23,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819950547] [2021-11-07 20:07:23,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:23,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 20:07:23,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:23,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 20:07:23,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-07 20:07:23,921 INFO L87 Difference]: Start difference. First operand 334 states and 357 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:25,954 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:26,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:26,492 INFO L93 Difference]: Finished difference Result 912 states and 941 transitions. [2021-11-07 20:07:26,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 20:07:26,492 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-07 20:07:26,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:26,495 INFO L225 Difference]: With dead ends: 912 [2021-11-07 20:07:26,495 INFO L226 Difference]: Without dead ends: 812 [2021-11-07 20:07:26,495 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 314.46ms TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240 [2021-11-07 20:07:26,496 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1716 mSDsluCounter, 1667 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2163.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1716 SdHoareTripleChecker+Valid, 2042 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.50ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2267.81ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:26,496 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1716 Valid, 2042 Invalid, 71 Unknown, 0 Unchecked, 5.50ms Time], IncrementalHoareTripleChecker [3 Valid, 67 Invalid, 1 Unknown, 0 Unchecked, 2267.81ms Time] [2021-11-07 20:07:26,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2021-11-07 20:07:26,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 351. [2021-11-07 20:07:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 309 states have (on average 1.2135922330097086) internal successors, (375), 350 states have internal predecessors, (375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 375 transitions. [2021-11-07 20:07:26,525 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 375 transitions. Word has length 51 [2021-11-07 20:07:26,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:26,525 INFO L470 AbstractCegarLoop]: Abstraction has 351 states and 375 transitions. [2021-11-07 20:07:26,525 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 375 transitions. [2021-11-07 20:07:26,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-07 20:07:26,526 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:26,526 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] [2021-11-07 20:07:26,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-07 20:07:26,526 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:26,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:26,527 INFO L85 PathProgramCache]: Analyzing trace with hash -682769680, now seen corresponding path program 1 times [2021-11-07 20:07:26,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:26,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417920693] [2021-11-07 20:07:26,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:26,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:26,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:26,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:26,640 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:26,640 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417920693] [2021-11-07 20:07:26,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417920693] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:26,640 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:26,640 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:26,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476058714] [2021-11-07 20:07:26,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:26,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:26,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:26,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:26,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:26,642 INFO L87 Difference]: Start difference. First operand 351 states and 375 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:26,736 INFO L93 Difference]: Finished difference Result 561 states and 589 transitions. [2021-11-07 20:07:26,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:26,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2021-11-07 20:07:26,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:26,738 INFO L225 Difference]: With dead ends: 561 [2021-11-07 20:07:26,738 INFO L226 Difference]: Without dead ends: 557 [2021-11-07 20:07:26,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.13ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:26,739 INFO L933 BasicCegarLoop]: 462 mSDtfsCounter, 428 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.65ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.00ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:26,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [428 Valid, 731 Invalid, 20 Unknown, 0 Unchecked, 1.65ms Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 36.00ms Time] [2021-11-07 20:07:26,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2021-11-07 20:07:26,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 347. [2021-11-07 20:07:26,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 307 states have (on average 1.205211726384365) internal successors, (370), 346 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 370 transitions. [2021-11-07 20:07:26,785 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 370 transitions. Word has length 51 [2021-11-07 20:07:26,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:26,785 INFO L470 AbstractCegarLoop]: Abstraction has 347 states and 370 transitions. [2021-11-07 20:07:26,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 370 transitions. [2021-11-07 20:07:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 20:07:26,786 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:26,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:26,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-07 20:07:26,786 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:26,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:26,786 INFO L85 PathProgramCache]: Analyzing trace with hash -732791644, now seen corresponding path program 1 times [2021-11-07 20:07:26,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:26,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85268785] [2021-11-07 20:07:26,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:26,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:26,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:26,918 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:26,918 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85268785] [2021-11-07 20:07:26,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85268785] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:26,919 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:26,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:26,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999482490] [2021-11-07 20:07:26,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:26,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:26,920 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:26,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:26,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:26,920 INFO L87 Difference]: Start difference. First operand 347 states and 370 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:26,962 INFO L93 Difference]: Finished difference Result 347 states and 370 transitions. [2021-11-07 20:07:26,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:26,963 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-11-07 20:07:26,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:26,964 INFO L225 Difference]: With dead ends: 347 [2021-11-07 20:07:26,964 INFO L226 Difference]: Without dead ends: 343 [2021-11-07 20:07:26,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.78ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:26,965 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 359 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.40ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.94ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.08ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:26,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [359 Valid, 406 Invalid, 6 Unknown, 0 Unchecked, 0.94ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 8.08ms Time] [2021-11-07 20:07:26,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2021-11-07 20:07:26,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 343. [2021-11-07 20:07:26,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 343 states, 305 states have (on average 1.2) internal successors, (366), 342 states have internal predecessors, (366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 366 transitions. [2021-11-07 20:07:26,995 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 366 transitions. Word has length 54 [2021-11-07 20:07:26,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:26,995 INFO L470 AbstractCegarLoop]: Abstraction has 343 states and 366 transitions. [2021-11-07 20:07:26,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:26,996 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 366 transitions. [2021-11-07 20:07:26,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-07 20:07:26,996 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:26,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:26,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-07 20:07:26,997 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:26,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:26,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1040003942, now seen corresponding path program 1 times [2021-11-07 20:07:26,997 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:26,997 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471826021] [2021-11-07 20:07:26,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:26,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:28,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:28,457 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471826021] [2021-11-07 20:07:28,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471826021] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:28,457 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:28,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-07 20:07:28,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900930479] [2021-11-07 20:07:28,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:28,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 20:07:28,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:28,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 20:07:28,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:07:28,458 INFO L87 Difference]: Start difference. First operand 343 states and 366 transitions. Second operand has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 11 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:28,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:28,967 INFO L93 Difference]: Finished difference Result 830 states and 873 transitions. [2021-11-07 20:07:28,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 20:07:28,968 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 11 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-11-07 20:07:28,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:28,970 INFO L225 Difference]: With dead ends: 830 [2021-11-07 20:07:28,970 INFO L226 Difference]: Without dead ends: 546 [2021-11-07 20:07:28,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 425.15ms TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2021-11-07 20:07:28,971 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 2047 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 157.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.19ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 176.72ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:28,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 2119 Invalid, 86 Unknown, 0 Unchecked, 5.19ms Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 176.72ms Time] [2021-11-07 20:07:28,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2021-11-07 20:07:29,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 358. [2021-11-07 20:07:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358 states, 320 states have (on average 1.190625) internal successors, (381), 357 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 358 states and 381 transitions. [2021-11-07 20:07:29,012 INFO L78 Accepts]: Start accepts. Automaton has 358 states and 381 transitions. Word has length 54 [2021-11-07 20:07:29,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:29,012 INFO L470 AbstractCegarLoop]: Abstraction has 358 states and 381 transitions. [2021-11-07 20:07:29,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.909090909090909) internal successors, (54), 11 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 381 transitions. [2021-11-07 20:07:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-07 20:07:29,013 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:29,013 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] [2021-11-07 20:07:29,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-07 20:07:29,014 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)] === [2021-11-07 20:07:29,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:29,014 INFO L85 PathProgramCache]: Analyzing trace with hash -2086841005, now seen corresponding path program 1 times [2021-11-07 20:07:29,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:29,014 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105886722] [2021-11-07 20:07:29,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:29,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:29,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:29,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:29,432 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:29,432 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105886722] [2021-11-07 20:07:29,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105886722] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:29,432 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:29,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-07 20:07:29,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17016774] [2021-11-07 20:07:29,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:29,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 20:07:29,432 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:29,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 20:07:29,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 20:07:29,433 INFO L87 Difference]: Start difference. First operand 358 states and 381 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:31,460 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:33,594 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:35,746 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:37,880 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:38,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:38,361 INFO L93 Difference]: Finished difference Result 614 states and 636 transitions. [2021-11-07 20:07:38,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 20:07:38,362 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2021-11-07 20:07:38,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:38,364 INFO L225 Difference]: With dead ends: 614 [2021-11-07 20:07:38,364 INFO L226 Difference]: Without dead ends: 527 [2021-11-07 20:07:38,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 250.71ms TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2021-11-07 20:07:38,365 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1115 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8168.28ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1115 SdHoareTripleChecker+Valid, 1151 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.46ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8706.93ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:38,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1115 Valid, 1151 Invalid, 41 Unknown, 0 Unchecked, 3.46ms Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 4 Unknown, 0 Unchecked, 8706.93ms Time] [2021-11-07 20:07:38,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2021-11-07 20:07:38,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 360. [2021-11-07 20:07:38,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 322 states have (on average 1.18944099378882) internal successors, (383), 359 states have internal predecessors, (383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:38,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 383 transitions. [2021-11-07 20:07:38,403 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 383 transitions. Word has length 55 [2021-11-07 20:07:38,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:38,403 INFO L470 AbstractCegarLoop]: Abstraction has 360 states and 383 transitions. [2021-11-07 20:07:38,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:38,403 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 383 transitions. [2021-11-07 20:07:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 20:07:38,404 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:38,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:38,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-07 20:07:38,404 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:38,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:38,405 INFO L85 PathProgramCache]: Analyzing trace with hash 162003144, now seen corresponding path program 1 times [2021-11-07 20:07:38,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:38,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323660522] [2021-11-07 20:07:38,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:38,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:38,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:38,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:38,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323660522] [2021-11-07 20:07:38,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323660522] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:38,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:38,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:38,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777640785] [2021-11-07 20:07:38,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:38,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:38,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:38,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:38,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:38,512 INFO L87 Difference]: Start difference. First operand 360 states and 383 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:38,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:38,612 INFO L93 Difference]: Finished difference Result 577 states and 606 transitions. [2021-11-07 20:07:38,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:07:38,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-07 20:07:38,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:38,614 INFO L225 Difference]: With dead ends: 577 [2021-11-07 20:07:38,614 INFO L226 Difference]: Without dead ends: 573 [2021-11-07 20:07:38,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.83ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:38,616 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 434 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 716 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.50ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.70ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:38,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [434 Valid, 716 Invalid, 23 Unknown, 0 Unchecked, 1.50ms Time], IncrementalHoareTripleChecker [6 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 30.70ms Time] [2021-11-07 20:07:38,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2021-11-07 20:07:38,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 437. [2021-11-07 20:07:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 437 states, 399 states have (on average 1.1779448621553885) internal successors, (470), 436 states have internal predecessors, (470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 470 transitions. [2021-11-07 20:07:38,668 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 470 transitions. Word has length 56 [2021-11-07 20:07:38,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:38,669 INFO L470 AbstractCegarLoop]: Abstraction has 437 states and 470 transitions. [2021-11-07 20:07:38,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 470 transitions. [2021-11-07 20:07:38,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-07 20:07:38,673 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:38,673 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:38,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-07 20:07:38,673 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:38,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:38,674 INFO L85 PathProgramCache]: Analyzing trace with hash -1111205903, now seen corresponding path program 1 times [2021-11-07 20:07:38,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:38,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104844298] [2021-11-07 20:07:38,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:38,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:38,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:38,802 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:38,802 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104844298] [2021-11-07 20:07:38,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104844298] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:38,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:38,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 20:07:38,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125958053] [2021-11-07 20:07:38,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:38,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:38,805 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:38,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:38,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:38,807 INFO L87 Difference]: Start difference. First operand 437 states and 470 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:40,849 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:41,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:41,136 INFO L93 Difference]: Finished difference Result 736 states and 764 transitions. [2021-11-07 20:07:41,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:07:41,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 56 [2021-11-07 20:07:41,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:41,139 INFO L225 Difference]: With dead ends: 736 [2021-11-07 20:07:41,139 INFO L226 Difference]: Without dead ends: 732 [2021-11-07 20:07:41,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.95ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:41,140 INFO L933 BasicCegarLoop]: 644 mSDtfsCounter, 410 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2076.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 410 SdHoareTripleChecker+Valid, 1500 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.77ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2206.87ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:41,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [410 Valid, 1500 Invalid, 22 Unknown, 0 Unchecked, 2.77ms Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 1 Unknown, 0 Unchecked, 2206.87ms Time] [2021-11-07 20:07:41,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-11-07 20:07:41,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 436. [2021-11-07 20:07:41,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 399 states have (on average 1.1754385964912282) internal successors, (469), 435 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:41,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 469 transitions. [2021-11-07 20:07:41,199 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 469 transitions. Word has length 56 [2021-11-07 20:07:41,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:41,199 INFO L470 AbstractCegarLoop]: Abstraction has 436 states and 469 transitions. [2021-11-07 20:07:41,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:41,200 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 469 transitions. [2021-11-07 20:07:41,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-07 20:07:41,200 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:41,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:41,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-07 20:07:41,201 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)] === [2021-11-07 20:07:41,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:41,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1539369976, now seen corresponding path program 1 times [2021-11-07 20:07:41,202 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:41,202 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470528387] [2021-11-07 20:07:41,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:41,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:42,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:42,760 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:42,760 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470528387] [2021-11-07 20:07:42,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470528387] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:42,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:42,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-07 20:07:42,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162928506] [2021-11-07 20:07:42,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:42,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-07 20:07:42,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:42,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-07 20:07:42,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2021-11-07 20:07:42,761 INFO L87 Difference]: Start difference. First operand 436 states and 469 transitions. Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:44,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:44,835 INFO L93 Difference]: Finished difference Result 1350 states and 1394 transitions. [2021-11-07 20:07:44,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-07 20:07:44,836 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-11-07 20:07:44,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:44,839 INFO L225 Difference]: With dead ends: 1350 [2021-11-07 20:07:44,839 INFO L226 Difference]: Without dead ends: 1246 [2021-11-07 20:07:44,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 1594.79ms TimeCoverageRelationStatistics Valid=564, Invalid=1506, Unknown=0, NotChecked=0, Total=2070 [2021-11-07 20:07:44,840 INFO L933 BasicCegarLoop]: 681 mSDtfsCounter, 3875 mSDsluCounter, 3821 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 493.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3875 SdHoareTripleChecker+Valid, 4502 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.04ms SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 545.71ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:44,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3875 Valid, 4502 Invalid, 326 Unknown, 0 Unchecked, 14.04ms Time], IncrementalHoareTripleChecker [11 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 545.71ms Time] [2021-11-07 20:07:44,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1246 states. [2021-11-07 20:07:44,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1246 to 436. [2021-11-07 20:07:44,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 399 states have (on average 1.1704260651629073) internal successors, (467), 435 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:44,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 467 transitions. [2021-11-07 20:07:44,916 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 467 transitions. Word has length 57 [2021-11-07 20:07:44,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:44,917 INFO L470 AbstractCegarLoop]: Abstraction has 436 states and 467 transitions. [2021-11-07 20:07:44,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:44,917 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 467 transitions. [2021-11-07 20:07:44,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-07 20:07:44,917 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:44,918 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] [2021-11-07 20:07:44,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-07 20:07:44,918 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:44,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:44,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1066335564, now seen corresponding path program 1 times [2021-11-07 20:07:44,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:44,919 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68174353] [2021-11-07 20:07:44,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:44,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:45,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:45,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:45,028 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68174353] [2021-11-07 20:07:45,028 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68174353] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:45,028 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:45,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:45,029 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51690143] [2021-11-07 20:07:45,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:45,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:45,029 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:45,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:45,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:45,030 INFO L87 Difference]: Start difference. First operand 436 states and 467 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:45,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:45,150 INFO L93 Difference]: Finished difference Result 650 states and 702 transitions. [2021-11-07 20:07:45,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:07:45,151 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-07 20:07:45,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:45,152 INFO L225 Difference]: With dead ends: 650 [2021-11-07 20:07:45,152 INFO L226 Difference]: Without dead ends: 646 [2021-11-07 20:07:45,153 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.93ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:45,153 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 389 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 547 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.35ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.76ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:45,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [389 Valid, 547 Invalid, 18 Unknown, 0 Unchecked, 1.35ms Time], IncrementalHoareTripleChecker [5 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 25.76ms Time] [2021-11-07 20:07:45,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2021-11-07 20:07:45,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 546. [2021-11-07 20:07:45,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 510 states have (on average 1.1627450980392158) internal successors, (593), 545 states have internal predecessors, (593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 593 transitions. [2021-11-07 20:07:45,228 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 593 transitions. Word has length 58 [2021-11-07 20:07:45,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:45,228 INFO L470 AbstractCegarLoop]: Abstraction has 546 states and 593 transitions. [2021-11-07 20:07:45,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:45,228 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 593 transitions. [2021-11-07 20:07:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-07 20:07:45,229 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:45,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:45,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-07 20:07:45,229 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)] === [2021-11-07 20:07:45,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:45,230 INFO L85 PathProgramCache]: Analyzing trace with hash 527484261, now seen corresponding path program 1 times [2021-11-07 20:07:45,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:45,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591217750] [2021-11-07 20:07:45,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:45,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:45,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:45,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:45,717 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:45,717 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591217750] [2021-11-07 20:07:45,717 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591217750] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:45,717 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:45,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-07 20:07:45,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892828263] [2021-11-07 20:07:45,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:45,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 20:07:45,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:45,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 20:07:45,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-11-07 20:07:45,718 INFO L87 Difference]: Start difference. First operand 546 states and 593 transitions. Second operand has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:47,748 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:49,932 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:52,007 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:54,106 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:07:54,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:54,621 INFO L93 Difference]: Finished difference Result 740 states and 787 transitions. [2021-11-07 20:07:54,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 20:07:54,622 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-07 20:07:54,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:54,624 INFO L225 Difference]: With dead ends: 740 [2021-11-07 20:07:54,624 INFO L226 Difference]: Without dead ends: 618 [2021-11-07 20:07:54,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 338.28ms TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2021-11-07 20:07:54,625 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 832 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8173.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 1633 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.53ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8622.54ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:54,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [832 Valid, 1633 Invalid, 77 Unknown, 0 Unchecked, 2.53ms Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 4 Unknown, 0 Unchecked, 8622.54ms Time] [2021-11-07 20:07:54,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2021-11-07 20:07:54,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 532. [2021-11-07 20:07:54,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 496 states have (on average 1.1633064516129032) internal successors, (577), 531 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:54,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 577 transitions. [2021-11-07 20:07:54,696 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 577 transitions. Word has length 58 [2021-11-07 20:07:54,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:54,696 INFO L470 AbstractCegarLoop]: Abstraction has 532 states and 577 transitions. [2021-11-07 20:07:54,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:54,696 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 577 transitions. [2021-11-07 20:07:54,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-07 20:07:54,697 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:54,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:54,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-07 20:07:54,697 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:54,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:54,698 INFO L85 PathProgramCache]: Analyzing trace with hash 456395359, now seen corresponding path program 1 times [2021-11-07 20:07:54,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:54,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161237350] [2021-11-07 20:07:54,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:54,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:55,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:55,108 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:55,108 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161237350] [2021-11-07 20:07:55,108 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161237350] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:55,108 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:55,108 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-07 20:07:55,108 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740863726] [2021-11-07 20:07:55,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:55,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 20:07:55,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:55,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 20:07:55,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:07:55,109 INFO L87 Difference]: Start difference. First operand 532 states and 577 transitions. Second operand has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:55,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:55,593 INFO L93 Difference]: Finished difference Result 680 states and 723 transitions. [2021-11-07 20:07:55,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 20:07:55,594 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-11-07 20:07:55,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:55,596 INFO L225 Difference]: With dead ends: 680 [2021-11-07 20:07:55,596 INFO L226 Difference]: Without dead ends: 591 [2021-11-07 20:07:55,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 365.93ms TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2021-11-07 20:07:55,597 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1772 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 132.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1772 SdHoareTripleChecker+Valid, 1252 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.46ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 142.75ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:55,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1772 Valid, 1252 Invalid, 80 Unknown, 0 Unchecked, 2.46ms Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 142.75ms Time] [2021-11-07 20:07:55,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2021-11-07 20:07:55,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 518. [2021-11-07 20:07:55,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 482 states have (on average 1.16597510373444) internal successors, (562), 517 states have internal predecessors, (562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:55,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 562 transitions. [2021-11-07 20:07:55,675 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 562 transitions. Word has length 58 [2021-11-07 20:07:55,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:55,676 INFO L470 AbstractCegarLoop]: Abstraction has 518 states and 562 transitions. [2021-11-07 20:07:55,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.2727272727272725) internal successors, (58), 11 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:55,676 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 562 transitions. [2021-11-07 20:07:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-07 20:07:55,677 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:55,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:55,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-07 20:07:55,677 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:55,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:55,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1748569552, now seen corresponding path program 1 times [2021-11-07 20:07:55,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:55,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895259738] [2021-11-07 20:07:55,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:55,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:55,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:55,779 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:55,779 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895259738] [2021-11-07 20:07:55,779 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895259738] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:55,779 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:55,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:55,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097283188] [2021-11-07 20:07:55,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:55,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:55,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:55,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:55,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:55,781 INFO L87 Difference]: Start difference. First operand 518 states and 562 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:55,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:55,880 INFO L93 Difference]: Finished difference Result 518 states and 562 transitions. [2021-11-07 20:07:55,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:55,880 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2021-11-07 20:07:55,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:55,882 INFO L225 Difference]: With dead ends: 518 [2021-11-07 20:07:55,882 INFO L226 Difference]: Without dead ends: 514 [2021-11-07 20:07:55,882 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.42ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:55,883 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 320 mSDsluCounter, 151 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.70ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.19ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:55,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.70ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.19ms Time] [2021-11-07 20:07:55,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2021-11-07 20:07:55,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 514. [2021-11-07 20:07:55,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 480 states have (on average 1.1625) internal successors, (558), 513 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:55,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 558 transitions. [2021-11-07 20:07:55,964 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 558 transitions. Word has length 60 [2021-11-07 20:07:55,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:55,964 INFO L470 AbstractCegarLoop]: Abstraction has 514 states and 558 transitions. [2021-11-07 20:07:55,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:55,965 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 558 transitions. [2021-11-07 20:07:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-07 20:07:55,965 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:55,965 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:55,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-07 20:07:55,966 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:55,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:55,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1042989196, now seen corresponding path program 1 times [2021-11-07 20:07:55,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:55,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275192914] [2021-11-07 20:07:55,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:55,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:56,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:56,069 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:56,069 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275192914] [2021-11-07 20:07:56,069 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275192914] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:56,069 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:56,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:56,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105936092] [2021-11-07 20:07:56,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:56,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:56,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:56,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:56,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:56,071 INFO L87 Difference]: Start difference. First operand 514 states and 558 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:56,196 INFO L93 Difference]: Finished difference Result 514 states and 558 transitions. [2021-11-07 20:07:56,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:56,196 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-11-07 20:07:56,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:56,198 INFO L225 Difference]: With dead ends: 514 [2021-11-07 20:07:56,198 INFO L226 Difference]: Without dead ends: 510 [2021-11-07 20:07:56,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.85ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:56,199 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 306 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 306 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.64ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.75ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:56,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [306 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.64ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 16.75ms Time] [2021-11-07 20:07:56,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2021-11-07 20:07:56,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 510. [2021-11-07 20:07:56,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 478 states have (on average 1.1589958158995817) internal successors, (554), 509 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 554 transitions. [2021-11-07 20:07:56,277 INFO L78 Accepts]: Start accepts. Automaton has 510 states and 554 transitions. Word has length 62 [2021-11-07 20:07:56,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:56,277 INFO L470 AbstractCegarLoop]: Abstraction has 510 states and 554 transitions. [2021-11-07 20:07:56,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 3 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,277 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 554 transitions. [2021-11-07 20:07:56,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-07 20:07:56,278 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:56,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:56,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-07 20:07:56,278 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:56,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:56,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1585100489, now seen corresponding path program 1 times [2021-11-07 20:07:56,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:56,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649179327] [2021-11-07 20:07:56,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:56,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:56,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:56,388 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:56,388 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649179327] [2021-11-07 20:07:56,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649179327] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:56,389 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:56,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:56,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156857665] [2021-11-07 20:07:56,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:56,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:56,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:56,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:56,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:56,390 INFO L87 Difference]: Start difference. First operand 510 states and 554 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:56,486 INFO L93 Difference]: Finished difference Result 510 states and 554 transitions. [2021-11-07 20:07:56,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:56,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2021-11-07 20:07:56,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:56,488 INFO L225 Difference]: With dead ends: 510 [2021-11-07 20:07:56,488 INFO L226 Difference]: Without dead ends: 506 [2021-11-07 20:07:56,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 31.48ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:56,489 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 292 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.61ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.68ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:56,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [292 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.61ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 8.68ms Time] [2021-11-07 20:07:56,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2021-11-07 20:07:56,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 506. [2021-11-07 20:07:56,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 476 states have (on average 1.1554621848739495) internal successors, (550), 505 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 550 transitions. [2021-11-07 20:07:56,568 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 550 transitions. Word has length 64 [2021-11-07 20:07:56,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:56,568 INFO L470 AbstractCegarLoop]: Abstraction has 506 states and 550 transitions. [2021-11-07 20:07:56,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,569 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 550 transitions. [2021-11-07 20:07:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-07 20:07:56,569 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:56,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:56,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-07 20:07:56,570 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:56,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:56,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1431958363, now seen corresponding path program 1 times [2021-11-07 20:07:56,570 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:56,570 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632487442] [2021-11-07 20:07:56,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:56,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:56,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:56,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:56,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:56,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632487442] [2021-11-07 20:07:56,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632487442] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:56,674 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:56,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:56,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123570644] [2021-11-07 20:07:56,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:56,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:56,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:56,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:56,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:56,675 INFO L87 Difference]: Start difference. First operand 506 states and 550 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:56,791 INFO L93 Difference]: Finished difference Result 506 states and 550 transitions. [2021-11-07 20:07:56,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:56,792 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-11-07 20:07:56,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:56,805 INFO L225 Difference]: With dead ends: 506 [2021-11-07 20:07:56,805 INFO L226 Difference]: Without dead ends: 502 [2021-11-07 20:07:56,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.02ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:56,806 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 278 mSDsluCounter, 163 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.24ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 278 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.64ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.85ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:56,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [278 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.64ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 8.85ms Time] [2021-11-07 20:07:56,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2021-11-07 20:07:56,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 502. [2021-11-07 20:07:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 474 states have (on average 1.1518987341772151) internal successors, (546), 501 states have internal predecessors, (546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 546 transitions. [2021-11-07 20:07:56,888 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 546 transitions. Word has length 66 [2021-11-07 20:07:56,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:56,889 INFO L470 AbstractCegarLoop]: Abstraction has 502 states and 546 transitions. [2021-11-07 20:07:56,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:56,889 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 546 transitions. [2021-11-07 20:07:56,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-07 20:07:56,890 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:56,890 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:56,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-07 20:07:56,890 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:56,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:56,891 INFO L85 PathProgramCache]: Analyzing trace with hash 552374612, now seen corresponding path program 1 times [2021-11-07 20:07:56,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:56,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523698399] [2021-11-07 20:07:56,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:56,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:57,057 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:57,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523698399] [2021-11-07 20:07:57,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523698399] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:57,057 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:57,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-07 20:07:57,057 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597607301] [2021-11-07 20:07:57,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:57,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 20:07:57,057 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:57,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 20:07:57,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:07:57,058 INFO L87 Difference]: Start difference. First operand 502 states and 546 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:57,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:57,381 INFO L93 Difference]: Finished difference Result 1103 states and 1164 transitions. [2021-11-07 20:07:57,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-07 20:07:57,382 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-07 20:07:57,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:57,384 INFO L225 Difference]: With dead ends: 1103 [2021-11-07 20:07:57,384 INFO L226 Difference]: Without dead ends: 898 [2021-11-07 20:07:57,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 152.83ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:07:57,387 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1161 mSDsluCounter, 1903 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 59.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2321 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.11ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.94ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:57,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2321 Invalid, 39 Unknown, 0 Unchecked, 2.11ms Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 63.94ms Time] [2021-11-07 20:07:57,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2021-11-07 20:07:57,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 502. [2021-11-07 20:07:57,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 474 states have (on average 1.1476793248945147) internal successors, (544), 501 states have internal predecessors, (544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 544 transitions. [2021-11-07 20:07:57,483 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 544 transitions. Word has length 67 [2021-11-07 20:07:57,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:57,483 INFO L470 AbstractCegarLoop]: Abstraction has 502 states and 544 transitions. [2021-11-07 20:07:57,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 544 transitions. [2021-11-07 20:07:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-07 20:07:57,485 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:57,485 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:57,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-07 20:07:57,486 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:57,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:57,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1722590687, now seen corresponding path program 1 times [2021-11-07 20:07:57,486 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:57,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847039744] [2021-11-07 20:07:57,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:57,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:57,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:57,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:57,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847039744] [2021-11-07 20:07:57,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847039744] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:57,616 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:57,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:07:57,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243137573] [2021-11-07 20:07:57,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:57,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:57,617 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:57,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:57,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:57,618 INFO L87 Difference]: Start difference. First operand 502 states and 544 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:57,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:07:57,727 INFO L93 Difference]: Finished difference Result 502 states and 544 transitions. [2021-11-07 20:07:57,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:07:57,727 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2021-11-07 20:07:57,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:07:57,729 INFO L225 Difference]: With dead ends: 502 [2021-11-07 20:07:57,730 INFO L226 Difference]: Without dead ends: 498 [2021-11-07 20:07:57,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 28.63ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:07:57,730 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 264 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.85ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.68ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.53ms IncrementalHoareTripleChecker+Time [2021-11-07 20:07:57,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.68ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.53ms Time] [2021-11-07 20:07:57,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2021-11-07 20:07:57,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 498. [2021-11-07 20:07:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 472 states have (on average 1.1440677966101696) internal successors, (540), 497 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 540 transitions. [2021-11-07 20:07:57,817 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 540 transitions. Word has length 68 [2021-11-07 20:07:57,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:07:57,817 INFO L470 AbstractCegarLoop]: Abstraction has 498 states and 540 transitions. [2021-11-07 20:07:57,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:07:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 540 transitions. [2021-11-07 20:07:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-07 20:07:57,818 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:07:57,818 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:07:57,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-07 20:07:57,819 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:07:57,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:07:57,819 INFO L85 PathProgramCache]: Analyzing trace with hash -460102869, now seen corresponding path program 1 times [2021-11-07 20:07:57,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:07:57,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649177777] [2021-11-07 20:07:57,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:07:57,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:07:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:07:57,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:07:57,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:07:57,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649177777] [2021-11-07 20:07:57,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649177777] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:07:57,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:07:57,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 20:07:57,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116839088] [2021-11-07 20:07:57,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:07:57,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:07:57,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:07:57,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:07:57,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:07:57,932 INFO L87 Difference]: Start difference. First operand 498 states and 540 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:00,000 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:08:00,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:00,253 INFO L93 Difference]: Finished difference Result 588 states and 635 transitions. [2021-11-07 20:08:00,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 20:08:00,254 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2021-11-07 20:08:00,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:00,255 INFO L225 Difference]: With dead ends: 588 [2021-11-07 20:08:00,256 INFO L226 Difference]: Without dead ends: 586 [2021-11-07 20:08:00,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 34.14ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:00,256 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 170 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2089.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.15ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2199.37ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:00,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [170 Valid, 873 Invalid, 13 Unknown, 0 Unchecked, 1.15ms Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 2199.37ms Time] [2021-11-07 20:08:00,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2021-11-07 20:08:00,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 530. [2021-11-07 20:08:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 504 states have (on average 1.1488095238095237) internal successors, (579), 529 states have internal predecessors, (579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:00,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 579 transitions. [2021-11-07 20:08:00,361 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 579 transitions. Word has length 69 [2021-11-07 20:08:00,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:00,362 INFO L470 AbstractCegarLoop]: Abstraction has 530 states and 579 transitions. [2021-11-07 20:08:00,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:00,362 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 579 transitions. [2021-11-07 20:08:00,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-07 20:08:00,370 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:00,370 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] [2021-11-07 20:08:00,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-07 20:08:00,370 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:00,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:00,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1847380163, now seen corresponding path program 1 times [2021-11-07 20:08:00,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:00,371 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140799393] [2021-11-07 20:08:00,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:00,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:00,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:00,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:00,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140799393] [2021-11-07 20:08:00,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140799393] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:00,575 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:00,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:00,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590777266] [2021-11-07 20:08:00,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:00,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:00,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:00,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:00,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:00,576 INFO L87 Difference]: Start difference. First operand 530 states and 579 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:00,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:00,691 INFO L93 Difference]: Finished difference Result 530 states and 579 transitions. [2021-11-07 20:08:00,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:00,691 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2021-11-07 20:08:00,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:00,693 INFO L225 Difference]: With dead ends: 530 [2021-11-07 20:08:00,693 INFO L226 Difference]: Without dead ends: 526 [2021-11-07 20:08:00,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.81ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:00,694 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 250 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.91ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.58ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.55ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:00,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [250 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.58ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.55ms Time] [2021-11-07 20:08:00,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2021-11-07 20:08:00,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2021-11-07 20:08:00,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 502 states have (on average 1.1454183266932272) internal successors, (575), 525 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:00,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 575 transitions. [2021-11-07 20:08:00,794 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 575 transitions. Word has length 70 [2021-11-07 20:08:00,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:00,795 INFO L470 AbstractCegarLoop]: Abstraction has 526 states and 575 transitions. [2021-11-07 20:08:00,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:00,795 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 575 transitions. [2021-11-07 20:08:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-07 20:08:00,796 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:00,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:00,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-07 20:08:00,796 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:00,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:00,796 INFO L85 PathProgramCache]: Analyzing trace with hash 963538492, now seen corresponding path program 1 times [2021-11-07 20:08:00,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:00,797 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940172385] [2021-11-07 20:08:00,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:00,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:01,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:01,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:01,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940172385] [2021-11-07 20:08:01,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940172385] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:01,550 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:01,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-07 20:08:01,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306744690] [2021-11-07 20:08:01,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:01,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 20:08:01,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:01,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 20:08:01,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-07 20:08:01,551 INFO L87 Difference]: Start difference. First operand 526 states and 575 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:02,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:02,125 INFO L93 Difference]: Finished difference Result 1132 states and 1196 transitions. [2021-11-07 20:08:02,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 20:08:02,126 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 71 [2021-11-07 20:08:02,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:02,128 INFO L225 Difference]: With dead ends: 1132 [2021-11-07 20:08:02,129 INFO L226 Difference]: Without dead ends: 880 [2021-11-07 20:08:02,129 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 434.25ms TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2021-11-07 20:08:02,130 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1813 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1813 SdHoareTripleChecker+Valid, 1580 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.84ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 117.89ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:02,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1813 Valid, 1580 Invalid, 46 Unknown, 0 Unchecked, 2.84ms Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 117.89ms Time] [2021-11-07 20:08:02,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2021-11-07 20:08:02,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 526. [2021-11-07 20:08:02,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 502 states have (on average 1.1434262948207172) internal successors, (574), 525 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:02,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 574 transitions. [2021-11-07 20:08:02,231 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 574 transitions. Word has length 71 [2021-11-07 20:08:02,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:02,231 INFO L470 AbstractCegarLoop]: Abstraction has 526 states and 574 transitions. [2021-11-07 20:08:02,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:02,232 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 574 transitions. [2021-11-07 20:08:02,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-07 20:08:02,251 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:02,251 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] [2021-11-07 20:08:02,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-07 20:08:02,252 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:02,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:02,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1510982663, now seen corresponding path program 1 times [2021-11-07 20:08:02,252 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:02,252 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384587456] [2021-11-07 20:08:02,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:02,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:02,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:02,368 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:02,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384587456] [2021-11-07 20:08:02,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384587456] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:02,369 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:02,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:02,369 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291340087] [2021-11-07 20:08:02,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:02,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:02,369 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:02,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:02,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:02,370 INFO L87 Difference]: Start difference. First operand 526 states and 574 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:02,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:02,493 INFO L93 Difference]: Finished difference Result 526 states and 574 transitions. [2021-11-07 20:08:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:02,494 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-07 20:08:02,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:02,495 INFO L225 Difference]: With dead ends: 526 [2021-11-07 20:08:02,495 INFO L226 Difference]: Without dead ends: 522 [2021-11-07 20:08:02,496 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.95ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:02,497 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 236 mSDsluCounter, 175 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 236 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.59ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.77ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:02,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [236 Valid, 412 Invalid, 6 Unknown, 0 Unchecked, 0.59ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 8.77ms Time] [2021-11-07 20:08:02,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2021-11-07 20:08:02,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 522. [2021-11-07 20:08:02,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 500 states have (on average 1.14) internal successors, (570), 521 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 570 transitions. [2021-11-07 20:08:02,596 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 570 transitions. Word has length 72 [2021-11-07 20:08:02,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:02,596 INFO L470 AbstractCegarLoop]: Abstraction has 522 states and 570 transitions. [2021-11-07 20:08:02,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 570 transitions. [2021-11-07 20:08:02,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-07 20:08:02,597 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:02,597 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] [2021-11-07 20:08:02,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-07 20:08:02,598 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:02,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:02,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1974419993, now seen corresponding path program 1 times [2021-11-07 20:08:02,600 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:02,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715148984] [2021-11-07 20:08:02,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:02,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:03,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:03,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:03,199 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715148984] [2021-11-07 20:08:03,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715148984] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:03,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:03,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-07 20:08:03,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709314161] [2021-11-07 20:08:03,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:03,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-07 20:08:03,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:03,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-07 20:08:03,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-07 20:08:03,200 INFO L87 Difference]: Start difference. First operand 522 states and 570 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:03,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:03,615 INFO L93 Difference]: Finished difference Result 728 states and 781 transitions. [2021-11-07 20:08:03,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 20:08:03,616 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2021-11-07 20:08:03,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:03,617 INFO L225 Difference]: With dead ends: 728 [2021-11-07 20:08:03,617 INFO L226 Difference]: Without dead ends: 580 [2021-11-07 20:08:03,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 278.77ms TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2021-11-07 20:08:03,618 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 636 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 108.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 2673 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.99ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 118.35ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:03,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 2673 Invalid, 106 Unknown, 0 Unchecked, 1.99ms Time], IncrementalHoareTripleChecker [9 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 118.35ms Time] [2021-11-07 20:08:03,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-11-07 20:08:03,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 456. [2021-11-07 20:08:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 436 states have (on average 1.114678899082569) internal successors, (486), 455 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 486 transitions. [2021-11-07 20:08:03,707 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 486 transitions. Word has length 72 [2021-11-07 20:08:03,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:03,707 INFO L470 AbstractCegarLoop]: Abstraction has 456 states and 486 transitions. [2021-11-07 20:08:03,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 12 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:03,707 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 486 transitions. [2021-11-07 20:08:03,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-07 20:08:03,708 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:03,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:03,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-07 20:08:03,708 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:03,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:03,709 INFO L85 PathProgramCache]: Analyzing trace with hash -615257778, now seen corresponding path program 1 times [2021-11-07 20:08:03,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:03,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566817012] [2021-11-07 20:08:03,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:03,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:04,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:04,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:04,355 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566817012] [2021-11-07 20:08:04,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566817012] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:04,355 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:04,355 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-11-07 20:08:04,355 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785284761] [2021-11-07 20:08:04,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:04,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-07 20:08:04,356 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:04,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-07 20:08:04,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-11-07 20:08:04,356 INFO L87 Difference]: Start difference. First operand 456 states and 486 transitions. Second operand has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:04,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:04,895 INFO L93 Difference]: Finished difference Result 519 states and 548 transitions. [2021-11-07 20:08:04,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 20:08:04,896 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-07 20:08:04,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:04,897 INFO L225 Difference]: With dead ends: 519 [2021-11-07 20:08:04,897 INFO L226 Difference]: Without dead ends: 456 [2021-11-07 20:08:04,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 438.83ms TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2021-11-07 20:08:04,898 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 814 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 139.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 1809 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.02ms SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 151.47ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:04,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [814 Valid, 1809 Invalid, 103 Unknown, 0 Unchecked, 2.02ms Time], IncrementalHoareTripleChecker [9 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 151.47ms Time] [2021-11-07 20:08:04,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2021-11-07 20:08:04,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 456. [2021-11-07 20:08:04,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 456 states, 436 states have (on average 1.110091743119266) internal successors, (484), 455 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 484 transitions. [2021-11-07 20:08:04,986 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 484 transitions. Word has length 73 [2021-11-07 20:08:04,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:04,987 INFO L470 AbstractCegarLoop]: Abstraction has 456 states and 484 transitions. [2021-11-07 20:08:04,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 484 transitions. [2021-11-07 20:08:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-07 20:08:04,988 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:04,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:04,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-07 20:08:04,988 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:04,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:04,988 INFO L85 PathProgramCache]: Analyzing trace with hash -406915580, now seen corresponding path program 1 times [2021-11-07 20:08:04,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:04,989 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261032238] [2021-11-07 20:08:04,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:04,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:05,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:05,098 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261032238] [2021-11-07 20:08:05,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261032238] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:05,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:05,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:08:05,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677080680] [2021-11-07 20:08:05,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:05,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:08:05,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:05,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:08:05,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:05,099 INFO L87 Difference]: Start difference. First operand 456 states and 484 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:07,126 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:08:07,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:07,608 INFO L93 Difference]: Finished difference Result 803 states and 852 transitions. [2021-11-07 20:08:07,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 20:08:07,609 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-11-07 20:08:07,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:07,611 INFO L225 Difference]: With dead ends: 803 [2021-11-07 20:08:07,611 INFO L226 Difference]: Without dead ends: 801 [2021-11-07 20:08:07,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 105.93ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 20:08:07,613 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 596 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2074.78ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 596 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.53ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2249.39ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:07,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [596 Valid, 786 Invalid, 26 Unknown, 0 Unchecked, 1.53ms Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 2249.39ms Time] [2021-11-07 20:08:07,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2021-11-07 20:08:07,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 454. [2021-11-07 20:08:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 435 states have (on average 1.1057471264367815) internal successors, (481), 453 states have internal predecessors, (481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 481 transitions. [2021-11-07 20:08:07,725 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 481 transitions. Word has length 73 [2021-11-07 20:08:07,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:07,725 INFO L470 AbstractCegarLoop]: Abstraction has 454 states and 481 transitions. [2021-11-07 20:08:07,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 481 transitions. [2021-11-07 20:08:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-07 20:08:07,726 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:07,726 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:07,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-07 20:08:07,726 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:07,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:07,727 INFO L85 PathProgramCache]: Analyzing trace with hash 355532715, now seen corresponding path program 1 times [2021-11-07 20:08:07,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:07,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958812954] [2021-11-07 20:08:07,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:07,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:07,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:07,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:07,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958812954] [2021-11-07 20:08:07,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958812954] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:07,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:07,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:07,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086642722] [2021-11-07 20:08:07,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:07,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:07,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:07,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:07,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:07,860 INFO L87 Difference]: Start difference. First operand 454 states and 481 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:07,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:07,979 INFO L93 Difference]: Finished difference Result 454 states and 481 transitions. [2021-11-07 20:08:07,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:07,979 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-11-07 20:08:07,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:07,981 INFO L225 Difference]: With dead ends: 454 [2021-11-07 20:08:07,981 INFO L226 Difference]: Without dead ends: 450 [2021-11-07 20:08:07,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.27ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:07,982 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 216 mSDsluCounter, 173 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.61ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.47ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:07,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [216 Valid, 400 Invalid, 6 Unknown, 0 Unchecked, 0.61ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.47ms Time] [2021-11-07 20:08:07,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2021-11-07 20:08:08,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2021-11-07 20:08:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 450 states, 433 states have (on average 1.1016166281755195) internal successors, (477), 449 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 477 transitions. [2021-11-07 20:08:08,205 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 477 transitions. Word has length 74 [2021-11-07 20:08:08,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:08,205 INFO L470 AbstractCegarLoop]: Abstraction has 450 states and 477 transitions. [2021-11-07 20:08:08,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 477 transitions. [2021-11-07 20:08:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-07 20:08:08,206 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:08,207 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] [2021-11-07 20:08:08,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2021-11-07 20:08:08,207 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:08,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:08,208 INFO L85 PathProgramCache]: Analyzing trace with hash 165008349, now seen corresponding path program 1 times [2021-11-07 20:08:08,208 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:08,208 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113685812] [2021-11-07 20:08:08,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:08,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:08,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:08,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:08,832 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:08,832 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113685812] [2021-11-07 20:08:08,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113685812] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:08,832 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:08,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-07 20:08:08,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535925266] [2021-11-07 20:08:08,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:08,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 20:08:08,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:08,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 20:08:08,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 20:08:08,833 INFO L87 Difference]: Start difference. First operand 450 states and 477 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 6 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:09,063 INFO L93 Difference]: Finished difference Result 630 states and 661 transitions. [2021-11-07 20:08:09,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 20:08:09,063 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 [2021-11-07 20:08:09,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:09,064 INFO L225 Difference]: With dead ends: 630 [2021-11-07 20:08:09,064 INFO L226 Difference]: Without dead ends: 375 [2021-11-07 20:08:09,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 115.24ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 20:08:09,065 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 12 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1110 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.98ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.52ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:09,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1110 Invalid, 44 Unknown, 0 Unchecked, 0.98ms Time], IncrementalHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 79.52ms Time] [2021-11-07 20:08:09,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-11-07 20:08:09,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 375. [2021-11-07 20:08:09,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 358 states have (on average 1.1089385474860336) internal successors, (397), 374 states have internal predecessors, (397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 397 transitions. [2021-11-07 20:08:09,148 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 397 transitions. Word has length 75 [2021-11-07 20:08:09,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:09,148 INFO L470 AbstractCegarLoop]: Abstraction has 375 states and 397 transitions. [2021-11-07 20:08:09,148 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) [2021-11-07 20:08:09,148 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 397 transitions. [2021-11-07 20:08:09,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-07 20:08:09,149 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:09,149 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:09,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2021-11-07 20:08:09,149 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:09,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:09,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1930304593, now seen corresponding path program 1 times [2021-11-07 20:08:09,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:09,150 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036449421] [2021-11-07 20:08:09,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:09,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:09,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:09,264 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:09,264 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036449421] [2021-11-07 20:08:09,264 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036449421] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:09,264 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:09,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:09,265 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334625402] [2021-11-07 20:08:09,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:09,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:09,266 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:09,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:09,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:09,267 INFO L87 Difference]: Start difference. First operand 375 states and 397 transitions. Second operand has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:09,364 INFO L93 Difference]: Finished difference Result 375 states and 397 transitions. [2021-11-07 20:08:09,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:09,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 76 [2021-11-07 20:08:09,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:09,366 INFO L225 Difference]: With dead ends: 375 [2021-11-07 20:08:09,366 INFO L226 Difference]: Without dead ends: 371 [2021-11-07 20:08:09,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.70ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:09,367 INFO L933 BasicCegarLoop]: 222 mSDtfsCounter, 201 mSDsluCounter, 176 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.82ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.53ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.32ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:09,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [201 Valid, 398 Invalid, 6 Unknown, 0 Unchecked, 0.53ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 6.32ms Time] [2021-11-07 20:08:09,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2021-11-07 20:08:09,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2021-11-07 20:08:09,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 356 states have (on average 1.103932584269663) internal successors, (393), 370 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 393 transitions. [2021-11-07 20:08:09,460 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 393 transitions. Word has length 76 [2021-11-07 20:08:09,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:09,461 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 393 transitions. [2021-11-07 20:08:09,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 3 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 393 transitions. [2021-11-07 20:08:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-07 20:08:09,462 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:09,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:09,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2021-11-07 20:08:09,462 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:09,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:09,463 INFO L85 PathProgramCache]: Analyzing trace with hash 403298323, now seen corresponding path program 1 times [2021-11-07 20:08:09,463 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:09,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239680645] [2021-11-07 20:08:09,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:09,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:09,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:09,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:09,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239680645] [2021-11-07 20:08:09,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239680645] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:09,586 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:09,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:09,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65528812] [2021-11-07 20:08:09,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:09,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:09,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:09,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:09,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:09,588 INFO L87 Difference]: Start difference. First operand 371 states and 393 transitions. Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:09,687 INFO L93 Difference]: Finished difference Result 371 states and 393 transitions. [2021-11-07 20:08:09,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:09,687 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2021-11-07 20:08:09,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:09,688 INFO L225 Difference]: With dead ends: 371 [2021-11-07 20:08:09,688 INFO L226 Difference]: Without dead ends: 367 [2021-11-07 20:08:09,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 23.87ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:09,689 INFO L933 BasicCegarLoop]: 218 mSDtfsCounter, 187 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.52ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.12ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:09,689 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [187 Valid, 398 Invalid, 6 Unknown, 0 Unchecked, 0.52ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.12ms Time] [2021-11-07 20:08:09,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2021-11-07 20:08:09,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 367. [2021-11-07 20:08:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 354 states have (on average 1.0988700564971752) internal successors, (389), 366 states have internal predecessors, (389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 389 transitions. [2021-11-07 20:08:09,774 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 389 transitions. Word has length 78 [2021-11-07 20:08:09,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:09,774 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 389 transitions. [2021-11-07 20:08:09,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:09,775 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 389 transitions. [2021-11-07 20:08:09,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-07 20:08:09,775 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:09,775 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:09,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2021-11-07 20:08:09,776 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:09,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:09,776 INFO L85 PathProgramCache]: Analyzing trace with hash 2133027021, now seen corresponding path program 1 times [2021-11-07 20:08:09,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:09,776 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494407137] [2021-11-07 20:08:09,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:09,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:10,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:10,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494407137] [2021-11-07 20:08:10,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494407137] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:10,481 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:10,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-07 20:08:10,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961222363] [2021-11-07 20:08:10,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:10,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 20:08:10,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:10,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 20:08:10,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:08:10,482 INFO L87 Difference]: Start difference. First operand 367 states and 389 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:12,510 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-07 20:08:13,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:13,168 INFO L93 Difference]: Finished difference Result 604 states and 629 transitions. [2021-11-07 20:08:13,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-07 20:08:13,169 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-11-07 20:08:13,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:13,170 INFO L225 Difference]: With dead ends: 604 [2021-11-07 20:08:13,170 INFO L226 Difference]: Without dead ends: 432 [2021-11-07 20:08:13,170 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 404.76ms TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2021-11-07 20:08:13,171 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1527 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2140.02ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.56ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2308.27ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:13,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 474 Invalid, 72 Unknown, 0 Unchecked, 1.56ms Time], IncrementalHoareTripleChecker [2 Valid, 69 Invalid, 1 Unknown, 0 Unchecked, 2308.27ms Time] [2021-11-07 20:08:13,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 432 states. [2021-11-07 20:08:13,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 432 to 367. [2021-11-07 20:08:13,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 354 states have (on average 1.0903954802259888) internal successors, (386), 366 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:13,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 386 transitions. [2021-11-07 20:08:13,267 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 386 transitions. Word has length 79 [2021-11-07 20:08:13,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:13,268 INFO L470 AbstractCegarLoop]: Abstraction has 367 states and 386 transitions. [2021-11-07 20:08:13,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:13,268 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 386 transitions. [2021-11-07 20:08:13,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-07 20:08:13,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:13,269 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] [2021-11-07 20:08:13,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2021-11-07 20:08:13,269 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:13,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:13,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1022772439, now seen corresponding path program 1 times [2021-11-07 20:08:13,270 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:13,270 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019687004] [2021-11-07 20:08:13,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:13,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:13,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:13,362 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:13,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019687004] [2021-11-07 20:08:13,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019687004] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:13,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:13,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:13,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993609055] [2021-11-07 20:08:13,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:13,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:13,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:13,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:13,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:13,364 INFO L87 Difference]: Start difference. First operand 367 states and 386 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:13,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:13,495 INFO L93 Difference]: Finished difference Result 367 states and 386 transitions. [2021-11-07 20:08:13,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:13,495 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-11-07 20:08:13,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:13,496 INFO L225 Difference]: With dead ends: 367 [2021-11-07 20:08:13,496 INFO L226 Difference]: Without dead ends: 363 [2021-11-07 20:08:13,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.58ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:13,497 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 171 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.51ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.07ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:13,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [171 Valid, 394 Invalid, 6 Unknown, 0 Unchecked, 0.51ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 8.07ms Time] [2021-11-07 20:08:13,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2021-11-07 20:08:13,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 363. [2021-11-07 20:08:13,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 352 states have (on average 1.0852272727272727) internal successors, (382), 362 states have internal predecessors, (382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 382 transitions. [2021-11-07 20:08:13,596 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 382 transitions. Word has length 80 [2021-11-07 20:08:13,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:13,597 INFO L470 AbstractCegarLoop]: Abstraction has 363 states and 382 transitions. [2021-11-07 20:08:13,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 3 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:13,597 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 382 transitions. [2021-11-07 20:08:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-07 20:08:13,598 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:13,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:13,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2021-11-07 20:08:13,598 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:13,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:13,598 INFO L85 PathProgramCache]: Analyzing trace with hash 653198120, now seen corresponding path program 1 times [2021-11-07 20:08:13,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:13,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175460205] [2021-11-07 20:08:13,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:13,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:13,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:13,935 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:13,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175460205] [2021-11-07 20:08:13,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175460205] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:13,935 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:13,935 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-07 20:08:13,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077288326] [2021-11-07 20:08:13,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:13,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 20:08:13,936 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:13,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 20:08:13,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-07 20:08:13,936 INFO L87 Difference]: Start difference. First operand 363 states and 382 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:14,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:14,429 INFO L93 Difference]: Finished difference Result 659 states and 673 transitions. [2021-11-07 20:08:14,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 20:08:14,430 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-11-07 20:08:14,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:14,431 INFO L225 Difference]: With dead ends: 659 [2021-11-07 20:08:14,432 INFO L226 Difference]: Without dead ends: 491 [2021-11-07 20:08:14,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 329.36ms TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2021-11-07 20:08:14,432 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1389 mSDsluCounter, 583 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 123.16ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.10ms SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 136.89ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:14,433 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1389 Valid, 854 Invalid, 52 Unknown, 0 Unchecked, 2.10ms Time], IncrementalHoareTripleChecker [6 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 136.89ms Time] [2021-11-07 20:08:14,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2021-11-07 20:08:14,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 279. [2021-11-07 20:08:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 279 states, 270 states have (on average 1.0703703703703704) internal successors, (289), 278 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 279 states and 289 transitions. [2021-11-07 20:08:14,509 INFO L78 Accepts]: Start accepts. Automaton has 279 states and 289 transitions. Word has length 81 [2021-11-07 20:08:14,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:14,509 INFO L470 AbstractCegarLoop]: Abstraction has 279 states and 289 transitions. [2021-11-07 20:08:14,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 289 transitions. [2021-11-07 20:08:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-07 20:08:14,510 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:14,510 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] [2021-11-07 20:08:14,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-11-07 20:08:14,511 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:14,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:14,511 INFO L85 PathProgramCache]: Analyzing trace with hash -663055877, now seen corresponding path program 1 times [2021-11-07 20:08:14,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:14,511 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618652199] [2021-11-07 20:08:14,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:14,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:14,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:14,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:14,621 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618652199] [2021-11-07 20:08:14,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618652199] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:14,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:14,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:14,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433486841] [2021-11-07 20:08:14,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:14,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:14,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:14,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:14,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:14,625 INFO L87 Difference]: Start difference. First operand 279 states and 289 transitions. Second operand has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:14,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:14,718 INFO L93 Difference]: Finished difference Result 279 states and 289 transitions. [2021-11-07 20:08:14,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:14,719 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-11-07 20:08:14,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:14,720 INFO L225 Difference]: With dead ends: 279 [2021-11-07 20:08:14,720 INFO L226 Difference]: Without dead ends: 275 [2021-11-07 20:08:14,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.88ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:14,721 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 151 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.71ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.51ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.36ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:14,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 382 Invalid, 6 Unknown, 0 Unchecked, 0.51ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.36ms Time] [2021-11-07 20:08:14,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-11-07 20:08:14,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 275. [2021-11-07 20:08:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 268 states have (on average 1.0634328358208955) internal successors, (285), 274 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:14,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 285 transitions. [2021-11-07 20:08:14,796 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 285 transitions. Word has length 82 [2021-11-07 20:08:14,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:14,797 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 285 transitions. [2021-11-07 20:08:14,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.5) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:14,797 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 285 transitions. [2021-11-07 20:08:14,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-07 20:08:14,797 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:14,798 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:14,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2021-11-07 20:08:14,798 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:14,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:14,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1541396609, now seen corresponding path program 1 times [2021-11-07 20:08:14,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:14,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116711460] [2021-11-07 20:08:14,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:14,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:14,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:14,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:14,897 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116711460] [2021-11-07 20:08:14,897 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116711460] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:14,897 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:14,897 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:14,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833505648] [2021-11-07 20:08:14,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:14,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:14,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:14,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:14,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:14,899 INFO L87 Difference]: Start difference. First operand 275 states and 285 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:14,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:14,994 INFO L93 Difference]: Finished difference Result 275 states and 285 transitions. [2021-11-07 20:08:14,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:14,995 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-11-07 20:08:14,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:14,996 INFO L225 Difference]: With dead ends: 275 [2021-11-07 20:08:14,996 INFO L226 Difference]: Without dead ends: 271 [2021-11-07 20:08:14,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.21ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:14,996 INFO L933 BasicCegarLoop]: 198 mSDtfsCounter, 137 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.72ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.50ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.36ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:14,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 382 Invalid, 6 Unknown, 0 Unchecked, 0.50ms Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 9.36ms Time] [2021-11-07 20:08:14,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2021-11-07 20:08:15,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2021-11-07 20:08:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 266 states have (on average 1.056390977443609) internal successors, (281), 270 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 281 transitions. [2021-11-07 20:08:15,082 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 281 transitions. Word has length 84 [2021-11-07 20:08:15,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:15,082 INFO L470 AbstractCegarLoop]: Abstraction has 271 states and 281 transitions. [2021-11-07 20:08:15,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,083 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 281 transitions. [2021-11-07 20:08:15,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-07 20:08:15,083 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:15,083 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] [2021-11-07 20:08:15,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2021-11-07 20:08:15,084 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:15,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:15,084 INFO L85 PathProgramCache]: Analyzing trace with hash 481717603, now seen corresponding path program 1 times [2021-11-07 20:08:15,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:15,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499494115] [2021-11-07 20:08:15,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:15,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:15,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:15,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:15,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499494115] [2021-11-07 20:08:15,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499494115] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:15,183 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:15,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:15,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30363593] [2021-11-07 20:08:15,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:15,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:15,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:15,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:15,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:15,184 INFO L87 Difference]: Start difference. First operand 271 states and 281 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:15,300 INFO L93 Difference]: Finished difference Result 271 states and 281 transitions. [2021-11-07 20:08:15,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:15,300 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 86 [2021-11-07 20:08:15,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:15,301 INFO L225 Difference]: With dead ends: 271 [2021-11-07 20:08:15,301 INFO L226 Difference]: Without dead ends: 267 [2021-11-07 20:08:15,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.20ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:15,302 INFO L933 BasicCegarLoop]: 189 mSDtfsCounter, 123 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.59ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.96ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:15,302 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [123 Valid, 372 Invalid, 16 Unknown, 0 Unchecked, 0.59ms Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 28.96ms Time] [2021-11-07 20:08:15,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2021-11-07 20:08:15,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2021-11-07 20:08:15,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 264 states have (on average 1.0492424242424243) internal successors, (277), 266 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 277 transitions. [2021-11-07 20:08:15,377 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 277 transitions. Word has length 86 [2021-11-07 20:08:15,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:15,378 INFO L470 AbstractCegarLoop]: Abstraction has 267 states and 277 transitions. [2021-11-07 20:08:15,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 277 transitions. [2021-11-07 20:08:15,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-07 20:08:15,378 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:15,379 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] [2021-11-07 20:08:15,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2021-11-07 20:08:15,379 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:15,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:15,379 INFO L85 PathProgramCache]: Analyzing trace with hash -206973488, now seen corresponding path program 1 times [2021-11-07 20:08:15,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:15,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876740775] [2021-11-07 20:08:15,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:15,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:15,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:15,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876740775] [2021-11-07 20:08:15,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876740775] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:15,613 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:15,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-07 20:08:15,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544492540] [2021-11-07 20:08:15,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:15,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 20:08:15,613 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:15,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 20:08:15,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:15,614 INFO L87 Difference]: Start difference. First operand 267 states and 277 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:15,818 INFO L93 Difference]: Finished difference Result 461 states and 468 transitions. [2021-11-07 20:08:15,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 20:08:15,818 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2021-11-07 20:08:15,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:15,819 INFO L225 Difference]: With dead ends: 461 [2021-11-07 20:08:15,819 INFO L226 Difference]: Without dead ends: 375 [2021-11-07 20:08:15,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 115.69ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:08:15,829 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 252 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.89ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.63ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:15,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 943 Invalid, 10 Unknown, 0 Unchecked, 0.89ms Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 14.63ms Time] [2021-11-07 20:08:15,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2021-11-07 20:08:15,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 267. [2021-11-07 20:08:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 264 states have (on average 1.0416666666666667) internal successors, (275), 266 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 275 transitions. [2021-11-07 20:08:15,912 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 275 transitions. Word has length 87 [2021-11-07 20:08:15,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:15,912 INFO L470 AbstractCegarLoop]: Abstraction has 267 states and 275 transitions. [2021-11-07 20:08:15,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 275 transitions. [2021-11-07 20:08:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-07 20:08:15,913 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:15,913 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] [2021-11-07 20:08:15,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2021-11-07 20:08:15,913 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:15,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:15,914 INFO L85 PathProgramCache]: Analyzing trace with hash -925709401, now seen corresponding path program 1 times [2021-11-07 20:08:15,914 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:15,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850514845] [2021-11-07 20:08:15,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:15,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:16,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:16,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:16,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850514845] [2021-11-07 20:08:16,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850514845] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:16,010 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:16,010 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 20:08:16,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831173694] [2021-11-07 20:08:16,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:16,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 20:08:16,011 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:16,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 20:08:16,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 20:08:16,012 INFO L87 Difference]: Start difference. First operand 267 states and 275 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:16,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:16,100 INFO L93 Difference]: Finished difference Result 267 states and 275 transitions. [2021-11-07 20:08:16,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 20:08:16,100 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2021-11-07 20:08:16,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:16,101 INFO L225 Difference]: With dead ends: 267 [2021-11-07 20:08:16,101 INFO L226 Difference]: Without dead ends: 93 [2021-11-07 20:08:16,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 11.85ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 20:08:16,102 INFO L933 BasicCegarLoop]: 191 mSDtfsCounter, 108 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.60ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.47ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.91ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:16,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [108 Valid, 382 Invalid, 4 Unknown, 0 Unchecked, 0.47ms Time], IncrementalHoareTripleChecker [2 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 4.91ms Time] [2021-11-07 20:08:16,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-11-07 20:08:16,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2021-11-07 20:08:16,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 92 states have (on average 1.0326086956521738) internal successors, (95), 92 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:16,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 95 transitions. [2021-11-07 20:08:16,123 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 95 transitions. Word has length 88 [2021-11-07 20:08:16,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:16,123 INFO L470 AbstractCegarLoop]: Abstraction has 93 states and 95 transitions. [2021-11-07 20:08:16,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:16,123 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 95 transitions. [2021-11-07 20:08:16,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-07 20:08:16,124 INFO L506 BasicCegarLoop]: Found error trace [2021-11-07 20:08:16,124 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 20:08:16,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2021-11-07 20:08:16,124 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2021-11-07 20:08:16,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 20:08:16,124 INFO L85 PathProgramCache]: Analyzing trace with hash 31146507, now seen corresponding path program 1 times [2021-11-07 20:08:16,125 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 20:08:16,125 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902398989] [2021-11-07 20:08:16,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 20:08:16,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 20:08:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 20:08:17,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 20:08:17,053 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 20:08:17,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902398989] [2021-11-07 20:08:17,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902398989] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 20:08:17,053 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 20:08:17,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-07 20:08:17,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285813751] [2021-11-07 20:08:17,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-07 20:08:17,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 20:08:17,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 20:08:17,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 20:08:17,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-07 20:08:17,054 INFO L87 Difference]: Start difference. First operand 93 states and 95 transitions. Second operand has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:17,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 20:08:17,156 INFO L93 Difference]: Finished difference Result 93 states and 95 transitions. [2021-11-07 20:08:17,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-07 20:08:17,156 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-11-07 20:08:17,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 20:08:17,157 INFO L225 Difference]: With dead ends: 93 [2021-11-07 20:08:17,157 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 20:08:17,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 118.19ms TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-07 20:08:17,157 INFO L933 BasicCegarLoop]: 51 mSDtfsCounter, 32 mSDsluCounter, 219 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.57ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.27ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.21ms IncrementalHoareTripleChecker+Time [2021-11-07 20:08:17,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 270 Invalid, 19 Unknown, 0 Unchecked, 0.27ms Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 26.21ms Time] [2021-11-07 20:08:17,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 20:08:17,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 20:08:17,158 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) [2021-11-07 20:08:17,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 20:08:17,158 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2021-11-07 20:08:17,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 20:08:17,158 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 20:08:17,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.714285714285714) internal successors, (89), 7 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 20:08:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 20:08:17,158 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 20:08:17,160 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (51 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (50 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (49 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (48 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (47 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (46 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (45 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (44 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (43 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (42 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (41 of 52 remaining) [2021-11-07 20:08:17,161 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (40 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (39 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (38 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (37 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (36 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION (35 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION (34 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION (33 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION (32 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION (31 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION (30 of 52 remaining) [2021-11-07 20:08:17,162 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION (29 of 52 remaining) [2021-11-07 20:08:17,163 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION (28 of 52 remaining) [2021-11-07 20:08:17,163 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION (27 of 52 remaining) [2021-11-07 20:08:17,163 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION (26 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION (25 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION (24 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION (23 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION (22 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION (21 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION (20 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION (19 of 52 remaining) [2021-11-07 20:08:17,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION (18 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION (17 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION (16 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION (15 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION (14 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION (13 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION (12 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION (11 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION (10 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr42ASSERT_VIOLATIONERROR_FUNCTION (9 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION (8 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION (7 of 52 remaining) [2021-11-07 20:08:17,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION (6 of 52 remaining) [2021-11-07 20:08:17,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr46ASSERT_VIOLATIONERROR_FUNCTION (5 of 52 remaining) [2021-11-07 20:08:17,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION (4 of 52 remaining) [2021-11-07 20:08:17,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION (3 of 52 remaining) [2021-11-07 20:08:17,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION (2 of 52 remaining) [2021-11-07 20:08:17,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION (1 of 52 remaining) [2021-11-07 20:08:17,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION (0 of 52 remaining) [2021-11-07 20:08:17,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2021-11-07 20:08:17,169 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. Killed by 15