/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-100-2-0-unsat-4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 21:51:16,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 21:51:16,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 21:51:16,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 21:51:16,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 21:51:16,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 21:51:16,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 21:51:16,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 21:51:16,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 21:51:16,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 21:51:16,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 21:51:16,594 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 21:51:16,595 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 21:51:16,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 21:51:16,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 21:51:16,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 21:51:16,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 21:51:16,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 21:51:16,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 21:51:16,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 21:51:16,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 21:51:16,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 21:51:16,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 21:51:16,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 21:51:16,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 21:51:16,638 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 21:51:16,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 21:51:16,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 21:51:16,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 21:51:16,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 21:51:16,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 21:51:16,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 21:51:16,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 21:51:16,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 21:51:16,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 21:51:16,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 21:51:16,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 21:51:16,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 21:51:16,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 21:51:16,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 21:51:16,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 21:51:16,652 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 21:51:16,680 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 21:51:16,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 21:51:16,682 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 21:51:16,682 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 21:51:16,682 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 21:51:16,683 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 21:51:16,683 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 21:51:16,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 21:51:16,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 21:51:16,684 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 21:51:16,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 21:51:16,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 21:51:16,685 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 21:51:16,685 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 21:51:16,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 21:51:16,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 21:51:16,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 21:51:16,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 21:51:16,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 21:51:16,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 21:51:16,687 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 21:51:16,687 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 21:51:16,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 21:51:16,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 21:51:16,688 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 21:51:16,688 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 21:51:17,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 21:51:17,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 21:51:17,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 21:51:17,105 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 21:51:17,106 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 21:51:17,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/aim-100-2-0-unsat-4.c [2021-01-06 21:51:17,202 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/522e167bf/4b577e4fc9c94a3ca7a02de96c88ee41/FLAGd17362ed8 [2021-01-06 21:51:17,917 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 21:51:17,918 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/aim-100-2-0-unsat-4.c [2021-01-06 21:51:17,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/522e167bf/4b577e4fc9c94a3ca7a02de96c88ee41/FLAGd17362ed8 [2021-01-06 21:51:18,194 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/522e167bf/4b577e4fc9c94a3ca7a02de96c88ee41 [2021-01-06 21:51:18,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 21:51:18,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 21:51:18,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 21:51:18,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 21:51:18,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 21:51:18,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:51:18" (1/1) ... [2021-01-06 21:51:18,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453dd4ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:18, skipping insertion in model container [2021-01-06 21:51:18,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:51:18" (1/1) ... [2021-01-06 21:51:18,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 21:51:18,293 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,] [2021-01-06 21:51:18,812 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-100-2-0-unsat-4.c[21306,21319] [2021-01-06 21:51:18,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:51:18,884 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,] [2021-01-06 21:51:19,060 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-100-2-0-unsat-4.c[21306,21319] [2021-01-06 21:51:19,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:51:19,137 INFO L208 MainTranslator]: Completed translation [2021-01-06 21:51:19,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19 WrapperNode [2021-01-06 21:51:19,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 21:51:19,139 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 21:51:19,139 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 21:51:19,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 21:51:19,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:19,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:20,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 21:51:20,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 21:51:20,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 21:51:20,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 21:51:20,314 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:20,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:20,588 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:20,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:21,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:21,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:21,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (1/1) ... [2021-01-06 21:51:21,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 21:51:21,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 21:51:21,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 21:51:21,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 21:51:21,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (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 21:51:21,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 21:51:21,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 21:51:21,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 21:51:21,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 21:51:24,256 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 21:51:24,257 INFO L299 CfgBuilder]: Removed 786 assume(true) statements. [2021-01-06 21:51:24,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:51:24 BoogieIcfgContainer [2021-01-06 21:51:24,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 21:51:24,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 21:51:24,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 21:51:24,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 21:51:24,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 09:51:18" (1/3) ... [2021-01-06 21:51:24,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed7a5b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:51:24, skipping insertion in model container [2021-01-06 21:51:24,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:51:19" (2/3) ... [2021-01-06 21:51:24,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed7a5b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:51:24, skipping insertion in model container [2021-01-06 21:51:24,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:51:24" (3/3) ... [2021-01-06 21:51:24,269 INFO L111 eAbstractionObserver]: Analyzing ICFG aim-100-2-0-unsat-4.c [2021-01-06 21:51:24,276 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 21:51:24,282 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 21:51:24,304 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 21:51:24,340 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 21:51:24,340 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 21:51:24,340 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 21:51:24,341 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 21:51:24,341 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 21:51:24,341 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 21:51:24,341 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 21:51:24,341 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 21:51:24,374 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states. [2021-01-06 21:51:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2021-01-06 21:51:24,425 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:51:24,427 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] [2021-01-06 21:51:24,428 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:51:24,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:51:24,435 INFO L82 PathProgramCache]: Analyzing trace with hash 1099371069, now seen corresponding path program 1 times [2021-01-06 21:51:24,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:51:24,447 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041395821] [2021-01-06 21:51:24,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:51:24,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:51:26,155 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 21:51:26,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041395821] [2021-01-06 21:51:26,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:51:26,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 21:51:26,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283503476] [2021-01-06 21:51:26,164 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 21:51:26,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:51:26,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 21:51:26,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 21:51:26,183 INFO L87 Difference]: Start difference. First operand 788 states. Second operand 2 states. [2021-01-06 21:51:26,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:51:26,244 INFO L93 Difference]: Finished difference Result 1570 states and 2350 transitions. [2021-01-06 21:51:26,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 21:51:26,246 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 784 [2021-01-06 21:51:26,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:51:26,281 INFO L225 Difference]: With dead ends: 1570 [2021-01-06 21:51:26,281 INFO L226 Difference]: Without dead ends: 785 [2021-01-06 21:51:26,288 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 21:51:26,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 785 states. [2021-01-06 21:51:26,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 785 to 785. [2021-01-06 21:51:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 785 states. [2021-01-06 21:51:26,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 785 states and 784 transitions. [2021-01-06 21:51:26,376 INFO L78 Accepts]: Start accepts. Automaton has 785 states and 784 transitions. Word has length 784 [2021-01-06 21:51:26,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:51:26,377 INFO L481 AbstractCegarLoop]: Abstraction has 785 states and 784 transitions. [2021-01-06 21:51:26,377 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 21:51:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 784 transitions. [2021-01-06 21:51:26,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 785 [2021-01-06 21:51:26,401 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:51:26,401 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] [2021-01-06 21:51:26,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 21:51:26,402 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:51:26,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:51:26,404 INFO L82 PathProgramCache]: Analyzing trace with hash -993696879, now seen corresponding path program 1 times [2021-01-06 21:51:26,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:51:26,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908429926] [2021-01-06 21:51:26,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:51:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:51:48,356 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2021-01-06 21:51:48,566 WARN L197 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2021-01-06 21:51:48,971 WARN L197 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2021-01-06 21:51:49,399 WARN L197 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2021-01-06 21:51:49,837 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2021-01-06 21:51:50,044 WARN L197 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2021-01-06 21:51:50,263 WARN L197 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 47 [2021-01-06 21:51:50,519 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2021-01-06 21:51:50,780 WARN L197 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 50 [2021-01-06 21:51:51,041 WARN L197 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2021-01-06 21:51:51,317 WARN L197 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2021-01-06 21:51:51,598 WARN L197 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2021-01-06 21:51:51,863 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 53 [2021-01-06 21:51:52,174 WARN L197 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 48 [2021-01-06 21:51:52,473 WARN L197 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 55 [2021-01-06 21:51:52,778 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 49 [2021-01-06 21:51:53,110 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2021-01-06 21:51:53,440 WARN L197 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2021-01-06 21:51:53,800 WARN L197 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-01-06 21:51:54,142 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2021-01-06 21:51:54,490 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2021-01-06 21:51:54,861 WARN L197 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2021-01-06 21:51:55,206 WARN L197 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2021-01-06 21:51:55,588 WARN L197 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2021-01-06 21:51:55,970 WARN L197 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 67 [2021-01-06 21:51:56,341 WARN L197 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2021-01-06 21:51:56,729 WARN L197 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 68 [2021-01-06 21:51:57,160 WARN L197 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2021-01-06 21:51:57,596 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 71 [2021-01-06 21:51:58,037 WARN L197 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2021-01-06 21:51:58,499 WARN L197 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2021-01-06 21:51:58,979 WARN L197 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 66 [2021-01-06 21:51:59,465 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 72 [2021-01-06 21:51:59,971 WARN L197 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2021-01-06 21:52:00,531 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2021-01-06 21:52:01,068 WARN L197 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 70 [2021-01-06 21:52:01,654 WARN L197 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2021-01-06 21:52:02,205 WARN L197 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2021-01-06 21:52:03,003 WARN L197 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2021-01-06 21:52:03,537 WARN L197 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2021-01-06 21:52:04,035 WARN L197 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-01-06 21:52:04,484 WARN L197 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 81 [2021-01-06 21:52:04,932 WARN L197 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 88 [2021-01-06 21:52:05,371 WARN L197 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2021-01-06 21:52:05,903 WARN L197 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 95 [2021-01-06 21:52:06,468 WARN L197 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 89 [2021-01-06 21:52:07,080 WARN L197 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 96 [2021-01-06 21:52:07,681 WARN L197 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-01-06 21:52:08,541 WARN L197 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 97 [2021-01-06 21:52:09,174 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 93 [2021-01-06 21:52:09,854 WARN L197 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 101 [2021-01-06 21:52:10,488 WARN L197 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 94 [2021-01-06 21:52:11,174 WARN L197 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 103 [2021-01-06 21:52:11,853 WARN L197 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 97 [2021-01-06 21:52:12,561 WARN L197 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 104 [2021-01-06 21:52:13,265 WARN L197 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 98 [2021-01-06 21:52:13,998 WARN L197 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 104 [2021-01-06 21:52:14,723 WARN L197 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 101 [2021-01-06 21:52:15,506 WARN L197 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 108 [2021-01-06 21:52:16,279 WARN L197 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2021-01-06 21:52:17,182 WARN L197 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 111 [2021-01-06 21:52:18,080 WARN L197 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 105 [2021-01-06 21:52:18,901 WARN L197 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 112 [2021-01-06 21:52:19,736 WARN L197 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 106 [2021-01-06 21:52:20,659 WARN L197 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 115 [2021-01-06 21:52:21,590 WARN L197 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 109 [2021-01-06 21:52:22,502 WARN L197 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-01-06 21:52:23,450 WARN L197 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-01-06 21:52:24,520 WARN L197 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 124 [2021-01-06 21:52:25,590 WARN L197 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-01-06 21:52:26,640 WARN L197 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 125 [2021-01-06 21:52:27,725 WARN L197 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 115 [2021-01-06 21:52:29,048 WARN L197 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 138 [2021-01-06 21:52:30,329 WARN L197 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 132 [2021-01-06 21:52:32,002 WARN L197 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 154 DAG size of output: 139 [2021-01-06 21:52:33,619 WARN L197 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 148 DAG size of output: 133 [2021-01-06 21:52:34,912 WARN L197 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 144 [2021-01-06 21:52:36,186 WARN L197 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 142 [2021-01-06 21:52:37,756 WARN L197 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 147 [2021-01-06 21:52:40,344 WARN L197 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 196 DAG size of output: 157 [2021-01-06 21:52:42,795 WARN L197 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 208 DAG size of output: 165 [2021-01-06 21:52:46,406 WARN L197 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 235 DAG size of output: 189 [2021-01-06 21:52:49,355 WARN L197 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 229 DAG size of output: 186 [2021-01-06 21:52:52,403 WARN L197 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 241 DAG size of output: 199 [2021-01-06 21:52:55,519 WARN L197 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 235 DAG size of output: 192 [2021-01-06 21:52:58,497 WARN L197 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 238 DAG size of output: 190 [2021-01-06 21:53:01,455 WARN L197 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 231 DAG size of output: 186 [2021-01-06 21:53:05,598 WARN L197 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 242 DAG size of output: 198 [2021-01-06 21:53:08,942 WARN L197 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 239 DAG size of output: 196 [2021-01-06 21:53:12,359 WARN L197 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 232 DAG size of output: 192 [2021-01-06 21:53:15,672 WARN L197 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 234 DAG size of output: 192 [2021-01-06 21:53:19,447 WARN L197 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 229 DAG size of output: 185 [2021-01-06 21:53:22,486 WARN L197 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 223 DAG size of output: 180 [2021-01-06 21:53:25,675 WARN L197 SmtUtils]: Spent 2.33 s on a formula simplification. DAG size of input: 226 DAG size of output: 183 [2021-01-06 21:53:28,358 WARN L197 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 230 DAG size of output: 195 [2021-01-06 21:53:33,055 WARN L197 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 228 DAG size of output: 193 [2021-01-06 21:53:35,979 WARN L197 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 238 DAG size of output: 201 [2021-01-06 21:53:38,720 WARN L197 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 236 DAG size of output: 198 [2021-01-06 21:53:41,484 WARN L197 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 226 DAG size of output: 195 [2021-01-06 21:53:44,224 WARN L197 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 222 DAG size of output: 191 [2021-01-06 21:53:47,043 WARN L197 SmtUtils]: Spent 1.91 s on a formula simplification. DAG size of input: 228 DAG size of output: 197 [2021-01-06 21:53:49,813 WARN L197 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 224 DAG size of output: 193 [2021-01-06 21:53:53,344 WARN L197 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 227 DAG size of output: 194 [2021-01-06 21:53:55,917 WARN L197 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 220 DAG size of output: 189 [2021-01-06 21:53:59,570 WARN L197 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 228 DAG size of output: 196 [2021-01-06 21:54:05,240 WARN L197 SmtUtils]: Spent 1.96 s on a formula simplification. DAG size of input: 209 DAG size of output: 199 [2021-01-06 21:54:08,133 WARN L197 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 207 DAG size of output: 197 [2021-01-06 21:54:11,102 WARN L197 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 214 DAG size of output: 203 [2021-01-06 21:54:13,835 WARN L197 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 205 DAG size of output: 193 [2021-01-06 21:54:16,480 WARN L197 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 201 DAG size of output: 189 [2021-01-06 21:54:18,958 WARN L197 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 195 DAG size of output: 181 [2021-01-06 21:54:21,610 WARN L197 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 184 DAG size of output: 176 [2021-01-06 21:54:24,180 WARN L197 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 185 DAG size of output: 177 [2021-01-06 21:54:26,668 WARN L197 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 179 DAG size of output: 171 [2021-01-06 21:54:30,066 WARN L197 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 174 DAG size of output: 166 [2021-01-06 21:54:32,566 WARN L197 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 172 DAG size of output: 164 [2021-01-06 21:54:34,711 WARN L197 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 158 DAG size of output: 152 [2021-01-06 21:54:36,872 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 156 DAG size of output: 150 [2021-01-06 21:54:38,849 WARN L197 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 151 DAG size of output: 145 [2021-01-06 21:54:40,735 WARN L197 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 144 DAG size of output: 139 [2021-01-06 21:54:42,645 WARN L197 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 141 DAG size of output: 136 [2021-01-06 21:54:44,568 WARN L197 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 137 DAG size of output: 132 [2021-01-06 21:54:46,365 WARN L197 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-01-06 21:54:48,191 WARN L197 SmtUtils]: Spent 997.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 130 [2021-01-06 21:54:49,803 WARN L197 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 111 [2021-01-06 21:54:51,393 WARN L197 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 109 [2021-01-06 21:54:54,507 WARN L197 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2021-01-06 21:54:56,042 WARN L197 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2021-01-06 21:54:57,343 WARN L197 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 68 [2021-01-06 21:54:58,654 WARN L197 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 66 [2021-01-06 21:54:59,898 WARN L197 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 63 [2021-01-06 21:55:01,129 WARN L197 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2021-01-06 21:55:02,368 WARN L197 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2021-01-06 21:55:03,826 WARN L197 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 57 [2021-01-06 21:55:04,872 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 49 [2021-01-06 21:55:05,877 WARN L197 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2021-01-06 21:55:06,820 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2021-01-06 21:55:07,752 WARN L197 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2021-01-06 21:55:08,717 WARN L197 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2021-01-06 21:55:09,558 WARN L197 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2021-01-06 21:55:10,402 WARN L197 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31