/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/xcsp/aim-200-1-6-unsat-4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 21:53:27,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 21:53:27,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 21:53:27,347 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 21:53:27,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 21:53:27,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 21:53:27,356 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 21:53:27,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 21:53:27,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 21:53:27,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 21:53:27,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 21:53:27,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 21:53:27,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 21:53:27,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 21:53:27,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 21:53:27,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 21:53:27,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 21:53:27,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 21:53:27,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 21:53:27,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 21:53:27,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 21:53:27,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 21:53:27,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 21:53:27,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 21:53:27,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 21:53:27,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 21:53:27,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 21:53:27,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 21:53:27,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 21:53:27,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 21:53:27,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 21:53:27,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 21:53:27,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 21:53:27,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 21:53:27,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 21:53:27,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 21:53:27,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 21:53:27,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 21:53:27,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 21:53:27,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 21:53:27,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 21:53:27,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 21:53:27,512 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 21:53:27,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 21:53:27,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 21:53:27,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 21:53:27,519 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 21:53:27,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 21:53:27,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 21:53:27,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 21:53:27,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 21:53:27,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 21:53:27,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 21:53:27,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 21:53:27,522 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 21:53:27,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 21:53:27,523 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 21:53:27,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 21:53:27,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 21:53:27,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 21:53:27,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 21:53:27,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 21:53:27,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 21:53:27,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 21:53:27,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 21:53:27,527 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 21:53:27,527 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 21:53:27,528 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-bitabs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 21:53:27,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 21:53:27,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 21:53:27,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 21:53:27,987 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 21:53:27,988 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 21:53:27,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/aim-200-1-6-unsat-4.c [2021-01-06 21:53:28,084 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/7bab36177/555811ab386d4b9ab2b6554241f1717c/FLAG55d7658ed [2021-01-06 21:53:28,873 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 21:53:28,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/aim-200-1-6-unsat-4.c [2021-01-06 21:53:28,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/7bab36177/555811ab386d4b9ab2b6554241f1717c/FLAG55d7658ed [2021-01-06 21:53:29,074 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/7bab36177/555811ab386d4b9ab2b6554241f1717c [2021-01-06 21:53:29,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 21:53:29,084 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 21:53:29,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 21:53:29,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 21:53:29,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 21:53:29,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:53:29" (1/1) ... [2021-01-06 21:53:29,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd1775f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:29, skipping insertion in model container [2021-01-06 21:53:29,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:53:29" (1/1) ... [2021-01-06 21:53:29,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 21:53:29,190 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~var0~0,] left hand side expression in assignment: lhs: VariableLHS[~var1~0,] left hand side expression in assignment: lhs: VariableLHS[~var2~0,] left hand side expression in assignment: lhs: VariableLHS[~var3~0,] left hand side expression in assignment: lhs: VariableLHS[~var4~0,] left hand side expression in assignment: lhs: VariableLHS[~var5~0,] left hand side expression in assignment: lhs: VariableLHS[~var6~0,] left hand side expression in assignment: lhs: VariableLHS[~var7~0,] left hand side expression in assignment: lhs: VariableLHS[~var8~0,] left hand side expression in assignment: lhs: VariableLHS[~var9~0,] left hand side expression in assignment: lhs: VariableLHS[~var10~0,] left hand side expression in assignment: lhs: VariableLHS[~var11~0,] left hand side expression in assignment: lhs: VariableLHS[~var12~0,] left hand side expression in assignment: lhs: VariableLHS[~var13~0,] left hand side expression in assignment: lhs: VariableLHS[~var14~0,] left hand side expression in assignment: lhs: VariableLHS[~var15~0,] left hand side expression in assignment: lhs: VariableLHS[~var16~0,] left hand side expression in assignment: lhs: VariableLHS[~var17~0,] left hand side expression in assignment: lhs: VariableLHS[~var18~0,] left hand side expression in assignment: lhs: VariableLHS[~var19~0,] left hand side expression in assignment: lhs: VariableLHS[~var20~0,] left hand side expression in assignment: lhs: VariableLHS[~var21~0,] left hand side expression in assignment: lhs: VariableLHS[~var22~0,] left hand side expression in assignment: lhs: VariableLHS[~var23~0,] left hand side expression in assignment: lhs: VariableLHS[~var24~0,] left hand side expression in assignment: lhs: VariableLHS[~var25~0,] left hand side expression in assignment: lhs: VariableLHS[~var26~0,] left hand side expression in assignment: lhs: VariableLHS[~var27~0,] left hand side expression in assignment: lhs: VariableLHS[~var28~0,] left hand side expression in assignment: lhs: VariableLHS[~var29~0,] left hand side expression in assignment: lhs: VariableLHS[~var30~0,] left hand side expression in assignment: lhs: VariableLHS[~var31~0,] left hand side expression in assignment: lhs: VariableLHS[~var32~0,] left hand side expression in assignment: lhs: VariableLHS[~var33~0,] left hand side expression in assignment: lhs: VariableLHS[~var34~0,] left hand side expression in assignment: lhs: VariableLHS[~var35~0,] left hand side expression in assignment: lhs: VariableLHS[~var36~0,] left hand side expression in assignment: lhs: VariableLHS[~var37~0,] left hand side expression in assignment: lhs: VariableLHS[~var38~0,] left hand side expression in assignment: lhs: VariableLHS[~var39~0,] left hand side expression in assignment: lhs: VariableLHS[~var40~0,] left hand side expression in assignment: lhs: VariableLHS[~var41~0,] left hand side expression in assignment: lhs: VariableLHS[~var42~0,] left hand side expression in assignment: lhs: VariableLHS[~var43~0,] left hand side expression in assignment: lhs: VariableLHS[~var44~0,] left hand side expression in assignment: lhs: VariableLHS[~var45~0,] left hand side expression in assignment: lhs: VariableLHS[~var46~0,] left hand side expression in assignment: lhs: VariableLHS[~var47~0,] left hand side expression in assignment: lhs: VariableLHS[~var48~0,] left hand side expression in assignment: lhs: VariableLHS[~var49~0,] left hand side expression in assignment: lhs: VariableLHS[~var50~0,] left hand side expression in assignment: lhs: VariableLHS[~var51~0,] left hand side expression in assignment: lhs: VariableLHS[~var52~0,] left hand side expression in assignment: lhs: VariableLHS[~var53~0,] left hand side expression in assignment: lhs: VariableLHS[~var54~0,] left hand side expression in assignment: lhs: VariableLHS[~var55~0,] left hand side expression in assignment: lhs: VariableLHS[~var56~0,] left hand side expression in assignment: lhs: VariableLHS[~var57~0,] left hand side expression in assignment: lhs: VariableLHS[~var58~0,] left hand side expression in assignment: lhs: VariableLHS[~var59~0,] left hand side expression in assignment: lhs: VariableLHS[~var60~0,] left hand side expression in assignment: lhs: VariableLHS[~var61~0,] left hand side expression in assignment: lhs: VariableLHS[~var62~0,] left hand side expression in assignment: lhs: VariableLHS[~var63~0,] left hand side expression in assignment: lhs: VariableLHS[~var64~0,] left hand side expression in assignment: lhs: VariableLHS[~var65~0,] left hand side expression in assignment: lhs: VariableLHS[~var66~0,] left hand side expression in assignment: lhs: VariableLHS[~var67~0,] left hand side expression in assignment: lhs: VariableLHS[~var68~0,] left hand side expression in assignment: lhs: VariableLHS[~var69~0,] left hand side expression in assignment: lhs: VariableLHS[~var70~0,] left hand side expression in assignment: lhs: VariableLHS[~var71~0,] left hand side expression in assignment: lhs: VariableLHS[~var72~0,] left hand side expression in assignment: lhs: VariableLHS[~var73~0,] left hand side expression in assignment: lhs: VariableLHS[~var74~0,] left hand side expression in assignment: lhs: VariableLHS[~var75~0,] left hand side expression in assignment: lhs: VariableLHS[~var76~0,] left hand side expression in assignment: lhs: VariableLHS[~var77~0,] left hand side expression in assignment: lhs: VariableLHS[~var78~0,] left hand side expression in assignment: lhs: VariableLHS[~var79~0,] left hand side expression in assignment: lhs: VariableLHS[~var80~0,] left hand side expression in assignment: lhs: VariableLHS[~var81~0,] left hand side expression in assignment: lhs: VariableLHS[~var82~0,] left hand side expression in assignment: lhs: VariableLHS[~var83~0,] left hand side expression in assignment: lhs: VariableLHS[~var84~0,] left hand side expression in assignment: lhs: VariableLHS[~var85~0,] left hand side expression in assignment: lhs: VariableLHS[~var86~0,] left hand side expression in assignment: lhs: VariableLHS[~var87~0,] left hand side expression in assignment: lhs: VariableLHS[~var88~0,] left hand side expression in assignment: lhs: VariableLHS[~var89~0,] left hand side expression in assignment: lhs: VariableLHS[~var90~0,] left hand side expression in assignment: lhs: VariableLHS[~var91~0,] left hand side expression in assignment: lhs: VariableLHS[~var92~0,] left hand side expression in assignment: lhs: VariableLHS[~var93~0,] left hand side expression in assignment: lhs: VariableLHS[~var94~0,] left hand side expression in assignment: lhs: VariableLHS[~var95~0,] left hand side expression in assignment: lhs: VariableLHS[~var96~0,] left hand side expression in assignment: lhs: VariableLHS[~var97~0,] left hand side expression in assignment: lhs: VariableLHS[~var98~0,] left hand side expression in assignment: lhs: VariableLHS[~var99~0,] left hand side expression in assignment: lhs: VariableLHS[~var100~0,] left hand side expression in assignment: lhs: VariableLHS[~var101~0,] left hand side expression in assignment: lhs: VariableLHS[~var102~0,] left hand side expression in assignment: lhs: VariableLHS[~var103~0,] left hand side expression in assignment: lhs: VariableLHS[~var104~0,] left hand side expression in assignment: lhs: VariableLHS[~var105~0,] left hand side expression in assignment: lhs: VariableLHS[~var106~0,] left hand side expression in assignment: lhs: VariableLHS[~var107~0,] left hand side expression in assignment: lhs: VariableLHS[~var108~0,] left hand side expression in assignment: lhs: VariableLHS[~var109~0,] left hand side expression in assignment: lhs: VariableLHS[~var110~0,] left hand side expression in assignment: lhs: VariableLHS[~var111~0,] left hand side expression in assignment: lhs: VariableLHS[~var112~0,] left hand side expression in assignment: lhs: VariableLHS[~var113~0,] left hand side expression in assignment: lhs: VariableLHS[~var114~0,] left hand side expression in assignment: lhs: VariableLHS[~var115~0,] left hand side expression in assignment: lhs: VariableLHS[~var116~0,] left hand side expression in assignment: lhs: VariableLHS[~var117~0,] left hand side expression in assignment: lhs: VariableLHS[~var118~0,] left hand side expression in assignment: lhs: VariableLHS[~var119~0,] left hand side expression in assignment: lhs: VariableLHS[~var120~0,] left hand side expression in assignment: lhs: VariableLHS[~var121~0,] left hand side expression in assignment: lhs: VariableLHS[~var122~0,] left hand side expression in assignment: lhs: VariableLHS[~var123~0,] left hand side expression in assignment: lhs: VariableLHS[~var124~0,] left hand side expression in assignment: lhs: VariableLHS[~var125~0,] left hand side expression in assignment: lhs: VariableLHS[~var126~0,] left hand side expression in assignment: lhs: VariableLHS[~var127~0,] left hand side expression in assignment: lhs: VariableLHS[~var128~0,] left hand side expression in assignment: lhs: VariableLHS[~var129~0,] left hand side expression in assignment: lhs: VariableLHS[~var130~0,] left hand side expression in assignment: lhs: VariableLHS[~var131~0,] left hand side expression in assignment: lhs: VariableLHS[~var132~0,] left hand side expression in assignment: lhs: VariableLHS[~var133~0,] left hand side expression in assignment: lhs: VariableLHS[~var134~0,] left hand side expression in assignment: lhs: VariableLHS[~var135~0,] left hand side expression in assignment: lhs: VariableLHS[~var136~0,] left hand side expression in assignment: lhs: VariableLHS[~var137~0,] left hand side expression in assignment: lhs: VariableLHS[~var138~0,] left hand side expression in assignment: lhs: VariableLHS[~var139~0,] left hand side expression in assignment: lhs: VariableLHS[~var140~0,] left hand side expression in assignment: lhs: VariableLHS[~var141~0,] left hand side expression in assignment: lhs: VariableLHS[~var142~0,] left hand side expression in assignment: lhs: VariableLHS[~var143~0,] left hand side expression in assignment: lhs: VariableLHS[~var144~0,] left hand side expression in assignment: lhs: VariableLHS[~var145~0,] left hand side expression in assignment: lhs: VariableLHS[~var146~0,] left hand side expression in assignment: lhs: VariableLHS[~var147~0,] left hand side expression in assignment: lhs: VariableLHS[~var148~0,] left hand side expression in assignment: lhs: VariableLHS[~var149~0,] left hand side expression in assignment: lhs: VariableLHS[~var150~0,] left hand side expression in assignment: lhs: VariableLHS[~var151~0,] left hand side expression in assignment: lhs: VariableLHS[~var152~0,] left hand side expression in assignment: lhs: VariableLHS[~var153~0,] left hand side expression in assignment: lhs: VariableLHS[~var154~0,] left hand side expression in assignment: lhs: VariableLHS[~var155~0,] left hand side expression in assignment: lhs: VariableLHS[~var156~0,] left hand side expression in assignment: lhs: VariableLHS[~var157~0,] left hand side expression in assignment: lhs: VariableLHS[~var158~0,] left hand side expression in assignment: lhs: VariableLHS[~var159~0,] left hand side expression in assignment: lhs: VariableLHS[~var160~0,] left hand side expression in assignment: lhs: VariableLHS[~var161~0,] left hand side expression in assignment: lhs: VariableLHS[~var162~0,] left hand side expression in assignment: lhs: VariableLHS[~var163~0,] left hand side expression in assignment: lhs: VariableLHS[~var164~0,] left hand side expression in assignment: lhs: VariableLHS[~var165~0,] left hand side expression in assignment: lhs: VariableLHS[~var166~0,] left hand side expression in assignment: lhs: VariableLHS[~var167~0,] left hand side expression in assignment: lhs: VariableLHS[~var168~0,] left hand side expression in assignment: lhs: VariableLHS[~var169~0,] left hand side expression in assignment: lhs: VariableLHS[~var170~0,] left hand side expression in assignment: lhs: VariableLHS[~var171~0,] left hand side expression in assignment: lhs: VariableLHS[~var172~0,] left hand side expression in assignment: lhs: VariableLHS[~var173~0,] left hand side expression in assignment: lhs: VariableLHS[~var174~0,] left hand side expression in assignment: lhs: VariableLHS[~var175~0,] left hand side expression in assignment: lhs: VariableLHS[~var176~0,] left hand side expression in assignment: lhs: VariableLHS[~var177~0,] left hand side expression in assignment: lhs: VariableLHS[~var178~0,] left hand side expression in assignment: lhs: VariableLHS[~var179~0,] left hand side expression in assignment: lhs: VariableLHS[~var180~0,] left hand side expression in assignment: lhs: VariableLHS[~var181~0,] left hand side expression in assignment: lhs: VariableLHS[~var182~0,] left hand side expression in assignment: lhs: VariableLHS[~var183~0,] left hand side expression in assignment: lhs: VariableLHS[~var184~0,] left hand side expression in assignment: lhs: VariableLHS[~var185~0,] left hand side expression in assignment: lhs: VariableLHS[~var186~0,] left hand side expression in assignment: lhs: VariableLHS[~var187~0,] left hand side expression in assignment: lhs: VariableLHS[~var188~0,] left hand side expression in assignment: lhs: VariableLHS[~var189~0,] left hand side expression in assignment: lhs: VariableLHS[~var190~0,] left hand side expression in assignment: lhs: VariableLHS[~var191~0,] left hand side expression in assignment: lhs: VariableLHS[~var192~0,] left hand side expression in assignment: lhs: VariableLHS[~var193~0,] left hand side expression in assignment: lhs: VariableLHS[~var194~0,] left hand side expression in assignment: lhs: VariableLHS[~var195~0,] left hand side expression in assignment: lhs: VariableLHS[~var196~0,] left hand side expression in assignment: lhs: VariableLHS[~var197~0,] left hand side expression in assignment: lhs: VariableLHS[~var198~0,] left hand side expression in assignment: lhs: VariableLHS[~var199~0,] [2021-01-06 21:53:29,831 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/aim-200-1-6-unsat-4.c[38269,38282] [2021-01-06 21:53:29,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:53:29,906 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~var0~0,] left hand side expression in assignment: lhs: VariableLHS[~var1~0,] left hand side expression in assignment: lhs: VariableLHS[~var2~0,] left hand side expression in assignment: lhs: VariableLHS[~var3~0,] left hand side expression in assignment: lhs: VariableLHS[~var4~0,] left hand side expression in assignment: lhs: VariableLHS[~var5~0,] left hand side expression in assignment: lhs: VariableLHS[~var6~0,] left hand side expression in assignment: lhs: VariableLHS[~var7~0,] left hand side expression in assignment: lhs: VariableLHS[~var8~0,] left hand side expression in assignment: lhs: VariableLHS[~var9~0,] left hand side expression in assignment: lhs: VariableLHS[~var10~0,] left hand side expression in assignment: lhs: VariableLHS[~var11~0,] left hand side expression in assignment: lhs: VariableLHS[~var12~0,] left hand side expression in assignment: lhs: VariableLHS[~var13~0,] left hand side expression in assignment: lhs: VariableLHS[~var14~0,] left hand side expression in assignment: lhs: VariableLHS[~var15~0,] left hand side expression in assignment: lhs: VariableLHS[~var16~0,] left hand side expression in assignment: lhs: VariableLHS[~var17~0,] left hand side expression in assignment: lhs: VariableLHS[~var18~0,] left hand side expression in assignment: lhs: VariableLHS[~var19~0,] left hand side expression in assignment: lhs: VariableLHS[~var20~0,] left hand side expression in assignment: lhs: VariableLHS[~var21~0,] left hand side expression in assignment: lhs: VariableLHS[~var22~0,] left hand side expression in assignment: lhs: VariableLHS[~var23~0,] left hand side expression in assignment: lhs: VariableLHS[~var24~0,] left hand side expression in assignment: lhs: VariableLHS[~var25~0,] left hand side expression in assignment: lhs: VariableLHS[~var26~0,] left hand side expression in assignment: lhs: VariableLHS[~var27~0,] left hand side expression in assignment: lhs: VariableLHS[~var28~0,] left hand side expression in assignment: lhs: VariableLHS[~var29~0,] left hand side expression in assignment: lhs: VariableLHS[~var30~0,] left hand side expression in assignment: lhs: VariableLHS[~var31~0,] left hand side expression in assignment: lhs: VariableLHS[~var32~0,] left hand side expression in assignment: lhs: VariableLHS[~var33~0,] left hand side expression in assignment: lhs: VariableLHS[~var34~0,] left hand side expression in assignment: lhs: VariableLHS[~var35~0,] left hand side expression in assignment: lhs: VariableLHS[~var36~0,] left hand side expression in assignment: lhs: VariableLHS[~var37~0,] left hand side expression in assignment: lhs: VariableLHS[~var38~0,] left hand side expression in assignment: lhs: VariableLHS[~var39~0,] left hand side expression in assignment: lhs: VariableLHS[~var40~0,] left hand side expression in assignment: lhs: VariableLHS[~var41~0,] left hand side expression in assignment: lhs: VariableLHS[~var42~0,] left hand side expression in assignment: lhs: VariableLHS[~var43~0,] left hand side expression in assignment: lhs: VariableLHS[~var44~0,] left hand side expression in assignment: lhs: VariableLHS[~var45~0,] left hand side expression in assignment: lhs: VariableLHS[~var46~0,] left hand side expression in assignment: lhs: VariableLHS[~var47~0,] left hand side expression in assignment: lhs: VariableLHS[~var48~0,] left hand side expression in assignment: lhs: VariableLHS[~var49~0,] left hand side expression in assignment: lhs: VariableLHS[~var50~0,] left hand side expression in assignment: lhs: VariableLHS[~var51~0,] left hand side expression in assignment: lhs: VariableLHS[~var52~0,] left hand side expression in assignment: lhs: VariableLHS[~var53~0,] left hand side expression in assignment: lhs: VariableLHS[~var54~0,] left hand side expression in assignment: lhs: VariableLHS[~var55~0,] left hand side expression in assignment: lhs: VariableLHS[~var56~0,] left hand side expression in assignment: lhs: VariableLHS[~var57~0,] left hand side expression in assignment: lhs: VariableLHS[~var58~0,] left hand side expression in assignment: lhs: VariableLHS[~var59~0,] left hand side expression in assignment: lhs: VariableLHS[~var60~0,] left hand side expression in assignment: lhs: VariableLHS[~var61~0,] left hand side expression in assignment: lhs: VariableLHS[~var62~0,] left hand side expression in assignment: lhs: VariableLHS[~var63~0,] left hand side expression in assignment: lhs: VariableLHS[~var64~0,] left hand side expression in assignment: lhs: VariableLHS[~var65~0,] left hand side expression in assignment: lhs: VariableLHS[~var66~0,] left hand side expression in assignment: lhs: VariableLHS[~var67~0,] left hand side expression in assignment: lhs: VariableLHS[~var68~0,] left hand side expression in assignment: lhs: VariableLHS[~var69~0,] left hand side expression in assignment: lhs: VariableLHS[~var70~0,] left hand side expression in assignment: lhs: VariableLHS[~var71~0,] left hand side expression in assignment: lhs: VariableLHS[~var72~0,] left hand side expression in assignment: lhs: VariableLHS[~var73~0,] left hand side expression in assignment: lhs: VariableLHS[~var74~0,] left hand side expression in assignment: lhs: VariableLHS[~var75~0,] left hand side expression in assignment: lhs: VariableLHS[~var76~0,] left hand side expression in assignment: lhs: VariableLHS[~var77~0,] left hand side expression in assignment: lhs: VariableLHS[~var78~0,] left hand side expression in assignment: lhs: VariableLHS[~var79~0,] left hand side expression in assignment: lhs: VariableLHS[~var80~0,] left hand side expression in assignment: lhs: VariableLHS[~var81~0,] left hand side expression in assignment: lhs: VariableLHS[~var82~0,] left hand side expression in assignment: lhs: VariableLHS[~var83~0,] left hand side expression in assignment: lhs: VariableLHS[~var84~0,] left hand side expression in assignment: lhs: VariableLHS[~var85~0,] left hand side expression in assignment: lhs: VariableLHS[~var86~0,] left hand side expression in assignment: lhs: VariableLHS[~var87~0,] left hand side expression in assignment: lhs: VariableLHS[~var88~0,] left hand side expression in assignment: lhs: VariableLHS[~var89~0,] left hand side expression in assignment: lhs: VariableLHS[~var90~0,] left hand side expression in assignment: lhs: VariableLHS[~var91~0,] left hand side expression in assignment: lhs: VariableLHS[~var92~0,] left hand side expression in assignment: lhs: VariableLHS[~var93~0,] left hand side expression in assignment: lhs: VariableLHS[~var94~0,] left hand side expression in assignment: lhs: VariableLHS[~var95~0,] left hand side expression in assignment: lhs: VariableLHS[~var96~0,] left hand side expression in assignment: lhs: VariableLHS[~var97~0,] left hand side expression in assignment: lhs: VariableLHS[~var98~0,] left hand side expression in assignment: lhs: VariableLHS[~var99~0,] left hand side expression in assignment: lhs: VariableLHS[~var100~0,] left hand side expression in assignment: lhs: VariableLHS[~var101~0,] left hand side expression in assignment: lhs: VariableLHS[~var102~0,] left hand side expression in assignment: lhs: VariableLHS[~var103~0,] left hand side expression in assignment: lhs: VariableLHS[~var104~0,] left hand side expression in assignment: lhs: VariableLHS[~var105~0,] left hand side expression in assignment: lhs: VariableLHS[~var106~0,] left hand side expression in assignment: lhs: VariableLHS[~var107~0,] left hand side expression in assignment: lhs: VariableLHS[~var108~0,] left hand side expression in assignment: lhs: VariableLHS[~var109~0,] left hand side expression in assignment: lhs: VariableLHS[~var110~0,] left hand side expression in assignment: lhs: VariableLHS[~var111~0,] left hand side expression in assignment: lhs: VariableLHS[~var112~0,] left hand side expression in assignment: lhs: VariableLHS[~var113~0,] left hand side expression in assignment: lhs: VariableLHS[~var114~0,] left hand side expression in assignment: lhs: VariableLHS[~var115~0,] left hand side expression in assignment: lhs: VariableLHS[~var116~0,] left hand side expression in assignment: lhs: VariableLHS[~var117~0,] left hand side expression in assignment: lhs: VariableLHS[~var118~0,] left hand side expression in assignment: lhs: VariableLHS[~var119~0,] left hand side expression in assignment: lhs: VariableLHS[~var120~0,] left hand side expression in assignment: lhs: VariableLHS[~var121~0,] left hand side expression in assignment: lhs: VariableLHS[~var122~0,] left hand side expression in assignment: lhs: VariableLHS[~var123~0,] left hand side expression in assignment: lhs: VariableLHS[~var124~0,] left hand side expression in assignment: lhs: VariableLHS[~var125~0,] left hand side expression in assignment: lhs: VariableLHS[~var126~0,] left hand side expression in assignment: lhs: VariableLHS[~var127~0,] left hand side expression in assignment: lhs: VariableLHS[~var128~0,] left hand side expression in assignment: lhs: VariableLHS[~var129~0,] left hand side expression in assignment: lhs: VariableLHS[~var130~0,] left hand side expression in assignment: lhs: VariableLHS[~var131~0,] left hand side expression in assignment: lhs: VariableLHS[~var132~0,] left hand side expression in assignment: lhs: VariableLHS[~var133~0,] left hand side expression in assignment: lhs: VariableLHS[~var134~0,] left hand side expression in assignment: lhs: VariableLHS[~var135~0,] left hand side expression in assignment: lhs: VariableLHS[~var136~0,] left hand side expression in assignment: lhs: VariableLHS[~var137~0,] left hand side expression in assignment: lhs: VariableLHS[~var138~0,] left hand side expression in assignment: lhs: VariableLHS[~var139~0,] left hand side expression in assignment: lhs: VariableLHS[~var140~0,] left hand side expression in assignment: lhs: VariableLHS[~var141~0,] left hand side expression in assignment: lhs: VariableLHS[~var142~0,] left hand side expression in assignment: lhs: VariableLHS[~var143~0,] left hand side expression in assignment: lhs: VariableLHS[~var144~0,] left hand side expression in assignment: lhs: VariableLHS[~var145~0,] left hand side expression in assignment: lhs: VariableLHS[~var146~0,] left hand side expression in assignment: lhs: VariableLHS[~var147~0,] left hand side expression in assignment: lhs: VariableLHS[~var148~0,] left hand side expression in assignment: lhs: VariableLHS[~var149~0,] left hand side expression in assignment: lhs: VariableLHS[~var150~0,] left hand side expression in assignment: lhs: VariableLHS[~var151~0,] left hand side expression in assignment: lhs: VariableLHS[~var152~0,] left hand side expression in assignment: lhs: VariableLHS[~var153~0,] left hand side expression in assignment: lhs: VariableLHS[~var154~0,] left hand side expression in assignment: lhs: VariableLHS[~var155~0,] left hand side expression in assignment: lhs: VariableLHS[~var156~0,] left hand side expression in assignment: lhs: VariableLHS[~var157~0,] left hand side expression in assignment: lhs: VariableLHS[~var158~0,] left hand side expression in assignment: lhs: VariableLHS[~var159~0,] left hand side expression in assignment: lhs: VariableLHS[~var160~0,] left hand side expression in assignment: lhs: VariableLHS[~var161~0,] left hand side expression in assignment: lhs: VariableLHS[~var162~0,] left hand side expression in assignment: lhs: VariableLHS[~var163~0,] left hand side expression in assignment: lhs: VariableLHS[~var164~0,] left hand side expression in assignment: lhs: VariableLHS[~var165~0,] left hand side expression in assignment: lhs: VariableLHS[~var166~0,] left hand side expression in assignment: lhs: VariableLHS[~var167~0,] left hand side expression in assignment: lhs: VariableLHS[~var168~0,] left hand side expression in assignment: lhs: VariableLHS[~var169~0,] left hand side expression in assignment: lhs: VariableLHS[~var170~0,] left hand side expression in assignment: lhs: VariableLHS[~var171~0,] left hand side expression in assignment: lhs: VariableLHS[~var172~0,] left hand side expression in assignment: lhs: VariableLHS[~var173~0,] left hand side expression in assignment: lhs: VariableLHS[~var174~0,] left hand side expression in assignment: lhs: VariableLHS[~var175~0,] left hand side expression in assignment: lhs: VariableLHS[~var176~0,] left hand side expression in assignment: lhs: VariableLHS[~var177~0,] left hand side expression in assignment: lhs: VariableLHS[~var178~0,] left hand side expression in assignment: lhs: VariableLHS[~var179~0,] left hand side expression in assignment: lhs: VariableLHS[~var180~0,] left hand side expression in assignment: lhs: VariableLHS[~var181~0,] left hand side expression in assignment: lhs: VariableLHS[~var182~0,] left hand side expression in assignment: lhs: VariableLHS[~var183~0,] left hand side expression in assignment: lhs: VariableLHS[~var184~0,] left hand side expression in assignment: lhs: VariableLHS[~var185~0,] left hand side expression in assignment: lhs: VariableLHS[~var186~0,] left hand side expression in assignment: lhs: VariableLHS[~var187~0,] left hand side expression in assignment: lhs: VariableLHS[~var188~0,] left hand side expression in assignment: lhs: VariableLHS[~var189~0,] left hand side expression in assignment: lhs: VariableLHS[~var190~0,] left hand side expression in assignment: lhs: VariableLHS[~var191~0,] left hand side expression in assignment: lhs: VariableLHS[~var192~0,] left hand side expression in assignment: lhs: VariableLHS[~var193~0,] left hand side expression in assignment: lhs: VariableLHS[~var194~0,] left hand side expression in assignment: lhs: VariableLHS[~var195~0,] left hand side expression in assignment: lhs: VariableLHS[~var196~0,] left hand side expression in assignment: lhs: VariableLHS[~var197~0,] left hand side expression in assignment: lhs: VariableLHS[~var198~0,] left hand side expression in assignment: lhs: VariableLHS[~var199~0,] [2021-01-06 21:53:30,144 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/aim-200-1-6-unsat-4.c[38269,38282] [2021-01-06 21:53:30,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:53:30,200 INFO L208 MainTranslator]: Completed translation [2021-01-06 21:53:30,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30 WrapperNode [2021-01-06 21:53:30,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 21:53:30,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 21:53:30,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 21:53:30,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 21:53:30,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:30,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:31,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 21:53:31,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 21:53:31,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 21:53:31,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 21:53:31,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:31,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:31,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:31,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:32,572 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:32,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:32,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... [2021-01-06 21:53:32,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 21:53:32,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 21:53:32,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 21:53:32,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 21:53:32,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 21:53:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 21:53:33,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 21:53:33,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 21:53:33,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 21:53:36,797 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 21:53:36,798 INFO L299 CfgBuilder]: Removed 1436 assume(true) statements. [2021-01-06 21:53:36,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:53:36 BoogieIcfgContainer [2021-01-06 21:53:36,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 21:53:36,806 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 21:53:36,806 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 21:53:36,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 21:53:36,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 09:53:29" (1/3) ... [2021-01-06 21:53:36,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784a05da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:53:36, skipping insertion in model container [2021-01-06 21:53:36,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:53:30" (2/3) ... [2021-01-06 21:53:36,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@784a05da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:53:36, skipping insertion in model container [2021-01-06 21:53:36,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:53:36" (3/3) ... [2021-01-06 21:53:36,817 INFO L111 eAbstractionObserver]: Analyzing ICFG aim-200-1-6-unsat-4.c [2021-01-06 21:53:36,825 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 21:53:36,831 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 21:53:36,855 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 21:53:36,942 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 21:53:36,943 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 21:53:36,943 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 21:53:36,943 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 21:53:36,943 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 21:53:36,943 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 21:53:36,943 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 21:53:36,943 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 21:53:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states. [2021-01-06 21:53:37,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1435 [2021-01-06 21:53:37,137 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:53:37,140 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:53:37,141 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:53:37,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:53:37,152 INFO L82 PathProgramCache]: Analyzing trace with hash -2077929663, now seen corresponding path program 1 times [2021-01-06 21:53:37,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:53:37,162 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605780968] [2021-01-06 21:53:37,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:53:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:53:40,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:53:40,667 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605780968] [2021-01-06 21:53:40,668 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:53:40,668 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 21:53:40,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621793544] [2021-01-06 21:53:40,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 21:53:40,679 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:53:40,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 21:53:40,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 21:53:40,696 INFO L87 Difference]: Start difference. First operand 1438 states. Second operand 2 states. [2021-01-06 21:53:40,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:53:40,790 INFO L93 Difference]: Finished difference Result 2870 states and 4300 transitions. [2021-01-06 21:53:40,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 21:53:40,794 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1434 [2021-01-06 21:53:40,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:53:40,835 INFO L225 Difference]: With dead ends: 2870 [2021-01-06 21:53:40,835 INFO L226 Difference]: Without dead ends: 1435 [2021-01-06 21:53:40,846 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 21:53:40,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1435 states. [2021-01-06 21:53:40,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1435 to 1435. [2021-01-06 21:53:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1435 states. [2021-01-06 21:53:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1435 states and 1434 transitions. [2021-01-06 21:53:40,984 INFO L78 Accepts]: Start accepts. Automaton has 1435 states and 1434 transitions. Word has length 1434 [2021-01-06 21:53:40,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:53:40,985 INFO L481 AbstractCegarLoop]: Abstraction has 1435 states and 1434 transitions. [2021-01-06 21:53:40,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 21:53:40,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1434 transitions. [2021-01-06 21:53:41,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1435 [2021-01-06 21:53:41,064 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:53:41,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 21:53:41,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 21:53:41,067 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:53:41,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:53:41,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1360136091, now seen corresponding path program 1 times [2021-01-06 21:53:41,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:53:41,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243269852] [2021-01-06 21:53:41,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:53:59,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:54:23,135 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 48 [2021-01-06 21:54:23,882 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2021-01-06 21:54:24,086 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2021-01-06 21:54:24,303 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2021-01-06 21:54:24,536 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2021-01-06 21:54:24,782 WARN L197 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-01-06 21:54:25,017 WARN L197 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2021-01-06 21:54:25,274 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-01-06 21:54:25,513 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 53 [2021-01-06 21:54:25,778 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-01-06 21:54:26,030 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2021-01-06 21:54:26,283 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-01-06 21:54:26,548 WARN L197 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-01-06 21:54:26,831 WARN L197 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-01-06 21:54:27,089 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2021-01-06 21:54:27,440 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2021-01-06 21:54:27,760 WARN L197 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 62 [2021-01-06 21:54:28,132 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 69 [2021-01-06 21:54:28,477 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 63 [2021-01-06 21:54:28,780 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2021-01-06 21:54:29,130 WARN L197 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 66 [2021-01-06 21:54:29,439 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2021-01-06 21:54:29,806 WARN L197 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2021-01-06 21:54:30,127 WARN L197 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2021-01-06 21:54:30,468 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 70 [2021-01-06 21:54:30,806 WARN L197 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2021-01-06 21:54:31,218 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 71 [2021-01-06 21:54:31,665 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2021-01-06 21:54:32,101 WARN L197 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2021-01-06 21:54:32,579 WARN L197 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2021-01-06 21:54:32,989 WARN L197 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2021-01-06 21:54:33,472 WARN L197 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2021-01-06 21:54:33,956 WARN L197 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 78 [2021-01-06 21:54:34,475 WARN L197 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 85 [2021-01-06 21:54:34,948 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 79 [2021-01-06 21:54:35,375 WARN L197 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 86 [2021-01-06 21:54:35,877 WARN L197 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 82 [2021-01-06 21:54:36,314 WARN L197 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-01-06 21:54:36,831 WARN L197 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 83 [2021-01-06 21:54:37,358 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-01-06 21:54:37,930 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 89 [2021-01-06 21:54:38,446 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2021-01-06 21:54:39,010 WARN L197 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 90 [2021-01-06 21:54:39,583 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2021-01-06 21:54:40,163 WARN L197 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 97 [2021-01-06 21:54:40,742 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 104 [2021-01-06 21:54:41,342 WARN L197 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2021-01-06 21:54:42,027 WARN L197 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-01-06 21:54:42,701 WARN L197 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 101 [2021-01-06 21:54:43,314 WARN L197 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-01-06 21:54:43,931 WARN L197 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 102 [2021-01-06 21:54:44,628 WARN L197 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-01-06 21:54:45,299 WARN L197 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 105 [2021-01-06 21:54:45,984 WARN L197 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 112 [2021-01-06 21:54:46,665 WARN L197 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2021-01-06 21:54:47,467 WARN L197 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2021-01-06 21:54:48,261 WARN L197 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2021-01-06 21:54:49,069 WARN L197 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2021-01-06 21:54:49,911 WARN L197 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 111 [2021-01-06 21:54:50,680 WARN L197 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-01-06 21:54:51,490 WARN L197 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 117 [2021-01-06 21:54:52,299 WARN L197 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2021-01-06 21:54:53,197 WARN L197 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 118 [2021-01-06 21:54:54,032 WARN L197 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 131 [2021-01-06 21:54:54,917 WARN L197 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 125 [2021-01-06 21:54:55,755 WARN L197 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 132 [2021-01-06 21:54:56,626 WARN L197 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 126 [2021-01-06 21:54:57,537 WARN L197 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 132 [2021-01-06 21:54:58,451 WARN L197 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 129 [2021-01-06 21:54:59,379 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 136 [2021-01-06 21:55:00,304 WARN L197 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 130 [2021-01-06 21:55:01,219 WARN L197 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 136 [2021-01-06 21:55:02,256 WARN L197 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 134 [2021-01-06 21:55:03,302 WARN L197 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-01-06 21:55:04,275 WARN L197 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 134 [2021-01-06 21:55:05,343 WARN L197 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 142 [2021-01-06 21:55:06,394 WARN L197 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-01-06 21:55:07,489 WARN L197 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 143 [2021-01-06 21:55:08,542 WARN L197 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 138 [2021-01-06 21:55:09,561 WARN L197 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 153 [2021-01-06 21:55:10,563 WARN L197 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 147 [2021-01-06 21:55:11,710 WARN L197 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 154 [2021-01-06 21:55:12,846 WARN L197 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 148 [2021-01-06 21:55:14,068 WARN L197 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 155 [2021-01-06 21:55:15,313 WARN L197 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 151 [2021-01-06 21:55:16,628 WARN L197 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 158 [2021-01-06 21:55:17,807 WARN L197 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 152 [2021-01-06 21:55:19,127 WARN L197 SmtUtils]: Spent 764.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 165 [2021-01-06 21:55:20,302 WARN L197 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 159 [2021-01-06 21:55:21,593 WARN L197 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 166 [2021-01-06 21:55:22,817 WARN L197 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 160 [2021-01-06 21:55:24,200 WARN L197 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 169 [2021-01-06 21:55:25,627 WARN L197 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 163 [2021-01-06 21:55:27,024 WARN L197 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 170 [2021-01-06 21:55:28,484 WARN L197 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 164 [2021-01-06 21:55:29,969 WARN L197 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 173 [2021-01-06 21:55:31,406 WARN L197 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 167 [2021-01-06 21:55:32,963 WARN L197 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 174 [2021-01-06 21:55:34,616 WARN L197 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 168 [2021-01-06 21:55:36,200 WARN L197 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 177 [2021-01-06 21:55:37,759 WARN L197 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 171 [2021-01-06 21:55:39,498 WARN L197 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 181 DAG size of output: 178 [2021-01-06 21:55:41,186 WARN L197 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 172 [2021-01-06 21:55:42,764 WARN L197 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 181 [2021-01-06 21:55:44,532 WARN L197 SmtUtils]: Spent 994.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 176 [2021-01-06 21:55:46,211 WARN L197 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 182 [2021-01-06 21:55:48,047 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 179 DAG size of output: 177 [2021-01-06 21:55:49,809 WARN L197 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2021-01-06 21:55:51,633 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 186 DAG size of output: 183 [2021-01-06 21:55:53,485 WARN L197 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2021-01-06 21:55:55,307 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 187 DAG size of output: 184 [2021-01-06 21:55:57,203 WARN L197 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 200 DAG size of output: 197 [2021-01-06 21:55:59,080 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2021-01-06 21:56:01,042 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 201 DAG size of output: 198 [2021-01-06 21:56:03,008 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 195 DAG size of output: 192 [2021-01-06 21:56:05,251 WARN L197 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 204 DAG size of output: 201 [2021-01-06 21:56:07,474 WARN L197 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2021-01-06 21:56:09,616 WARN L197 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 205 DAG size of output: 202 [2021-01-06 21:56:11,803 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 199 DAG size of output: 196 [2021-01-06 21:56:14,072 WARN L197 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 212 DAG size of output: 208 [2021-01-06 21:56:16,246 WARN L197 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 206 DAG size of output: 203 [2021-01-06 21:56:18,435 WARN L197 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2021-01-06 21:56:20,707 WARN L197 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 207 DAG size of output: 204 [2021-01-06 21:56:23,401 WARN L197 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 220 DAG size of output: 217 [2021-01-06 21:56:26,015 WARN L197 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 214 DAG size of output: 211 [2021-01-06 21:56:28,536 WARN L197 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 221 DAG size of output: 218 [2021-01-06 21:56:31,048 WARN L197 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 215 DAG size of output: 212 [2021-01-06 21:56:33,904 WARN L197 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 228 DAG size of output: 225 [2021-01-06 21:56:36,682 WARN L197 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 222 DAG size of output: 219 [2021-01-06 21:56:39,335 WARN L197 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 229 DAG size of output: 226 [2021-01-06 21:56:42,038 WARN L197 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 223 DAG size of output: 220 [2021-01-06 21:56:44,983 WARN L197 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 238 DAG size of output: 229 [2021-01-06 21:56:48,048 WARN L197 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 230 DAG size of output: 223 [2021-01-06 21:56:51,121 WARN L197 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 239 DAG size of output: 230 [2021-01-06 21:56:54,316 WARN L197 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 231 DAG size of output: 224 [2021-01-06 21:56:57,555 WARN L197 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 237 DAG size of output: 231 [2021-01-06 21:57:00,927 WARN L197 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 234 DAG size of output: 227 [2021-01-06 21:57:04,224 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 243 DAG size of output: 234 [2021-01-06 21:57:07,558 WARN L197 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 238 DAG size of output: 230