/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/AllInterval-014.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 21:36:05,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 21:36:05,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 21:36:05,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 21:36:05,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 21:36:05,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 21:36:05,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 21:36:05,510 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 21:36:05,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 21:36:05,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 21:36:05,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 21:36:05,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 21:36:05,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 21:36:05,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 21:36:05,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 21:36:05,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 21:36:05,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 21:36:05,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 21:36:05,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 21:36:05,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 21:36:05,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 21:36:05,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 21:36:05,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 21:36:05,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 21:36:05,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 21:36:05,567 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 21:36:05,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 21:36:05,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 21:36:05,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 21:36:05,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 21:36:05,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 21:36:05,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 21:36:05,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 21:36:05,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 21:36:05,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 21:36:05,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 21:36:05,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 21:36:05,586 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 21:36:05,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 21:36:05,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 21:36:05,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 21:36:05,593 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 21:36:05,648 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 21:36:05,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 21:36:05,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 21:36:05,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 21:36:05,651 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 21:36:05,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 21:36:05,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 21:36:05,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 21:36:05,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 21:36:05,653 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 21:36:05,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 21:36:05,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 21:36:05,655 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 21:36:05,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 21:36:05,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 21:36:05,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 21:36:05,656 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 21:36:05,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 21:36:05,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 21:36:05,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 21:36:05,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 21:36:05,657 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 21:36:05,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 21:36:05,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 21:36:05,657 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 21:36:05,658 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 21:36:06,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 21:36:06,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 21:36:06,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 21:36:06,101 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 21:36:06,102 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 21:36:06,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/xcsp/AllInterval-014.c [2021-01-06 21:36:06,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ca1b3c296/e01977a300054805a3b990dcfc1dee4f/FLAGf0f7bb3d2 [2021-01-06 21:36:06,996 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 21:36:06,997 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/xcsp/AllInterval-014.c [2021-01-06 21:36:07,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ca1b3c296/e01977a300054805a3b990dcfc1dee4f/FLAGf0f7bb3d2 [2021-01-06 21:36:07,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/ca1b3c296/e01977a300054805a3b990dcfc1dee4f [2021-01-06 21:36:07,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 21:36:07,312 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 21:36:07,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 21:36:07,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 21:36:07,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 21:36:07,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:07,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d243bfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07, skipping insertion in model container [2021-01-06 21:36:07,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:07,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 21:36:07,383 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[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] [2021-01-06 21:36:07,666 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/AllInterval-014.c[9324,9337] [2021-01-06 21:36:07,674 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:36:07,689 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[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] left hand side expression in assignment: lhs: VariableLHS[~var_for_abs~0,] [2021-01-06 21:36:07,758 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/AllInterval-014.c[9324,9337] [2021-01-06 21:36:07,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 21:36:07,778 INFO L208 MainTranslator]: Completed translation [2021-01-06 21:36:07,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07 WrapperNode [2021-01-06 21:36:07,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 21:36:07,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 21:36:07,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 21:36:07,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 21:36:07,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:07,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:07,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 21:36:07,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 21:36:07,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 21:36:07,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 21:36:07,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:07,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:07,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:07,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:08,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:08,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:08,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (1/1) ... [2021-01-06 21:36:08,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 21:36:08,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 21:36:08,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 21:36:08,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 21:36:08,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (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 21:36:08,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 21:36:08,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 21:36:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 21:36:08,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 21:36:09,864 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 21:36:09,865 INFO L299 CfgBuilder]: Removed 476 assume(true) statements. [2021-01-06 21:36:09,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:36:09 BoogieIcfgContainer [2021-01-06 21:36:09,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 21:36:09,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 21:36:09,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 21:36:09,874 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 21:36:09,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 09:36:07" (1/3) ... [2021-01-06 21:36:09,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203a5f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:36:09, skipping insertion in model container [2021-01-06 21:36:09,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 09:36:07" (2/3) ... [2021-01-06 21:36:09,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@203a5f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 09:36:09, skipping insertion in model container [2021-01-06 21:36:09,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 09:36:09" (3/3) ... [2021-01-06 21:36:09,878 INFO L111 eAbstractionObserver]: Analyzing ICFG AllInterval-014.c [2021-01-06 21:36:09,885 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 21:36:09,891 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 21:36:09,911 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 21:36:09,943 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 21:36:09,943 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 21:36:09,943 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 21:36:09,944 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 21:36:09,944 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 21:36:09,944 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 21:36:09,944 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 21:36:09,944 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 21:36:09,972 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states. [2021-01-06 21:36:10,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-01-06 21:36:10,006 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:36:10,007 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] [2021-01-06 21:36:10,008 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:36:10,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:36:10,015 INFO L82 PathProgramCache]: Analyzing trace with hash 884788233, now seen corresponding path program 1 times [2021-01-06 21:36:10,026 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:36:10,026 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510076449] [2021-01-06 21:36:10,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:36:10,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:36:10,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 21:36:10,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510076449] [2021-01-06 21:36:10,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 21:36:10,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 21:36:10,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840620194] [2021-01-06 21:36:10,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 21:36:10,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 21:36:10,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 21:36:10,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 21:36:10,884 INFO L87 Difference]: Start difference. First operand 504 states. Second operand 2 states. [2021-01-06 21:36:10,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 21:36:10,945 INFO L93 Difference]: Finished difference Result 1002 states and 1498 transitions. [2021-01-06 21:36:10,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 21:36:10,947 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 500 [2021-01-06 21:36:10,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 21:36:10,968 INFO L225 Difference]: With dead ends: 1002 [2021-01-06 21:36:10,968 INFO L226 Difference]: Without dead ends: 501 [2021-01-06 21:36:10,976 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 21:36:11,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2021-01-06 21:36:11,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 501. [2021-01-06 21:36:11,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2021-01-06 21:36:11,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 513 transitions. [2021-01-06 21:36:11,076 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 513 transitions. Word has length 500 [2021-01-06 21:36:11,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 21:36:11,078 INFO L481 AbstractCegarLoop]: Abstraction has 501 states and 513 transitions. [2021-01-06 21:36:11,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 21:36:11,078 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 513 transitions. [2021-01-06 21:36:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2021-01-06 21:36:11,100 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 21:36:11,101 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] [2021-01-06 21:36:11,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 21:36:11,103 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 21:36:11,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 21:36:11,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1819417899, now seen corresponding path program 1 times [2021-01-06 21:36:11,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 21:36:11,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281048136] [2021-01-06 21:36:11,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 21:36:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 21:36:24,080 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 35 [2021-01-06 21:36:24,277 WARN L197 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 29 [2021-01-06 21:36:24,849 WARN L197 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 81 [2021-01-06 21:36:26,405 WARN L197 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 249 DAG size of output: 135 [2021-01-06 21:36:27,883 WARN L197 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 243 DAG size of output: 129 [2021-01-06 21:36:32,735 WARN L197 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 352 DAG size of output: 328 [2021-01-06 21:36:37,521 WARN L197 SmtUtils]: Spent 4.53 s on a formula simplification. DAG size of input: 348 DAG size of output: 324 [2021-01-06 21:36:42,372 WARN L197 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 363 DAG size of output: 343 [2021-01-06 21:36:47,240 WARN L197 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 359 DAG size of output: 339 [2021-01-06 21:36:52,481 WARN L197 SmtUtils]: Spent 4.99 s on a formula simplification. DAG size of input: 371 DAG size of output: 352 [2021-01-06 21:36:57,697 WARN L197 SmtUtils]: Spent 4.90 s on a formula simplification. DAG size of input: 367 DAG size of output: 348 [2021-01-06 21:37:02,995 WARN L197 SmtUtils]: Spent 5.02 s on a formula simplification. DAG size of input: 377 DAG size of output: 355 [2021-01-06 21:37:08,299 WARN L197 SmtUtils]: Spent 4.96 s on a formula simplification. DAG size of input: 373 DAG size of output: 351 [2021-01-06 21:37:13,796 WARN L197 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 388 DAG size of output: 369 [2021-01-06 21:37:19,359 WARN L197 SmtUtils]: Spent 5.17 s on a formula simplification. DAG size of input: 384 DAG size of output: 365 [2021-01-06 21:37:24,962 WARN L197 SmtUtils]: Spent 5.26 s on a formula simplification. DAG size of input: 390 DAG size of output: 369 [2021-01-06 21:37:30,663 WARN L197 SmtUtils]: Spent 5.29 s on a formula simplification. DAG size of input: 386 DAG size of output: 365 [2021-01-06 21:37:36,601 WARN L197 SmtUtils]: Spent 5.56 s on a formula simplification. DAG size of input: 399 DAG size of output: 377 [2021-01-06 21:37:42,471 WARN L197 SmtUtils]: Spent 5.40 s on a formula simplification. DAG size of input: 395 DAG size of output: 373 [2021-01-06 21:37:48,396 WARN L197 SmtUtils]: Spent 5.54 s on a formula simplification. DAG size of input: 402 DAG size of output: 380 [2021-01-06 21:37:54,345 WARN L197 SmtUtils]: Spent 5.46 s on a formula simplification. DAG size of input: 398 DAG size of output: 376 [2021-01-06 21:38:00,265 WARN L197 SmtUtils]: Spent 5.51 s on a formula simplification. DAG size of input: 406 DAG size of output: 384 [2021-01-06 21:38:06,464 WARN L197 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 402 DAG size of output: 380 [2021-01-06 21:38:12,741 WARN L197 SmtUtils]: Spent 5.81 s on a formula simplification. DAG size of input: 408 DAG size of output: 386 [2021-01-06 21:38:19,101 WARN L197 SmtUtils]: Spent 5.74 s on a formula simplification. DAG size of input: 404 DAG size of output: 382 [2021-01-06 21:38:25,534 WARN L197 SmtUtils]: Spent 5.87 s on a formula simplification. DAG size of input: 409 DAG size of output: 385 [2021-01-06 21:38:32,066 WARN L197 SmtUtils]: Spent 5.87 s on a formula simplification. DAG size of input: 405 DAG size of output: 381 [2021-01-06 21:38:38,383 WARN L197 SmtUtils]: Spent 5.80 s on a formula simplification. DAG size of input: 404 DAG size of output: 379 [2021-01-06 21:38:44,880 WARN L197 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 400 DAG size of output: 375 [2021-01-06 21:38:51,438 WARN L197 SmtUtils]: Spent 5.99 s on a formula simplification. DAG size of input: 404 DAG size of output: 378 [2021-01-06 21:38:58,157 WARN L197 SmtUtils]: Spent 5.91 s on a formula simplification. DAG size of input: 400 DAG size of output: 374 [2021-01-06 21:39:04,708 WARN L197 SmtUtils]: Spent 5.93 s on a formula simplification. DAG size of input: 402 DAG size of output: 369 [2021-01-06 21:39:11,454 WARN L197 SmtUtils]: Spent 5.88 s on a formula simplification. DAG size of input: 398 DAG size of output: 365 [2021-01-06 21:39:18,146 WARN L197 SmtUtils]: Spent 6.05 s on a formula simplification. DAG size of input: 401 DAG size of output: 363 [2021-01-06 21:39:25,044 WARN L197 SmtUtils]: Spent 5.96 s on a formula simplification. DAG size of input: 397 DAG size of output: 359 [2021-01-06 21:39:31,795 WARN L197 SmtUtils]: Spent 6.06 s on a formula simplification. DAG size of input: 402 DAG size of output: 364 [2021-01-06 21:39:40,538 WARN L197 SmtUtils]: Spent 8.05 s on a formula simplification. DAG size of input: 400 DAG size of output: 363 [2021-01-06 21:39:45,160 WARN L197 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 384 DAG size of output: 297 [2021-01-06 21:39:49,793 WARN L197 SmtUtils]: Spent 3.76 s on a formula simplification. DAG size of input: 382 DAG size of output: 295 [2021-01-06 21:39:54,578 WARN L197 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 386 DAG size of output: 299 [2021-01-06 21:39:59,410 WARN L197 SmtUtils]: Spent 3.91 s on a formula simplification. DAG size of input: 386 DAG size of output: 294 [2021-01-06 21:40:05,932 WARN L197 SmtUtils]: Spent 5.64 s on a formula simplification. DAG size of input: 349 DAG size of output: 246 [2021-01-06 21:40:12,524 WARN L197 SmtUtils]: Spent 5.65 s on a formula simplification. DAG size of input: 347 DAG size of output: 244 [2021-01-06 21:40:18,260 WARN L197 SmtUtils]: Spent 4.79 s on a formula simplification. DAG size of input: 350 DAG size of output: 247