/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/loop-lit/jm2006.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:22:35,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:22:35,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:22:35,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-24 04:22:35,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 04:22:35,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:22:35,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:22:35,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:22:35,605 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:22:35,605 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:22:35,605 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:22:35,605 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:22:35,606 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:22:35,606 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:22:35,606 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:22:35,607 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:22:35,607 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:22:35,608 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:22:35,608 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:22:35,608 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:22:35,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:22:35,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:22:35,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:22:35,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:22:35,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:22:35,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:22:35,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:22:35,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:22:35,611 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:22:35,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:22:35,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:22:35,612 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:22:35,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:22:35,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:22:35,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:22:35,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:22:35,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:22:35,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:22:35,614 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:22:35,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:22:35,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:22:35,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:22:35,615 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:22:35,864 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:22:35,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:22:35,882 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:22:35,883 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:22:35,884 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:22:35,884 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.i [2019-11-24 04:22:35,954 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8e4fa7f5/d47da703368343a98ed41fac8ff9b22c/FLAG9b809633e [2019-11-24 04:22:36,416 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:22:36,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.i [2019-11-24 04:22:36,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8e4fa7f5/d47da703368343a98ed41fac8ff9b22c/FLAG9b809633e [2019-11-24 04:22:36,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8e4fa7f5/d47da703368343a98ed41fac8ff9b22c [2019-11-24 04:22:36,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:22:36,786 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:22:36,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:22:36,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:22:36,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:22:36,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:22:36" (1/1) ... [2019-11-24 04:22:36,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@232e17c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:36, skipping insertion in model container [2019-11-24 04:22:36,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:22:36" (1/1) ... [2019-11-24 04:22:36,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:22:36,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:22:36,992 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:22:36,998 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:22:37,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:22:37,030 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:22:37,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37 WrapperNode [2019-11-24 04:22:37,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:22:37,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:22:37,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:22:37,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:22:37,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,042 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,137 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:22:37,138 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:22:37,138 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:22:37,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:22:37,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... [2019-11-24 04:22:37,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:22:37,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:22:37,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:22:37,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:22:37,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-11-24 04:22:37,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:22:37,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:22:37,404 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:22:37,405 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 04:22:37,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:22:37 BoogieIcfgContainer [2019-11-24 04:22:37,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:22:37,407 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:22:37,407 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:22:37,421 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:22:37,421 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:22:36" (1/3) ... [2019-11-24 04:22:37,422 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e648711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:22:37, skipping insertion in model container [2019-11-24 04:22:37,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:22:37" (2/3) ... [2019-11-24 04:22:37,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e648711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:22:37, skipping insertion in model container [2019-11-24 04:22:37,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:22:37" (3/3) ... [2019-11-24 04:22:37,425 INFO L109 eAbstractionObserver]: Analyzing ICFG jm2006.i [2019-11-24 04:22:37,458 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:22:37,476 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-24 04:22:37,505 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-24 04:22:37,552 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:22:37,552 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:22:37,552 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:22:37,552 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:22:37,552 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:22:37,552 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:22:37,552 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:22:37,552 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:22:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states. [2019-11-24 04:22:37,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-11-24 04:22:37,569 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:22:37,569 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-11-24 04:22:37,570 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:22:37,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:22:37,575 INFO L82 PathProgramCache]: Analyzing trace with hash 922886549, now seen corresponding path program 1 times [2019-11-24 04:22:37,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:22:37,583 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806299711] [2019-11-24 04:22:37,583 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:22:37,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:22:37,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:22:37,804 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806299711] [2019-11-24 04:22:37,805 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:22:37,806 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-24 04:22:37,807 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649793173] [2019-11-24 04:22:37,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-24 04:22:37,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:22:37,826 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-24 04:22:37,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-24 04:22:37,829 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 5 states. [2019-11-24 04:22:38,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:22:38,002 INFO L93 Difference]: Finished difference Result 29 states and 30 transitions. [2019-11-24 04:22:38,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-24 04:22:38,005 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 6 [2019-11-24 04:22:38,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:22:38,020 INFO L225 Difference]: With dead ends: 29 [2019-11-24 04:22:38,021 INFO L226 Difference]: Without dead ends: 8 [2019-11-24 04:22:38,027 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-24 04:22:38,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-11-24 04:22:38,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2019-11-24 04:22:38,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2019-11-24 04:22:38,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2019-11-24 04:22:38,076 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 6 [2019-11-24 04:22:38,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:22:38,077 INFO L462 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2019-11-24 04:22:38,077 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-24 04:22:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2019-11-24 04:22:38,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-24 04:22:38,078 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:22:38,078 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:22:38,079 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:22:38,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:22:38,080 INFO L82 PathProgramCache]: Analyzing trace with hash -1477812968, now seen corresponding path program 1 times [2019-11-24 04:22:38,080 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:22:38,080 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033481856] [2019-11-24 04:22:38,081 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:22:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:22:38,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:22:38,311 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033481856] [2019-11-24 04:22:38,311 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116909547] [2019-11-24 04:22:38,313 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-24 04:22:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:22:38,354 WARN L253 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 18 conjunts are in the unsatisfiable core [2019-11-24 04:22:38,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-24 04:22:38,434 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-24 04:22:38,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:22:38,463 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-24 04:22:38,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:22:38,541 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [92137284] [2019-11-24 04:22:38,570 INFO L159 IcfgInterpreter]: Started Sifa with 7 locations of interest [2019-11-24 04:22:38,571 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 04:22:38,596 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 04:22:38,609 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 04:22:38,610 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 04:22:41,707 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 306 [2019-11-24 04:22:41,930 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 319 [2019-11-24 04:22:42,205 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 332 [2019-11-24 04:22:42,485 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 345 [2019-11-24 04:22:42,742 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 410 DAG size of output: 358 [2019-11-24 04:22:42,898 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 356 [2019-11-24 04:22:43,074 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 371 [2019-11-24 04:22:43,388 WARN L192 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 384 [2019-11-24 04:22:43,712 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 397 [2019-11-24 04:22:43,872 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 395 [2019-11-24 04:22:44,037 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 410 [2019-11-24 04:22:44,415 WARN L192 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 490 DAG size of output: 423 [2019-11-24 04:22:44,709 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 504 DAG size of output: 436 [2019-11-24 04:22:44,869 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 434 [2019-11-24 04:22:45,049 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 449 [2019-11-24 04:22:45,226 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-11-24 04:22:45,430 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 535 DAG size of output: 462 [2019-11-24 04:22:45,582 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 460 [2019-11-24 04:22:45,778 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 475 [2019-11-24 04:22:45,929 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 473 [2019-11-24 04:22:46,147 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 488 [2019-11-24 04:22:46,331 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 486 [2019-11-24 04:22:46,547 WARN L192 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 501 [2019-11-24 04:22:46,717 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 499 [2019-11-24 04:22:46,951 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 595 DAG size of output: 514 [2019-11-24 04:22:47,132 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 512 [2019-11-24 04:22:47,395 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 527 [2019-11-24 04:22:47,646 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 525 [2019-11-24 04:22:47,921 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 624 DAG size of output: 540 [2019-11-24 04:22:48,096 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 538 [2019-11-24 04:22:48,406 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 639 DAG size of output: 553 [2019-11-24 04:22:48,593 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 553 DAG size of output: 551 [2019-11-24 04:22:48,876 WARN L192 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 658 DAG size of output: 566 [2019-11-24 04:22:49,070 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 566 DAG size of output: 564 [2019-11-24 04:22:49,359 WARN L192 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 668 DAG size of output: 579 [2019-11-24 04:22:49,568 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 577 [2019-11-24 04:22:49,884 WARN L192 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 686 DAG size of output: 592 [2019-11-24 04:22:50,118 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 590 [2019-11-24 04:22:50,492 WARN L192 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 705 DAG size of output: 605 [2019-11-24 04:22:50,724 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 603 [2019-11-24 04:22:51,038 WARN L192 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 719 DAG size of output: 618 [2019-11-24 04:22:51,301 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 618 DAG size of output: 616 [2019-11-24 04:22:51,625 WARN L192 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 730 DAG size of output: 631 [2019-11-24 04:22:51,871 WARN L192 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 629 [2019-11-24 04:22:52,259 WARN L192 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 746 DAG size of output: 644 [2019-11-24 04:22:52,540 WARN L192 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 644 DAG size of output: 640 [2019-11-24 04:22:52,906 WARN L192 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 654 [2019-11-24 04:22:53,180 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 655 DAG size of output: 654 [2019-11-24 04:22:53,545 WARN L192 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 776 DAG size of output: 670 [2019-11-24 04:22:53,820 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 670 DAG size of output: 666 [2019-11-24 04:22:54,210 WARN L192 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 680 [2019-11-24 04:22:54,495 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 681 DAG size of output: 680 [2019-11-24 04:22:54,890 WARN L192 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 808 DAG size of output: 696 [2019-11-24 04:22:55,177 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 696 DAG size of output: 694 [2019-11-24 04:22:55,607 WARN L192 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 822 DAG size of output: 709 [2019-11-24 04:22:56,089 WARN L192 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 709 DAG size of output: 707 [2019-11-24 04:22:56,510 WARN L192 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 838 DAG size of output: 722 [2019-11-24 04:22:56,821 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 722 DAG size of output: 720 [2019-11-24 04:22:57,286 WARN L192 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 735 [2019-11-24 04:22:57,623 WARN L192 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 733 [2019-11-24 04:22:58,072 WARN L192 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 748 [2019-11-24 04:22:58,427 WARN L192 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 748 DAG size of output: 746 [2019-11-24 04:22:58,908 WARN L192 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 883 DAG size of output: 761 [2019-11-24 04:22:59,263 WARN L192 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 761 DAG size of output: 759 [2019-11-24 04:22:59,749 WARN L192 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 899 DAG size of output: 774 [2019-11-24 04:23:00,111 WARN L192 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 774 DAG size of output: 772 [2019-11-24 04:23:00,617 WARN L192 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 915 DAG size of output: 787 [2019-11-24 04:23:01,008 WARN L192 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 787 DAG size of output: 785 [2019-11-24 04:23:01,544 WARN L192 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 932 DAG size of output: 800 [2019-11-24 04:23:01,958 WARN L192 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 800 DAG size of output: 798 [2019-11-24 04:23:02,504 WARN L192 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 946 DAG size of output: 813 [2019-11-24 04:23:02,918 WARN L192 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 813 DAG size of output: 811 [2019-11-24 04:23:03,458 WARN L192 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 961 DAG size of output: 826 [2019-11-24 04:23:03,881 WARN L192 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 826 DAG size of output: 824 [2019-11-24 04:23:04,459 WARN L192 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 973 DAG size of output: 839 [2019-11-24 04:23:04,910 WARN L192 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 839 DAG size of output: 837 [2019-11-24 04:23:05,546 WARN L192 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 992 DAG size of output: 852 [2019-11-24 04:23:06,008 WARN L192 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 852 DAG size of output: 850 [2019-11-24 04:23:06,660 WARN L192 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 1008 DAG size of output: 865 [2019-11-24 04:23:07,144 WARN L192 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 865 DAG size of output: 863 [2019-11-24 04:23:07,814 WARN L192 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 1021 DAG size of output: 878 [2019-11-24 04:23:08,308 WARN L192 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 876 [2019-11-24 04:23:08,977 WARN L192 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 1036 DAG size of output: 891 [2019-11-24 04:23:09,504 WARN L192 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 891 DAG size of output: 887 [2019-11-24 04:23:10,175 WARN L192 SmtUtils]: Spent 632.00 ms on a formula simplification. DAG size of input: 1048 DAG size of output: 901 [2019-11-24 04:23:10,691 WARN L192 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 901 [2019-11-24 04:23:11,382 WARN L192 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 1064 DAG size of output: 917 [2019-11-24 04:23:11,953 WARN L192 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 917 DAG size of output: 915 [2019-11-24 04:23:12,698 WARN L192 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 1083 DAG size of output: 930 [2019-11-24 04:23:13,271 WARN L192 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 930 DAG size of output: 928 [2019-11-24 04:23:14,066 WARN L192 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 1106 DAG size of output: 943 [2019-11-24 04:23:14,650 WARN L192 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 943 DAG size of output: 941 [2019-11-24 04:23:15,436 WARN L192 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 956 [2019-11-24 04:23:16,105 WARN L192 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 956 DAG size of output: 954 [2019-11-24 04:23:16,899 WARN L192 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 1130 DAG size of output: 969 [2019-11-24 04:23:17,539 WARN L192 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 969 DAG size of output: 967 [2019-11-24 04:23:18,348 WARN L192 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 1142 DAG size of output: 982 [2019-11-24 04:23:19,026 WARN L192 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 982 DAG size of output: 980 [2019-11-24 04:23:19,911 WARN L192 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 1160 DAG size of output: 995 [2019-11-24 04:23:20,562 WARN L192 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 995 DAG size of output: 993 [2019-11-24 04:23:21,461 WARN L192 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 1008 [2019-11-24 04:23:22,126 WARN L192 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 1008 DAG size of output: 1006 [2019-11-24 04:23:23,056 WARN L192 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 1194 DAG size of output: 1021 [2019-11-24 04:23:23,761 WARN L192 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 1021 DAG size of output: 1019 [2019-11-24 04:23:24,713 WARN L192 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 1201 DAG size of output: 1034 [2019-11-24 04:23:25,411 WARN L192 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 1032 [2019-11-24 04:23:26,398 WARN L192 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 1223 DAG size of output: 1047 [2019-11-24 04:23:27,116 WARN L192 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 1047 DAG size of output: 1045 [2019-11-24 04:23:28,109 WARN L192 SmtUtils]: Spent 926.00 ms on a formula simplification. DAG size of input: 1242 DAG size of output: 1060 [2019-11-24 04:23:28,825 WARN L192 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 1060 DAG size of output: 1058 [2019-11-24 04:23:29,840 WARN L192 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 1251 DAG size of output: 1073 [2019-11-24 04:23:30,651 WARN L192 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 1071 [2019-11-24 04:23:31,650 WARN L192 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 1265 DAG size of output: 1086 [2019-11-24 04:23:32,445 WARN L192 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 1086 DAG size of output: 1084 [2019-11-24 04:23:33,460 WARN L192 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 1280 DAG size of output: 1099 [2019-11-24 04:23:34,292 WARN L192 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 1099 DAG size of output: 1097 [2019-11-24 04:23:35,324 WARN L192 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 1293 DAG size of output: 1112 [2019-11-24 04:23:36,170 WARN L192 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 1110 [2019-11-24 04:23:37,236 WARN L192 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1311 DAG size of output: 1125 [2019-11-24 04:23:38,118 WARN L192 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 1125 DAG size of output: 1123 [2019-11-24 04:23:39,268 WARN L192 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 1330 DAG size of output: 1138 [2019-11-24 04:23:40,155 WARN L192 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 1138 DAG size of output: 1136 [2019-11-24 04:23:41,277 WARN L192 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 1345 DAG size of output: 1151 [2019-11-24 04:23:42,189 WARN L192 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 1151 DAG size of output: 1149 [2019-11-24 04:23:43,362 WARN L192 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 1353 DAG size of output: 1164 [2019-11-24 04:23:44,270 WARN L192 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 1164 DAG size of output: 1162 [2019-11-24 04:23:45,449 WARN L192 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 1367 DAG size of output: 1177 [2019-11-24 04:23:46,424 WARN L192 SmtUtils]: Spent 730.00 ms on a formula simplification. DAG size of input: 1177 DAG size of output: 1175 [2019-11-24 04:23:47,626 WARN L192 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 1389 DAG size of output: 1190 [2019-11-24 04:23:48,572 WARN L192 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 1190 DAG size of output: 1188 [2019-11-24 04:23:49,804 WARN L192 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 1396 DAG size of output: 1203 [2019-11-24 04:23:50,810 WARN L192 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1201 [2019-11-24 04:23:52,042 WARN L192 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 1422 DAG size of output: 1216 [2019-11-24 04:23:53,039 WARN L192 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 1216 DAG size of output: 1214 [2019-11-24 04:23:54,288 WARN L192 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 1430 DAG size of output: 1229 [2019-11-24 04:23:55,310 WARN L192 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 1229 DAG size of output: 1227 [2019-11-24 04:23:56,647 WARN L192 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 1444 DAG size of output: 1242 [2019-11-24 04:23:57,685 WARN L192 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 1242 DAG size of output: 1240 [2019-11-24 04:23:59,014 WARN L192 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 1457 DAG size of output: 1255 [2019-11-24 04:24:00,079 WARN L192 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 1255 DAG size of output: 1253 [2019-11-24 04:24:01,413 WARN L192 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 1480 DAG size of output: 1268 [2019-11-24 04:24:02,496 WARN L192 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 1268 DAG size of output: 1266 [2019-11-24 04:24:03,840 WARN L192 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1492 DAG size of output: 1281 [2019-11-24 04:24:04,949 WARN L192 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 1281 DAG size of output: 1279 [2019-11-24 04:24:06,352 WARN L192 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 1505 DAG size of output: 1294 [2019-11-24 04:24:07,508 WARN L192 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 1294 DAG size of output: 1292 [2019-11-24 04:24:08,964 WARN L192 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 1523 DAG size of output: 1307 [2019-11-24 04:24:10,151 WARN L192 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 1307 DAG size of output: 1303 [2019-11-24 04:24:11,600 WARN L192 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 1531 DAG size of output: 1317 [2019-11-24 04:24:12,799 WARN L192 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 1318 DAG size of output: 1316 [2019-11-24 04:24:14,338 WARN L192 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 1541 DAG size of output: 1330 [2019-11-24 04:24:15,561 WARN L192 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 1331 DAG size of output: 1330 [2019-11-24 04:24:17,094 WARN L192 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 1566 DAG size of output: 1346 [2019-11-24 04:24:18,336 WARN L192 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 1346 DAG size of output: 1344 [2019-11-24 04:24:19,992 WARN L192 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 1579 DAG size of output: 1359 [2019-11-24 04:24:21,276 WARN L192 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 1359 DAG size of output: 1357