java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-lit/gj2007.c.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:59:07,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:59:07,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:59:07,101 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:59:07,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:59:07,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:59:07,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:59:07,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:59:07,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:59:07,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:59:07,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:59:07,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:59:07,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:59:07,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:59:07,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:59:07,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:59:07,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:59:07,136 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:59:07,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:59:07,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:59:07,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:59:07,151 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:59:07,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:59:07,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:59:07,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:59:07,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:59:07,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:59:07,160 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:59:07,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:59:07,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:59:07,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:59:07,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:59:07,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:59:07,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:59:07,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:59:07,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:59:07,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:59:07,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:59:07,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:59:07,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:59:07,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:59:07,170 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 22:59:07,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:59:07,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:59:07,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:59:07,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:59:07,186 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:59:07,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:59:07,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:59:07,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:59:07,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:59:07,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:59:07,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:59:07,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:59:07,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:59:07,188 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:59:07,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:59:07,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:59:07,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:59:07,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:59:07,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:59:07,189 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:59:07,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:59:07,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:59:07,190 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:59:07,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:59:07,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:59:07,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:59:07,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:59:07,191 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:59:07,191 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:59:07,494 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:59:07,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:59:07,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:59:07,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:59:07,513 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:59:07,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gj2007.c.i.p+nlh-reducer.c [2019-10-13 22:59:07,592 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ee80bc75/d2ba691b95884df7b18a40693275cc6e/FLAG86a07a344 [2019-10-13 22:59:08,068 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:59:08,069 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gj2007.c.i.p+nlh-reducer.c [2019-10-13 22:59:08,096 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ee80bc75/d2ba691b95884df7b18a40693275cc6e/FLAG86a07a344 [2019-10-13 22:59:08,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ee80bc75/d2ba691b95884df7b18a40693275cc6e [2019-10-13 22:59:08,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:59:08,383 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:59:08,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:59:08,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:59:08,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:59:08,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:59:08" (1/1) ... [2019-10-13 22:59:08,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d0e25df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:08, skipping insertion in model container [2019-10-13 22:59:08,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:59:08" (1/1) ... [2019-10-13 22:59:08,399 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:59:08,454 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:59:08,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:59:08,833 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:59:09,008 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:59:09,023 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:59:09,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09 WrapperNode [2019-10-13 22:59:09,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:59:09,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:59:09,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:59:09,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:59:09,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (1/1) ... [2019-10-13 22:59:09,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (1/1) ... [2019-10-13 22:59:09,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (1/1) ... [2019-10-13 22:59:09,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (1/1) ... [2019-10-13 22:59:09,063 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (1/1) ... [2019-10-13 22:59:09,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (1/1) ... [2019-10-13 22:59:09,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (1/1) ... [2019-10-13 22:59:09,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:59:09,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:59:09,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:59:09,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:59:09,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (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 [2019-10-13 22:59:09,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:59:09,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:59:09,164 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:59:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:59:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:59:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-13 22:59:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:59:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:59:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:59:09,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:59:10,597 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:59:10,597 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:59:10,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:59:10 BoogieIcfgContainer [2019-10-13 22:59:10,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:59:10,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:59:10,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:59:10,607 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:59:10,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:59:08" (1/3) ... [2019-10-13 22:59:10,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d46d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:59:10, skipping insertion in model container [2019-10-13 22:59:10,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:59:09" (2/3) ... [2019-10-13 22:59:10,609 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d46d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:59:10, skipping insertion in model container [2019-10-13 22:59:10,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:59:10" (3/3) ... [2019-10-13 22:59:10,614 INFO L109 eAbstractionObserver]: Analyzing ICFG gj2007.c.i.p+nlh-reducer.c [2019-10-13 22:59:10,624 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:59:10,648 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:59:10,668 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:59:10,696 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:59:10,697 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:59:10,697 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:59:10,697 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:59:10,697 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:59:10,698 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:59:10,698 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:59:10,698 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:59:10,728 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2019-10-13 22:59:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-13 22:59:10,740 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:59:10,741 INFO L380 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] [2019-10-13 22:59:10,743 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:59:10,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:59:10,750 INFO L82 PathProgramCache]: Analyzing trace with hash 325793653, now seen corresponding path program 1 times [2019-10-13 22:59:10,759 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:59:10,759 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373380046] [2019-10-13 22:59:10,760 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:10,760 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:10,760 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:59:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:59:14,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:14,472 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373380046] [2019-10-13 22:59:14,473 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:59:14,473 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [70] imperfect sequences [] total 70 [2019-10-13 22:59:14,474 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775839985] [2019-10-13 22:59:14,479 INFO L442 AbstractCegarLoop]: Interpolant automaton has 70 states [2019-10-13 22:59:14,479 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:59:14,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2019-10-13 22:59:14,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2019-10-13 22:59:14,499 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 70 states. [2019-10-13 22:59:17,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:59:17,970 INFO L93 Difference]: Finished difference Result 88 states and 157 transitions. [2019-10-13 22:59:17,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2019-10-13 22:59:17,972 INFO L78 Accepts]: Start accepts. Automaton has 70 states. Word has length 75 [2019-10-13 22:59:17,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:59:17,982 INFO L225 Difference]: With dead ends: 88 [2019-10-13 22:59:17,982 INFO L226 Difference]: Without dead ends: 77 [2019-10-13 22:59:17,987 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=204, Invalid=4626, Unknown=0, NotChecked=0, Total=4830 [2019-10-13 22:59:18,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2019-10-13 22:59:18,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2019-10-13 22:59:18,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 77 states. [2019-10-13 22:59:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2019-10-13 22:59:18,038 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 77 transitions. Word has length 75 [2019-10-13 22:59:18,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:59:18,039 INFO L462 AbstractCegarLoop]: Abstraction has 77 states and 77 transitions. [2019-10-13 22:59:18,039 INFO L463 AbstractCegarLoop]: Interpolant automaton has 70 states. [2019-10-13 22:59:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2019-10-13 22:59:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-10-13 22:59:18,043 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:59:18,043 INFO L380 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] [2019-10-13 22:59:18,043 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:59:18,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:59:18,044 INFO L82 PathProgramCache]: Analyzing trace with hash 1517143767, now seen corresponding path program 1 times [2019-10-13 22:59:18,044 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:59:18,044 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25300976] [2019-10-13 22:59:18,044 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:18,045 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:59:18,045 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:59:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:59:21,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:21,106 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25300976] [2019-10-13 22:59:21,107 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [700454751] [2019-10-13 22:59:21,107 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 [2019-10-13 22:59:21,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:59:21,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 71 conjunts are in the unsatisfiable core [2019-10-13 22:59:21,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 22:59:21,247 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,281 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,296 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,309 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,382 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,399 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,421 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,468 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,493 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,513 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,535 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,584 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,640 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,666 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,734 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,766 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,800 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,834 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,909 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:21,988 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,068 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,110 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,155 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,194 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,245 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,287 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,399 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,505 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,559 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,684 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,813 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,922 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:22,990 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,037 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,084 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,134 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,191 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,268 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,381 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,440 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,560 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,684 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,805 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:23,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,021 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,085 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,147 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:24,234 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 22:59:24,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,382 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,460 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,617 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,701 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,795 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:24,941 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,020 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,101 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,192 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,301 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,407 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,525 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,689 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,885 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:25,987 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,071 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,164 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,432 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,531 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,723 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,816 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:26,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,092 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,163 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,310 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,455 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,685 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,759 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,831 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,902 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:27,979 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,135 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,305 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,424 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,503 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,663 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,773 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:28,890 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,010 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,104 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,197 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,282 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,388 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,643 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,841 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:29,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:30,082 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:30,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:30,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:30,431 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 22:59:30,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 22:59:30,561 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [39419614] [2019-10-13 22:59:30,604 INFO L162 IcfgInterpreter]: Started Sifa with 76 locations of interest [2019-10-13 22:59:30,604 INFO L169 IcfgInterpreter]: Building call graph [2019-10-13 22:59:30,628 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-13 22:59:30,643 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-13 22:59:30,644 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-13 22:59:30,760 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 12 for LOIs [2019-10-13 22:59:31,498 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 7 for LOIs [2019-10-13 22:59:31,503 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-13 22:59:31,503 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-13 22:59:31,503 INFO L193 IcfgInterpreter]: Reachable states at location L1162 satisfy 78#(and (<= main_~main__y~0 50) (<= main_~main__x~0 8) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 8 main_~main__x~0) (<= ~__return_1121~0 0) (= 8 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,504 INFO L193 IcfgInterpreter]: Reachable states at location L778 satisfy 238#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 40 main_~main__x~0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= 40 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (<= main_~main__x~0 40) (= ~__return_main~0 0)) [2019-10-13 22:59:31,504 INFO L193 IcfgInterpreter]: Reachable states at location L1246 satisfy 43#(and (<= main_~main__y~0 50) (= 1 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 1 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= main_~main__x~0 1) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,504 INFO L193 IcfgInterpreter]: Reachable states at location L862 satisfy 203#(and (<= main_~main__y~0 50) (<= 33 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 33) (<= ~__return_1121~0 0) (= 33 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,504 INFO L193 IcfgInterpreter]: Reachable states at location L526 satisfy 343#(and (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= main_~main__x~0 61) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 61 main_~main__y~0) (<= 61 main_~main__y~0) (<= ~__return_1121~0 0) (= 61 main_~main__x~0) (<= 61 main_~main__x~0) (<= main_~main__y~0 61) (= ~__return_main~0 0)) [2019-10-13 22:59:31,505 INFO L193 IcfgInterpreter]: Reachable states at location L946 satisfy 168#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 26) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= 26 main_~main__x~0) (= 26 main_~main__x~0)) [2019-10-13 22:59:31,505 INFO L193 IcfgInterpreter]: Reachable states at location L1030 satisfy 133#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= main_~main__x~0 19) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= 19 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 19 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,505 INFO L193 IcfgInterpreter]: Reachable states at location L646 satisfy 293#(and (<= 51 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= 51 main_~main__y~0) (<= main_~main__x~0 51) (<= ~__return_1121~0 0) (<= main_~main__y~0 51) (= 51 main_~main__x~0) (= 51 main_~main__y~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,506 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 ~__return_1121~0) (<= ~__return_1121~0 0) (<= 0 ~__return_1121~0) (<= 0 ~__return_main~0) (= ~__return_main~0 0) (<= ~__return_main~0 0)) [2019-10-13 22:59:31,506 INFO L193 IcfgInterpreter]: Reachable states at location L1114 satisfy 98#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= 12 main_~main__x~0) (<= main_~main__x~0 12) (= 50 main_~main__y~0) (= 12 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,507 INFO L193 IcfgInterpreter]: Reachable states at location L730 satisfy 258#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= main_~main__x~0 44) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 44 main_~main__x~0) (<= ~__return_1121~0 0) (= 44 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,507 INFO L193 IcfgInterpreter]: Reachable states at location L1198 satisfy 63#(and (<= main_~main__y~0 50) (<= main_~main__x~0 5) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 5 main_~main__x~0) (<= 5 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,507 INFO L193 IcfgInterpreter]: Reachable states at location L814 satisfy 223#(and (<= main_~main__y~0 50) (<= main_~main__x~0 37) (= 37 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= 37 main_~main__x~0)) [2019-10-13 22:59:31,507 INFO L193 IcfgInterpreter]: Reachable states at location L574 satisfy 323#(and (= 57 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (= 57 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= main_~main__x~0 57) (<= 57 main_~main__y~0) (<= ~__return_1121~0 0) (<= main_~main__y~0 57) (<= 57 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,508 INFO L193 IcfgInterpreter]: Reachable states at location L898 satisfy 188#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= 30 main_~main__x~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 30) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= 30 main_~main__x~0)) [2019-10-13 22:59:31,508 INFO L193 IcfgInterpreter]: Reachable states at location L490 satisfy 358#(and (<= main_~main__y~0 64) (<= main_~main__x~0 64) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 64 main_~main__y~0) (<= ~__return_1121~0 0) (= 64 main_~main__x~0) (= ~__return_main~0 0) (<= 64 main_~main__x~0) (<= 64 main_~main__y~0)) [2019-10-13 22:59:31,509 INFO L193 IcfgInterpreter]: Reachable states at location L982 satisfy 153#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= main_~main__x~0 23) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 23 main_~main__x~0) (<= ~__return_1121~0 0) (<= 23 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,513 INFO L193 IcfgInterpreter]: Reachable states at location L598 satisfy 313#(and (<= 55 main_~main__y~0) (= 55 main_~main__y~0) (= 55 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= 55 main_~main__x~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= main_~main__x~0 55) (<= ~__return_1121~0 0) (<= main_~main__y~0 55) (= ~__return_main~0 0)) [2019-10-13 22:59:31,514 INFO L193 IcfgInterpreter]: Reachable states at location L1066 satisfy 118#(and (<= main_~main__y~0 50) (<= main_~main__x~0 16) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (<= 16 main_~main__x~0) (= 16 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,514 INFO L193 IcfgInterpreter]: Reachable states at location L682 satisfy 278#(and (= 48 main_~main__x~0) (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 48 main_~main__x~0) (<= main_~main__x~0 48) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,514 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 426#(and (= ~__return_main~0 |old(~__return_main~0)|) (= |old(~__return_1121~0)| ~__return_1121~0)) [2019-10-13 22:59:31,514 INFO L193 IcfgInterpreter]: Reachable states at location L439 satisfy 417#(and (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_1121~0) (<= 0 ~__return_main~0) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (not (< main_~main__x~0 100)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= |old(~__return_1121~0)| 0) (<= 67 main_~main__y~0) (<= ~__return_main~0 0) (<= 67 main_~main__x~0) (<= ~__return_1121~0 0) (<= 100 main_~main__x~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (= (ite (= 100 main_~main__y~0) 1 0) main_~__tmp_1~0) (= ~__return_main~0 0) (<= 0 main_~__tmp_1~0)) [2019-10-13 22:59:31,515 INFO L193 IcfgInterpreter]: Reachable states at location L1150 satisfy 83#(and (<= main_~main__y~0 50) (= 9 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= main_~main__x~0 9) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 9 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,515 INFO L193 IcfgInterpreter]: Reachable states at location L766 satisfy 243#(and (<= main_~main__y~0 50) (<= main_~main__x~0 41) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 41 main_~main__x~0) (= 41 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,516 INFO L193 IcfgInterpreter]: Reachable states at location L1234 satisfy 48#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= 2 main_~main__x~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= main_~main__x~0 2) (= 2 main_~main__x~0)) [2019-10-13 22:59:31,517 INFO L193 IcfgInterpreter]: Reachable states at location L850 satisfy 208#(and (<= main_~main__y~0 50) (<= main_~main__x~0 34) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= 34 main_~main__x~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 34 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,517 INFO L193 IcfgInterpreter]: Reachable states at location L538 satisfy 338#(and (<= main_~main__x~0 60) (<= |old(~__return_1121~0)| 0) (<= 60 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= 60 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 60 main_~main__y~0) (<= ~__return_1121~0 0) (<= 60 main_~main__y~0) (= ~__return_main~0 0) (<= main_~main__y~0 60)) [2019-10-13 22:59:31,517 INFO L193 IcfgInterpreter]: Reachable states at location L934 satisfy 173#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= main_~main__x~0 27) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 27 main_~main__x~0) (<= 27 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,518 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 422#(and (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_1121~0) (<= 0 ~__return_main~0) (<= main_~__VERIFIER_assert__cond~0 0) (= main_~__VERIFIER_assert__cond~0 0) (not (< main_~main__x~0 100)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= |old(~__return_1121~0)| 0) (<= 67 main_~main__y~0) (<= ~__return_main~0 0) (<= 67 main_~main__x~0) (<= ~__return_1121~0 0) (<= 100 main_~main__x~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (= (ite (= 100 main_~main__y~0) 1 0) main_~__tmp_1~0) (= ~__return_main~0 0) (<= 0 main_~__tmp_1~0)) [2019-10-13 22:59:31,518 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 431#(and (= 0 ~__return_1121~0) (<= ~__return_1121~0 0) (<= 0 ~__return_1121~0) (<= 0 ~__return_main~0) (= ~__return_main~0 0) (<= ~__return_main~0 0)) [2019-10-13 22:59:31,525 INFO L193 IcfgInterpreter]: Reachable states at location L454 satisfy 407#(and (<= 67 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= ~__return_1121~0 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_1121~0) (<= 0 ~__return_main~0) (= |old(~__return_1121~0)| 0) (= ~__return_main~0 0) (<= 67 main_~main__y~0) (<= ~__return_main~0 0)) [2019-10-13 22:59:31,526 INFO L193 IcfgInterpreter]: Reachable states at location L1018 satisfy 138#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (= 20 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 20) (<= 20 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,526 INFO L193 IcfgInterpreter]: Reachable states at location L634 satisfy 298#(and (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 52 main_~main__y~0) (= 52 main_~main__x~0) (<= main_~main__x~0 52) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= main_~main__y~0 52) (<= 52 main_~main__y~0) (<= 52 main_~main__x~0)) [2019-10-13 22:59:31,527 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-13 22:59:31,527 INFO L193 IcfgInterpreter]: Reachable states at location L1102 satisfy 103#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 13 main_~main__x~0) (<= 13 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= main_~main__x~0 13)) [2019-10-13 22:59:31,528 INFO L193 IcfgInterpreter]: Reachable states at location L718 satisfy 263#(and (<= main_~main__y~0 50) (<= main_~main__x~0 45) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 45 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= 45 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,528 INFO L193 IcfgInterpreter]: Reachable states at location L1186 satisfy 68#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 6 main_~main__x~0) (= 6 main_~main__x~0) (<= ~__return_1121~0 0) (<= main_~main__x~0 6) (= ~__return_main~0 0)) [2019-10-13 22:59:31,528 INFO L193 IcfgInterpreter]: Reachable states at location L802 satisfy 228#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= 38 main_~main__x~0) (<= main_~main__x~0 38) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= 38 main_~main__x~0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,528 INFO L193 IcfgInterpreter]: Reachable states at location L586 satisfy 318#(and (<= 56 main_~main__x~0) (<= main_~main__y~0 56) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= main_~main__x~0 56) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 56 main_~main__y~0) (<= 56 main_~main__y~0) (= 56 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,529 INFO L193 IcfgInterpreter]: Reachable states at location L886 satisfy 193#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 31 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= 31 main_~main__x~0) (= |old(~__return_1121~0)| 0) (<= main_~main__x~0 31) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,529 INFO L193 IcfgInterpreter]: Reachable states at location L502 satisfy 353#(and (<= 63 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (= 63 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= 63 main_~main__y~0) (<= ~__return_1121~0 0) (= 63 main_~main__y~0) (<= main_~main__y~0 63) (= ~__return_main~0 0) (<= main_~main__x~0 63)) [2019-10-13 22:59:31,529 INFO L193 IcfgInterpreter]: Reachable states at location L970 satisfy 158#(and (<= main_~main__y~0 50) (<= 24 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= 24 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 24) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,529 INFO L193 IcfgInterpreter]: Reachable states at location L12 satisfy 38#(and (<= main_~main__y~0 50) (<= 0 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= 0 main_~main__x~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= main_~main__x~0 0)) [2019-10-13 22:59:31,529 INFO L193 IcfgInterpreter]: Reachable states at location L1054 satisfy 123#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= main_~main__x~0 17) (<= 50 main_~main__y~0) (= 17 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 17 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,530 INFO L193 IcfgInterpreter]: Reachable states at location L670 satisfy 283#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 49 main_~main__x~0) (<= 49 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= main_~main__x~0 49)) [2019-10-13 22:59:31,530 INFO L193 IcfgInterpreter]: Reachable states at location L1138 satisfy 88#(and (<= main_~main__y~0 50) (<= 10 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= main_~main__x~0 10) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (= 10 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,530 INFO L193 IcfgInterpreter]: Reachable states at location L754 satisfy 248#(and (<= main_~main__y~0 50) (= 42 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= main_~main__x~0 42) (<= 42 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,530 INFO L193 IcfgInterpreter]: Reachable states at location L1222 satisfy 53#(and (<= main_~main__y~0 50) (= 3 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (<= 3 main_~main__x~0) (= ~__return_main~0 0) (<= main_~main__x~0 3)) [2019-10-13 22:59:31,530 INFO L193 IcfgInterpreter]: Reachable states at location L838 satisfy 213#(and (<= main_~main__y~0 50) (<= main_~main__x~0 35) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 35 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= 35 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,531 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (<= |old(~__return_1121~0)| 0) (<= ~__return_1121~0 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= ~__return_main~0 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0)) [2019-10-13 22:59:31,531 INFO L193 IcfgInterpreter]: Reachable states at location L550 satisfy 333#(and (<= main_~main__y~0 59) (<= main_~main__x~0 59) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 59 main_~main__x~0) (<= 59 main_~main__x~0) (<= ~__return_1121~0 0) (<= 59 main_~main__y~0) (= 59 main_~main__y~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,532 INFO L193 IcfgInterpreter]: Reachable states at location L922 satisfy 178#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= 28 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= main_~main__x~0 28) (= 50 main_~main__y~0) (= 28 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,532 INFO L193 IcfgInterpreter]: Reachable states at location L466 satisfy 368#(and (= 66 main_~main__y~0) (<= main_~main__y~0 66) (<= |old(~__return_1121~0)| 0) (<= 66 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= 66 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 66 main_~main__x~0) (<= main_~main__x~0 66) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,532 INFO L193 IcfgInterpreter]: Reachable states at location L1006 satisfy 143#(and (<= main_~main__y~0 50) (<= 21 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 21) (= 21 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,532 INFO L193 IcfgInterpreter]: Reachable states at location L622 satisfy 303#(and (<= 53 main_~main__y~0) (<= 53 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= 53 main_~main__y~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 53 main_~main__x~0) (<= main_~main__y~0 53) (<= main_~main__x~0 53) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,532 INFO L193 IcfgInterpreter]: Reachable states at location L1090 satisfy 108#(and (<= main_~main__y~0 50) (<= 14 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= 14 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 14) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,533 INFO L193 IcfgInterpreter]: Reachable states at location L706 satisfy 268#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= 46 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 46 main_~main__x~0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= main_~main__x~0 46)) [2019-10-13 22:59:31,534 INFO L193 IcfgInterpreter]: Reachable states at location L1174 satisfy 73#(and (<= main_~main__y~0 50) (<= main_~main__x~0 7) (<= |old(~__return_1121~0)| 0) (<= 7 main_~main__x~0) (<= 50 main_~main__y~0) (= 7 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,534 INFO L193 IcfgInterpreter]: Reachable states at location L790 satisfy 233#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= 39 main_~main__x~0) (= |old(~__return_1121~0)| 0) (<= main_~main__x~0 39) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 39 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,534 INFO L193 IcfgInterpreter]: Reachable states at location L437 satisfy 412#(and (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_1121~0) (<= 0 ~__return_main~0) (not (< main_~main__x~0 100)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= |old(~__return_1121~0)| 0) (<= 67 main_~main__y~0) (<= ~__return_main~0 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 67 main_~main__x~0) (<= main_~__tmp_1~0 1) (<= ~__return_1121~0 0) (<= 100 main_~main__x~0) (<= 0 main_~__VERIFIER_assert__cond~0) (= (ite (= 100 main_~main__y~0) 1 0) main_~__tmp_1~0) (= ~__return_main~0 0) (<= 0 main_~__tmp_1~0)) [2019-10-13 22:59:31,535 INFO L193 IcfgInterpreter]: Reachable states at location L874 satisfy 198#(and (<= main_~main__y~0 50) (= 32 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= main_~main__x~0 32) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (<= 32 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,535 INFO L193 IcfgInterpreter]: Reachable states at location L514 satisfy 348#(and (<= 62 main_~main__y~0) (<= main_~main__y~0 62) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 62 main_~main__x~0) (= 62 main_~main__y~0) (<= ~__return_1121~0 0) (<= 62 main_~main__x~0) (<= main_~main__x~0 62) (= ~__return_main~0 0)) [2019-10-13 22:59:31,535 INFO L193 IcfgInterpreter]: Reachable states at location L958 satisfy 163#(and (<= main_~main__y~0 50) (<= 25 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 25) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (= 25 main_~main__x~0)) [2019-10-13 22:59:31,535 INFO L193 IcfgInterpreter]: Reachable states at location L1042 satisfy 128#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 18 main_~main__x~0) (= 18 main_~main__x~0) (<= ~__return_1121~0 0) (<= main_~main__x~0 18) (= ~__return_main~0 0)) [2019-10-13 22:59:31,536 INFO L193 IcfgInterpreter]: Reachable states at location L658 satisfy 288#(and (<= main_~main__y~0 50) (= 50 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 50 main_~main__x~0) (<= ~__return_1121~0 0) (<= main_~main__x~0 50) (= ~__return_main~0 0)) [2019-10-13 22:59:31,536 INFO L193 IcfgInterpreter]: Reachable states at location L1126 satisfy 93#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= 11 main_~main__x~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 11) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (= 11 main_~main__x~0)) [2019-10-13 22:59:31,536 INFO L193 IcfgInterpreter]: Reachable states at location L742 satisfy 253#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (= 43 main_~main__x~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 43) (<= ~__return_1121~0 0) (= ~__return_main~0 0) (<= 43 main_~main__x~0)) [2019-10-13 22:59:31,536 INFO L193 IcfgInterpreter]: Reachable states at location L1210 satisfy 58#(and (<= main_~main__y~0 50) (<= 4 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 4) (<= ~__return_1121~0 0) (= 4 main_~main__x~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,537 INFO L193 IcfgInterpreter]: Reachable states at location L826 satisfy 218#(and (<= main_~main__y~0 50) (= 36 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= main_~main__x~0 36) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= 36 main_~main__x~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,537 INFO L193 IcfgInterpreter]: Reachable states at location L562 satisfy 328#(and (<= main_~main__x~0 58) (= 58 main_~main__x~0) (<= main_~main__y~0 58) (<= 58 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 58 main_~main__y~0) (<= ~__return_1121~0 0) (<= 58 main_~main__y~0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,537 INFO L193 IcfgInterpreter]: Reachable states at location L910 satisfy 183#(and (= 29 main_~main__x~0) (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (<= main_~main__x~0 29) (= ~__return_main~0 0) (<= 29 main_~main__x~0)) [2019-10-13 22:59:31,538 INFO L193 IcfgInterpreter]: Reachable states at location L478 satisfy 363#(and (= 65 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= main_~main__y~0 65) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= 65 main_~main__x~0) (<= ~__return_1121~0 0) (= 65 main_~main__y~0) (= ~__return_main~0 0) (<= 65 main_~main__y~0) (<= main_~main__x~0 65)) [2019-10-13 22:59:31,538 INFO L193 IcfgInterpreter]: Reachable states at location L994 satisfy 148#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (= 22 main_~main__x~0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= 22 main_~main__x~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (<= main_~main__x~0 22) (= ~__return_main~0 0)) [2019-10-13 22:59:31,538 INFO L193 IcfgInterpreter]: Reachable states at location L610 satisfy 308#(and (<= |old(~__return_1121~0)| 0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= 54 main_~main__x~0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= 54 main_~main__x~0) (<= main_~main__y~0 54) (<= 54 main_~main__y~0) (<= ~__return_1121~0 0) (= 54 main_~main__y~0) (= ~__return_main~0 0) (<= main_~main__x~0 54)) [2019-10-13 22:59:31,538 INFO L193 IcfgInterpreter]: Reachable states at location L1078 satisfy 113#(and (<= main_~main__y~0 50) (= 15 main_~main__x~0) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (<= main_~main__x~0 15) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (<= 15 main_~main__x~0) (= 50 main_~main__y~0) (<= ~__return_1121~0 0) (= ~__return_main~0 0)) [2019-10-13 22:59:31,538 INFO L193 IcfgInterpreter]: Reachable states at location L694 satisfy 273#(and (<= main_~main__y~0 50) (<= |old(~__return_1121~0)| 0) (<= 50 main_~main__y~0) (<= 0 |old(~__return_1121~0)|) (<= 0 ~__return_main~0) (<= 0 ~__return_1121~0) (= |old(~__return_1121~0)| 0) (= |old(~__return_1121~0)| ~__return_1121~0) (<= ~__return_main~0 0) (= 50 main_~main__y~0) (<= main_~main__x~0 47) (<= ~__return_1121~0 0) (= 47 main_~main__x~0) (= ~__return_main~0 0) (<= 47 main_~main__x~0)) [2019-10-13 22:59:42,456 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2019-10-13 22:59:42,456 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71, 71, 73] total 213 [2019-10-13 22:59:42,456 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254648948] [2019-10-13 22:59:42,459 INFO L442 AbstractCegarLoop]: Interpolant automaton has 213 states [2019-10-13 22:59:42,459 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:59:42,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 213 interpolants. [2019-10-13 22:59:42,476 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11031, Invalid=34125, Unknown=0, NotChecked=0, Total=45156 [2019-10-13 22:59:42,477 INFO L87 Difference]: Start difference. First operand 77 states and 77 transitions. Second operand 213 states.